Using declarations and other code reformats

src/NadekoBot/Common/Attributes/NadekoModuleAttribute.cs

@@ -1,7 +1,7 @@
 namespace NadekoBot.Common.Attributes;
 
 [AttributeUsage(AttributeTargets.Class)]
-sealed class NadekoModuleAttribute : GroupAttribute
+internal sealed class NadekoModuleAttribute : GroupAttribute
 {
     public NadekoModuleAttribute(string moduleName) : base(moduleName)
     {

src/NadekoBot/Common/NadekoRandom.cs

@@ -4,7 +4,7 @@ namespace NadekoBot.Common;
 
 public class NadekoRandom : Random
 {
-    readonly RandomNumberGenerator _rng;
+    private readonly RandomNumberGenerator _rng;
 
     public NadekoRandom() : base()
     {

src/NadekoBot/Common/OptionsParser.cs

@@ -9,15 +9,13 @@ public static class OptionsParser
 
     public static (T, bool) ParseFrom<T>(T options, string[] args) where T : INadekoCommandOptions
     {
-        using (var p = new Parser(x =>
-               {
-                   x.HelpWriter = null;
-               }))
+        using var p = new Parser(x =>
         {
-            var res = p.ParseArguments<T>(args);
-            options = res.MapResult(x => x, x => options);
-            options.NormalizeOptions();
-            return (options, res.Tag == ParserResultType.Parsed);
-        }
+            x.HelpWriter = null;
+        });
+        var res = p.ParseArguments<T>(args);
+        options = res.MapResult(x => x, x => options);
+        options.NormalizeOptions();
+        return (options, res.Tag == ParserResultType.Parsed);
     }
 }

src/NadekoBot/Modules/Administration/Services/AdministrationService.cs

@@ -32,13 +32,11 @@ public class AdministrationService : INService
 
     public (bool DelMsgOnCmd, IEnumerable<DelMsgOnCmdChannel> channels) GetDelMsgOnCmdData(ulong guildId)
     {
-        using (var uow = _db.GetDbContext())
-        {
-            var conf = uow.GuildConfigsForId(guildId,
-                set => set.Include(x => x.DelMsgOnCmdChannels));
+        using var uow = _db.GetDbContext();
+        var conf = uow.GuildConfigsForId(guildId,
+            set => set.Include(x => x.DelMsgOnCmdChannels));
 
-            return (conf.DeleteMessageOnCommand, conf.DelMsgOnCmdChannels);
-        }
+        return (conf.DeleteMessageOnCommand, conf.DelMsgOnCmdChannels);
     }
 
     private Task DelMsgOnCmd_Handler(IUserMessage msg, CommandInfo cmd)
@@ -70,13 +68,11 @@ public class AdministrationService : INService
     public bool ToggleDeleteMessageOnCommand(ulong guildId)
     {
         bool enabled;
-        using (var uow = _db.GetDbContext())
-        {
-            var conf = uow.GuildConfigsForId(guildId, set => set);
-            enabled = conf.DeleteMessageOnCommand = !conf.DeleteMessageOnCommand;
+        using var uow = _db.GetDbContext();
+        var conf = uow.GuildConfigsForId(guildId, set => set);
+        enabled = conf.DeleteMessageOnCommand = !conf.DeleteMessageOnCommand;
 
-            uow.SaveChanges();
-        }
+        uow.SaveChanges();
         return enabled;
     }
 

src/NadekoBot/Modules/Administration/Services/DangerousCommandsService.cs

@@ -40,10 +40,8 @@ DELETE FROM Clubs;";
     public async Task<int> ExecuteSql(string sql)
     {
         int res;
-        await using (var uow = _db.GetDbContext())
-        {
-            res = await uow.Database.ExecuteSqlRawAsync(sql);
-        }
+        await using var uow = _db.GetDbContext();
+        res = await uow.Database.ExecuteSqlRawAsync(sql);
         return res;
     }
 
@@ -61,30 +59,25 @@ DELETE FROM Clubs;";
             Results = new(),
         };
 
-        using (var uow = _db.GetDbContext())
+        using var uow = _db.GetDbContext();
+        var conn = uow.Database.GetDbConnection();
+        using var cmd = conn.CreateCommand();
+        cmd.CommandText = sql;
+        using var reader = cmd.ExecuteReader();
+        if (reader.HasRows)
         {
-            var conn = uow.Database.GetDbConnection();
-            using (var cmd = conn.CreateCommand())
+            for (var i = 0; i < reader.FieldCount; i++)
             {
-                cmd.CommandText = sql;
-                using (var reader = cmd.ExecuteReader())
-                {
-                    if (reader.HasRows)
-                    {
-                        for (var i = 0; i < reader.FieldCount; i++)
-                        {
-                            result.ColumnNames.Add(reader.GetName(i));
-                        }
-                        while (reader.Read())
-                        {
-                            var obj = new object[reader.FieldCount];
-                            reader.GetValues(obj);
-                            result.Results.Add(obj.Select(x => x.ToString()).ToArray());
-                        }
-                    }
-                }
+                result.ColumnNames.Add(reader.GetName(i));
+            }
+            while (reader.Read())
+            {
+                var obj = new object[reader.FieldCount];
+                reader.GetValues(obj);
+                result.Results.Add(obj.Select(x => x.ToString()).ToArray());
             }
         }
+
         return result;
     }
 

src/NadekoBot/Modules/Administration/Services/DiscordPermOverrideService.cs

@@ -24,7 +24,7 @@ public class DiscordPermOverrideService : INService, ILateBlocker
             .ToDictionary(o => (o.GuildId ?? 0, o.Command), o => o)
             .ToConcurrent();
     }
-        
+
     public bool TryGetOverrides(ulong guildId, string commandName, out GuildPerm? perm)
     {
         commandName = commandName.ToLowerInvariant();
@@ -48,95 +48,82 @@ public class DiscordPermOverrideService : INService, ILateBlocker
     public async Task AddOverride(ulong guildId, string commandName, GuildPerm perm)
     {
         commandName = commandName.ToLowerInvariant();
-        await using (var uow = _db.GetDbContext())
+        await using var uow = _db.GetDbContext();
+        var over = await uow
+            .Set<DiscordPermOverride>()
+            .AsQueryable()
+            .FirstOrDefaultAsync(x => x.GuildId == guildId && commandName == x.Command);
+
+        if (over is null)
         {
-            var over = await uow
-                .Set<DiscordPermOverride>()
-                .AsQueryable()
-                .FirstOrDefaultAsync(x => x.GuildId == guildId && commandName == x.Command);
-
-            if (over is null)
-            {
-                uow.Set<DiscordPermOverride>()
-                    .Add(over = new()
-                    {
-                        Command = commandName,
-                        Perm = perm,
-                        GuildId = guildId,
-                    });
-            }
-            else
-            {
-                over.Perm = perm;
-            }
-
-            _overrides[(guildId, commandName)] = over;
-
-            await uow.SaveChangesAsync();
+            uow.Set<DiscordPermOverride>()
+                .Add(over = new() { Command = commandName, Perm = perm, GuildId = guildId, });
         }
+        else
+        {
+            over.Perm = perm;
+        }
+
+        _overrides[(guildId, commandName)] = over;
+
+        await uow.SaveChangesAsync();
     }
 
     public async Task ClearAllOverrides(ulong guildId)
     {
-        await using (var uow = _db.GetDbContext())
-        {
-            var overrides = await uow
-                .Set<DiscordPermOverride>()
-                .AsQueryable()
-                .AsNoTracking()
-                .Where(x => x.GuildId == guildId)
-                .ToListAsync();
-                
-            uow.RemoveRange(overrides);
-            await uow.SaveChangesAsync();
+        await using var uow = _db.GetDbContext();
+        var overrides = await uow
+            .Set<DiscordPermOverride>()
+            .AsQueryable()
+            .AsNoTracking()
+            .Where(x => x.GuildId == guildId)
+            .ToListAsync();
 
-            foreach (var over in overrides)
-            {
-                _overrides.TryRemove((guildId, over.Command), out _);
-            }
+        uow.RemoveRange(overrides);
+        await uow.SaveChangesAsync();
+
+        foreach (var over in overrides)
+        {
+            _overrides.TryRemove((guildId, over.Command), out _);
         }
     }
-        
+
     public async Task RemoveOverride(ulong guildId, string commandName)
     {
         commandName = commandName.ToLowerInvariant();
 
-        await using (var uow = _db.GetDbContext())
-        {
-            var over = await uow
-                .Set<DiscordPermOverride>()
-                .AsQueryable()
-                .AsNoTracking()
-                .FirstOrDefaultAsync(x => x.GuildId == guildId && x.Command == commandName);
+        await using var uow = _db.GetDbContext();
+        var over = await uow
+            .Set<DiscordPermOverride>()
+            .AsQueryable()
+            .AsNoTracking()
+            .FirstOrDefaultAsync(x => x.GuildId == guildId && x.Command == commandName);
 
-            if (over is null)
-                return;
-                
-            uow.Remove(over);
-            await uow.SaveChangesAsync();
+        if (over is null)
+            return;
 
-            _overrides.TryRemove((guildId, commandName), out _);
-        }
+        uow.Remove(over);
+        await uow.SaveChangesAsync();
+
+        _overrides.TryRemove((guildId, commandName), out _);
     }
 
-    public Task<List<DiscordPermOverride>> GetAllOverrides(ulong guildId)
+    public async Task<List<DiscordPermOverride>> GetAllOverrides(ulong guildId)
     {
-        using (var uow = _db.GetDbContext())
-        {
-            return uow
-                .Set<DiscordPermOverride>()
-                .AsQueryable()
-                .AsNoTracking()
-                .Where(x => x.GuildId == guildId)
-                .ToListAsync();
-        }
+        await using var uow = _db.GetDbContext();
+        return await uow
+            .Set<DiscordPermOverride>()
+            .AsQueryable()
+            .AsNoTracking()
+            .Where(x => x.GuildId == guildId)
+            .ToListAsync();
     }
 
     public async Task<bool> TryBlockLate(ICommandContext context, string moduleName, CommandInfo command)
     {
         if (TryGetOverrides(context.Guild?.Id ?? 0, command.Name, out var perm) && perm is not null)
         {
-            var result = await new RequireUserPermissionAttribute((GuildPermission) perm)
+            var result = await new RequireUserPermissionAttribute((GuildPermission)perm)
                 .CheckPermissionsAsync(context, command, _services);
 
             return !result.IsSuccess;

src/NadekoBot/Modules/Administration/Services/GameVoiceChannelService.cs

@@ -56,25 +56,23 @@ public class GameVoiceChannelService : INService
     public ulong? ToggleGameVoiceChannel(ulong guildId, ulong vchId)
     {
         ulong? id;
-        using (var uow = _db.GetDbContext())
+        using var uow = _db.GetDbContext();
+        var gc = uow.GuildConfigsForId(guildId, set => set);
+
+        if (gc.GameVoiceChannel == vchId)
         {
-            var gc = uow.GuildConfigsForId(guildId, set => set);
-
-            if (gc.GameVoiceChannel == vchId)
-            {
-                GameVoiceChannels.TryRemove(vchId);
-                id = gc.GameVoiceChannel = null;
-            }
-            else
-            {
-                if (gc.GameVoiceChannel != null)
-                    GameVoiceChannels.TryRemove(gc.GameVoiceChannel.Value);
-                GameVoiceChannels.Add(vchId);
-                id = gc.GameVoiceChannel = vchId;
-            }
-
-            uow.SaveChanges();
+            GameVoiceChannels.TryRemove(vchId);
+            id = gc.GameVoiceChannel = null;
         }
+        else
+        {
+            if (gc.GameVoiceChannel != null)
+                GameVoiceChannels.TryRemove(gc.GameVoiceChannel.Value);
+            GameVoiceChannels.Add(vchId);
+            id = gc.GameVoiceChannel = vchId;
+        }
+
+        uow.SaveChanges();
         return id;
     }
 

src/NadekoBot/Modules/Administration/Services/GuildTimezoneService.cs

@@ -59,18 +59,16 @@ public class GuildTimezoneService : INService
 
     public void SetTimeZone(ulong guildId, TimeZoneInfo tz)
     {
-        using (var uow = _db.GetDbContext())
-        {
-            var gc = uow.GuildConfigsForId(guildId, set => set);
+        using var uow = _db.GetDbContext();
+        var gc = uow.GuildConfigsForId(guildId, set => set);
 
-            gc.TimeZoneId = tz?.Id;
-            uow.SaveChanges();
+        gc.TimeZoneId = tz?.Id;
+        uow.SaveChanges();
 
-            if (tz is null)
-                _timezones.TryRemove(guildId, out tz);
-            else
-                _timezones.AddOrUpdate(guildId, tz, (key, old) => tz);
-        }
+        if (tz is null)
+            _timezones.TryRemove(guildId, out tz);
+        else
+            _timezones.AddOrUpdate(guildId, tz, (key, old) => tz);
     }
 
     public TimeZoneInfo GetTimeZoneOrUtc(ulong guildId)

src/NadekoBot/Modules/Administration/Services/LogCommandService.cs

@@ -198,30 +198,28 @@ public sealed class LogCommandService : ILogCommandService
 
     public async Task LogServer(ulong guildId, ulong channelId, bool value)
     {
-        await using (var uow = _db.GetDbContext())
-        {
-            var logSetting = uow.LogSettingsFor(guildId);
+        await using var uow = _db.GetDbContext();
+        var logSetting = uow.LogSettingsFor(guildId);
                 
-            logSetting.LogOtherId =
-                logSetting.MessageUpdatedId =
-                    logSetting.MessageDeletedId =
-                        logSetting.UserJoinedId =
-                            logSetting.UserLeftId =
-                                logSetting.UserBannedId =
-                                    logSetting.UserUnbannedId =
-                                        logSetting.UserUpdatedId =
-                                            logSetting.ChannelCreatedId =
-                                                logSetting.ChannelDestroyedId =
-                                                    logSetting.ChannelUpdatedId =
-                                                        logSetting.LogUserPresenceId =
-                                                            logSetting.LogVoicePresenceId =
-                                                                logSetting.UserMutedId =
-                                                                    logSetting.LogVoicePresenceTTSId =
-                                                                        value ? channelId : null;
-            ;
-            await uow.SaveChangesAsync();
-            GuildLogSettings.AddOrUpdate(guildId, id => logSetting, (id, old) => logSetting);
-        }
+        logSetting.LogOtherId =
+            logSetting.MessageUpdatedId =
+                logSetting.MessageDeletedId =
+                    logSetting.UserJoinedId =
+                        logSetting.UserLeftId =
+                            logSetting.UserBannedId =
+                                logSetting.UserUnbannedId =
+                                    logSetting.UserUpdatedId =
+                                        logSetting.ChannelCreatedId =
+                                            logSetting.ChannelDestroyedId =
+                                                logSetting.ChannelUpdatedId =
+                                                    logSetting.LogUserPresenceId =
+                                                        logSetting.LogVoicePresenceId =
+                                                            logSetting.UserMutedId =
+                                                                logSetting.LogVoicePresenceTTSId =
+                                                                    value ? channelId : null;
+        ;
+        await uow.SaveChangesAsync();
+        GuildLogSettings.AddOrUpdate(guildId, id => logSetting, (id, old) => logSetting);
     }
 
     private Task _client_UserUpdated(SocketUser before, SocketUser uAfter)
@@ -1193,60 +1191,58 @@ public sealed class LogCommandService : ILogCommandService
 
     private void UnsetLogSetting(ulong guildId, LogType logChannelType)
     {
-        using (var uow = _db.GetDbContext())
+        using var uow = _db.GetDbContext();
+        var newLogSetting = uow.LogSettingsFor(guildId);
+        switch (logChannelType)
         {
-            var newLogSetting = uow.LogSettingsFor(guildId);
-            switch (logChannelType)
-            {
-                case LogType.Other:
-                    newLogSetting.LogOtherId = null;
-                    break;
-                case LogType.MessageUpdated:
-                    newLogSetting.MessageUpdatedId = null;
-                    break;
-                case LogType.MessageDeleted:
-                    newLogSetting.MessageDeletedId = null;
-                    break;
-                case LogType.UserJoined:
-                    newLogSetting.UserJoinedId = null;
-                    break;
-                case LogType.UserLeft:
-                    newLogSetting.UserLeftId = null;
-                    break;
-                case LogType.UserBanned:
-                    newLogSetting.UserBannedId = null;
-                    break;
-                case LogType.UserUnbanned:
-                    newLogSetting.UserUnbannedId = null;
-                    break;
-                case LogType.UserUpdated:
-                    newLogSetting.UserUpdatedId = null;
-                    break;
-                case LogType.UserMuted:
-                    newLogSetting.UserMutedId = null;
-                    break;
-                case LogType.ChannelCreated:
-                    newLogSetting.ChannelCreatedId = null;
-                    break;
-                case LogType.ChannelDestroyed:
-                    newLogSetting.ChannelDestroyedId = null;
-                    break;
-                case LogType.ChannelUpdated:
-                    newLogSetting.ChannelUpdatedId = null;
-                    break;
-                case LogType.UserPresence:
-                    newLogSetting.LogUserPresenceId = null;
-                    break;
-                case LogType.VoicePresence:
-                    newLogSetting.LogVoicePresenceId = null;
-                    break;
-                case LogType.VoicePresenceTTS:
-                    newLogSetting.LogVoicePresenceTTSId = null;
-                    break;
-            }
-
-            GuildLogSettings.AddOrUpdate(guildId, newLogSetting, (gid, old) => newLogSetting);
-            uow.SaveChanges();
+            case LogType.Other:
+                newLogSetting.LogOtherId = null;
+                break;
+            case LogType.MessageUpdated:
+                newLogSetting.MessageUpdatedId = null;
+                break;
+            case LogType.MessageDeleted:
+                newLogSetting.MessageDeletedId = null;
+                break;
+            case LogType.UserJoined:
+                newLogSetting.UserJoinedId = null;
+                break;
+            case LogType.UserLeft:
+                newLogSetting.UserLeftId = null;
+                break;
+            case LogType.UserBanned:
+                newLogSetting.UserBannedId = null;
+                break;
+            case LogType.UserUnbanned:
+                newLogSetting.UserUnbannedId = null;
+                break;
+            case LogType.UserUpdated:
+                newLogSetting.UserUpdatedId = null;
+                break;
+            case LogType.UserMuted:
+                newLogSetting.UserMutedId = null;
+                break;
+            case LogType.ChannelCreated:
+                newLogSetting.ChannelCreatedId = null;
+                break;
+            case LogType.ChannelDestroyed:
+                newLogSetting.ChannelDestroyedId = null;
+                break;
+            case LogType.ChannelUpdated:
+                newLogSetting.ChannelUpdatedId = null;
+                break;
+            case LogType.UserPresence:
+                newLogSetting.LogUserPresenceId = null;
+                break;
+            case LogType.VoicePresence:
+                newLogSetting.LogVoicePresenceId = null;
+                break;
+            case LogType.VoicePresenceTTS:
+                newLogSetting.LogVoicePresenceTTSId = null;
+                break;
         }
+
+        GuildLogSettings.AddOrUpdate(guildId, newLogSetting, (gid, old) => newLogSetting);
+        uow.SaveChanges();
     }
 }

src/NadekoBot/Modules/Administration/Services/MuteService.cs

@@ -163,13 +163,11 @@ public class MuteService : INService
 
     public async Task SetMuteRoleAsync(ulong guildId, string name)
     {
-        await using (var uow = _db.GetDbContext())
-        {
-            var config = uow.GuildConfigsForId(guildId, set => set);
-            config.MuteRoleName = name;
-            GuildMuteRoles.AddOrUpdate(guildId, name, (id, old) => name);
-            await uow.SaveChangesAsync();
-        }
+        await using var uow = _db.GetDbContext();
+        var config = uow.GuildConfigsForId(guildId, set => set);
+        config.MuteRoleName = name;
+        GuildMuteRoles.AddOrUpdate(guildId, name, (id, old) => name);
+        await uow.SaveChangesAsync();
     }
 
     public async Task MuteUser(IGuildUser usr, IUser mod, MuteType type = MuteType.All, string reason = "")
@@ -445,24 +443,22 @@ public class MuteService : INService
 
     private void RemoveTimerFromDb(ulong guildId, ulong userId, TimerType type)
     {
-        using (var uow = _db.GetDbContext())
+        using var uow = _db.GetDbContext();
+        object toDelete;
+        if (type == TimerType.Mute)
         {
-            object toDelete;
-            if (type == TimerType.Mute)
-            {
-                var config = uow.GuildConfigsForId(guildId, set => set.Include(x => x.UnmuteTimers));
-                toDelete = config.UnmuteTimers.FirstOrDefault(x => x.UserId == userId);
-            }
-            else
-            {
-                var config = uow.GuildConfigsForId(guildId, set => set.Include(x => x.UnbanTimer));
-                toDelete = config.UnbanTimer.FirstOrDefault(x => x.UserId == userId);
-            }
-            if (toDelete != null)
-            {
-                uow.Remove(toDelete);
-            }
-            uow.SaveChanges();
+            var config = uow.GuildConfigsForId(guildId, set => set.Include(x => x.UnmuteTimers));
+            toDelete = config.UnmuteTimers.FirstOrDefault(x => x.UserId == userId);
         }
+        else
+        {
+            var config = uow.GuildConfigsForId(guildId, set => set.Include(x => x.UnbanTimer));
+            toDelete = config.UnbanTimer.FirstOrDefault(x => x.UserId == userId);
+        }
+        if (toDelete != null)
+        {
+            uow.Remove(toDelete);
+        }
+        uow.SaveChanges();
     }
 }

src/NadekoBot/Modules/Administration/Services/ProtectionService.cs

@@ -290,13 +290,11 @@ public class ProtectionService : INService
 
         _antiRaidGuilds.AddOrUpdate(guildId, stats, (key, old) => stats);
 
-        await using (var uow = _db.GetDbContext())
-        {
-            var gc = uow.GuildConfigsForId(guildId, set => set.Include(x => x.AntiRaidSetting));
+        await using var uow = _db.GetDbContext();
+        var gc = uow.GuildConfigsForId(guildId, set => set.Include(x => x.AntiRaidSetting));
 
-            gc.AntiRaidSetting = stats.AntiRaidSettings;
-            await uow.SaveChangesAsync();
-        }
+        gc.AntiRaidSetting = stats.AntiRaidSettings;
+        await uow.SaveChangesAsync();
 
         return stats;
     }
@@ -305,13 +303,11 @@ public class ProtectionService : INService
     {
         if (_antiRaidGuilds.TryRemove(guildId, out _))
         {
-            using (var uow = _db.GetDbContext())
-            {
-                var gc = uow.GuildConfigsForId(guildId, set => set.Include(x => x.AntiRaidSetting));
+            using var uow = _db.GetDbContext();
+            var gc = uow.GuildConfigsForId(guildId, set => set.Include(x => x.AntiRaidSetting));
 
-                gc.AntiRaidSetting = null;
-                uow.SaveChanges();
-            }
+            gc.AntiRaidSetting = null;
+            uow.SaveChanges();
             return true;
         }
         return false;
@@ -322,14 +318,12 @@ public class ProtectionService : INService
         if (_antiSpamGuilds.TryRemove(guildId, out var removed))
         {
             removed.UserStats.ForEach(x => x.Value.Dispose());
-            using (var uow = _db.GetDbContext())
-            {
-                var gc = uow.GuildConfigsForId(guildId, set => set.Include(x => x.AntiSpamSetting)
-                    .ThenInclude(x => x.IgnoredChannels));
+            using var uow = _db.GetDbContext();
+            var gc = uow.GuildConfigsForId(guildId, set => set.Include(x => x.AntiSpamSetting)
+                .ThenInclude(x => x.IgnoredChannels));
 
-                gc.AntiSpamSetting = null;
-                uow.SaveChanges();
-            }
+            gc.AntiSpamSetting = null;
+            uow.SaveChanges();
             return true;
         }
         return false;
@@ -361,23 +355,21 @@ public class ProtectionService : INService
             return stats;
         });
 
-        await using (var uow = _db.GetDbContext())
-        {
-            var gc = uow.GuildConfigsForId(guildId, set => set.Include(x => x.AntiSpamSetting));
+        await using var uow = _db.GetDbContext();
+        var gc = uow.GuildConfigsForId(guildId, set => set.Include(x => x.AntiSpamSetting));
 
-            if (gc.AntiSpamSetting != null)
-            {
-                gc.AntiSpamSetting.Action = stats.AntiSpamSettings.Action;
-                gc.AntiSpamSetting.MessageThreshold = stats.AntiSpamSettings.MessageThreshold;
-                gc.AntiSpamSetting.MuteTime = stats.AntiSpamSettings.MuteTime;
-                gc.AntiSpamSetting.RoleId = stats.AntiSpamSettings.RoleId;
-            }
-            else
-            {
-                gc.AntiSpamSetting = stats.AntiSpamSettings;
-            }
-            await uow.SaveChangesAsync();
+        if (gc.AntiSpamSetting != null)
+        {
+            gc.AntiSpamSetting.Action = stats.AntiSpamSettings.Action;
+            gc.AntiSpamSetting.MessageThreshold = stats.AntiSpamSettings.MessageThreshold;
+            gc.AntiSpamSetting.MuteTime = stats.AntiSpamSettings.MuteTime;
+            gc.AntiSpamSetting.RoleId = stats.AntiSpamSettings.RoleId;
         }
+        else
+        {
+            gc.AntiSpamSetting = stats.AntiSpamSettings;
+        }
+        await uow.SaveChangesAsync();
         return stats;
     }
 
@@ -388,34 +380,32 @@ public class ProtectionService : INService
             ChannelId = channelId
         };
         bool added;
-        await using (var uow = _db.GetDbContext())
+        await using var uow = _db.GetDbContext();
+        var gc = uow.GuildConfigsForId(guildId, set => set.Include(x => x.AntiSpamSetting).ThenInclude(x => x.IgnoredChannels));
+        var spam = gc.AntiSpamSetting;
+        if (spam is null)
         {
-            var gc = uow.GuildConfigsForId(guildId, set => set.Include(x => x.AntiSpamSetting).ThenInclude(x => x.IgnoredChannels));
-            var spam = gc.AntiSpamSetting;
-            if (spam is null)
-            {
-                return null;
-            }
-
-            if (spam.IgnoredChannels.Add(obj)) // if adding to db is successful
-            {
-                if (_antiSpamGuilds.TryGetValue(guildId, out var temp))
-                    temp.AntiSpamSettings.IgnoredChannels.Add(obj); // add to local cache
-                added = true;
-            }
-            else
-            {
-                var toRemove = spam.IgnoredChannels.First(x => x.ChannelId == channelId);
-                uow.Set<AntiSpamIgnore>().Remove(toRemove); // remove from db
-                if (_antiSpamGuilds.TryGetValue(guildId, out var temp))
-                {
-                    temp.AntiSpamSettings.IgnoredChannels.Remove(toRemove); // remove from local cache
-                }
-                added = false;
-            }
-
-            await uow.SaveChangesAsync();
+            return null;
         }
+
+        if (spam.IgnoredChannels.Add(obj)) // if adding to db is successful
+        {
+            if (_antiSpamGuilds.TryGetValue(guildId, out var temp))
+                temp.AntiSpamSettings.IgnoredChannels.Add(obj); // add to local cache
+            added = true;
+        }
+        else
+        {
+            var toRemove = spam.IgnoredChannels.First(x => x.ChannelId == channelId);
+            uow.Set<AntiSpamIgnore>().Remove(toRemove); // remove from db
+            if (_antiSpamGuilds.TryGetValue(guildId, out var temp))
+            {
+                temp.AntiSpamSettings.IgnoredChannels.Remove(toRemove); // remove from local cache
+            }
+            added = false;
+        }
+
+        await uow.SaveChangesAsync();
         return added;
     }
 

src/NadekoBot/Modules/Administration/Services/RoleCommandsService.cs

@@ -163,19 +163,17 @@ public class RoleCommandsService : INService
 
     public void Remove(ulong id, int index)
     {
-        using (var uow = _db.GetDbContext())
-        {
-            var gc = uow.GuildConfigsForId(id,
-                set => set.Include(x => x.ReactionRoleMessages)
-                    .ThenInclude(x => x.ReactionRoles));
-            uow.Set<ReactionRole>()
-                .RemoveRange(gc.ReactionRoleMessages[index].ReactionRoles);
-            gc.ReactionRoleMessages.RemoveAt(index);
-            _models.AddOrUpdate(id,
-                gc.ReactionRoleMessages,
-                delegate { return gc.ReactionRoleMessages; });
-            uow.SaveChanges();
-        }
+        using var uow = _db.GetDbContext();
+        var gc = uow.GuildConfigsForId(id,
+            set => set.Include(x => x.ReactionRoleMessages)
+                .ThenInclude(x => x.ReactionRoles));
+        uow.Set<ReactionRole>()
+            .RemoveRange(gc.ReactionRoleMessages[index].ReactionRoles);
+        gc.ReactionRoleMessages.RemoveAt(index);
+        _models.AddOrUpdate(id,
+            gc.ReactionRoleMessages,
+            delegate { return gc.ReactionRoleMessages; });
+        uow.SaveChanges();
     }
 
     /// <summary>

src/NadekoBot/Modules/Administration/Services/SelfAssignedRolesService.cs

@@ -33,34 +33,30 @@ public class SelfAssignedRolesService : INService
 
     public bool AddNew(ulong guildId, IRole role, int group)
     {
-        using (var uow = _db.GetDbContext())
+        using var uow = _db.GetDbContext();
+        var roles = uow.SelfAssignableRoles.GetFromGuild(guildId);
+        if (roles.Any(s => s.RoleId == role.Id && s.GuildId == role.Guild.Id))
         {
-            var roles = uow.SelfAssignableRoles.GetFromGuild(guildId);
-            if (roles.Any(s => s.RoleId == role.Id && s.GuildId == role.Guild.Id))
-            {
-                return false;
-            }
-
-            uow.SelfAssignableRoles.Add(new()
-            {
-                Group = group,
-                RoleId = role.Id,
-                GuildId = role.Guild.Id
-            });
-            uow.SaveChanges();
+            return false;
         }
+
+        uow.SelfAssignableRoles.Add(new()
+        {
+            Group = @group,
+            RoleId = role.Id,
+            GuildId = role.Guild.Id
+        });
+        uow.SaveChanges();
         return true;
     }
 
     public bool ToggleAdSarm(ulong guildId)
     {
         bool newval;
-        using (var uow = _db.GetDbContext())
-        {
-            var config = uow.GuildConfigsForId(guildId, set => set);
-            newval = config.AutoDeleteSelfAssignedRoleMessages = !config.AutoDeleteSelfAssignedRoleMessages;
-            uow.SaveChanges();
-        }
+        using var uow = _db.GetDbContext();
+        var config = uow.GuildConfigsForId(guildId, set => set);
+        newval = config.AutoDeleteSelfAssignedRoleMessages = !config.AutoDeleteSelfAssignedRoleMessages;
+        uow.SaveChanges();
         return newval;
     }
 
@@ -129,33 +125,31 @@ public class SelfAssignedRolesService : INService
     public async Task<bool> SetNameAsync(ulong guildId, int group, string name)
     {
         var set = false;
-        await using (var uow = _db.GetDbContext())
+        await using var uow = _db.GetDbContext();
+        var gc = uow.GuildConfigsForId(guildId, y => y.Include(x => x.SelfAssignableRoleGroupNames));
+        var toUpdate = gc.SelfAssignableRoleGroupNames.FirstOrDefault(x => x.Number == @group);
+
+        if (string.IsNullOrWhiteSpace(name))
         {
-            var gc = uow.GuildConfigsForId(guildId, y => y.Include(x => x.SelfAssignableRoleGroupNames));
-            var toUpdate = gc.SelfAssignableRoleGroupNames.FirstOrDefault(x => x.Number == group);
-
-            if (string.IsNullOrWhiteSpace(name))
-            {
-                if (toUpdate != null)
-                    gc.SelfAssignableRoleGroupNames.Remove(toUpdate);
-            }
-            else if (toUpdate is null)
-            {
-                gc.SelfAssignableRoleGroupNames.Add(new()
-                {
-                    Name = name,
-                    Number = group,
-                });
-                set = true;
-            }
-            else
-            {
-                toUpdate.Name = name;
-                set = true;
-            }
-
-            await uow.SaveChangesAsync();
+            if (toUpdate != null)
+                gc.SelfAssignableRoleGroupNames.Remove(toUpdate);
         }
+        else if (toUpdate is null)
+        {
+            gc.SelfAssignableRoleGroupNames.Add(new()
+            {
+                Name = name,
+                Number = @group,
+            });
+            set = true;
+        }
+        else
+        {
+            toUpdate.Name = name;
+            set = true;
+        }
+
+        await uow.SaveChangesAsync();
 
         return set;
     }
@@ -187,42 +181,36 @@ public class SelfAssignedRolesService : INService
     public bool RemoveSar(ulong guildId, ulong roleId)
     {
         bool success;
-        using (var uow = _db.GetDbContext())
-        {
-            success = uow.SelfAssignableRoles.DeleteByGuildAndRoleId(guildId, roleId);
-            uow.SaveChanges();
-        }
+        using var uow = _db.GetDbContext();
+        success = uow.SelfAssignableRoles.DeleteByGuildAndRoleId(guildId, roleId);
+        uow.SaveChanges();
         return success;
     }
 
     public (bool AutoDelete, bool Exclusive, IEnumerable<SelfAssignedRole>) GetAdAndRoles(ulong guildId)
     {
-        using (var uow = _db.GetDbContext())
-        {
-            var gc = uow.GuildConfigsForId(guildId, set => set);
-            var autoDelete = gc.AutoDeleteSelfAssignedRoleMessages;
-            var exclusive = gc.ExclusiveSelfAssignedRoles;
-            var roles = uow.SelfAssignableRoles.GetFromGuild(guildId);
+        using var uow = _db.GetDbContext();
+        var gc = uow.GuildConfigsForId(guildId, set => set);
+        var autoDelete = gc.AutoDeleteSelfAssignedRoleMessages;
+        var exclusive = gc.ExclusiveSelfAssignedRoles;
+        var roles = uow.SelfAssignableRoles.GetFromGuild(guildId);
 
-            return (autoDelete, exclusive, roles);
-        }
+        return (autoDelete, exclusive, roles);
     }
 
     public bool SetLevelReq(ulong guildId, IRole role, int level)
     {
-        using (var uow = _db.GetDbContext())
+        using var uow = _db.GetDbContext();
+        var roles = uow.SelfAssignableRoles.GetFromGuild(guildId);
+        var sar = roles.FirstOrDefault(x => x.RoleId == role.Id);
+        if (sar != null)
         {
-            var roles = uow.SelfAssignableRoles.GetFromGuild(guildId);
-            var sar = roles.FirstOrDefault(x => x.RoleId == role.Id);
-            if (sar != null)
-            {
-                sar.LevelRequirement = level;
-                uow.SaveChanges();
-            }
-            else
-            {
-                return false;
-            }
+            sar.LevelRequirement = level;
+            uow.SaveChanges();
+        }
+        else
+        {
+            return false;
         }
 
         return true;
@@ -231,13 +219,11 @@ public class SelfAssignedRolesService : INService
     public bool ToggleEsar(ulong guildId)
     {
         bool areExclusive;
-        using (var uow = _db.GetDbContext())
-        {
-            var config = uow.GuildConfigsForId(guildId, set => set);
+        using var uow = _db.GetDbContext();
+        var config = uow.GuildConfigsForId(guildId, set => set);
 
-            areExclusive = config.ExclusiveSelfAssignedRoles = !config.ExclusiveSelfAssignedRoles;
-            uow.SaveChanges();
-        }
+        areExclusive = config.ExclusiveSelfAssignedRoles = !config.ExclusiveSelfAssignedRoles;
+        uow.SaveChanges();
         return areExclusive;
     }
 

src/NadekoBot/Modules/Administration/Services/SelfService.cs

@@ -273,20 +273,18 @@ public sealed class SelfService : ILateExecutor, IReadyExecutor, INService
 
     public bool RemoveStartupCommand(int index, out AutoCommand cmd)
     {
-        using (var uow = _db.GetDbContext())
-        {
-            cmd = uow.AutoCommands
-                .AsNoTracking()
-                .Where(x => x.Interval == 0)
-                .Skip(index)
-                .FirstOrDefault();
+        using var uow = _db.GetDbContext();
+        cmd = uow.AutoCommands
+            .AsNoTracking()
+            .Where(x => x.Interval == 0)
+            .Skip(index)
+            .FirstOrDefault();
 
-            if (cmd != null)
-            {
-                uow.Remove(cmd);
-                uow.SaveChanges();
-                return true;
-            }
+        if (cmd != null)
+        {
+            uow.Remove(cmd);
+            uow.SaveChanges();
+            return true;
         }
 
         return false;
@@ -294,23 +292,21 @@ public sealed class SelfService : ILateExecutor, IReadyExecutor, INService
         
     public bool RemoveAutoCommand(int index, out AutoCommand cmd)
     {
-        using (var uow = _db.GetDbContext())
-        {
-            cmd = uow.AutoCommands
-                .AsNoTracking()
-                .Where(x => x.Interval >= 5)
-                .Skip(index)
-                .FirstOrDefault();
+        using var uow = _db.GetDbContext();
+        cmd = uow.AutoCommands
+            .AsNoTracking()
+            .Where(x => x.Interval >= 5)
+            .Skip(index)
+            .FirstOrDefault();
 
-            if (cmd != null)
-            {
-                uow.Remove(cmd);
-                if (_autoCommands.TryGetValue(cmd.GuildId, out var autos))
-                    if (autos.TryRemove(cmd.Id, out var timer))
-                        timer.Change(Timeout.Infinite, Timeout.Infinite);
-                uow.SaveChanges();
-                return true;
-            }
+        if (cmd != null)
+        {
+            uow.Remove(cmd);
+            if (_autoCommands.TryGetValue(cmd.GuildId, out var autos))
+                if (autos.TryRemove(cmd.Id, out var timer))
+                    timer.Change(Timeout.Infinite, Timeout.Infinite);
+            uow.SaveChanges();
+            return true;
         }
 
         return false;
@@ -326,35 +322,29 @@ public sealed class SelfService : ILateExecutor, IReadyExecutor, INService
 
         var uri = new Uri(img);
 
-        using (var http = _httpFactory.CreateClient())
-        using (var sr = await http.GetAsync(uri, HttpCompletionOption.ResponseHeadersRead).ConfigureAwait(false))
-        {
-            if (!sr.IsImage())
-                return false;
+        using var http = _httpFactory.CreateClient();
+        using var sr = await http.GetAsync(uri, HttpCompletionOption.ResponseHeadersRead).ConfigureAwait(false);
+        if (!sr.IsImage())
+            return false;
 
-            // i can't just do ReadAsStreamAsync because dicord.net's image poops itself
-            var imgData = await sr.Content.ReadAsByteArrayAsync().ConfigureAwait(false);
-            await using (var imgStream = imgData.ToStream())
-            {
-                await _client.CurrentUser.ModifyAsync(u => u.Avatar = new Image(imgStream)).ConfigureAwait(false);
-            }
-        }
+        // i can't just do ReadAsStreamAsync because dicord.net's image poops itself
+        var imgData = await sr.Content.ReadAsByteArrayAsync().ConfigureAwait(false);
+        await using var imgStream = imgData.ToStream();
+        await _client.CurrentUser.ModifyAsync(u => u.Avatar = new Image(imgStream)).ConfigureAwait(false);
 
         return true;
     }
 
     public void ClearStartupCommands()
     {
-        using (var uow = _db.GetDbContext())
-        {
-            var toRemove = uow
-                .AutoCommands
-                .AsNoTracking()
-                .Where(x => x.Interval == 0);
+        using var uow = _db.GetDbContext();
+        var toRemove = uow
+            .AutoCommands
+            .AsNoTracking()
+            .Where(x => x.Interval == 0);
 
-            uow.AutoCommands.RemoveRange(toRemove);
-            uow.SaveChanges();
-        }
+        uow.AutoCommands.RemoveRange(toRemove);
+        uow.SaveChanges();
     }
 
     public Task ReloadImagesAsync() 

src/NadekoBot/Modules/Administration/Services/UserPunishService.cs

@@ -198,54 +198,50 @@ public class UserPunishService : INService
 
     public async Task CheckAllWarnExpiresAsync()
     {
-        await using (var uow = _db.GetDbContext())
-        {
-            var cleared = await uow.Database.ExecuteSqlRawAsync($@"UPDATE Warnings
+        await using var uow = _db.GetDbContext();
+        var cleared = await uow.Database.ExecuteSqlRawAsync($@"UPDATE Warnings
 SET Forgiven = 1,
     ForgivenBy = 'Expiry'
 WHERE GuildId in (SELECT GuildId FROM GuildConfigs WHERE WarnExpireHours > 0 AND WarnExpireAction = 0)
 	AND Forgiven = 0
 	AND DateAdded < datetime('now', (SELECT '-' || WarnExpireHours || ' hours' FROM GuildConfigs as gc WHERE gc.GuildId = Warnings.GuildId));");
 
-            var deleted = await uow.Database.ExecuteSqlRawAsync($@"DELETE FROM Warnings
+        var deleted = await uow.Database.ExecuteSqlRawAsync($@"DELETE FROM Warnings
 WHERE GuildId in (SELECT GuildId FROM GuildConfigs WHERE WarnExpireHours > 0 AND WarnExpireAction = 1)
 	AND DateAdded < datetime('now', (SELECT '-' || WarnExpireHours || ' hours' FROM GuildConfigs as gc WHERE gc.GuildId = Warnings.GuildId));");
 
-            if(cleared > 0 || deleted > 0)
-            {
-                Log.Information($"Cleared {cleared} warnings and deleted {deleted} warnings due to expiry.");
-            }
+        if(cleared > 0 || deleted > 0)
+        {
+            Log.Information($"Cleared {cleared} warnings and deleted {deleted} warnings due to expiry.");
         }
     }
 
     public async Task CheckWarnExpiresAsync(ulong guildId)
     {
-        await using (var uow = _db.GetDbContext())
+        await using var uow = _db.GetDbContext();
+        var config = uow.GuildConfigsForId(guildId, inc => inc);
+
+        if (config.WarnExpireHours == 0)
+            return;
+
+        var hours = $"{-config.WarnExpireHours} hours";
+        if (config.WarnExpireAction == WarnExpireAction.Clear)
         {
-            var config = uow.GuildConfigsForId(guildId, inc => inc);
-
-            if (config.WarnExpireHours == 0)
-                return;
-
-            var hours = $"{-config.WarnExpireHours} hours";
-            if (config.WarnExpireAction == WarnExpireAction.Clear)
-            {
-                await uow.Database.ExecuteSqlInterpolatedAsync($@"UPDATE warnings
+            await uow.Database.ExecuteSqlInterpolatedAsync($@"UPDATE warnings
 SET Forgiven = 1,
     ForgivenBy = 'Expiry'
 WHERE GuildId={guildId}
     AND Forgiven = 0
     AND DateAdded < datetime('now', {hours})");
-            }
-            else if (config.WarnExpireAction == WarnExpireAction.Delete)
-            {
-                await uow.Database.ExecuteSqlInterpolatedAsync($@"DELETE FROM warnings
+        }
+        else if (config.WarnExpireAction == WarnExpireAction.Delete)
+        {
+            await uow.Database.ExecuteSqlInterpolatedAsync($@"DELETE FROM warnings
 WHERE GuildId={guildId}
     AND DateAdded < datetime('now', {hours})");
-            }
-
-            await uow.SaveChangesAsync();
         }
+
+        await uow.SaveChangesAsync();
     }
 
     public Task<int> GetWarnExpire(ulong guildId)
@@ -275,35 +271,29 @@ WHERE GuildId={guildId}
 
     public IGrouping<ulong, Warning>[] WarnlogAll(ulong gid)
     {
-        using (var uow = _db.GetDbContext())
-        {
-            return uow.Warnings.GetForGuild(gid).GroupBy(x => x.UserId).ToArray();
-        }
+        using var uow = _db.GetDbContext();
+        return uow.Warnings.GetForGuild(gid).GroupBy(x => x.UserId).ToArray();
     }
 
     public Warning[] UserWarnings(ulong gid, ulong userId)
     {
-        using (var uow = _db.GetDbContext())
-        {
-            return uow.Warnings.ForId(gid, userId);
-        }
+        using var uow = _db.GetDbContext();
+        return uow.Warnings.ForId(gid, userId);
     }
 
     public async Task<bool> WarnClearAsync(ulong guildId, ulong userId, int index, string moderator)
     {
         var toReturn = true;
-        await using (var uow = _db.GetDbContext())
+        await using var uow = _db.GetDbContext();
+        if (index == 0)
         {
-            if (index == 0)
-            {
-                await uow.Warnings.ForgiveAll(guildId, userId, moderator);
-            }
-            else
-            {
-                toReturn = uow.Warnings.Forgive(guildId, userId, moderator, index - 1);
-            }
-            uow.SaveChanges();
+            await uow.Warnings.ForgiveAll(guildId, userId, moderator);
         }
+        else
+        {
+            toReturn = uow.Warnings.Forgive(guildId, userId, moderator, index - 1);
+        }
+        uow.SaveChanges();
         return toReturn;
     }
 
@@ -315,22 +305,20 @@ WHERE GuildId={guildId}
         if (number <= 0 || (time != null && time.Time > TimeSpan.FromDays(49)))
             return false;
 
-        using (var uow = _db.GetDbContext())
+        using var uow = _db.GetDbContext();
+        var ps = uow.GuildConfigsForId(guildId, set => set.Include(x => x.WarnPunishments)).WarnPunishments;
+        var toDelete = ps.Where(x => x.Count == number);
+
+        uow.RemoveRange(toDelete);
+
+        ps.Add(new()
         {
-            var ps = uow.GuildConfigsForId(guildId, set => set.Include(x => x.WarnPunishments)).WarnPunishments;
-            var toDelete = ps.Where(x => x.Count == number);
-
-            uow.RemoveRange(toDelete);
-
-            ps.Add(new()
-            {
-                Count = number,
-                Punishment = punish,
-                Time = (int?)time?.Time.TotalMinutes ?? 0,
-                RoleId = punish == PunishmentAction.AddRole ? role.Id : default(ulong?),
-            });
-            uow.SaveChanges();
-        }
+            Count = number,
+            Punishment = punish,
+            Time = (int?)time?.Time.TotalMinutes ?? 0,
+            RoleId = punish == PunishmentAction.AddRole ? role.Id : default(ulong?),
+        });
+        uow.SaveChanges();
         return true;
     }
 
@@ -339,29 +327,26 @@ WHERE GuildId={guildId}
         if (number <= 0)
             return false;
 
-        using (var uow = _db.GetDbContext())
-        {
-            var ps = uow.GuildConfigsForId(guildId, set => set.Include(x => x.WarnPunishments)).WarnPunishments;
-            var p = ps.FirstOrDefault(x => x.Count == number);
+        using var uow = _db.GetDbContext();
+        var ps = uow.GuildConfigsForId(guildId, set => set.Include(x => x.WarnPunishments)).WarnPunishments;
+        var p = ps.FirstOrDefault(x => x.Count == number);
 
-            if (p != null)
-            {
-                uow.Remove(p);
-                uow.SaveChanges();
-            }
+        if (p != null)
+        {
+            uow.Remove(p);
+            uow.SaveChanges();
         }
+
         return true;
     }
 
     public WarningPunishment[] WarnPunishList(ulong guildId)
     {
-        using (var uow = _db.GetDbContext())
-        {
-            return uow.GuildConfigsForId(guildId, gc => gc.Include(x => x.WarnPunishments))
-                .WarnPunishments
-                .OrderBy(x => x.Count)
-                .ToArray();
-        }
+        using var uow = _db.GetDbContext();
+        return uow.GuildConfigsForId(guildId, gc => gc.Include(x => x.WarnPunishments))
+            .WarnPunishments
+            .OrderBy(x => x.Count)
+            .ToArray();
     }
 
     public (IEnumerable<(string Original, ulong? Id, string Reason)> Bans, int Missing) MassKill(SocketGuild guild, string people)
@@ -403,45 +388,41 @@ WHERE GuildId={guildId}
 
     public string GetBanTemplate(ulong guildId)
     {
-        using (var uow = _db.GetDbContext())
-        {
-            var template = uow.BanTemplates
-                .AsQueryable()
-                .FirstOrDefault(x => x.GuildId == guildId);
-            return template?.Text;
-        }
+        using var uow = _db.GetDbContext();
+        var template = uow.BanTemplates
+            .AsQueryable()
+            .FirstOrDefault(x => x.GuildId == guildId);
+        return template?.Text;
     }
 
     public void SetBanTemplate(ulong guildId, string text)
     {
-        using (var uow = _db.GetDbContext())
+        using var uow = _db.GetDbContext();
+        var template = uow.BanTemplates
+            .AsQueryable()
+            .FirstOrDefault(x => x.GuildId == guildId);
+
+        if (text is null)
         {
-            var template = uow.BanTemplates
-                .AsQueryable()
-                .FirstOrDefault(x => x.GuildId == guildId);
-
-            if (text is null)
-            {
-                if (template is null)
-                    return;
+            if (template is null)
+                return;
                     
-                uow.Remove(template);
-            }
-            else if (template is null)
-            {
-                uow.BanTemplates.Add(new()
-                {
-                    GuildId = guildId,
-                    Text = text,
-                });
-            }
-            else
-            {
-                template.Text = text;
-            }
-
-            uow.SaveChanges();
+            uow.Remove(template);
         }
+        else if (template is null)
+        {
+            uow.BanTemplates.Add(new()
+            {
+                GuildId = guildId,
+                Text = text,
+            });
+        }
+        else
+        {
+            template.Text = text;
+        }
+
+        uow.SaveChanges();
     }
 
     public SmartText GetBanUserDmEmbed(ICommandContext context, IGuildUser target, string defaultMessage,

src/NadekoBot/Modules/Administration/Services/VcRoleService.cs

@@ -117,12 +117,10 @@ public class VcRoleService : INService
 
         if (missingRoles.Any())
         {
-            await using (var uow = _db.GetDbContext())
-            {
-                Log.Warning($"Removing {missingRoles.Count} missing roles from {nameof(VcRoleService)}");
-                uow.RemoveRange(missingRoles);
-                await uow.SaveChangesAsync();
-            }
+            await using var uow = _db.GetDbContext();
+            Log.Warning($"Removing {missingRoles.Count} missing roles from {nameof(VcRoleService)}");
+            uow.RemoveRange(missingRoles);
+            await uow.SaveChangesAsync();
         }
     }
 
@@ -134,21 +132,19 @@ public class VcRoleService : INService
         var guildVcRoles = VcRoles.GetOrAdd(guildId, new ConcurrentDictionary<ulong, IRole>());
 
         guildVcRoles.AddOrUpdate(vcId, role, (key, old) => role);
-        using (var uow = _db.GetDbContext())
+        using var uow = _db.GetDbContext();
+        var conf = uow.GuildConfigsForId(guildId, set => set.Include(x => x.VcRoleInfos));
+        var toDelete = conf.VcRoleInfos.FirstOrDefault(x => x.VoiceChannelId == vcId); // remove old one
+        if(toDelete != null)
         {
-            var conf = uow.GuildConfigsForId(guildId, set => set.Include(x => x.VcRoleInfos));
-            var toDelete = conf.VcRoleInfos.FirstOrDefault(x => x.VoiceChannelId == vcId); // remove old one
-            if(toDelete != null)
-            {
-                uow.Remove(toDelete);
-            }
-            conf.VcRoleInfos.Add(new()
-            {
-                VoiceChannelId = vcId,
-                RoleId = role.Id,
-            }); // add new one
-            uow.SaveChanges();
+            uow.Remove(toDelete);
         }
+        conf.VcRoleInfos.Add(new()
+        {
+            VoiceChannelId = vcId,
+            RoleId = role.Id,
+        }); // add new one
+        uow.SaveChanges();
     }
 
     public bool RemoveVcRole(ulong guildId, ulong vcId)
@@ -159,13 +155,11 @@ public class VcRoleService : INService
         if (!guildVcRoles.TryRemove(vcId, out _))
             return false;
 
-        using (var uow = _db.GetDbContext())
-        {
-            var conf = uow.GuildConfigsForId(guildId, set => set.Include(x => x.VcRoleInfos));
-            var toRemove = conf.VcRoleInfos.Where(x => x.VoiceChannelId == vcId).ToList();
-            uow.RemoveRange(toRemove);
-            uow.SaveChanges();
-        }
+        using var uow = _db.GetDbContext();
+        var conf = uow.GuildConfigsForId(guildId, set => set.Include(x => x.VcRoleInfos));
+        var toRemove = conf.VcRoleInfos.Where(x => x.VoiceChannelId == vcId).ToList();
+        uow.RemoveRange(toRemove);
+        uow.SaveChanges();
 
         return true;
     }

src/NadekoBot/Modules/Gambling/DiceRollCommands.cs

@@ -30,15 +30,13 @@ public partial class Gambling
             var num1 = gen / 10;
             var num2 = gen % 10;
 
-            using (var img1 = GetDice(num1))
-            using (var img2 = GetDice(num2))
-            using (var img = new[] { img1, img2 }.Merge(out var format))
-            await using (var ms = img.ToStream(format))
-            {
-                await ctx.Channel.SendFileAsync(ms,
-                    $"dice.{format.FileExtensions.First()}",
-                    Format.Bold(ctx.User.ToString()) + " " + GetText(strs.dice_rolled(Format.Code(gen.ToString()))));
-            }
+            using var img1 = GetDice(num1);
+            using var img2 = GetDice(num2);
+            using var img = new[] { img1, img2 }.Merge(out var format);
+            await using var ms = img.ToStream(format);
+            await ctx.Channel.SendFileAsync(ms,
+                $"dice.{format.FileExtensions.First()}",
+                Format.Bold(ctx.User.ToString()) + " " + GetText(strs.dice_rolled(Format.Code(gen.ToString()))));
         }
 
         [NadekoCommand, Aliases]
@@ -108,21 +106,19 @@ public partial class Gambling
                 values.Insert(toInsert, randomNumber);
             }
 
-            using (var bitmap = dice.Merge(out var format))
-            await using (var ms = bitmap.ToStream(format))
+            using var bitmap = dice.Merge(out var format);
+            await using var ms = bitmap.ToStream(format);
+            foreach (var d in dice)
             {
-                foreach (var d in dice)
-                {
-                    d.Dispose();
-                }
-
-                await ctx.Channel.SendFileAsync(ms, $"dice.{format.FileExtensions.First()}",
-                    Format.Bold(ctx.User.ToString()) + " " +
-                    GetText(strs.dice_rolled_num(Format.Bold(values.Count.ToString()))) +
-                    " " + GetText(strs.total_average(
-                        Format.Bold(values.Sum().ToString()),
-                        Format.Bold((values.Sum() / (1.0f * values.Count)).ToString("N2")))));
+                d.Dispose();
             }
+
+            await ctx.Channel.SendFileAsync(ms, $"dice.{format.FileExtensions.First()}",
+                Format.Bold(ctx.User.ToString()) + " " +
+                GetText(strs.dice_rolled_num(Format.Bold(values.Count.ToString()))) +
+                " " + GetText(strs.total_average(
+                    Format.Bold(values.Sum().ToString()),
+                    Format.Bold((values.Sum() / (1.0f * values.Count)).ToString("N2")))));
         }
 
         private async Task InternallDndRoll(string arg, bool ordered)
@@ -211,11 +207,9 @@ public partial class Gambling
             if (num == 10)
             {
                 var images = _images.Dice;
-                using (var imgOne = Image.Load(images[1]))
-                using (var imgZero = Image.Load(images[0]))
-                {
-                    return new[] { imgOne, imgZero }.Merge();
-                }
+                using var imgOne = Image.Load(images[1]);
+                using var imgZero = Image.Load(images[0]);
+                return new[] { imgOne, imgZero }.Merge();
             }
             return Image.Load(_images.Dice[num]);
         }

src/NadekoBot/Modules/Gambling/DrawCommands.cs

@@ -44,22 +44,21 @@ public partial class Gambling
                 cardObjects.Add(currentCard);
                 images.Add(Image.Load(_images.GetCard(currentCard.ToString().ToLowerInvariant().Replace(' ', '_'))));
             }
-            using (var img = images.Merge())
+
+            using var img = images.Merge();
+            foreach (var i in images)
             {
-                foreach (var i in images)
-                {
-                    i.Dispose();
-                }
-
-                var toSend = $"{Format.Bold(ctx.User.ToString())}";
-                if (cardObjects.Count == 5)
-                    toSend += $" drew `{Deck.GetHandValue(cardObjects)}`";
-
-                if (guildId != null)
-                    toSend += "\n" + GetText(strs.cards_left(Format.Bold(cards.CardPool.Count.ToString())));
-
-                return (img.ToStream(), toSend);
+                i.Dispose();
             }
+
+            var toSend = $"{Format.Bold(ctx.User.ToString())}";
+            if (cardObjects.Count == 5)
+                toSend += $" drew `{Deck.GetHandValue(cardObjects)}`";
+
+            if (guildId != null)
+                toSend += "\n" + GetText(strs.cards_left(Format.Bold(cards.CardPool.Count.ToString())));
+
+            return (img.ToStream(), toSend);
         }
 
         [NadekoCommand, Aliases]

src/NadekoBot/Modules/Gambling/FlipCoinCommands.cs

@@ -47,20 +47,19 @@ public partial class Gambling
                     tailCount++;
                 }
             }
-            using (var img = imgs.Merge(out var format))
-            await using (var stream = img.ToStream(format))
+
+            using var img = imgs.Merge(out var format);
+            await using var stream = img.ToStream(format);
+            foreach (var i in imgs)
             {
-                foreach (var i in imgs)
-                {
-                    i.Dispose();
-                }
-                var msg = count != 1
-                    ? Format.Bold(ctx.User.ToString()) + " " + GetText(strs.flip_results(count, headCount, tailCount))
-                    : Format.Bold(ctx.User.ToString()) + " " + GetText(strs.flipped(headCount > 0
-                        ? Format.Bold(GetText(strs.heads))
-                        : Format.Bold(GetText(strs.tails))));
-                await ctx.Channel.SendFileAsync(stream, $"{count} coins.{format.FileExtensions.First()}", msg).ConfigureAwait(false);
+                i.Dispose();
             }
+            var msg = count != 1
+                ? Format.Bold(ctx.User.ToString()) + " " + GetText(strs.flip_results(count, headCount, tailCount))
+                : Format.Bold(ctx.User.ToString()) + " " + GetText(strs.flipped(headCount > 0
+                    ? Format.Bold(GetText(strs.heads))
+                    : Format.Bold(GetText(strs.tails))));
+            await ctx.Channel.SendFileAsync(stream, $"{count} coins.{format.FileExtensions.First()}", msg).ConfigureAwait(false);
         }
 
         public enum BetFlipGuess

src/NadekoBot/Modules/Gambling/Gambling.cs

@@ -538,10 +538,8 @@ public partial class Gambling : GamblingModule<GamblingService>
         }
         else
         {
-            await using (var uow = _db.GetDbContext())
-            {
-                cleanRichest = uow.DiscordUser.GetTopRichest(_client.CurrentUser.Id, 9, page).ToList();
-            }
+            await using var uow = _db.GetDbContext();
+            cleanRichest = uow.DiscordUser.GetTopRichest(_client.CurrentUser.Id, 9, page).ToList();
         }
 
         await ctx.SendPaginatedConfirmAsync(page, curPage =>
@@ -553,10 +551,8 @@ public partial class Gambling : GamblingModule<GamblingService>
             List<DiscordUser> toSend;
             if (!opts.Clean)
             {
-                using (var uow = _db.GetDbContext())
-                {
-                    toSend = uow.DiscordUser.GetTopRichest(_client.CurrentUser.Id, 9, curPage);
-                }
+                using var uow = _db.GetDbContext();
+                toSend = uow.DiscordUser.GetTopRichest(_client.CurrentUser.Id, 9, curPage);
             }
             else
             {

src/NadekoBot/Modules/Gambling/Services/GamblingService.cs

@@ -41,21 +41,20 @@ public class GamblingService : INService
                 if (config.Decay.Percent <= 0 || config.Decay.Percent > 1 || maxDecay < 0)
                     return;
 
-                using (var uow = _db.GetDbContext())
-                {
-                    var lastCurrencyDecay = _cache.GetLastCurrencyDecay();
+                using var uow = _db.GetDbContext();
+                var lastCurrencyDecay = _cache.GetLastCurrencyDecay();
                         
-                    if (DateTime.UtcNow - lastCurrencyDecay < TimeSpan.FromHours(config.Decay.HourInterval))
-                        return;
+                if (DateTime.UtcNow - lastCurrencyDecay < TimeSpan.FromHours(config.Decay.HourInterval))
+                    return;
                         
-                    Log.Information($"Decaying users' currency - decay: {config.Decay.Percent * 100}% " +
-                                    $"| max: {maxDecay} " +
-                                    $"| threshold: {config.Decay.MinThreshold}");
+                Log.Information($"Decaying users' currency - decay: {config.Decay.Percent * 100}% " +
+                                $"| max: {maxDecay} " +
+                                $"| threshold: {config.Decay.MinThreshold}");
                          
-                    if (maxDecay == 0)
-                        maxDecay = int.MaxValue;
+                if (maxDecay == 0)
+                    maxDecay = int.MaxValue;
                          
-                    uow.Database.ExecuteSqlInterpolated($@"
+                uow.Database.ExecuteSqlInterpolated($@"
 UPDATE DiscordUser
 SET CurrencyAmount=
     CASE WHEN
@@ -67,9 +66,8 @@ SET CurrencyAmount=
     END
 WHERE CurrencyAmount > {config.Decay.MinThreshold} AND UserId!={_client.CurrentUser.Id};");
 
-                    _cache.SetLastCurrencyDecay();
-                    uow.SaveChanges();
-                }
+                _cache.SetLastCurrencyDecay();
+                uow.SaveChanges();
             }, null, TimeSpan.FromMinutes(5), TimeSpan.FromMinutes(5));
         }
     }

src/NadekoBot/Modules/Gambling/Services/PlantPickService.cs

@@ -44,18 +44,16 @@ public class PlantPickService : INService
         _gss = gss;
 
         cmd.OnMessageNoTrigger += PotentialFlowerGeneration;
-        using (var uow = db.GetDbContext())
-        {
-            var guildIds = client.Guilds.Select(x => x.Id).ToList();
-            var configs = uow.Set<GuildConfig>()
-                .AsQueryable()
-                .Include(x => x.GenerateCurrencyChannelIds)
-                .Where(x => guildIds.Contains(x.GuildId))
-                .ToList();
+        using var uow = db.GetDbContext();
+        var guildIds = client.Guilds.Select(x => x.Id).ToList();
+        var configs = uow.Set<GuildConfig>()
+            .AsQueryable()
+            .Include(x => x.GenerateCurrencyChannelIds)
+            .Where(x => guildIds.Contains(x.GuildId))
+            .ToList();
                 
-            _generationChannels = new(configs
-                .SelectMany(c => c.GenerateCurrencyChannelIds.Select(obj => obj.ChannelId)));
-        }
+        _generationChannels = new(configs
+            .SelectMany(c => c.GenerateCurrencyChannelIds.Select(obj => obj.ChannelId)));
     }
 
     private string GetText(ulong gid, LocStr str)
@@ -64,39 +62,35 @@ public class PlantPickService : INService
     public bool ToggleCurrencyGeneration(ulong gid, ulong cid)
     {
         bool enabled;
-        using (var uow = _db.GetDbContext())
-        {
-            var guildConfig = uow.GuildConfigsForId(gid, set => set.Include(gc => gc.GenerateCurrencyChannelIds));
+        using var uow = _db.GetDbContext();
+        var guildConfig = uow.GuildConfigsForId(gid, set => set.Include(gc => gc.GenerateCurrencyChannelIds));
 
-            var toAdd = new GCChannelId() { ChannelId = cid };
-            if (!guildConfig.GenerateCurrencyChannelIds.Contains(toAdd))
-            {
-                guildConfig.GenerateCurrencyChannelIds.Add(toAdd);
-                _generationChannels.Add(cid);
-                enabled = true;
-            }
-            else
-            {
-                var toDelete = guildConfig.GenerateCurrencyChannelIds.FirstOrDefault(x => x.Equals(toAdd));
-                if (toDelete != null)
-                {
-                    uow.Remove(toDelete);
-                }
-                _generationChannels.TryRemove(cid);
-                enabled = false;
-            }
-            uow.SaveChanges();
+        var toAdd = new GCChannelId() { ChannelId = cid };
+        if (!guildConfig.GenerateCurrencyChannelIds.Contains(toAdd))
+        {
+            guildConfig.GenerateCurrencyChannelIds.Add(toAdd);
+            _generationChannels.Add(cid);
+            enabled = true;
         }
+        else
+        {
+            var toDelete = guildConfig.GenerateCurrencyChannelIds.FirstOrDefault(x => x.Equals(toAdd));
+            if (toDelete != null)
+            {
+                uow.Remove(toDelete);
+            }
+            _generationChannels.TryRemove(cid);
+            enabled = false;
+        }
+        uow.SaveChanges();
         return enabled;
     }
 
     public IEnumerable<GuildConfigExtensions.GeneratingChannel> GetAllGeneratingChannels()
     {
-        using (var uow = _db.GetDbContext())
-        {
-            var chs = uow.GuildConfigs.GetGeneratingChannels();
-            return chs;
-        }
+        using var uow = _db.GetDbContext();
+        var chs = uow.GuildConfigs.GetGeneratingChannels();
+        return chs;
     }
 
     /// <summary>
@@ -139,31 +133,29 @@ public class PlantPickService : INService
     {
         // draw lower, it looks better
         pass = pass.TrimTo(10, true).ToLowerInvariant();
-        using (var img = Image.Load<Rgba32>(curImg, out var format))
+        using var img = Image.Load<Rgba32>(curImg, out var format);
+        // choose font size based on the image height, so that it's visible
+        var font = _fonts.NotoSans.CreateFont(img.Height / 12, FontStyle.Bold);
+        img.Mutate(x =>
         {
-            // choose font size based on the image height, so that it's visible
-            var font = _fonts.NotoSans.CreateFont(img.Height / 12, FontStyle.Bold);
-            img.Mutate(x =>
-            {
-                // measure the size of the text to be drawing
-                var size = TextMeasurer.Measure(pass, new(font, new PointF(0, 0)));
+            // measure the size of the text to be drawing
+            var size = TextMeasurer.Measure(pass, new(font, new PointF(0, 0)));
 
-                // fill the background with black, add 5 pixels on each side to make it look better
-                x.FillPolygon(Color.ParseHex("00000080"),
-                    new PointF(0, 0),
-                    new PointF(size.Width + 5, 0),
-                    new PointF(size.Width + 5, size.Height + 10),
-                    new PointF(0, size.Height + 10));
+            // fill the background with black, add 5 pixels on each side to make it look better
+            x.FillPolygon(Color.ParseHex("00000080"),
+                new PointF(0, 0),
+                new PointF(size.Width + 5, 0),
+                new PointF(size.Width + 5, size.Height + 10),
+                new PointF(0, size.Height + 10));
 
-                // draw the password over the background
-                x.DrawText(pass,
-                    font,
-                    SixLabors.ImageSharp.Color.White,
-                    new(0, 0));
-            });
-            // return image as a stream for easy sending
-            return (img.ToStream(format), format.FileExtensions.FirstOrDefault() ?? "png");
-        }
+            // draw the password over the background
+            x.DrawText(pass,
+                font,
+                SixLabors.ImageSharp.Color.White,
+                new(0, 0));
+        });
+        // return image as a stream for easy sending
+        return (img.ToStream(format), format.FileExtensions.FirstOrDefault() ?? "png");
     }
 
     private Task PotentialFlowerGeneration(IUserMessage imsg)
@@ -309,13 +301,11 @@ public class PlantPickService : INService
                 msgToSend += " " + GetText(gid, strs.pick_sn(prefix));
 
             //get the image
-            await using (var stream = GetRandomCurrencyImage(pass, out var ext))
-            {
-                // send it
-                var msg = await ch.SendFileAsync(stream, $"img.{ext}", msgToSend).ConfigureAwait(false);
-                // return sent message's id (in order to be able to delete it when it's picked)
-                return msg.Id;
-            }
+            await using var stream = GetRandomCurrencyImage(pass, out var ext);
+            // send it
+            var msg = await ch.SendFileAsync(stream, $"img.{ext}", msgToSend).ConfigureAwait(false);
+            // return sent message's id (in order to be able to delete it when it's picked)
+            return msg.Id;
         }
         catch
         {
@@ -353,18 +343,16 @@ public class PlantPickService : INService
 
     private async Task AddPlantToDatabase(ulong gid, ulong cid, ulong uid, ulong mid, long amount, string pass)
     {
-        await using (var uow = _db.GetDbContext())
+        await using var uow = _db.GetDbContext();
+        uow.PlantedCurrency.Add(new()
         {
-            uow.PlantedCurrency.Add(new()
-            {
-                Amount = amount,
-                GuildId = gid,
-                ChannelId = cid,
-                Password = pass,
-                UserId = uid,
-                MessageId = mid,
-            });
-            await uow.SaveChangesAsync();
-        }
+            Amount = amount,
+            GuildId = gid,
+            ChannelId = cid,
+            Password = pass,
+            UserId = uid,
+            MessageId = mid,
+        });
+        await uow.SaveChangesAsync();
     }
 }

src/NadekoBot/Modules/Gambling/Services/WaifuService.cs

@@ -37,49 +37,47 @@ public class WaifuService : INService
 
         var settings = _gss.Data;
 
-        await using (var uow = _db.GetDbContext())
-        {
-            var waifu = uow.WaifuInfo.ByWaifuUserId(waifuId);
-            var ownerUser = uow.GetOrCreateUser(owner);
+        await using var uow = _db.GetDbContext();
+        var waifu = uow.WaifuInfo.ByWaifuUserId(waifuId);
+        var ownerUser = uow.GetOrCreateUser(owner);
 
-            // owner has to be the owner of the waifu
-            if (waifu is null || waifu.ClaimerId != ownerUser.Id)
-                return false;
+        // owner has to be the owner of the waifu
+        if (waifu is null || waifu.ClaimerId != ownerUser.Id)
+            return false;
                 
-            // if waifu likes the person, gotta pay the penalty
-            if (waifu.AffinityId == ownerUser.Id)
+        // if waifu likes the person, gotta pay the penalty
+        if (waifu.AffinityId == ownerUser.Id)
+        {
+            if (!await _cs.RemoveAsync(owner.Id,
+                    "Waifu Transfer - affinity penalty", 
+                    (int)(waifu.Price * 0.6),
+                    true))
             {
-                if (!await _cs.RemoveAsync(owner.Id,
-                        "Waifu Transfer - affinity penalty", 
-                        (int)(waifu.Price * 0.6),
-                        true))
-                {
-                    // unable to pay 60% penalty
-                    return false;
-                }
-
-                waifu.Price = (int)(waifu.Price * 0.7); // half of 60% = 30% price reduction
-                if (waifu.Price < settings.Waifu.MinPrice)
-                    waifu.Price = settings.Waifu.MinPrice;
-            }
-            else // if not, pay 10% fee
-            {
-                if (!await _cs.RemoveAsync(owner.Id, "Waifu Transfer", waifu.Price / 10, gamble: true))
-                {
-                    return false;
-                }
-
-                waifu.Price = (int) (waifu.Price * 0.95); // half of 10% = 5% price reduction
-                if (waifu.Price < settings.Waifu.MinPrice)
-                    waifu.Price = settings.Waifu.MinPrice;
+                // unable to pay 60% penalty
+                return false;
             }
 
-            //new claimerId is the id of the new owner
-            var newOwnerUser = uow.GetOrCreateUser(newOwner);
-            waifu.ClaimerId = newOwnerUser.Id;
-
-            await uow.SaveChangesAsync();
+            waifu.Price = (int)(waifu.Price * 0.7); // half of 60% = 30% price reduction
+            if (waifu.Price < settings.Waifu.MinPrice)
+                waifu.Price = settings.Waifu.MinPrice;
         }
+        else // if not, pay 10% fee
+        {
+            if (!await _cs.RemoveAsync(owner.Id, "Waifu Transfer", waifu.Price / 10, gamble: true))
+            {
+                return false;
+            }
+
+            waifu.Price = (int) (waifu.Price * 0.95); // half of 10% = 5% price reduction
+            if (waifu.Price < settings.Waifu.MinPrice)
+                waifu.Price = settings.Waifu.MinPrice;
+        }
+
+        //new claimerId is the id of the new owner
+        var newOwnerUser = uow.GetOrCreateUser(newOwner);
+        waifu.ClaimerId = newOwnerUser.Id;
+
+        await uow.SaveChangesAsync();
 
         return true;
     }
@@ -87,67 +85,63 @@ public class WaifuService : INService
     public int GetResetPrice(IUser user)
     {
         var settings = _gss.Data;
-        using (var uow = _db.GetDbContext())
-        {
-            var waifu = uow.WaifuInfo.ByWaifuUserId(user.Id);
+        using var uow = _db.GetDbContext();
+        var waifu = uow.WaifuInfo.ByWaifuUserId(user.Id);
 
-            if (waifu is null)
-                return settings.Waifu.MinPrice;
+        if (waifu is null)
+            return settings.Waifu.MinPrice;
 
-            var divorces = uow.WaifuUpdates.Count(x => x.Old != null &&
-                                                       x.Old.UserId == user.Id &&
-                                                       x.UpdateType == WaifuUpdateType.Claimed &&
-                                                       x.New == null);
-            var affs = uow.WaifuUpdates
-                .AsQueryable()
-                .Where(w => w.User.UserId == user.Id && w.UpdateType == WaifuUpdateType.AffinityChanged &&
-                            w.New != null)
-                .ToList()
-                .GroupBy(x => x.New)
-                .Count();
+        var divorces = uow.WaifuUpdates.Count(x => x.Old != null &&
+                                                   x.Old.UserId == user.Id &&
+                                                   x.UpdateType == WaifuUpdateType.Claimed &&
+                                                   x.New == null);
+        var affs = uow.WaifuUpdates
+            .AsQueryable()
+            .Where(w => w.User.UserId == user.Id && w.UpdateType == WaifuUpdateType.AffinityChanged &&
+                        w.New != null)
+            .ToList()
+            .GroupBy(x => x.New)
+            .Count();
 
-            return (int) Math.Ceiling(waifu.Price * 1.25f) +
-                   ((divorces + affs + 2) * settings.Waifu.Multipliers.WaifuReset);
-        }
+        return (int) Math.Ceiling(waifu.Price * 1.25f) +
+               ((divorces + affs + 2) * settings.Waifu.Multipliers.WaifuReset);
     }
 
     public async Task<bool> TryReset(IUser user)
     {
-        await using (var uow = _db.GetDbContext())
-        {
-            var price = GetResetPrice(user);
-            if (!await _cs.RemoveAsync(user.Id, "Waifu Reset", price, gamble: true))
-                return false;
+        await using var uow = _db.GetDbContext();
+        var price = GetResetPrice(user);
+        if (!await _cs.RemoveAsync(user.Id, "Waifu Reset", price, gamble: true))
+            return false;
 
-            var affs = uow.WaifuUpdates
-                .AsQueryable()
-                .Where(w => w.User.UserId == user.Id
-                            && w.UpdateType == WaifuUpdateType.AffinityChanged
-                            && w.New != null);
+        var affs = uow.WaifuUpdates
+            .AsQueryable()
+            .Where(w => w.User.UserId == user.Id
+                        && w.UpdateType == WaifuUpdateType.AffinityChanged
+                        && w.New != null);
 
-            var divorces = uow.WaifuUpdates
-                .AsQueryable()
-                .Where(x => x.Old != null &&
-                            x.Old.UserId == user.Id &&
-                            x.UpdateType == WaifuUpdateType.Claimed &&
-                            x.New == null);
+        var divorces = uow.WaifuUpdates
+            .AsQueryable()
+            .Where(x => x.Old != null &&
+                        x.Old.UserId == user.Id &&
+                        x.UpdateType == WaifuUpdateType.Claimed &&
+                        x.New == null);
 
-            //reset changes of heart to 0
-            uow.WaifuUpdates.RemoveRange(affs);
-            //reset divorces to 0
-            uow.WaifuUpdates.RemoveRange(divorces);
-            var waifu = uow.WaifuInfo.ByWaifuUserId(user.Id);
-            //reset price, remove items
-            //remove owner, remove affinity
-            waifu.Price = 50;
-            waifu.Items.Clear();
-            waifu.ClaimerId = null;
-            waifu.AffinityId = null;
+        //reset changes of heart to 0
+        uow.WaifuUpdates.RemoveRange(affs);
+        //reset divorces to 0
+        uow.WaifuUpdates.RemoveRange(divorces);
+        var waifu = uow.WaifuInfo.ByWaifuUserId(user.Id);
+        //reset price, remove items
+        //remove owner, remove affinity
+        waifu.Price = 50;
+        waifu.Items.Clear();
+        waifu.ClaimerId = null;
+        waifu.AffinityId = null;
 
-            //wives stay though
+        //wives stay though
 
-            uow.SaveChanges();
-        }
+        uow.SaveChanges();
 
         return true;
     }
@@ -302,10 +296,8 @@ public class WaifuService : INService
 
     public IEnumerable<WaifuLbResult> GetTopWaifusAtPage(int page)
     {
-        using (var uow = _db.GetDbContext())
-        {
-            return uow.WaifuInfo.GetTop(9, page * 9);
-        }
+        using var uow = _db.GetDbContext();
+        return uow.WaifuInfo.GetTop(9, page * 9);
     }
 
     public ulong GetWaifuUserId(ulong ownerId, string name)
@@ -372,85 +364,79 @@ public class WaifuService : INService
             return false;
         }
 
-        await using (var uow = _db.GetDbContext())
+        await using var uow = _db.GetDbContext();
+        var w = uow.WaifuInfo.ByWaifuUserId(giftedWaifu.Id, 
+            set => set.Include(x => x.Items)
+                .Include(x => x.Claimer));
+        if (w is null)
         {
-            var w = uow.WaifuInfo.ByWaifuUserId(giftedWaifu.Id, 
-                set => set.Include(x => x.Items)
-                    .Include(x => x.Claimer));
-            if (w is null)
+            uow.WaifuInfo.Add(w = new()
             {
-                uow.WaifuInfo.Add(w = new()
-                {
-                    Affinity = null,
-                    Claimer = null,
-                    Price = 1,
-                    Waifu = uow.GetOrCreateUser(giftedWaifu),
-                });
-            }
+                Affinity = null,
+                Claimer = null,
+                Price = 1,
+                Waifu = uow.GetOrCreateUser(giftedWaifu),
+            });
+        }
 
-            if (!itemObj.Negative)
+        if (!itemObj.Negative)
+        {
+            w.Items.Add(new()
             {
-                w.Items.Add(new()
-                {
-                    Name = itemObj.Name.ToLowerInvariant(),
-                    ItemEmoji = itemObj.ItemEmoji,
-                });
+                Name = itemObj.Name.ToLowerInvariant(),
+                ItemEmoji = itemObj.ItemEmoji,
+            });
                     
-                if (w.Claimer?.UserId == from.Id)
-                {
-                    w.Price += (int)(itemObj.Price * _gss.Data.Waifu.Multipliers.GiftEffect);
-                }
-                else
-                {
-                    w.Price += itemObj.Price / 2;
-                }
+            if (w.Claimer?.UserId == @from.Id)
+            {
+                w.Price += (int)(itemObj.Price * _gss.Data.Waifu.Multipliers.GiftEffect);
             }
             else
             {
-                w.Price -= (int)(itemObj.Price * _gss.Data.Waifu.Multipliers.NegativeGiftEffect);
-                if (w.Price < 1)
-                    w.Price = 1;
+                w.Price += itemObj.Price / 2;
             }
-
-            await uow.SaveChangesAsync();
         }
+        else
+        {
+            w.Price -= (int)(itemObj.Price * _gss.Data.Waifu.Multipliers.NegativeGiftEffect);
+            if (w.Price < 1)
+                w.Price = 1;
+        }
+
+        await uow.SaveChangesAsync();
 
         return true;
     }
 
     public WaifuInfoStats GetFullWaifuInfoAsync(ulong targetId)
     {
-        using (var uow = _db.GetDbContext())
+        using var uow = _db.GetDbContext();
+        var wi = uow.GetWaifuInfo(targetId);
+        if (wi is null)
         {
-            var wi = uow.GetWaifuInfo(targetId);
-            if (wi is null)
+            wi = new()
             {
-                wi = new()
-                {
-                    AffinityCount = 0,
-                    AffinityName = null,
-                    ClaimCount = 0,
-                    ClaimerName = null,
-                    Claims = new(),
-                    Fans = new(),
-                    DivorceCount = 0,
-                    FullName = null,
-                    Items = new(),
-                    Price = 1
-                };
-            }
-
-            return wi;
+                AffinityCount = 0,
+                AffinityName = null,
+                ClaimCount = 0,
+                ClaimerName = null,
+                Claims = new(),
+                Fans = new(),
+                DivorceCount = 0,
+                FullName = null,
+                Items = new(),
+                Price = 1
+            };
         }
+
+        return wi;
     }
     public WaifuInfoStats GetFullWaifuInfoAsync(IGuildUser target)
     {
-        using (var uow = _db.GetDbContext())
-        {
-            var du = uow.GetOrCreateUser(target);
+        using var uow = _db.GetDbContext();
+        var du = uow.GetOrCreateUser(target);
                 
-            return GetFullWaifuInfoAsync(target.Id);
-        }
+        return GetFullWaifuInfoAsync(target.Id);
     }
 
     public string GetClaimTitle(int count)

src/NadekoBot/Modules/Gambling/SlotCommands.cs

@@ -41,18 +41,18 @@ public partial class Gambling
 
         public sealed class SlotMachine
         {
-            public const int MaxValue = 5;
+            public const int MAX_VALUE = 5;
 
-            static readonly List<Func<int[], int>> _winningCombos = new()
+            private static readonly List<Func<int[], int>> _winningCombos = new()
             {
                 //three flowers
-                arr => arr.All(a=>a==MaxValue) ? 30 : 0,
+                arr => arr.All(a=>a==MAX_VALUE) ? 30 : 0,
                 //three of the same
                 arr => !arr.Any(a => a != arr[0]) ? 10 : 0,
                 //two flowers
-                arr => arr.Count(a => a == MaxValue) == 2 ? 4 : 0,
+                arr => arr.Count(a => a == MAX_VALUE) == 2 ? 4 : 0,
                 //one flower
-                arr => arr.Any(a => a == MaxValue) ? 1 : 0,
+                arr => arr.Any(a => a == MAX_VALUE) ? 1 : 0,
             };
 
             public static SlotResult Pull()
@@ -60,7 +60,7 @@ public partial class Gambling
                 var numbers = new int[3];
                 for (var i = 0; i < numbers.Length; i++)
                 {
-                    numbers[i] = new NadekoRandom().Next(0, MaxValue + 1);
+                    numbers[i] = new NadekoRandom().Next(0, MAX_VALUE + 1);
                 }
                 var multi = 0;
                 foreach (var t in _winningCombos)
@@ -84,6 +84,8 @@ public partial class Gambling
                 }
             }
         }
+        
+        public Task Test() => Task.CompletedTask; 
 
         [NadekoCommand, Aliases]
         [OwnerOnly]
@@ -124,7 +126,6 @@ public partial class Gambling
             }
 
             var sb = new StringBuilder();
-            const int bet = 1;
             var payout = 0;
             foreach (var key in dict.Keys.OrderByDescending(x => x))
             {
@@ -132,7 +133,7 @@ public partial class Gambling
                 payout += key * dict[key];
             }
             await SendConfirmAsync("Slot Test Results", sb.ToString(),
-                footer: $"Total Bet: {tests * bet} | Payout: {payout * bet} | {payout * 1.0f / tests * 100}%").ConfigureAwait(false);
+                footer: $"Total Bet: {tests} | Payout: {payout} | {payout * 1.0f / tests * 100}%").ConfigureAwait(false);
         }
 
         [NadekoCommand, Aliases]
@@ -170,7 +171,7 @@ public partial class Gambling
                         .FirstOrDefault(x => x.UserId == ctx.User.Id)
                         ?.CurrencyAmount ?? 0;
                 }
-
+                
                 using (var bgImage = Image.Load<Rgba32>(_images.SlotBackground, out var format))
                 {
                     var numbers = new int[3];
@@ -216,22 +217,20 @@ public partial class Gambling
 
                     for (var i = 0; i < 3; i++)
                     {
-                        using (var img = Image.Load(_images.SlotEmojis[numbers[i]]))
-                        {
-                            bgImage.Mutate(x => x.DrawImage(img, new Point(148 + (105 * i), 217), 1f));
-                        }
+                        using var img = Image.Load(_images.SlotEmojis[numbers[i]]);
+                        bgImage.Mutate(x => x.DrawImage(img, new Point(148 + (105 * i), 217), 1f));
                     }
 
                     var msg = GetText(strs.better_luck);
                     if (result.Multiplier > 0)
                     {
-                        if (result.Multiplier == 1f)
+                        if (Math.Abs(result.Multiplier - 1f) <= float.Epsilon)
                             msg = GetText(strs.slot_single(CurrencySign, 1));
-                        else if (result.Multiplier == 4f)
+                        else if (Math.Abs(result.Multiplier - 4f) < float.Epsilon)
                             msg = GetText(strs.slot_two(CurrencySign, 4));
-                        else if (result.Multiplier == 10f)
+                        else if (Math.Abs(result.Multiplier - 10f) <= float.Epsilon)
                             msg = GetText(strs.slot_three(10));
-                        else if (result.Multiplier == 30f)
+                        else if (Math.Abs(result.Multiplier - 30f) <= float.Epsilon)
                             msg = GetText(strs.slot_jackpot(30));
                     }
 

src/NadekoBot/Modules/Games/Common/ChatterBot/ChatterBotSession.cs

@@ -24,11 +24,9 @@ public class ChatterBotSession : IChatterBotSession
 
     public async Task<string> Think(string message)
     {
-        using (var http = _httpFactory.CreateClient())
-        {
-            var res = await http.GetStringAsync(string.Format(ApiEndpoint, message)).ConfigureAwait(false);
-            var cbr = JsonConvert.DeserializeObject<ChatterBotResponse>(res);
-            return cbr.BotSay.Replace("<br/>", "\n", StringComparison.InvariantCulture);
-        }
+        using var http = _httpFactory.CreateClient();
+        var res = await http.GetStringAsync(string.Format(ApiEndpoint, message)).ConfigureAwait(false);
+        var cbr = JsonConvert.DeserializeObject<ChatterBotResponse>(res);
+        return cbr.BotSay.Replace("<br/>", "\n", StringComparison.InvariantCulture);
     }
 }

src/NadekoBot/Modules/Games/Common/ChatterBot/OfficialCleverbotSession.cs

@@ -21,22 +21,20 @@ public class OfficialCleverbotSession : IChatterBotSession
 
     public async Task<string> Think(string input)
     {
-        using (var http = _httpFactory.CreateClient())
+        using var http = _httpFactory.CreateClient();
+        var dataString = await http.GetStringAsync(string.Format(QueryString, input, _cs ?? "")).ConfigureAwait(false);
+        try
         {
-            var dataString = await http.GetStringAsync(string.Format(QueryString, input, _cs ?? "")).ConfigureAwait(false);
-            try
-            {
-                var data = JsonConvert.DeserializeObject<CleverbotResponse>(dataString);
+            var data = JsonConvert.DeserializeObject<CleverbotResponse>(dataString);
 
-                _cs = data?.Cs;
-                return data?.Output;
-            }
-            catch
-            {
-                Log.Warning("Unexpected cleverbot response received: ");
-                Log.Warning(dataString);
-                return null;
-            }
+            _cs = data?.Cs;
+            return data?.Output;
+        }
+        catch
+        {
+            Log.Warning("Unexpected cleverbot response received: ");
+            Log.Warning(dataString);
+            return null;
         }
     }
 }
@@ -62,41 +60,37 @@ public class CleverbotIOSession : IChatterBotSession
 
     private async Task<string> GetNick()
     {
-        using (var _http = _httpFactory.CreateClient())
-        using (var msg = new FormUrlEncodedContent(new[]
-               {
-                   new KeyValuePair<string, string>("user", _user),
-                   new KeyValuePair<string, string>("key", _key),
-               }))
-        using (var data = await _http.PostAsync(_createEndpoint, msg).ConfigureAwait(false))
+        using var _http = _httpFactory.CreateClient();
+        using var msg = new FormUrlEncodedContent(new[]
         {
-            var str = await data.Content.ReadAsStringAsync().ConfigureAwait(false);
-            var obj = JsonConvert.DeserializeObject<CleverbotIOCreateResponse>(str);
-            if (obj.Status != "success")
-                throw new OperationCanceledException(obj.Status);
+            new KeyValuePair<string, string>("user", _user),
+            new KeyValuePair<string, string>("key", _key),
+        });
+        using var data = await _http.PostAsync(_createEndpoint, msg).ConfigureAwait(false);
+        var str = await data.Content.ReadAsStringAsync().ConfigureAwait(false);
+        var obj = JsonConvert.DeserializeObject<CleverbotIOCreateResponse>(str);
+        if (obj.Status != "success")
+            throw new OperationCanceledException(obj.Status);
 
-            return obj.Nick;
-        }
+        return obj.Nick;
     }
 
     public async Task<string> Think(string input)
     {
-        using (var _http = _httpFactory.CreateClient())
-        using (var msg = new FormUrlEncodedContent(new[]
-               {
-                   new KeyValuePair<string, string>("user", _user),
-                   new KeyValuePair<string, string>("key", _key),
-                   new KeyValuePair<string, string>("nick", await _nick),
-                   new KeyValuePair<string, string>("text", input),
-               }))
-        using (var data = await _http.PostAsync(_askEndpoint, msg).ConfigureAwait(false))
+        using var _http = _httpFactory.CreateClient();
+        using var msg = new FormUrlEncodedContent(new[]
         {
-            var str = await data.Content.ReadAsStringAsync().ConfigureAwait(false);
-            var obj = JsonConvert.DeserializeObject<CleverbotIOAskResponse>(str);
-            if (obj.Status != "success")
-                throw new OperationCanceledException(obj.Status);
+            new KeyValuePair<string, string>("user", _user),
+            new KeyValuePair<string, string>("key", _key),
+            new KeyValuePair<string, string>("nick", await _nick),
+            new KeyValuePair<string, string>("text", input),
+        });
+        using var data = await _http.PostAsync(_askEndpoint, msg).ConfigureAwait(false);
+        var str = await data.Content.ReadAsStringAsync().ConfigureAwait(false);
+        var obj = JsonConvert.DeserializeObject<CleverbotIOAskResponse>(str);
+        if (obj.Status != "success")
+            throw new OperationCanceledException(obj.Status);
 
-            return obj.Response;
-        }
+        return obj.Response;
     }
 }

src/NadekoBot/Modules/Games/Common/GirlRating.cs

@@ -30,33 +30,31 @@ public class GirlRating
         {
             try
             {
-                using (var img = Image.Load(_images.RategirlMatrix))
+                using var img = Image.Load(_images.RategirlMatrix);
+                const int minx = 35;
+                const int miny = 385;
+                const int length = 345;
+
+                var pointx = (int)(minx + (length * (Hot / 10)));
+                var pointy = (int)(miny - (length * ((Crazy - 4) / 6)));
+
+                using (var pointImg = Image.Load(_images.RategirlDot))
                 {
-                    const int minx = 35;
-                    const int miny = 385;
-                    const int length = 345;
-
-                    var pointx = (int)(minx + (length * (Hot / 10)));
-                    var pointy = (int)(miny - (length * ((Crazy - 4) / 6)));
-
-                    using (var pointImg = Image.Load(_images.RategirlDot))
-                    {
-                        img.Mutate(x => x.DrawImage(pointImg, new(pointx - 10, pointy - 10), new GraphicsOptions()));
-                    }
-
-                    var imgStream = new MemoryStream();
-                    img.SaveAsPng(imgStream);
-                    return imgStream;
-                    //using (var byteContent = new ByteArrayContent(imgStream.ToArray()))
-                    //{
-                    //    http.AddFakeHeaders();
-
-                    //    using (var reponse = await http.PutAsync("https://transfer.sh/img.png", byteContent).ConfigureAwait(false))
-                    //    {
-                    //        url = await reponse.Content.ReadAsStringAsync().ConfigureAwait(false);
-                    //    }
-                    //}
+                    img.Mutate(x => x.DrawImage(pointImg, new(pointx - 10, pointy - 10), new GraphicsOptions()));
                 }
+
+                var imgStream = new MemoryStream();
+                img.SaveAsPng(imgStream);
+                return imgStream;
+                //using (var byteContent = new ByteArrayContent(imgStream.ToArray()))
+                //{
+                //    http.AddFakeHeaders();
+
+                //    using (var reponse = await http.PutAsync("https://transfer.sh/img.png", byteContent).ConfigureAwait(false))
+                //    {
+                //        url = await reponse.Content.ReadAsStringAsync().ConfigureAwait(false);
+                //    }
+                //}
             }
             catch (Exception ex)
             {

src/NadekoBot/Modules/Games/Common/PollRunner.cs

@@ -51,12 +51,10 @@ public class PollRunner
         }
         finally { _locker.Release(); }
 
-        await using (var uow = _db.GetDbContext())
-        {
-            var trackedPoll = uow.Poll.FirstOrDefault(x => x.Id == Poll.Id);
-            trackedPoll.Votes.Add(voteObj);
-            uow.SaveChanges();
-        }
+        await using var uow = _db.GetDbContext();
+        var trackedPoll = uow.Poll.FirstOrDefault(x => x.Id == Poll.Id);
+        trackedPoll.Votes.Add(voteObj);
+        uow.SaveChanges();
         return true;
     }
 

src/NadekoBot/Modules/Games/Common/TicTacToe.cs

@@ -17,7 +17,7 @@ public class TicTacToe
         public int TurnTimer { get; set; } = 15;
     }
 
-    enum Phase
+    private enum Phase
     {
         Starting,
         Started,

src/NadekoBot/Modules/Games/Games.cs

@@ -57,24 +57,22 @@ public partial class Games : NadekoModule<GamesService>
             return;
         }
 
-        await using (var imgStream = new MemoryStream())
+        await using var imgStream = new MemoryStream();
+        lock (gr)
         {
-            lock (gr)
-            {
-                originalStream.Position = 0;
-                originalStream.CopyTo(imgStream);
-            }
-            imgStream.Position = 0;
-            await ctx.Channel.SendFileAsync(stream: imgStream,
-                filename: $"girl_{usr}.png",
-                text: Format.Bold($"{ctx.User.Mention} Girl Rating For {usr}"),
-                embed: _eb.Create()
-                    .WithOkColor()
-                    .AddField("Hot", gr.Hot.ToString("F2"), true)
-                    .AddField("Crazy", gr.Crazy.ToString("F2"), true)
-                    .AddField("Advice", gr.Advice, false)
-                    .Build()).ConfigureAwait(false);
+            originalStream.Position = 0;
+            originalStream.CopyTo(imgStream);
         }
+        imgStream.Position = 0;
+        await ctx.Channel.SendFileAsync(stream: imgStream,
+            filename: $"girl_{usr}.png",
+            text: Format.Bold($"{ctx.User.Mention} Girl Rating For {usr}"),
+            embed: _eb.Create()
+                .WithOkColor()
+                .AddField("Hot", gr.Hot.ToString("F2"), true)
+                .AddField("Crazy", gr.Crazy.ToString("F2"), true)
+                .AddField("Advice", gr.Advice, false)
+                .Build()).ConfigureAwait(false);
     }
 
     private double NextDouble(double x, double y)

src/NadekoBot/Modules/Games/Services/GamesService.cs

@@ -76,11 +76,9 @@ public class GamesService : INService
 
     private async Task<RatingTexts> GetRatingTexts()
     {
-        using (var http = _httpFactory.CreateClient())
-        {
-            var text = await http.GetStringAsync("https://nadeko-pictures.nyc3.digitaloceanspaces.com/other/rategirl/rates.json");
-            return JsonConvert.DeserializeObject<RatingTexts>(text);
-        }
+        using var http = _httpFactory.CreateClient();
+        var text = await http.GetStringAsync("https://nadeko-pictures.nyc3.digitaloceanspaces.com/other/rategirl/rates.json");
+        return JsonConvert.DeserializeObject<RatingTexts>(text);
     }
 
     public void AddTypingArticle(IUser user, string text)

src/NadekoBot/Modules/Games/Services/PollService.cs

@@ -22,17 +22,15 @@ public class PollService : IEarlyBehavior
         _strs = strs;
         _eb = eb;
 
-        using (var uow = db.GetDbContext())
-        {
-            ActivePolls = uow.Poll.GetAllPolls()
-                .ToDictionary(x => x.GuildId, x =>
-                {
-                    var pr = new PollRunner(db, x);
-                    pr.OnVoted += Pr_OnVoted;
-                    return pr;
-                })
-                .ToConcurrent();
-        }
+        using var uow = db.GetDbContext();
+        ActivePolls = uow.Poll.GetAllPolls()
+            .ToDictionary(x => x.GuildId, x =>
+            {
+                var pr = new PollRunner(db, x);
+                pr.OnVoted += Pr_OnVoted;
+                return pr;
+            })
+            .ToConcurrent();
     }
 
     public Poll CreatePoll(ulong guildId, ulong channelId, string input)

src/NadekoBot/Modules/Music/Common/Resolvers/RadioResolveStrategy.cs

@@ -42,10 +42,8 @@ public class RadioResolver : IRadioResolver
         string file = null;
         try
         {
-            using (var http = new HttpClient())
-            {
-                file = await http.GetStringAsync(query).ConfigureAwait(false);
-            }
+            using var http = new HttpClient();
+            file = await http.GetStringAsync(query).ConfigureAwait(false);
         }
         catch
         {

src/NadekoBot/Modules/Music/PlaylistCommands.cs

@@ -64,18 +64,16 @@ public sealed partial class Music
             var success = false;
             try
             {
-                await using (var uow = _db.GetDbContext())
-                {
-                    var pl = uow.MusicPlaylists.FirstOrDefault(x => x.Id == id);
+                await using var uow = _db.GetDbContext();
+                var pl = uow.MusicPlaylists.FirstOrDefault(x => x.Id == id);
 
-                    if (pl != null)
+                if (pl != null)
+                {
+                    if (_creds.IsOwner(ctx.User) || pl.AuthorId == ctx.User.Id)
                     {
-                        if (_creds.IsOwner(ctx.User) || pl.AuthorId == ctx.User.Id)
-                        {
-                            uow.MusicPlaylists.Remove(pl);
-                            await uow.SaveChangesAsync();
-                            success = true;
-                        }
+                        uow.MusicPlaylists.Remove(pl);
+                        await uow.SaveChangesAsync();
+                        success = true;
                     }
                 }
             }

src/NadekoBot/Modules/Permissions/Services/FilterService.cs

@@ -34,26 +34,24 @@ public sealed class FilterService : IEarlyBehavior
 
     public void ClearFilteredWords(ulong guildId)
     {
-        using (var uow = _db.GetDbContext())
+        using var uow = _db.GetDbContext();
+        var gc = uow.GuildConfigsForId(guildId,
+            set => set.Include(x => x.FilteredWords)
+                .Include(x => x.FilterWordsChannelIds));
+
+        WordFilteringServers.TryRemove(guildId);
+        ServerFilteredWords.TryRemove(guildId, out _);
+
+        foreach (var c in gc.FilterWordsChannelIds)
         {
-            var gc = uow.GuildConfigsForId(guildId,
-                set => set.Include(x => x.FilteredWords)
-                    .Include(x => x.FilterWordsChannelIds));
-
-            WordFilteringServers.TryRemove(guildId);
-            ServerFilteredWords.TryRemove(guildId, out _);
-
-            foreach (var c in gc.FilterWordsChannelIds)
-            {
-                WordFilteringChannels.TryRemove(c.ChannelId);
-            }
-
-            gc.FilterWords = false;
-            gc.FilteredWords.Clear();
-            gc.FilterWordsChannelIds.Clear();
-
-            uow.SaveChanges();
+            WordFilteringChannels.TryRemove(c.ChannelId);
         }
+
+        gc.FilterWords = false;
+        gc.FilteredWords.Clear();
+        gc.FilterWordsChannelIds.Clear();
+
+        uow.SaveChanges();
     }
 
     public ConcurrentHashSet<string> FilteredWordsForServer(ulong guildId)

src/NadekoBot/Modules/Permissions/Services/PermissionsService.cs

@@ -29,18 +29,16 @@ public class PermissionService : ILateBlocker, INService
         _strings = strings;
         _eb = eb;
 
-        using (var uow = _db.GetDbContext())
+        using var uow = _db.GetDbContext();
+        foreach (var x in uow.GuildConfigs.Permissionsv2ForAll(client.Guilds.ToArray().Select(x => x.Id)
+                     .ToList()))
         {
-            foreach (var x in uow.GuildConfigs.Permissionsv2ForAll(client.Guilds.ToArray().Select(x => x.Id)
-                         .ToList()))
+            Cache.TryAdd(x.GuildId, new()
             {
-                Cache.TryAdd(x.GuildId, new()
-                {
-                    Verbose = x.VerbosePermissions,
-                    PermRole = x.PermissionRole,
-                    Permissions = new(x.Permissions)
-                });
-            }
+                Verbose = x.VerbosePermissions,
+                PermRole = x.PermissionRole,
+                Permissions = new(x.Permissions)
+            });
         }
     }
 
@@ -63,19 +61,17 @@ public class PermissionService : ILateBlocker, INService
 
     public async Task AddPermissions(ulong guildId, params Permissionv2[] perms)
     {
-        await using (var uow = _db.GetDbContext())
+        await using var uow = _db.GetDbContext();
+        var config = uow.GcWithPermissionsv2For(guildId);
+        //var orderedPerms = new PermissionsCollection<Permissionv2>(config.Permissions);
+        var max = config.Permissions.Max(x => x.Index); //have to set its index to be the highest
+        foreach (var perm in perms)
         {
-            var config = uow.GcWithPermissionsv2For(guildId);
-            //var orderedPerms = new PermissionsCollection<Permissionv2>(config.Permissions);
-            var max = config.Permissions.Max(x => x.Index); //have to set its index to be the highest
-            foreach (var perm in perms)
-            {
-                perm.Index = ++max;
-                config.Permissions.Add(perm);
-            }
-            await uow.SaveChangesAsync();
-            UpdateCache(config);
+            perm.Index = ++max;
+            config.Permissions.Add(perm);
         }
+        await uow.SaveChangesAsync();
+        UpdateCache(config);
     }
 
     public void UpdateCache(GuildConfig config)
@@ -170,12 +166,10 @@ public class PermissionService : ILateBlocker, INService
 
     public async Task Reset(ulong guildId)
     {
-        await using (var uow = _db.GetDbContext())
-        {
-            var config = uow.GcWithPermissionsv2For(guildId);
-            config.Permissions = Permissionv2.GetDefaultPermlist;
-            await uow.SaveChangesAsync();
-            UpdateCache(config);
-        }
+        await using var uow = _db.GetDbContext();
+        var config = uow.GcWithPermissionsv2For(guildId);
+        config.Permissions = Permissionv2.GetDefaultPermlist;
+        await uow.SaveChangesAsync();
+        UpdateCache(config);
     }
 }

src/NadekoBot/Modules/Searches/AnimeSearchCommands.cs

@@ -47,64 +47,62 @@ public partial class Searches
             var fullQueryLink = "https://myanimelist.net/profile/" + name;
 
             var config = Configuration.Default.WithDefaultLoader();
-            using (var document = await BrowsingContext.New(config).OpenAsync(fullQueryLink).ConfigureAwait(false))
-            {
-                var imageElem = document.QuerySelector("body > div#myanimelist > div.wrapper > div#contentWrapper > div#content > div.content-container > div.container-left > div.user-profile > div.user-image > img");
-                var imageUrl = ((IHtmlImageElement)imageElem)?.Source ?? "http://icecream.me/uploads/870b03f36b59cc16ebfe314ef2dde781.png";
+            using var document = await BrowsingContext.New(config).OpenAsync(fullQueryLink).ConfigureAwait(false);
+            var imageElem = document.QuerySelector("body > div#myanimelist > div.wrapper > div#contentWrapper > div#content > div.content-container > div.container-left > div.user-profile > div.user-image > img");
+            var imageUrl = ((IHtmlImageElement)imageElem)?.Source ?? "http://icecream.me/uploads/870b03f36b59cc16ebfe314ef2dde781.png";
 
-                var stats = document.QuerySelectorAll("body > div#myanimelist > div.wrapper > div#contentWrapper > div#content > div.content-container > div.container-right > div#statistics > div.user-statistics-stats > div.stats > div.clearfix > ul.stats-status > li > span").Select(x => x.InnerHtml).ToList();
+            var stats = document.QuerySelectorAll("body > div#myanimelist > div.wrapper > div#contentWrapper > div#content > div.content-container > div.container-right > div#statistics > div.user-statistics-stats > div.stats > div.clearfix > ul.stats-status > li > span").Select(x => x.InnerHtml).ToList();
 
-                var favorites = document.QuerySelectorAll("div.user-favorites > div.di-tc");
+            var favorites = document.QuerySelectorAll("div.user-favorites > div.di-tc");
 
-                var favAnime = GetText(strs.anime_no_fav);
-                if (favorites.Length > 0 && favorites[0].QuerySelector("p") is null)
-                    favAnime = string.Join("\n", favorites[0].QuerySelectorAll("ul > li > div.di-tc.va-t > a")
-                        .Shuffle()
-                        .Take(3)
-                        .Select(x =>
-                        {
-                            var elem = (IHtmlAnchorElement)x;
-                            return $"[{elem.InnerHtml}]({elem.Href})";
-                        }));
+            var favAnime = GetText(strs.anime_no_fav);
+            if (favorites.Length > 0 && favorites[0].QuerySelector("p") is null)
+                favAnime = string.Join("\n", favorites[0].QuerySelectorAll("ul > li > div.di-tc.va-t > a")
+                    .Shuffle()
+                    .Take(3)
+                    .Select(x =>
+                    {
+                        var elem = (IHtmlAnchorElement)x;
+                        return $"[{elem.InnerHtml}]({elem.Href})";
+                    }));
 
-                var info = document.QuerySelectorAll("ul.user-status:nth-child(3) > li.clearfix")
-                    .Select(x => Tuple.Create(x.Children[0].InnerHtml, x.Children[1].InnerHtml))
-                    .ToList();
+            var info = document.QuerySelectorAll("ul.user-status:nth-child(3) > li.clearfix")
+                .Select(x => Tuple.Create(x.Children[0].InnerHtml, x.Children[1].InnerHtml))
+                .ToList();
 
-                var daysAndMean = document.QuerySelectorAll("div.anime:nth-child(1) > div:nth-child(2) > div")
-                    .Select(x => x.TextContent.Split(':').Select(y => y.Trim()).ToArray())
-                    .ToArray();
+            var daysAndMean = document.QuerySelectorAll("div.anime:nth-child(1) > div:nth-child(2) > div")
+                .Select(x => x.TextContent.Split(':').Select(y => y.Trim()).ToArray())
+                .ToArray();
 
-                var embed = _eb.Create()
-                    .WithOkColor()
-                    .WithTitle(GetText(strs.mal_profile(name)))
-                    .AddField("💚 " + GetText(strs.watching), stats[0], true)
-                    .AddField("💙 " + GetText(strs.completed), stats[1], true);
-                if (info.Count < 3)
-                    embed.AddField("💛 " + GetText(strs.on_hold), stats[2], true);
-                embed
-                    .AddField("💔 " + GetText(strs.dropped), stats[3], true)
-                    .AddField("⚪ " + GetText(strs.plan_to_watch), stats[4], true)
-                    .AddField("🕐 " + daysAndMean[0][0], daysAndMean[0][1], true)
-                    .AddField("📊 " + daysAndMean[1][0], daysAndMean[1][1], true)
-                    .AddField(MalInfoToEmoji(info[0].Item1) + " " + info[0].Item1, info[0].Item2.TrimTo(20), true)
-                    .AddField(MalInfoToEmoji(info[1].Item1) + " " + info[1].Item1, info[1].Item2.TrimTo(20), true);
-                if (info.Count > 2)
-                    embed.AddField(MalInfoToEmoji(info[2].Item1) + " " + info[2].Item1, info[2].Item2.TrimTo(20), true);
+            var embed = _eb.Create()
+                .WithOkColor()
+                .WithTitle(GetText(strs.mal_profile(name)))
+                .AddField("💚 " + GetText(strs.watching), stats[0], true)
+                .AddField("💙 " + GetText(strs.completed), stats[1], true);
+            if (info.Count < 3)
+                embed.AddField("💛 " + GetText(strs.on_hold), stats[2], true);
+            embed
+                .AddField("💔 " + GetText(strs.dropped), stats[3], true)
+                .AddField("⚪ " + GetText(strs.plan_to_watch), stats[4], true)
+                .AddField("🕐 " + daysAndMean[0][0], daysAndMean[0][1], true)
+                .AddField("📊 " + daysAndMean[1][0], daysAndMean[1][1], true)
+                .AddField(MalInfoToEmoji(info[0].Item1) + " " + info[0].Item1, info[0].Item2.TrimTo(20), true)
+                .AddField(MalInfoToEmoji(info[1].Item1) + " " + info[1].Item1, info[1].Item2.TrimTo(20), true);
+            if (info.Count > 2)
+                embed.AddField(MalInfoToEmoji(info[2].Item1) + " " + info[2].Item1, info[2].Item2.TrimTo(20), true);
 
-                embed
-                    .WithDescription($@"
+            embed
+                .WithDescription($@"
 ** https://myanimelist.net/animelist/{ name } **
 
 **{GetText(strs.top_3_fav_anime)}**
 {favAnime}"
 
-                    )
-                    .WithUrl(fullQueryLink)
-                    .WithImageUrl(imageUrl);
+                )
+                .WithUrl(fullQueryLink)
+                .WithImageUrl(imageUrl);
 
-                await ctx.Channel.EmbedAsync(embed).ConfigureAwait(false);
-            }
+            await ctx.Channel.EmbedAsync(embed).ConfigureAwait(false);
         }
 
         private static string MalInfoToEmoji(string info)

src/NadekoBot/Modules/Searches/Common/StreamNotifications/Providers/PicartoProvider.cs

@@ -53,34 +53,32 @@ public class PicartoProvider : Provider
         if (logins.Count == 0)
             return new();
 
-        using (var http = _httpClientFactory.CreateClient())
+        using var http = _httpClientFactory.CreateClient();
+        var toReturn = new List<StreamData>();
+        foreach (var login in logins)
         {
-            var toReturn = new List<StreamData>();
-            foreach (var login in logins)
+            try
             {
-                try
-                {
-                    http.DefaultRequestHeaders.Accept.Add(new("application/json"));
-                    // get id based on the username
-                    var res = await http.GetAsync($"https://api.picarto.tv/v1/channel/name/{login}");
+                http.DefaultRequestHeaders.Accept.Add(new("application/json"));
+                // get id based on the username
+                var res = await http.GetAsync($"https://api.picarto.tv/v1/channel/name/{login}");
                         
-                    if (!res.IsSuccessStatusCode)
-                        continue;
+                if (!res.IsSuccessStatusCode)
+                    continue;
                         
-                    var userData = JsonConvert.DeserializeObject<PicartoChannelResponse>(await res.Content.ReadAsStringAsync())!;
+                var userData = JsonConvert.DeserializeObject<PicartoChannelResponse>(await res.Content.ReadAsStringAsync())!;
 
-                    toReturn.Add(ToStreamData(userData));
-                    _failingStreams.TryRemove(login, out _);
-                }
-                catch (Exception ex)
-                {
-                    Log.Warning(ex, $"Something went wrong retreiving {Platform} stream data for {login}: {ex.Message}");
-                    _failingStreams.TryAdd(login, DateTime.UtcNow);
-                }
+                toReturn.Add(ToStreamData(userData));
+                _failingStreams.TryRemove(login, out _);
+            }
+            catch (Exception ex)
+            {
+                Log.Warning(ex, $"Something went wrong retreiving {Platform} stream data for {login}: {ex.Message}");
+                _failingStreams.TryAdd(login, DateTime.UtcNow);
             }
-
-            return toReturn;
         }
+
+        return toReturn;
     }
 
     private StreamData ToStreamData(PicartoChannelResponse stream)

src/NadekoBot/Modules/Searches/Common/StreamNotifications/Providers/TwitchProvider.cs

@@ -53,63 +53,61 @@ public class TwitchProvider : Provider
         if (logins.Count == 0)
             return new();
 
-        using (var http = _httpClientFactory.CreateClient())
+        using var http = _httpClientFactory.CreateClient();
+        http.DefaultRequestHeaders.Add("Client-Id", "67w6z9i09xv2uoojdm9l0wsyph4hxo6");
+        http.DefaultRequestHeaders.Add("Accept", "application/vnd.twitchtv.v5+json");
+
+        var toReturn = new List<StreamData>();
+        foreach (var login in logins)
         {
-            http.DefaultRequestHeaders.Add("Client-Id", "67w6z9i09xv2uoojdm9l0wsyph4hxo6");
-            http.DefaultRequestHeaders.Add("Accept", "application/vnd.twitchtv.v5+json");
-
-            var toReturn = new List<StreamData>();
-            foreach (var login in logins)
+            try
             {
-                try
+                // get id based on the username
+                var idsStr = await http.GetStringAsync($"https://api.twitch.tv/kraken/users?login={login}");
+                var userData = JsonConvert.DeserializeObject<TwitchUsersResponseV5>(idsStr);
+                var user = userData?.Users.FirstOrDefault();
+
+                // if user can't be found, skip, it means there is no such user
+                if (user is null)
+                    continue;
+
+                // get stream data
+                var str = await http.GetStringAsync($"https://api.twitch.tv/kraken/streams/{user.Id}");
+                var resObj =
+                    JsonConvert.DeserializeAnonymousType(str, new {Stream = new TwitchResponseV5.Stream()});
+
+                // if stream is null, user is not streaming
+                if (resObj?.Stream is null)
                 {
-                    // get id based on the username
-                    var idsStr = await http.GetStringAsync($"https://api.twitch.tv/kraken/users?login={login}");
-                    var userData = JsonConvert.DeserializeObject<TwitchUsersResponseV5>(idsStr);
-                    var user = userData?.Users.FirstOrDefault();
-
-                    // if user can't be found, skip, it means there is no such user
-                    if (user is null)
-                        continue;
-
-                    // get stream data
-                    var str = await http.GetStringAsync($"https://api.twitch.tv/kraken/streams/{user.Id}");
-                    var resObj =
-                        JsonConvert.DeserializeAnonymousType(str, new {Stream = new TwitchResponseV5.Stream()});
-
-                    // if stream is null, user is not streaming
-                    if (resObj?.Stream is null)
-                    {
-                        // if user is not streaming, get his offline banner
-                        var chStr = await http.GetStringAsync($"https://api.twitch.tv/kraken/channels/{user.Id}");
-                        var ch = JsonConvert.DeserializeObject<TwitchResponseV5.Channel>(chStr)!;
+                    // if user is not streaming, get his offline banner
+                    var chStr = await http.GetStringAsync($"https://api.twitch.tv/kraken/channels/{user.Id}");
+                    var ch = JsonConvert.DeserializeObject<TwitchResponseV5.Channel>(chStr)!;
                             
-                        toReturn.Add(new()
-                        {
-                            StreamType = FollowedStream.FType.Twitch,
-                            Name = ch.DisplayName,
-                            UniqueName = ch.Name,
-                            Title = ch.Status,
-                            IsLive = false,
-                            AvatarUrl = ch.Logo,
-                            StreamUrl = $"https://twitch.tv/{ch.Name}",
-                            Preview = ch.VideoBanner // set video banner as the preview,
-                        });
-                        continue; // move on
-                    }
+                    toReturn.Add(new()
+                    {
+                        StreamType = FollowedStream.FType.Twitch,
+                        Name = ch.DisplayName,
+                        UniqueName = ch.Name,
+                        Title = ch.Status,
+                        IsLive = false,
+                        AvatarUrl = ch.Logo,
+                        StreamUrl = $"https://twitch.tv/{ch.Name}",
+                        Preview = ch.VideoBanner // set video banner as the preview,
+                    });
+                    continue; // move on
+                }
 
-                    toReturn.Add(ToStreamData(resObj.Stream));
-                    _failingStreams.TryRemove(login, out _);
-                }
-                catch (Exception ex)
-                {
-                    Log.Warning($"Something went wrong retreiving {Platform} stream data for {login}: {ex.Message}");
-                    _failingStreams.TryAdd(login, DateTime.UtcNow);
-                }
+                toReturn.Add(ToStreamData(resObj.Stream));
+                _failingStreams.TryRemove(login, out _);
+            }
+            catch (Exception ex)
+            {
+                Log.Warning($"Something went wrong retreiving {Platform} stream data for {login}: {ex.Message}");
+                _failingStreams.TryAdd(login, DateTime.UtcNow);
             }
-
-            return toReturn;
         }
+
+        return toReturn;
     }
 
     private StreamData ToStreamData(TwitchResponseV5.Stream stream)

src/NadekoBot/Modules/Searches/MemegenCommands.cs

@@ -39,29 +39,27 @@ public partial class Searches
             if (--page < 0)
                 return;
 
-            using (var http = _httpFactory.CreateClient("memelist"))
-            {
-                var res = await http.GetAsync("https://api.memegen.link/templates/")
-                    .ConfigureAwait(false);
+            using var http = _httpFactory.CreateClient("memelist");
+            var res = await http.GetAsync("https://api.memegen.link/templates/")
+                .ConfigureAwait(false);
 
-                var rawJson = await res.Content.ReadAsStringAsync();
+            var rawJson = await res.Content.ReadAsStringAsync();
                     
-                var data = JsonConvert.DeserializeObject<List<MemegenTemplate>>(rawJson);
+            var data = JsonConvert.DeserializeObject<List<MemegenTemplate>>(rawJson);
 
-                await ctx.SendPaginatedConfirmAsync(page, curPage =>
+            await ctx.SendPaginatedConfirmAsync(page, curPage =>
+            {
+                var templates = string.Empty;
+                foreach (var template in data.Skip(curPage * 15).Take(15))
                 {
-                    var templates = string.Empty;
-                    foreach (var template in data.Skip(curPage * 15).Take(15))
-                    {
-                        templates += $"**{template.Name}:**\n key: `{template.Id}`\n";
-                    }
-                    var embed = _eb.Create()
-                        .WithOkColor()
-                        .WithDescription(templates);
+                    templates += $"**{template.Name}:**\n key: `{template.Id}`\n";
+                }
+                var embed = _eb.Create()
+                    .WithOkColor()
+                    .WithDescription(templates);
 
-                    return embed;
-                }, data.Count, 15).ConfigureAwait(false);
-            }
+                return embed;
+            }, data.Count, 15).ConfigureAwait(false);
         }
 
         [NadekoCommand, Aliases]

src/NadekoBot/Modules/Searches/OsuCommands.cs

@@ -23,101 +23,97 @@ public partial class Searches
             if (string.IsNullOrWhiteSpace(user))
                 return;
 
-            using (var http = _httpFactory.CreateClient())
+            using var http = _httpFactory.CreateClient();
+            var modeNumber = string.IsNullOrWhiteSpace(mode)
+                ? 0
+                : ResolveGameMode(mode);
+
+            try
             {
-                var modeNumber = string.IsNullOrWhiteSpace(mode)
-                    ? 0
-                    : ResolveGameMode(mode);
-
-                try
+                if (string.IsNullOrWhiteSpace(_creds.OsuApiKey))
                 {
-                    if (string.IsNullOrWhiteSpace(_creds.OsuApiKey))
-                    {
-                        await ReplyErrorLocalizedAsync(strs.osu_api_key).ConfigureAwait(false);
-                        return;
-                    }
-
-                    var smode = ResolveGameMode(modeNumber);
-                    var userReq = $"https://osu.ppy.sh/api/get_user?k={_creds.OsuApiKey}&u={user}&m={modeNumber}";
-                    var userResString = await http.GetStringAsync(userReq)
-                        .ConfigureAwait(false);
-                    var objs = JsonConvert.DeserializeObject<List<OsuUserData>>(userResString);
-
-                    if (objs.Count == 0)
-                    {
-                        await ReplyErrorLocalizedAsync(strs.osu_user_not_found).ConfigureAwait(false);
-                        return;
-                    }
-
-                    var obj = objs[0];
-                    var userId = obj.UserId;
-
-                    await ctx.Channel.EmbedAsync(_eb.Create()
-                        .WithOkColor()
-                        .WithTitle($"osu! {smode} profile for {user}")
-                        .WithThumbnailUrl($"https://a.ppy.sh/{userId}")
-                        .WithDescription($"https://osu.ppy.sh/u/{userId}")
-                        .AddField("Official Rank", $"#{obj.PpRank}", true)
-                        .AddField("Country Rank", $"#{obj.PpCountryRank} :flag_{obj.Country.ToLower()}:", true)
-                        .AddField("Total PP", Math.Round(obj.PpRaw, 2), true)
-                        .AddField("Accuracy", Math.Round(obj.Accuracy, 2) + "%", true)
-                        .AddField("Playcount", obj.Playcount, true)
-                        .AddField("Level", Math.Round(obj.Level), true)
-                    );
+                    await ReplyErrorLocalizedAsync(strs.osu_api_key).ConfigureAwait(false);
+                    return;
                 }
-                catch (ArgumentOutOfRangeException)
+
+                var smode = ResolveGameMode(modeNumber);
+                var userReq = $"https://osu.ppy.sh/api/get_user?k={_creds.OsuApiKey}&u={user}&m={modeNumber}";
+                var userResString = await http.GetStringAsync(userReq)
+                    .ConfigureAwait(false);
+                var objs = JsonConvert.DeserializeObject<List<OsuUserData>>(userResString);
+
+                if (objs.Count == 0)
                 {
                     await ReplyErrorLocalizedAsync(strs.osu_user_not_found).ConfigureAwait(false);
+                    return;
                 }
-                catch (Exception ex)
-                {
-                    await ReplyErrorLocalizedAsync(strs.osu_failed).ConfigureAwait(false);
-                    Log.Warning(ex, "Osu command failed");
-                }
+
+                var obj = objs[0];
+                var userId = obj.UserId;
+
+                await ctx.Channel.EmbedAsync(_eb.Create()
+                    .WithOkColor()
+                    .WithTitle($"osu! {smode} profile for {user}")
+                    .WithThumbnailUrl($"https://a.ppy.sh/{userId}")
+                    .WithDescription($"https://osu.ppy.sh/u/{userId}")
+                    .AddField("Official Rank", $"#{obj.PpRank}", true)
+                    .AddField("Country Rank", $"#{obj.PpCountryRank} :flag_{obj.Country.ToLower()}:", true)
+                    .AddField("Total PP", Math.Round(obj.PpRaw, 2), true)
+                    .AddField("Accuracy", Math.Round(obj.Accuracy, 2) + "%", true)
+                    .AddField("Playcount", obj.Playcount, true)
+                    .AddField("Level", Math.Round(obj.Level), true)
+                );
+            }
+            catch (ArgumentOutOfRangeException)
+            {
+                await ReplyErrorLocalizedAsync(strs.osu_user_not_found).ConfigureAwait(false);
+            }
+            catch (Exception ex)
+            {
+                await ReplyErrorLocalizedAsync(strs.osu_failed).ConfigureAwait(false);
+                Log.Warning(ex, "Osu command failed");
             }
         }
 
         [NadekoCommand, Aliases]
         public async Task Gatari(string user, [Leftover] string mode = null)
         {
-            using (var http = _httpFactory.CreateClient())
+            using var http = _httpFactory.CreateClient();
+            var modeNumber = string.IsNullOrWhiteSpace(mode)
+                ? 0
+                : ResolveGameMode(mode);
+
+            var modeStr = ResolveGameMode(modeNumber);
+            var resString = await http
+                .GetStringAsync($"https://api.gatari.pw/user/stats?u={user}&mode={modeNumber}")
+                .ConfigureAwait(false);
+
+            var statsResponse = JsonConvert.DeserializeObject<GatariUserStatsResponse>(resString);
+            if (statsResponse.Code != 200 || statsResponse.Stats.Id == 0)
             {
-                var modeNumber = string.IsNullOrWhiteSpace(mode)
-                    ? 0
-                    : ResolveGameMode(mode);
-
-                var modeStr = ResolveGameMode(modeNumber);
-                var resString = await http
-                    .GetStringAsync($"https://api.gatari.pw/user/stats?u={user}&mode={modeNumber}")
-                    .ConfigureAwait(false);
-
-                var statsResponse = JsonConvert.DeserializeObject<GatariUserStatsResponse>(resString);
-                if (statsResponse.Code != 200 || statsResponse.Stats.Id == 0)
-                {
-                    await ReplyErrorLocalizedAsync(strs.osu_user_not_found).ConfigureAwait(false);
-                    return;
-                }
-
-                var usrResString = await http.GetStringAsync($"https://api.gatari.pw/users/get?u={user}")
-                    .ConfigureAwait(false);
-
-                var userData = JsonConvert.DeserializeObject<GatariUserResponse>(usrResString).Users[0];
-                var userStats = statsResponse.Stats;
-
-                var embed = _eb.Create()
-                    .WithOkColor()
-                    .WithTitle($"osu!Gatari {modeStr} profile for {user}")
-                    .WithThumbnailUrl($"https://a.gatari.pw/{userStats.Id}")
-                    .WithDescription($"https://osu.gatari.pw/u/{userStats.Id}")
-                    .AddField("Official Rank", $"#{userStats.Rank}", true)
-                    .AddField("Country Rank", $"#{userStats.CountryRank} :flag_{userData.Country.ToLower()}:", true)
-                    .AddField("Total PP", userStats.Pp, true)
-                    .AddField("Accuracy", $"{Math.Round(userStats.AvgAccuracy, 2)}%", true)
-                    .AddField("Playcount", userStats.Playcount, true)
-                    .AddField("Level", userStats.Level, true);
-
-                await ctx.Channel.EmbedAsync(embed);
+                await ReplyErrorLocalizedAsync(strs.osu_user_not_found).ConfigureAwait(false);
+                return;
             }
+
+            var usrResString = await http.GetStringAsync($"https://api.gatari.pw/users/get?u={user}")
+                .ConfigureAwait(false);
+
+            var userData = JsonConvert.DeserializeObject<GatariUserResponse>(usrResString).Users[0];
+            var userStats = statsResponse.Stats;
+
+            var embed = _eb.Create()
+                .WithOkColor()
+                .WithTitle($"osu!Gatari {modeStr} profile for {user}")
+                .WithThumbnailUrl($"https://a.gatari.pw/{userStats.Id}")
+                .WithDescription($"https://osu.gatari.pw/u/{userStats.Id}")
+                .AddField("Official Rank", $"#{userStats.Rank}", true)
+                .AddField("Country Rank", $"#{userStats.CountryRank} :flag_{userData.Country.ToLower()}:", true)
+                .AddField("Total PP", userStats.Pp, true)
+                .AddField("Accuracy", $"{Math.Round(userStats.AvgAccuracy, 2)}%", true)
+                .AddField("Playcount", userStats.Playcount, true)
+                .AddField("Level", userStats.Level, true);
+
+            await ctx.Channel.EmbedAsync(embed);
         }
 
         [NadekoCommand, Aliases]
@@ -135,62 +131,60 @@ public partial class Searches
                 return;
             }
 
-            using (var http = _httpFactory.CreateClient())
+            using var http = _httpFactory.CreateClient();
+            var m = 0;
+            if (!string.IsNullOrWhiteSpace(mode))
             {
-                var m = 0;
-                if (!string.IsNullOrWhiteSpace(mode))
-                {
-                    m = ResolveGameMode(mode);
-                }
+                m = ResolveGameMode(mode);
+            }
 
-                var reqString = $"https://osu.ppy.sh/api/get_user_best" +
-                                $"?k={_creds.OsuApiKey}" +
-                                $"&u={Uri.EscapeDataString(user)}" +
-                                $"&type=string" +
-                                $"&limit=5" +
-                                $"&m={m}";
+            var reqString = $"https://osu.ppy.sh/api/get_user_best" +
+                            $"?k={_creds.OsuApiKey}" +
+                            $"&u={Uri.EscapeDataString(user)}" +
+                            $"&type=string" +
+                            $"&limit=5" +
+                            $"&m={m}";
 
-                var resString = await http.GetStringAsync(reqString).ConfigureAwait(false);
-                var obj = JsonConvert.DeserializeObject<List<OsuUserBests>>(resString);
+            var resString = await http.GetStringAsync(reqString).ConfigureAwait(false);
+            var obj = JsonConvert.DeserializeObject<List<OsuUserBests>>(resString);
 
-                var mapTasks = obj.Select(async item =>
-                {
-                    var mapReqString = $"https://osu.ppy.sh/api/get_beatmaps" +
-                                       $"?k={_creds.OsuApiKey}" +
-                                       $"&b={item.BeatmapId}";
+            var mapTasks = obj.Select(async item =>
+            {
+                var mapReqString = $"https://osu.ppy.sh/api/get_beatmaps" +
+                                   $"?k={_creds.OsuApiKey}" +
+                                   $"&b={item.BeatmapId}";
 
-                    var mapResString = await http.GetStringAsync(mapReqString).ConfigureAwait(false);
-                    var map = JsonConvert.DeserializeObject<List<OsuMapData>>(mapResString).FirstOrDefault();
-                    if (map is null)
-                        return default;
-                    var pp = Math.Round(item.Pp, 2);
-                    var acc = CalculateAcc(item, m);
-                    var mods = ResolveMods(item.EnabledMods);
+                var mapResString = await http.GetStringAsync(mapReqString).ConfigureAwait(false);
+                var map = JsonConvert.DeserializeObject<List<OsuMapData>>(mapResString).FirstOrDefault();
+                if (map is null)
+                    return default;
+                var pp = Math.Round(item.Pp, 2);
+                var acc = CalculateAcc(item, m);
+                var mods = ResolveMods(item.EnabledMods);
 
-                    var title = $"{map.Artist}-{map.Title} ({map.Version})";
-                    var desc = $@"[/b/{item.BeatmapId}](https://osu.ppy.sh/b/{item.BeatmapId})
+                var title = $"{map.Artist}-{map.Title} ({map.Version})";
+                var desc = $@"[/b/{item.BeatmapId}](https://osu.ppy.sh/b/{item.BeatmapId})
 {pp + "pp",-7} | {acc + "%",-7}
 ";
-                    if (mods != "+")
-                    {
-                        desc += Format.Bold(mods);
-                    }
-
-                    return (title, desc);
-                });
-                    
-                var eb = _eb.Create()
-                    .WithOkColor()
-                    .WithTitle($"Top 5 plays for {user}");
-                    
-                var mapData = await Task.WhenAll(mapTasks);
-                foreach (var (title, desc) in mapData.Where(x => x != default))
+                if (mods != "+")
                 {
-                    eb.AddField(title, desc, false);
+                    desc += Format.Bold(mods);
                 }
 
-                await ctx.Channel.EmbedAsync(eb).ConfigureAwait(false);
+                return (title, desc);
+            });
+                    
+            var eb = _eb.Create()
+                .WithOkColor()
+                .WithTitle($"Top 5 plays for {user}");
+                    
+            var mapData = await Task.WhenAll(mapTasks);
+            foreach (var (title, desc) in mapData.Where(x => x != default))
+            {
+                eb.AddField(title, desc, false);
             }
+
+            await ctx.Channel.EmbedAsync(eb).ConfigureAwait(false);
         }
 
         //https://osu.ppy.sh/wiki/Accuracy

src/NadekoBot/Modules/Searches/PathOfExileCommands.cs

@@ -41,11 +41,9 @@ public partial class Searches
 
             try
             {
-                using (var http = _httpFactory.CreateClient())
-                {
-                    var res = await http.GetStringAsync($"{_poeURL}{usr}").ConfigureAwait(false);
-                    characters = JsonConvert.DeserializeObject<List<Account>>(res);
-                }
+                using var http = _httpFactory.CreateClient();
+                var res = await http.GetStringAsync($"{_poeURL}{usr}").ConfigureAwait(false);
+                characters = JsonConvert.DeserializeObject<List<Account>>(res);
             }
             catch
             {
@@ -102,11 +100,9 @@ public partial class Searches
 
             try
             {
-                using (var http = _httpFactory.CreateClient())
-                {
-                    var res = await http.GetStringAsync("http://api.pathofexile.com/leagues?type=main&compact=1").ConfigureAwait(false);
-                    leagues = JsonConvert.DeserializeObject<List<Leagues>>(res);
-                }
+                using var http = _httpFactory.CreateClient();
+                var res = await http.GetStringAsync("http://api.pathofexile.com/leagues?type=main&compact=1").ConfigureAwait(false);
+                leagues = JsonConvert.DeserializeObject<List<Leagues>>(res);
             }
             catch
             {
@@ -159,48 +155,46 @@ public partial class Searches
             try
             {
                 var res = $"{_ponURL}{leagueName}";
-                using (var http = _httpFactory.CreateClient())
+                using var http = _httpFactory.CreateClient();
+                var obj = JObject.Parse(await http.GetStringAsync(res).ConfigureAwait(false));
+
+                var chaosEquivalent = 0.0F;
+                var conversionEquivalent = 0.0F;
+
+                //	poe.ninja API does not include a "chaosEquivalent" property for Chaos Orbs.
+                if (cleanCurrency == "Chaos Orb")
                 {
-                    var obj = JObject.Parse(await http.GetStringAsync(res).ConfigureAwait(false));
-
-                    var chaosEquivalent = 0.0F;
-                    var conversionEquivalent = 0.0F;
-
-                    //	poe.ninja API does not include a "chaosEquivalent" property for Chaos Orbs.
-                    if (cleanCurrency == "Chaos Orb")
-                    {
-                        chaosEquivalent = 1.0F;
-                    }
-                    else
-                    {
-                        var currencyInput = obj["lines"].Values<JObject>()
-                            .Where(i => i["currencyTypeName"].Value<string>() == cleanCurrency)
-                            .FirstOrDefault();
-                        chaosEquivalent = float.Parse(currencyInput["chaosEquivalent"].ToString(), System.Globalization.CultureInfo.InvariantCulture);
-                    }
-
-                    if (cleanConvert == "Chaos Orb")
-                    {
-                        conversionEquivalent = 1.0F;
-                    }
-                    else
-                    {
-                        var currencyOutput = obj["lines"].Values<JObject>()
-                            .Where(i => i["currencyTypeName"].Value<string>() == cleanConvert)
-                            .FirstOrDefault();
-                        conversionEquivalent = float.Parse(currencyOutput["chaosEquivalent"].ToString(), System.Globalization.CultureInfo.InvariantCulture);
-                    }
-
-                    var embed = _eb.Create()
-                        .WithAuthor($"{leagueName} Currency Exchange",
-                            "https://web.poecdn.com/image/favicon/ogimage.png",
-                            "http://poe.ninja")
-                        .AddField("Currency Type", cleanCurrency, true)
-                        .AddField($"{cleanConvert} Equivalent", chaosEquivalent / conversionEquivalent, true)
-                        .WithOkColor();
-
-                    await ctx.Channel.EmbedAsync(embed).ConfigureAwait(false);
+                    chaosEquivalent = 1.0F;
                 }
+                else
+                {
+                    var currencyInput = obj["lines"].Values<JObject>()
+                        .Where(i => i["currencyTypeName"].Value<string>() == cleanCurrency)
+                        .FirstOrDefault();
+                    chaosEquivalent = float.Parse(currencyInput["chaosEquivalent"].ToString(), System.Globalization.CultureInfo.InvariantCulture);
+                }
+
+                if (cleanConvert == "Chaos Orb")
+                {
+                    conversionEquivalent = 1.0F;
+                }
+                else
+                {
+                    var currencyOutput = obj["lines"].Values<JObject>()
+                        .Where(i => i["currencyTypeName"].Value<string>() == cleanConvert)
+                        .FirstOrDefault();
+                    conversionEquivalent = float.Parse(currencyOutput["chaosEquivalent"].ToString(), System.Globalization.CultureInfo.InvariantCulture);
+                }
+
+                var embed = _eb.Create()
+                    .WithAuthor($"{leagueName} Currency Exchange",
+                        "https://web.poecdn.com/image/favicon/ogimage.png",
+                        "http://poe.ninja")
+                    .AddField("Currency Type", cleanCurrency, true)
+                    .AddField($"{cleanConvert} Equivalent", chaosEquivalent / conversionEquivalent, true)
+                    .WithOkColor();
+
+                await ctx.Channel.EmbedAsync(embed).ConfigureAwait(false);
             }
             catch
             {

src/NadekoBot/Modules/Searches/Searches.cs

@@ -39,15 +39,13 @@ public partial class Searches : NadekoModule<SearchesService>
         var av = usr.RealAvatarUrl();
         if (av is null)
             return;
-        await using (var picStream = await _service.GetRipPictureAsync(usr.Nickname ?? usr.Username, av).ConfigureAwait(false))
-        {
-            await ctx.Channel.SendFileAsync(
-                    picStream,
-                    "rip.png",
-                    $"Rip {Format.Bold(usr.ToString())} \n\t- " +
-                    Format.Italics(ctx.User.ToString()))
-                .ConfigureAwait(false);
-        }
+        await using var picStream = await _service.GetRipPictureAsync(usr.Nickname ?? usr.Username, av).ConfigureAwait(false);
+        await ctx.Channel.SendFileAsync(
+                picStream,
+                "rip.png",
+                $"Rip {Format.Bold(usr.ToString())} \n\t- " +
+                Format.Italics(ctx.User.ToString()))
+            .ConfigureAwait(false);
     }
 
     [NadekoCommand, Aliases]
@@ -224,30 +222,28 @@ public partial class Searches : NadekoModule<SearchesService>
 
             var fullQueryLink = $"http://imgur.com/search?q={ query }";
             var config = Configuration.Default.WithDefaultLoader();
-            using (var document = await BrowsingContext.New(config).OpenAsync(fullQueryLink).ConfigureAwait(false))
-            {
-                var elems = document.QuerySelectorAll("a.image-list-link").ToList();
+            using var document = await BrowsingContext.New(config).OpenAsync(fullQueryLink).ConfigureAwait(false);
+            var elems = document.QuerySelectorAll("a.image-list-link").ToList();
 
-                if (!elems.Any())
-                    return;
+            if (!elems.Any())
+                return;
 
-                var img = elems.ElementAtOrDefault(new NadekoRandom().Next(0, elems.Count))?.Children?.FirstOrDefault() as IHtmlImageElement;
+            var img = elems.ElementAtOrDefault(new NadekoRandom().Next(0, elems.Count))?.Children?.FirstOrDefault() as IHtmlImageElement;
 
-                if (img?.Source is null)
-                    return;
+            if (img?.Source is null)
+                return;
 
-                var source = img.Source.Replace("b.", ".", StringComparison.InvariantCulture);
+            var source = img.Source.Replace("b.", ".", StringComparison.InvariantCulture);
 
-                var embed = _eb.Create()
-                    .WithOkColor()
-                    .WithAuthor(GetText(strs.image_search_for) + " " + oterms.TrimTo(50),
-                        "http://s.imgur.com/images/logo-1200-630.jpg?",
-                        fullQueryLink)
-                    .WithDescription(source)
-                    .WithImageUrl(source)
-                    .WithTitle(ctx.User.ToString());
-                await ctx.Channel.EmbedAsync(embed).ConfigureAwait(false);
-            }
+            var embed = _eb.Create()
+                .WithOkColor()
+                .WithAuthor(GetText(strs.image_search_for) + " " + oterms.TrimTo(50),
+                    "http://s.imgur.com/images/logo-1200-630.jpg?",
+                    fullQueryLink)
+                .WithDescription(source)
+                .WithImageUrl(source)
+                .WithTitle(ctx.User.ToString());
+            await ctx.Channel.EmbedAsync(embed).ConfigureAwait(false);
         }
     }
 
@@ -280,28 +276,24 @@ public partial class Searches : NadekoModule<SearchesService>
         {
             try
             {
-                using (var _http = _httpFactory.CreateClient())
-                using (var req = new HttpRequestMessage(HttpMethod.Post, "https://goolnk.com/api/v1/shorten"))
+                using var _http = _httpFactory.CreateClient();
+                using var req = new HttpRequestMessage(HttpMethod.Post, "https://goolnk.com/api/v1/shorten");
+                var formData = new MultipartFormDataContent
                 {
-                    var formData = new MultipartFormDataContent
-                    {
-                        { new StringContent(query), "url" }
-                    };
-                    req.Content = formData;
+                    { new StringContent(query), "url" }
+                };
+                req.Content = formData;
 
-                    using (var res = await _http.SendAsync(req).ConfigureAwait(false))
-                    {
-                        var content = await res.Content.ReadAsStringAsync();
-                        var data = JsonConvert.DeserializeObject<ShortenData>(content);
+                using var res = await _http.SendAsync(req).ConfigureAwait(false);
+                var content = await res.Content.ReadAsStringAsync();
+                var data = JsonConvert.DeserializeObject<ShortenData>(content);
 
-                        if (!string.IsNullOrWhiteSpace(data?.ResultUrl))
-                            cachedShortenedLinks.TryAdd(query, data.ResultUrl);
-                        else
-                            return;
+                if (!string.IsNullOrWhiteSpace(data?.ResultUrl))
+                    cachedShortenedLinks.TryAdd(query, data.ResultUrl);
+                else
+                    return;
 
-                        shortLink = data.ResultUrl;
-                    }
-                }
+                shortLink = data.ResultUrl;
             }
             catch (Exception ex)
             {
@@ -477,78 +469,74 @@ public partial class Searches : NadekoModule<SearchesService>
         if (!await ValidateQuery(word).ConfigureAwait(false))
             return;
 
-        using (var _http = _httpFactory.CreateClient())
+        using var _http = _httpFactory.CreateClient();
+        string res;
+        try
         {
-            string res;
-            try
+            res = await _cache.GetOrCreateAsync($"define_{word}", e =>
             {
-                res = await _cache.GetOrCreateAsync($"define_{word}", e =>
-                {
-                    e.AbsoluteExpirationRelativeToNow = TimeSpan.FromHours(12);
-                    return _http.GetStringAsync("https://api.pearson.com/v2/dictionaries/entries?headword=" + WebUtility.UrlEncode(word));
-                }).ConfigureAwait(false);
+                e.AbsoluteExpirationRelativeToNow = TimeSpan.FromHours(12);
+                return _http.GetStringAsync("https://api.pearson.com/v2/dictionaries/entries?headword=" + WebUtility.UrlEncode(word));
+            }).ConfigureAwait(false);
 
-                var data = JsonConvert.DeserializeObject<DefineModel>(res);
+            var data = JsonConvert.DeserializeObject<DefineModel>(res);
 
-                var datas = data.Results
-                    .Where(x => x.Senses is not null && x.Senses.Count > 0 && x.Senses[0].Definition is not null)
-                    .Select(x => (Sense: x.Senses[0], x.PartOfSpeech));
+            var datas = data.Results
+                .Where(x => x.Senses is not null && x.Senses.Count > 0 && x.Senses[0].Definition is not null)
+                .Select(x => (Sense: x.Senses[0], x.PartOfSpeech));
 
-                if (!datas.Any())
-                {
-                    Log.Warning("Definition not found: {Word}", word);
-                    await ReplyErrorLocalizedAsync(strs.define_unknown).ConfigureAwait(false);
-                }
-
-
-                var col = datas.Select(data => (
-                    Definition: data.Sense.Definition is string
-                        ? data.Sense.Definition.ToString()
-                        : ((JArray)JToken.Parse(data.Sense.Definition.ToString())).First.ToString(),
-                    Example: data.Sense.Examples is null || data.Sense.Examples.Count == 0
-                        ? string.Empty
-                        : data.Sense.Examples[0].Text,
-                    Word: word,
-                    WordType: string.IsNullOrWhiteSpace(data.PartOfSpeech) ? "-" : data.PartOfSpeech
-                )).ToList();
-
-                Log.Information($"Sending {col.Count} definition for: {word}");
-
-                await ctx.SendPaginatedConfirmAsync(0, page =>
-                {
-                    var data = col.Skip(page).First();
-                    var embed = _eb.Create()
-                        .WithDescription(ctx.User.Mention)
-                        .AddField(GetText(strs.word), data.Word, true)
-                        .AddField(GetText(strs._class), data.WordType, true)
-                        .AddField(GetText(strs.definition), data.Definition)
-                        .WithOkColor();
-
-                    if (!string.IsNullOrWhiteSpace(data.Example))
-                        embed.AddField(GetText(strs.example), data.Example);
-
-                    return embed;
-                }, col.Count, 1);
-            }
-            catch (Exception ex)
+            if (!datas.Any())
             {
-                Log.Error(ex, "Error retrieving definition data for: {Word}", word);
+                Log.Warning("Definition not found: {Word}", word);
+                await ReplyErrorLocalizedAsync(strs.define_unknown).ConfigureAwait(false);
             }
+
+
+            var col = datas.Select(data => (
+                Definition: data.Sense.Definition is string
+                    ? data.Sense.Definition.ToString()
+                    : ((JArray)JToken.Parse(data.Sense.Definition.ToString())).First.ToString(),
+                Example: data.Sense.Examples is null || data.Sense.Examples.Count == 0
+                    ? string.Empty
+                    : data.Sense.Examples[0].Text,
+                Word: word,
+                WordType: string.IsNullOrWhiteSpace(data.PartOfSpeech) ? "-" : data.PartOfSpeech
+            )).ToList();
+
+            Log.Information($"Sending {col.Count} definition for: {word}");
+
+            await ctx.SendPaginatedConfirmAsync(0, page =>
+            {
+                var data = col.Skip(page).First();
+                var embed = _eb.Create()
+                    .WithDescription(ctx.User.Mention)
+                    .AddField(GetText(strs.word), data.Word, true)
+                    .AddField(GetText(strs._class), data.WordType, true)
+                    .AddField(GetText(strs.definition), data.Definition)
+                    .WithOkColor();
+
+                if (!string.IsNullOrWhiteSpace(data.Example))
+                    embed.AddField(GetText(strs.example), data.Example);
+
+                return embed;
+            }, col.Count, 1);
+        }
+        catch (Exception ex)
+        {
+            Log.Error(ex, "Error retrieving definition data for: {Word}", word);
         }
     }
 
     [NadekoCommand, Aliases]
     public async Task Catfact()
     {
-        using (var http = _httpFactory.CreateClient())
-        {
-            var response = await http.GetStringAsync("https://catfact.ninja/fact").ConfigureAwait(false);
-            if (response is null)
-                return;
+        using var http = _httpFactory.CreateClient();
+        var response = await http.GetStringAsync("https://catfact.ninja/fact").ConfigureAwait(false);
+        if (response is null)
+            return;
 
-            var fact = JObject.Parse(response)["fact"].ToString();
-            await SendConfirmAsync("🐈" + GetText(strs.catfact), fact).ConfigureAwait(false);
-        }
+        var fact = JObject.Parse(response)["fact"].ToString();
+        await SendConfirmAsync("🐈" + GetText(strs.catfact), fact).ConfigureAwait(false);
     }
 
     //done in 3.0
@@ -585,15 +573,13 @@ public partial class Searches : NadekoModule<SearchesService>
         if (!await ValidateQuery(query).ConfigureAwait(false))
             return;
 
-        using (var http = _httpFactory.CreateClient())
-        {
-            var result = await http.GetStringAsync("https://en.wikipedia.org//w/api.php?action=query&format=json&prop=info&redirects=1&formatversion=2&inprop=url&titles=" + Uri.EscapeDataString(query)).ConfigureAwait(false);
-            var data = JsonConvert.DeserializeObject<WikipediaApiModel>(result);
-            if (data.Query.Pages[0].Missing || string.IsNullOrWhiteSpace(data.Query.Pages[0].FullUrl))
-                await ReplyErrorLocalizedAsync(strs.wiki_page_not_found).ConfigureAwait(false);
-            else
-                await ctx.Channel.SendMessageAsync(data.Query.Pages[0].FullUrl).ConfigureAwait(false);
-        }
+        using var http = _httpFactory.CreateClient();
+        var result = await http.GetStringAsync("https://en.wikipedia.org//w/api.php?action=query&format=json&prop=info&redirects=1&formatversion=2&inprop=url&titles=" + Uri.EscapeDataString(query)).ConfigureAwait(false);
+        var data = JsonConvert.DeserializeObject<WikipediaApiModel>(result);
+        if (data.Query.Pages[0].Missing || string.IsNullOrWhiteSpace(data.Query.Pages[0].FullUrl))
+            await ReplyErrorLocalizedAsync(strs.wiki_page_not_found).ConfigureAwait(false);
+        else
+            await ctx.Channel.SendMessageAsync(data.Query.Pages[0].FullUrl).ConfigureAwait(false);
     }
 
     [NadekoCommand, Aliases]
@@ -605,24 +591,20 @@ public partial class Searches : NadekoModule<SearchesService>
         var colorObjects = colors.Take(10)
             .ToArray();
 
-        using (var img = new Image<Rgba32>(colorObjects.Length * 50, 50))
+        using var img = new Image<Rgba32>(colorObjects.Length * 50, 50);
+        for (var i = 0; i < colorObjects.Length; i++)
         {
-            for (var i = 0; i < colorObjects.Length; i++)
-            {
-                var x = i * 50;
-                img.Mutate(m => m.FillPolygon(colorObjects[i], new PointF[] {
-                    new(x, 0),
-                    new(x + 50, 0),
-                    new(x + 50, 50),
-                    new(x, 50)
-                }));
-            }
-
-            await using (var ms = img.ToStream())
-            {
-                await ctx.Channel.SendFileAsync(ms, $"colors.png").ConfigureAwait(false);
-            }
+            var x = i * 50;
+            img.Mutate(m => m.FillPolygon(colorObjects[i], new PointF[] {
+                new(x, 0),
+                new(x + 50, 0),
+                new(x + 50, 50),
+                new(x, 50)
+            }));
         }
+
+        await using var ms = img.ToStream();
+        await ctx.Channel.SendFileAsync(ms, $"colors.png").ConfigureAwait(false);
     }
 
     [NadekoCommand, Aliases]
@@ -655,35 +637,33 @@ public partial class Searches : NadekoModule<SearchesService>
             return;
         }
         await ctx.Channel.TriggerTypingAsync().ConfigureAwait(false);
-        using (var http = _httpFactory.CreateClient())
+        using var http = _httpFactory.CreateClient();
+        http.DefaultRequestHeaders.Clear();
+        try
         {
-            http.DefaultRequestHeaders.Clear();
-            try
-            {
-                var res = await http.GetStringAsync($"https://{Uri.EscapeDataString(target)}.fandom.com/api.php" +
-                                                    $"?action=query" +
-                                                    $"&format=json" +
-                                                    $"&list=search" +
-                                                    $"&srsearch={Uri.EscapeDataString(query)}" +
-                                                    $"&srlimit=1").ConfigureAwait(false);
-                var items = JObject.Parse(res);
-                var title = items["query"]?["search"]?.FirstOrDefault()?["title"]?.ToString();
+            var res = await http.GetStringAsync($"https://{Uri.EscapeDataString(target)}.fandom.com/api.php" +
+                                                $"?action=query" +
+                                                $"&format=json" +
+                                                $"&list=search" +
+                                                $"&srsearch={Uri.EscapeDataString(query)}" +
+                                                $"&srlimit=1").ConfigureAwait(false);
+            var items = JObject.Parse(res);
+            var title = items["query"]?["search"]?.FirstOrDefault()?["title"]?.ToString();
                     
-                if (string.IsNullOrWhiteSpace(title))
-                {
-                    await ReplyErrorLocalizedAsync(strs.wikia_error).ConfigureAwait(false);
-                    return;
-                }
-
-                var url = Uri.EscapeDataString($"https://{target}.fandom.com/wiki/{title}");
-                var response = $@"`{GetText(strs.title)}` {title.SanitizeMentions()}
-`{GetText(strs.url)}:` {url}";
-                await ctx.Channel.SendMessageAsync(response).ConfigureAwait(false);
-            }
-            catch
+            if (string.IsNullOrWhiteSpace(title))
             {
                 await ReplyErrorLocalizedAsync(strs.wikia_error).ConfigureAwait(false);
+                return;
             }
+
+            var url = Uri.EscapeDataString($"https://{target}.fandom.com/wiki/{title}");
+            var response = $@"`{GetText(strs.title)}` {title.SanitizeMentions()}
+`{GetText(strs.url)}:` {url}";
+            await ctx.Channel.SendMessageAsync(response).ConfigureAwait(false);
+        }
+        catch
+        {
+            await ReplyErrorLocalizedAsync(strs.wikia_error).ConfigureAwait(false);
         }
     }
 
@@ -694,13 +674,11 @@ public partial class Searches : NadekoModule<SearchesService>
         var obj = new BibleVerses();
         try
         {
-            using (var http = _httpFactory.CreateClient())
-            {
-                var res = await http
-                    .GetStringAsync("https://bible-api.com/" + book + " " + chapterAndVerse).ConfigureAwait(false);
+            using var http = _httpFactory.CreateClient();
+            var res = await http
+                .GetStringAsync("https://bible-api.com/" + book + " " + chapterAndVerse).ConfigureAwait(false);
 
-                obj = JsonConvert.DeserializeObject<BibleVerses>(res);
-            }
+            obj = JsonConvert.DeserializeObject<BibleVerses>(res);
         }
         catch
         {

src/NadekoBot/Modules/Searches/Services/AnimeSearchService.cs

@@ -61,58 +61,56 @@ public class AnimeSearchService : INService
             if (!ok)
             {
                 var config = Configuration.Default.WithDefaultLoader();
-                using (var document = await BrowsingContext.New(config).OpenAsync(link).ConfigureAwait(false))
+                using var document = await BrowsingContext.New(config).OpenAsync(link).ConfigureAwait(false);
+                var imageElem = document.QuerySelector("div.seriesimg > img");
+                if (imageElem is null)
+                    return null;
+                var imageUrl = ((IHtmlImageElement)imageElem).Source;
+
+                var descElem = document.QuerySelector("div#editdescription > p");
+                var desc = descElem.InnerHtml;
+
+                var genres = document.QuerySelector("div#seriesgenre").Children
+                    .Select(x => x as IHtmlAnchorElement)
+                    .Where(x => x != null)
+                    .Select(x => $"[{x.InnerHtml}]({x.Href})")
+                    .ToArray();
+
+                var authors = document
+                    .QuerySelector("div#showauthors")
+                    .Children
+                    .Select(x => x as IHtmlAnchorElement)
+                    .Where(x => x != null)
+                    .Select(x => $"[{x.InnerHtml}]({x.Href})")
+                    .ToArray();
+
+                var score = ((IHtmlSpanElement)document
+                        .QuerySelector("h5.seriesother > span.uvotes"))
+                    .InnerHtml;
+
+                var status = document
+                    .QuerySelector("div#editstatus")
+                    .InnerHtml;
+                var title = document
+                    .QuerySelector("div.w-blog-content > div.seriestitlenu")
+                    .InnerHtml;
+
+                var obj = new NovelResult()
                 {
-                    var imageElem = document.QuerySelector("div.seriesimg > img");
-                    if (imageElem is null)
-                        return null;
-                    var imageUrl = ((IHtmlImageElement)imageElem).Source;
+                    Description = desc,
+                    Authors = authors,
+                    Genres = genres,
+                    ImageUrl = imageUrl,
+                    Link = link,
+                    Score = score,
+                    Status = status,
+                    Title = title,
+                };
 
-                    var descElem = document.QuerySelector("div#editdescription > p");
-                    var desc = descElem.InnerHtml;
+                await _cache.SetNovelDataAsync(link,
+                    JsonConvert.SerializeObject(obj)).ConfigureAwait(false);
 
-                    var genres = document.QuerySelector("div#seriesgenre").Children
-                        .Select(x => x as IHtmlAnchorElement)
-                        .Where(x => x != null)
-                        .Select(x => $"[{x.InnerHtml}]({x.Href})")
-                        .ToArray();
-
-                    var authors = document
-                        .QuerySelector("div#showauthors")
-                        .Children
-                        .Select(x => x as IHtmlAnchorElement)
-                        .Where(x => x != null)
-                        .Select(x => $"[{x.InnerHtml}]({x.Href})")
-                        .ToArray();
-
-                    var score = ((IHtmlSpanElement)document
-                            .QuerySelector("h5.seriesother > span.uvotes"))
-                        .InnerHtml;
-
-                    var status = document
-                        .QuerySelector("div#editstatus")
-                        .InnerHtml;
-                    var title = document
-                        .QuerySelector("div.w-blog-content > div.seriestitlenu")
-                        .InnerHtml;
-
-                    var obj = new NovelResult()
-                    {
-                        Description = desc,
-                        Authors = authors,
-                        Genres = genres,
-                        ImageUrl = imageUrl,
-                        Link = link,
-                        Score = score,
-                        Status = status,
-                        Title = title,
-                    };
-
-                    await _cache.SetNovelDataAsync(link,
-                        JsonConvert.SerializeObject(obj)).ConfigureAwait(false);
-
-                    return obj;
-                }
+                return obj;
             }
 
             return JsonConvert.DeserializeObject<NovelResult>(data);

src/NadekoBot/Modules/Searches/Services/FeedsService.cs

@@ -156,15 +156,13 @@ public class FeedsService : INService
 
     public List<FeedSub> GetFeeds(ulong guildId)
     {
-        using (var uow = _db.GetDbContext())
-        {
-            return uow.GuildConfigsForId(guildId, 
-                    set => set.Include(x => x.FeedSubs)
-                        .ThenInclude(x => x.GuildConfig))
-                .FeedSubs
-                .OrderBy(x => x.Id)
-                .ToList();
-        }
+        using var uow = _db.GetDbContext();
+        return uow.GuildConfigsForId(guildId, 
+                set => set.Include(x => x.FeedSubs)
+                    .ThenInclude(x => x.GuildConfig))
+            .FeedSubs
+            .OrderBy(x => x.Id)
+            .ToList();
     }
 
     public bool AddFeed(ulong guildId, ulong channelId, string rssFeed)
@@ -177,32 +175,30 @@ public class FeedsService : INService
             Url = rssFeed.Trim(),
         };
 
-        using (var uow = _db.GetDbContext())
+        using var uow = _db.GetDbContext();
+        var gc = uow.GuildConfigsForId(guildId,
+            set => set.Include(x => x.FeedSubs)
+                .ThenInclude(x => x.GuildConfig));
+
+        if (gc.FeedSubs.Any(x => x.Url.ToLower() == fs.Url.ToLower()))
         {
-            var gc = uow.GuildConfigsForId(guildId,
-                set => set.Include(x => x.FeedSubs)
-                    .ThenInclude(x => x.GuildConfig));
+            return false;
+        }
+        else if (gc.FeedSubs.Count >= 10)
+        {
+            return false;
+        }
 
-            if (gc.FeedSubs.Any(x => x.Url.ToLower() == fs.Url.ToLower()))
+        gc.FeedSubs.Add(fs);
+        uow.SaveChanges();
+        //adding all, in case bot wasn't on this guild when it started
+        foreach (var feed in gc.FeedSubs)
+        {
+            _subs.AddOrUpdate(feed.Url.ToLower(), new HashSet<FeedSub>() {feed}, (k, old) =>
             {
-                return false;
-            }
-            else if (gc.FeedSubs.Count >= 10)
-            {
-                return false;
-            }
-
-            gc.FeedSubs.Add(fs);
-            uow.SaveChanges();
-            //adding all, in case bot wasn't on this guild when it started
-            foreach (var feed in gc.FeedSubs)
-            {
-                _subs.AddOrUpdate(feed.Url.ToLower(), new HashSet<FeedSub>() {feed}, (k, old) =>
-                {
-                    old.Add(feed);
-                    return old;
-                });
-            }
+                old.Add(feed);
+                return old;
+            });
         }
 
         return true;
@@ -213,24 +209,22 @@ public class FeedsService : INService
         if (index < 0)
             return false;
 
-        using (var uow = _db.GetDbContext())
-        {
-            var items = uow.GuildConfigsForId(guildId, set => set.Include(x => x.FeedSubs))
-                .FeedSubs
-                .OrderBy(x => x.Id)
-                .ToList();
+        using var uow = _db.GetDbContext();
+        var items = uow.GuildConfigsForId(guildId, set => set.Include(x => x.FeedSubs))
+            .FeedSubs
+            .OrderBy(x => x.Id)
+            .ToList();
 
-            if (items.Count <= index)
-                return false;
-            var toRemove = items[index];
-            _subs.AddOrUpdate(toRemove.Url.ToLower(), new HashSet<FeedSub>(), (key, old) =>
-            {
-                old.Remove(toRemove);
-                return old;
-            });
-            uow.Remove(toRemove);
-            uow.SaveChanges();
-        }
+        if (items.Count <= index)
+            return false;
+        var toRemove = items[index];
+        _subs.AddOrUpdate(toRemove.Url.ToLower(), new HashSet<FeedSub>(), (key, old) =>
+        {
+            old.Remove(toRemove);
+            return old;
+        });
+        uow.Remove(toRemove);
+        uow.SaveChanges();
 
         return true;
     }

src/NadekoBot/Modules/Searches/Services/SearchesService.cs

@@ -85,55 +85,49 @@ public class SearchesService : INService
     public async Task<byte[]> GetRipPictureFactory((string text, Uri avatarUrl) arg)
     {
         var (text, avatarUrl) = arg;
-        using (var bg = Image.Load<Rgba32>(_imgs.Rip.ToArray()))
+        using var bg = Image.Load<Rgba32>(_imgs.Rip.ToArray());
+        var (succ, data) = (false, (byte[])null); //await _cache.TryGetImageDataAsync(avatarUrl);
+        if (!succ)
         {
-            var (succ, data) = (false, (byte[])null); //await _cache.TryGetImageDataAsync(avatarUrl);
-            if (!succ)
+            using var http = _httpFactory.CreateClient();
+            data = await http.GetByteArrayAsync(avatarUrl);
+            using (var avatarImg = Image.Load<Rgba32>(data))
             {
-                using (var http = _httpFactory.CreateClient())
-                {
-                    data = await http.GetByteArrayAsync(avatarUrl);
-                    using (var avatarImg = Image.Load<Rgba32>(data))
-                    {
-                        avatarImg.Mutate(x => x
-                            .Resize(85, 85)
-                            .ApplyRoundedCorners(42));
-                        data = avatarImg.ToStream().ToArray();
-                        DrawAvatar(bg, avatarImg);
-                    }
-                    await _cache.SetImageDataAsync(avatarUrl, data);
-                }
+                avatarImg.Mutate(x => x
+                    .Resize(85, 85)
+                    .ApplyRoundedCorners(42));
+                data = avatarImg.ToStream().ToArray();
+                DrawAvatar(bg, avatarImg);
             }
-            else
-            {
-                using (var avatarImg = Image.Load<Rgba32>(data))
-                {
-                    DrawAvatar(bg, avatarImg);
-                }
-            }
-
-            bg.Mutate(x => x.DrawText(
-                new()
-                {
-                    TextOptions = new TextOptions
-                    {
-                        HorizontalAlignment = HorizontalAlignment.Center,
-                        WrapTextWidth = 190,
-                    }.WithFallbackFonts(_fonts.FallBackFonts)
-                },
-                text,
-                _fonts.RipFont,
-                SixLabors.ImageSharp.Color.Black,
-                new(25, 225)));
-
-            //flowa
-            using (var flowers = Image.Load(_imgs.RipOverlay.ToArray()))
-            {
-                bg.Mutate(x => x.DrawImage(flowers, new(0, 0), new GraphicsOptions()));
-            }
-
-            return bg.ToStream().ToArray();
+            await _cache.SetImageDataAsync(avatarUrl, data);
         }
+        else
+        {
+            using var avatarImg = Image.Load<Rgba32>(data);
+            DrawAvatar(bg, avatarImg);
+        }
+
+        bg.Mutate(x => x.DrawText(
+            new()
+            {
+                TextOptions = new TextOptions
+                {
+                    HorizontalAlignment = HorizontalAlignment.Center,
+                    WrapTextWidth = 190,
+                }.WithFallbackFonts(_fonts.FallBackFonts)
+            },
+            text,
+            _fonts.RipFont,
+            SixLabors.ImageSharp.Color.Black,
+            new(25, 225)));
+
+        //flowa
+        using (var flowers = Image.Load(_imgs.RipOverlay.ToArray()))
+        {
+            bg.Mutate(x => x.DrawImage(flowers, new(0, 0), new GraphicsOptions()));
+        }
+
+        return bg.ToStream().ToArray();
     }
 
     public Task<WeatherData> GetWeatherDataAsync(string query)
@@ -148,25 +142,23 @@ public class SearchesService : INService
 
     private async Task<WeatherData> GetWeatherDataFactory(string query)
     {
-        using (var http = _httpFactory.CreateClient())
+        using var http = _httpFactory.CreateClient();
+        try
         {
-            try
-            {
-                var data = await http.GetStringAsync($"http://api.openweathermap.org/data/2.5/weather?" +
-                                                     $"q={query}&" +
-                                                     $"appid=42cd627dd60debf25a5739e50a217d74&" +
-                                                     $"units=metric").ConfigureAwait(false);
+            var data = await http.GetStringAsync($"http://api.openweathermap.org/data/2.5/weather?" +
+                                                 $"q={query}&" +
+                                                 $"appid=42cd627dd60debf25a5739e50a217d74&" +
+                                                 $"units=metric").ConfigureAwait(false);
 
-                if (data is null)
-                    return null;
-
-                return JsonConvert.DeserializeObject<WeatherData>(data);
-            }
-            catch (Exception ex)
-            {
-                Log.Warning(ex.Message);
+            if (data is null)
                 return null;
-            }
+
+            return JsonConvert.DeserializeObject<WeatherData>(data);
+        }
+        catch (Exception ex)
+        {
+            Log.Warning(ex.Message);
+            return null;
         }
     }
 
@@ -195,49 +187,42 @@ public class SearchesService : INService
 
         try
         {
-            using (var _http = _httpFactory.CreateClient())
+            using var _http = _httpFactory.CreateClient();
+            var res = await _cache.GetOrAddCachedDataAsync($"geo_{query}", _ =>
             {
-                var res = await _cache.GetOrAddCachedDataAsync($"geo_{query}", _ =>
-                {
-                    var url = "https://eu1.locationiq.com/v1/search.php?" +
-                              (string.IsNullOrWhiteSpace(_creds.LocationIqApiKey) ? "key=" : $"key={_creds.LocationIqApiKey}&") +
-                              $"q={Uri.EscapeDataString(query)}&" +
-                              $"format=json";
+                var url = "https://eu1.locationiq.com/v1/search.php?" +
+                          (string.IsNullOrWhiteSpace(_creds.LocationIqApiKey) ? "key=" : $"key={_creds.LocationIqApiKey}&") +
+                          $"q={Uri.EscapeDataString(query)}&" +
+                          $"format=json";
 
-                    var res = _http.GetStringAsync(url);
-                    return res;
-                }, "", TimeSpan.FromHours(1));
+                var res = _http.GetStringAsync(url);
+                return res;
+            }, "", TimeSpan.FromHours(1));
 
-                var responses = JsonConvert.DeserializeObject<LocationIqResponse[]>(res);
-                if (responses is null || responses.Length == 0)
-                {
-                    Log.Warning("Geocode lookup failed for: {Query}", query);
-                    return (default, TimeErrors.NotFound);
-                }
-
-                var geoData = responses[0];
-
-                using (var req = new HttpRequestMessage(HttpMethod.Get, "http://api.timezonedb.com/v2.1/get-time-zone?" +
-                                                                        $"key={_creds.TimezoneDbApiKey}&format=json&" +
-                                                                        "by=position&" +
-                                                                        $"lat={geoData.Lat}&lng={geoData.Lon}"))
-                {
-
-                    using (var geoRes = await _http.SendAsync(req))
-                    {
-                        var resString = await geoRes.Content.ReadAsStringAsync();
-                        var timeObj = JsonConvert.DeserializeObject<TimeZoneResult>(resString);
-
-                        var time = new DateTime(1970, 1, 1, 0, 0, 0, System.DateTimeKind.Utc).AddSeconds(timeObj.Timestamp);
-
-                        return ((
-                            Address: responses[0].DisplayName,
-                            Time: time,
-                            TimeZoneName: timeObj.TimezoneName
-                        ), default);
-                    }
-                }
+            var responses = JsonConvert.DeserializeObject<LocationIqResponse[]>(res);
+            if (responses is null || responses.Length == 0)
+            {
+                Log.Warning("Geocode lookup failed for: {Query}", query);
+                return (default, TimeErrors.NotFound);
             }
+
+            var geoData = responses[0];
+
+            using var req = new HttpRequestMessage(HttpMethod.Get, "http://api.timezonedb.com/v2.1/get-time-zone?" +
+                                                                   $"key={_creds.TimezoneDbApiKey}&format=json&" +
+                                                                   "by=position&" +
+                                                                   $"lat={geoData.Lat}&lng={geoData.Lon}");
+            using var geoRes = await _http.SendAsync(req);
+            var resString = await geoRes.Content.ReadAsStringAsync();
+            var timeObj = JsonConvert.DeserializeObject<TimeZoneResult>(resString);
+
+            var time = new DateTime(1970, 1, 1, 0, 0, 0, System.DateTimeKind.Utc).AddSeconds(timeObj.Timestamp);
+
+            return ((
+                Address: responses[0].DisplayName,
+                Time: time,
+                TimeZoneName: timeObj.TimezoneName
+            ), default);
         }
         catch (Exception ex)
         {
@@ -310,21 +295,17 @@ public class SearchesService : INService
 
     public async Task<(string Setup, string Punchline)> GetRandomJoke()
     {
-        using (var http = _httpFactory.CreateClient())
-        {
-            var res = await http.GetStringAsync("https://official-joke-api.appspot.com/random_joke");
-            var resObj = JsonConvert.DeserializeAnonymousType(res, new {setup = "", punchline = ""});
-            return (resObj.setup, resObj.punchline);
-        }
+        using var http = _httpFactory.CreateClient();
+        var res = await http.GetStringAsync("https://official-joke-api.appspot.com/random_joke");
+        var resObj = JsonConvert.DeserializeAnonymousType(res, new {setup = "", punchline = ""});
+        return (resObj.setup, resObj.punchline);
     }
 
     public async Task<string> GetChuckNorrisJoke()
     {
-        using (var http = _httpFactory.CreateClient())
-        {
-            var response = await http.GetStringAsync(new Uri("http://api.icndb.com/jokes/random/")).ConfigureAwait(false);
-            return JObject.Parse(response)["value"]["joke"].ToString() + " 😆";
-        }
+        using var http = _httpFactory.CreateClient();
+        var response = await http.GetStringAsync(new Uri("http://api.icndb.com/jokes/random/")).ConfigureAwait(false);
+        return JObject.Parse(response)["value"]["joke"].ToString() + " 😆";
     }
 
     public async Task<MtgData> GetMtgCardAsync(string search)
@@ -367,30 +348,28 @@ public class SearchesService : INService
             };
         }
 
-        using (var http = _httpFactory.CreateClient())
+        using var http = _httpFactory.CreateClient();
+        http.DefaultRequestHeaders.Clear();
+        var response = await http.GetStringAsync($"https://api.magicthegathering.io/v1/cards?name={Uri.EscapeDataString(search)}")
+            .ConfigureAwait(false);
+
+        var responseObject = JsonConvert.DeserializeObject<MtgResponse>(response);
+        if (responseObject is null)
+            return new MtgData[0];
+
+        var cards = responseObject.Cards.Take(5).ToArray();
+        if (cards.Length == 0)
+            return new MtgData[0];
+
+        var tasks = new List<Task<MtgData>>(cards.Length);
+        for (var i = 0; i < cards.Length; i++)
         {
-            http.DefaultRequestHeaders.Clear();
-            var response = await http.GetStringAsync($"https://api.magicthegathering.io/v1/cards?name={Uri.EscapeDataString(search)}")
-                .ConfigureAwait(false);
+            var card = cards[i];
 
-            var responseObject = JsonConvert.DeserializeObject<MtgResponse>(response);
-            if (responseObject is null)
-                return new MtgData[0];
-
-            var cards = responseObject.Cards.Take(5).ToArray();
-            if (cards.Length == 0)
-                return new MtgData[0];
-
-            var tasks = new List<Task<MtgData>>(cards.Length);
-            for (var i = 0; i < cards.Length; i++)
-            {
-                var card = cards[i];
-
-                tasks.Add(GetMtgDataAsync(card));
-            }
-
-            return await Task.WhenAll(tasks).ConfigureAwait(false);
+            tasks.Add(GetMtgDataAsync(card));
         }
+
+        return await Task.WhenAll(tasks).ConfigureAwait(false);
     }
 
     public Task<HearthstoneCardData> GetHearthstoneCardDataAsync(string name)
@@ -404,38 +383,36 @@ public class SearchesService : INService
 
     private async Task<HearthstoneCardData> HearthstoneCardDataFactory(string name)
     {
-        using (var http = _httpFactory.CreateClient())
+        using var http = _httpFactory.CreateClient();
+        http.DefaultRequestHeaders.Clear();
+        http.DefaultRequestHeaders.Add("x-rapidapi-key", _creds.RapidApiKey);
+        try
         {
-            http.DefaultRequestHeaders.Clear();
-            http.DefaultRequestHeaders.Add("x-rapidapi-key", _creds.RapidApiKey);
-            try
-            {
-                var response = await http.GetStringAsync($"https://omgvamp-hearthstone-v1.p.rapidapi.com/" +
-                                                         $"cards/search/{Uri.EscapeDataString(name)}").ConfigureAwait(false);
-                var objs = JsonConvert.DeserializeObject<HearthstoneCardData[]>(response);
-                if (objs is null || objs.Length == 0)
-                    return null;
-                var data = objs.FirstOrDefault(x => x.Collectible)
-                           ?? objs.FirstOrDefault(x => !string.IsNullOrEmpty(x.PlayerClass))
-                           ?? objs.FirstOrDefault();
-                if (data is null)
-                    return null;
-                if (!string.IsNullOrWhiteSpace(data.Img))
-                {
-                    data.Img = await _google.ShortenUrl(data.Img).ConfigureAwait(false);
-                }
-                if (!string.IsNullOrWhiteSpace(data.Text))
-                {
-                    var converter = new Html2Markdown.Converter();
-                    data.Text = converter.Convert(data.Text);
-                }
-                return data;
-            }
-            catch (Exception ex)
-            {
-                Log.Error(ex.Message);
+            var response = await http.GetStringAsync($"https://omgvamp-hearthstone-v1.p.rapidapi.com/" +
+                                                     $"cards/search/{Uri.EscapeDataString(name)}").ConfigureAwait(false);
+            var objs = JsonConvert.DeserializeObject<HearthstoneCardData[]>(response);
+            if (objs is null || objs.Length == 0)
                 return null;
+            var data = objs.FirstOrDefault(x => x.Collectible)
+                       ?? objs.FirstOrDefault(x => !string.IsNullOrEmpty(x.PlayerClass))
+                       ?? objs.FirstOrDefault();
+            if (data is null)
+                return null;
+            if (!string.IsNullOrWhiteSpace(data.Img))
+            {
+                data.Img = await _google.ShortenUrl(data.Img).ConfigureAwait(false);
             }
+            if (!string.IsNullOrWhiteSpace(data.Text))
+            {
+                var converter = new Html2Markdown.Converter();
+                data.Text = converter.Convert(data.Text);
+            }
+            return data;
+        }
+        catch (Exception ex)
+        {
+            Log.Error(ex.Message);
+            return null;
         }
     }
 
@@ -450,16 +427,14 @@ public class SearchesService : INService
 
     private async Task<OmdbMovie> GetMovieDataFactory(string name)
     {
-        using (var http = _httpFactory.CreateClient())
-        {
-            var res = await http.GetStringAsync(string.Format("https://omdbapi.nadeko.bot/?t={0}&y=&plot=full&r=json",
-                name.Trim().Replace(' ', '+'))).ConfigureAwait(false);
-            var movie = JsonConvert.DeserializeObject<OmdbMovie>(res);
-            if (movie?.Title is null)
-                return null;
-            movie.Poster = await _google.ShortenUrl(movie.Poster).ConfigureAwait(false);
-            return movie;
-        }
+        using var http = _httpFactory.CreateClient();
+        var res = await http.GetStringAsync(string.Format("https://omdbapi.nadeko.bot/?t={0}&y=&plot=full&r=json",
+            name.Trim().Replace(' ', '+'))).ConfigureAwait(false);
+        var movie = JsonConvert.DeserializeObject<OmdbMovie>(res);
+        if (movie?.Title is null)
+            return null;
+        movie.Poster = await _google.ShortenUrl(movie.Poster).ConfigureAwait(false);
+        return movie;
     }
 
     public async Task<int> GetSteamAppIdByName(string query)
@@ -486,20 +461,18 @@ public class SearchesService : INService
 
         var gamesMap = await _cache.GetOrAddCachedDataAsync(STEAM_GAME_IDS_KEY, async _ =>
         {
-            using (var http = _httpFactory.CreateClient())
-            {
-                // https://api.steampowered.com/ISteamApps/GetAppList/v2/
-                var gamesStr = await http.GetStringAsync("https://api.steampowered.com/ISteamApps/GetAppList/v2/").ConfigureAwait(false);
-                var apps = JsonConvert.DeserializeAnonymousType(gamesStr, new { applist = new { apps = new List<SteamGameId>() } }).applist.apps;
+            using var http = _httpFactory.CreateClient();
+            // https://api.steampowered.com/ISteamApps/GetAppList/v2/
+            var gamesStr = await http.GetStringAsync("https://api.steampowered.com/ISteamApps/GetAppList/v2/").ConfigureAwait(false);
+            var apps = JsonConvert.DeserializeAnonymousType(gamesStr, new { applist = new { apps = new List<SteamGameId>() } }).applist.apps;
 
-                return apps
-                    .OrderBy(x => x.Name, StringComparer.OrdinalIgnoreCase)
-                    .GroupBy(x => x.Name)
-                    .ToDictionary(x => x.Key, x => x.First().AppId);
-                //await db.HashSetAsync("steam_game_ids", apps.Select(app => new HashEntry(app.Name.Trim().ToLowerInvariant(), app.AppId)).ToArray()).ConfigureAwait(false);
-                //await db.StringSetAsync("steam_game_ids", gamesStr, TimeSpan.FromHours(24));
-                //await db.KeyExpireAsync("steam_game_ids", TimeSpan.FromHours(24), CommandFlags.FireAndForget).ConfigureAwait(false);
-            }
+            return apps
+                .OrderBy(x => x.Name, StringComparer.OrdinalIgnoreCase)
+                .GroupBy(x => x.Name)
+                .ToDictionary(x => x.Key, x => x.First().AppId);
+            //await db.HashSetAsync("steam_game_ids", apps.Select(app => new HashEntry(app.Name.Trim().ToLowerInvariant(), app.AppId)).ToArray()).ConfigureAwait(false);
+            //await db.StringSetAsync("steam_game_ids", gamesStr, TimeSpan.FromHours(24));
+            //await db.KeyExpireAsync("steam_game_ids", TimeSpan.FromHours(24), CommandFlags.FireAndForget).ConfigureAwait(false);
         }, default(string), TimeSpan.FromHours(24));
 
         if (gamesMap is null)

src/NadekoBot/Modules/Searches/Services/StreamNotificationService.cs

@@ -130,24 +130,22 @@ public sealed class StreamNotificationService : INService
                     var deleteGroups = failingStreams.GroupBy(x => x.Type)
                         .ToDictionary(x => x.Key, x => x.Select(x => x.Name).ToList());
 
-                    using (var uow = _db.GetDbContext())
+                    using var uow = _db.GetDbContext();
+                    foreach (var kvp in deleteGroups)
                     {
-                        foreach (var kvp in deleteGroups)
-                        {
-                            Log.Information($"Deleting {kvp.Value.Count} {kvp.Key} streams because " +
-                                            $"they've been erroring for more than {errorLimit}: {string.Join(", ", kvp.Value)}");
+                        Log.Information($"Deleting {kvp.Value.Count} {kvp.Key} streams because " +
+                                        $"they've been erroring for more than {errorLimit}: {string.Join(", ", kvp.Value)}");
 
-                            var toDelete = uow.Set<FollowedStream>()
-                                .AsQueryable()
-                                .Where(x => x.Type == kvp.Key && kvp.Value.Contains(x.Username))
-                                .ToList();
+                        var toDelete = uow.Set<FollowedStream>()
+                            .AsQueryable()
+                            .Where(x => x.Type == kvp.Key && kvp.Value.Contains(x.Username))
+                            .ToList();
 
-                            uow.RemoveRange(toDelete);
-                            uow.SaveChanges();
+                        uow.RemoveRange(toDelete);
+                        uow.SaveChanges();
                                 
-                            foreach(var loginToDelete in kvp.Value)
-                                _streamTracker.UntrackStreamByKey(new(kvp.Key, loginToDelete));
-                        }
+                        foreach(var loginToDelete in kvp.Value)
+                            _streamTracker.UntrackStreamByKey(new(kvp.Key, loginToDelete));
                     }
                 }
                 catch (Exception ex)
@@ -461,20 +459,18 @@ public sealed class StreamNotificationService : INService
     public bool ToggleStreamOffline(ulong guildId)
     {
         bool newValue;
-        using (var uow = _db.GetDbContext())
-        {
-            var gc = uow.GuildConfigsForId(guildId, set => set);
-            newValue = gc.NotifyStreamOffline = !gc.NotifyStreamOffline;
-            uow.SaveChanges();
+        using var uow = _db.GetDbContext();
+        var gc = uow.GuildConfigsForId(guildId, set => set);
+        newValue = gc.NotifyStreamOffline = !gc.NotifyStreamOffline;
+        uow.SaveChanges();
 
-            if (newValue)
-            {
-                _offlineNotificationServers.Add(guildId);
-            }
-            else
-            {
-                _offlineNotificationServers.TryRemove(guildId);
-            }
+        if (newValue)
+        {
+            _offlineNotificationServers.Add(guildId);
+        }
+        else
+        {
+            _offlineNotificationServers.TryRemove(guildId);
         }
 
         return newValue;
@@ -510,35 +506,33 @@ public sealed class StreamNotificationService : INService
 
     public bool SetStreamMessage(ulong guildId, int index, string message, out FollowedStream fs)
     {
-        using (var uow = _db.GetDbContext())
+        using var uow = _db.GetDbContext();
+        var fss = uow.Set<FollowedStream>()
+            .AsQueryable()
+            .Where(x => x.GuildId == guildId)
+            .OrderBy(x => x.Id)
+            .ToList();
+
+        if (fss.Count <= index)
         {
-            var fss = uow.Set<FollowedStream>()
-                .AsQueryable()
-                .Where(x => x.GuildId == guildId)
-                .OrderBy(x => x.Id)
-                .ToList();
-
-            if (fss.Count <= index)
-            {
-                fs = null;
-                return false;
-            }
-
-            fs = fss[index];
-            fs.Message = message;
-            lock (_shardLock)
-            {
-                var streams = GetLocalGuildStreams(fs.CreateKey(), guildId);
-
-                // message doesn't participate in equality checking
-                // removing and adding = update
-                streams.Remove(fs);
-                streams.Add(fs);
-            }
-
-            uow.SaveChanges();
+            fs = null;
+            return false;
         }
 
+        fs = fss[index];
+        fs.Message = message;
+        lock (_shardLock)
+        {
+            var streams = GetLocalGuildStreams(fs.CreateKey(), guildId);
+
+            // message doesn't participate in equality checking
+            // removing and adding = update
+            streams.Remove(fs);
+            streams.Add(fs);
+        }
+
+        uow.SaveChanges();
+
         return true;
     }
 

src/NadekoBot/Modules/Searches/XkcdCommands.cs

@@ -23,22 +23,20 @@ public partial class Searches
             {
                 try
                 {
-                    using (var http = _httpFactory.CreateClient())
-                    {
-                        var res = await http.GetStringAsync($"{_xkcdUrl}/info.0.json").ConfigureAwait(false);
-                        var comic = JsonConvert.DeserializeObject<XkcdComic>(res);
-                        var embed = _eb.Create().WithOkColor()
-                            .WithImageUrl(comic.ImageLink)
-                            .WithAuthor(comic.Title, "https://xkcd.com/s/919f27.ico", $"{_xkcdUrl}/{comic.Num}")
-                            .AddField(GetText(strs.comic_number), comic.Num.ToString(), true)
-                            .AddField(GetText(strs.date), $"{comic.Month}/{comic.Year}", true);
-                        var sent = await ctx.Channel.EmbedAsync(embed)
-                            .ConfigureAwait(false);
+                    using var http = _httpFactory.CreateClient();
+                    var res = await http.GetStringAsync($"{_xkcdUrl}/info.0.json").ConfigureAwait(false);
+                    var comic = JsonConvert.DeserializeObject<XkcdComic>(res);
+                    var embed = _eb.Create().WithOkColor()
+                        .WithImageUrl(comic.ImageLink)
+                        .WithAuthor(comic.Title, "https://xkcd.com/s/919f27.ico", $"{_xkcdUrl}/{comic.Num}")
+                        .AddField(GetText(strs.comic_number), comic.Num.ToString(), true)
+                        .AddField(GetText(strs.date), $"{comic.Month}/{comic.Year}", true);
+                    var sent = await ctx.Channel.EmbedAsync(embed)
+                        .ConfigureAwait(false);
 
-                        await Task.Delay(10000).ConfigureAwait(false);
+                    await Task.Delay(10000).ConfigureAwait(false);
 
-                        await sent.ModifyAsync(m => m.Embed = embed.AddField("Alt", comic.Alt.ToString(), false).Build()).ConfigureAwait(false);
-                    }
+                    await sent.ModifyAsync(m => m.Embed = embed.AddField("Alt", comic.Alt.ToString(), false).Build()).ConfigureAwait(false);
                 }
                 catch (HttpRequestException)
                 {
@@ -57,25 +55,23 @@ public partial class Searches
                 return;
             try
             {
-                using (var http = _httpFactory.CreateClient())
-                {
-                    var res = await http.GetStringAsync($"{_xkcdUrl}/{num}/info.0.json").ConfigureAwait(false);
+                using var http = _httpFactory.CreateClient();
+                var res = await http.GetStringAsync($"{_xkcdUrl}/{num}/info.0.json").ConfigureAwait(false);
 
-                    var comic = JsonConvert.DeserializeObject<XkcdComic>(res);
-                    var embed = _eb.Create()
-                        .WithOkColor()
-                        .WithImageUrl(comic.ImageLink)
-                        .WithAuthor(comic.Title, "https://xkcd.com/s/919f27.ico", $"{_xkcdUrl}/{num}")
-                        .AddField(GetText(strs.comic_number), comic.Num.ToString(), true)
-                        .AddField(GetText(strs.date), $"{comic.Month}/{comic.Year}", true);
+                var comic = JsonConvert.DeserializeObject<XkcdComic>(res);
+                var embed = _eb.Create()
+                    .WithOkColor()
+                    .WithImageUrl(comic.ImageLink)
+                    .WithAuthor(comic.Title, "https://xkcd.com/s/919f27.ico", $"{_xkcdUrl}/{num}")
+                    .AddField(GetText(strs.comic_number), comic.Num.ToString(), true)
+                    .AddField(GetText(strs.date), $"{comic.Month}/{comic.Year}", true);
                         
-                    var sent = await ctx.Channel.EmbedAsync(embed)
-                        .ConfigureAwait(false);
+                var sent = await ctx.Channel.EmbedAsync(embed)
+                    .ConfigureAwait(false);
 
-                    await Task.Delay(10000).ConfigureAwait(false);
+                await Task.Delay(10000).ConfigureAwait(false);
 
-                    await sent.ModifyAsync(m => m.Embed = embed.AddField("Alt", comic.Alt.ToString(), false).Build()).ConfigureAwait(false);
-                }
+                await sent.ModifyAsync(m => m.Embed = embed.AddField("Alt", comic.Alt.ToString(), false).Build()).ConfigureAwait(false);
             }
             catch (HttpRequestException)
             {

src/NadekoBot/Modules/Utility/Services/CommandMapService.cs

@@ -18,23 +18,21 @@ public class CommandMapService : IInputTransformer, INService
     {
         _eb = eb;
 
-        using (var uow = db.GetDbContext())
-        {
-            var guildIds = client.Guilds.Select(x => x.Id).ToList();
-            var configs = uow.Set<GuildConfig>()
-                .Include(gc => gc.CommandAliases)
-                .Where(x => guildIds.Contains(x.GuildId))
-                .ToList();
+        using var uow = db.GetDbContext();
+        var guildIds = client.Guilds.Select(x => x.Id).ToList();
+        var configs = uow.Set<GuildConfig>()
+            .Include(gc => gc.CommandAliases)
+            .Where(x => guildIds.Contains(x.GuildId))
+            .ToList();
                 
-            AliasMaps = new(configs
-                .ToDictionary(
-                    x => x.GuildId,
-                    x => new ConcurrentDictionary<string, string>(x.CommandAliases
-                        .DistinctBy(ca => ca.Trigger)
-                        .ToDictionary(ca => ca.Trigger, ca => ca.Mapping))));
+        AliasMaps = new(configs
+            .ToDictionary(
+                x => x.GuildId,
+                x => new ConcurrentDictionary<string, string>(x.CommandAliases
+                    .DistinctBy(ca => ca.Trigger)
+                    .ToDictionary(ca => ca.Trigger, ca => ca.Mapping))));
 
-            _db = db;
-        }
+        _db = db;
     }
 
     public int ClearAliases(ulong guildId)
@@ -42,13 +40,11 @@ public class CommandMapService : IInputTransformer, INService
         AliasMaps.TryRemove(guildId, out _);
 
         int count;
-        using (var uow = _db.GetDbContext())
-        {
-            var gc = uow.GuildConfigsForId(guildId, set => set.Include(x => x.CommandAliases));
-            count = gc.CommandAliases.Count;
-            gc.CommandAliases.Clear();
-            uow.SaveChanges();
-        }
+        using var uow = _db.GetDbContext();
+        var gc = uow.GuildConfigsForId(guildId, set => set.Include(x => x.CommandAliases));
+        count = gc.CommandAliases.Count;
+        gc.CommandAliases.Clear();
+        uow.SaveChanges();
         return count;
     }
 

src/NadekoBot/Modules/Utility/Services/ConverterService.cs

@@ -35,11 +35,9 @@ public class ConverterService : INService
 
     private async Task<Rates> GetCurrencyRates()
     {
-        using (var http = _httpFactory.CreateClient())
-        {
-            var res = await http.GetStringAsync("https://convertapi.nadeko.bot/latest").ConfigureAwait(false);
-            return JsonConvert.DeserializeObject<Rates>(res);
-        }
+        using var http = _httpFactory.CreateClient();
+        var res = await http.GetStringAsync("https://convertapi.nadeko.bot/latest").ConfigureAwait(false);
+        return JsonConvert.DeserializeObject<Rates>(res);
     }
 
     private async Task UpdateCurrency(bool shouldLoad)

src/NadekoBot/Modules/Utility/Services/PatreonRewardsService.cs

@@ -224,64 +224,62 @@ public class PatreonRewardsService : INService
         {
             var eligibleFor = (int)(cents * settings.PatreonCurrencyPerCent);
 
-            await using (var uow = _db.GetDbContext())
+            await using var uow = _db.GetDbContext();
+            var users = uow.Set<RewardedUser>();
+            var usr = await users.FirstOrDefaultAsyncEF(x => x.PatreonUserId == patreonUserId);
+
+            if (usr is null)
             {
-                var users = uow.Set<RewardedUser>();
-                var usr = await users.FirstOrDefaultAsyncEF(x => x.PatreonUserId == patreonUserId);
-
-                if (usr is null)
+                users.Add(new()
                 {
-                    users.Add(new()
-                    {
-                        PatreonUserId = patreonUserId,
-                        LastReward = now,
-                        AmountRewardedThisMonth = eligibleFor,
-                    });
+                    PatreonUserId = patreonUserId,
+                    LastReward = now,
+                    AmountRewardedThisMonth = eligibleFor,
+                });
 
-                    await uow.SaveChangesAsync();
+                await uow.SaveChangesAsync();
 
-                    await _currency.AddAsync(userId, "Patreon reward - new", eligibleFor, gamble: true);
+                await _currency.AddAsync(userId, "Patreon reward - new", eligibleFor, gamble: true);
                         
-                    Log.Information($"Sending new currency reward to {userId}");
-                    await SendMessageToUser(userId, $"Thank you for your pledge! " +
-                                                    $"You've been awarded **{eligibleFor}**{settings.Currency.Sign} !");
-                    return eligibleFor;
-                }
-
-                if (usr.LastReward.Month != now.Month)
-                {
-                    usr.LastReward = now;
-                    usr.AmountRewardedThisMonth = eligibleFor;
-
-                    await uow.SaveChangesAsync();
-
-                    await _currency.AddAsync(userId, "Patreon reward - recurring", eligibleFor, gamble: true);
-
-                    Log.Information($"Sending recurring currency reward to {userId}");
-                    await SendMessageToUser(userId, $"Thank you for your continued support! " +
-                                                    $"You've been awarded **{eligibleFor}**{settings.Currency.Sign} for this month's support!");
-
-                    return eligibleFor;
-                }
-
-                if (usr.AmountRewardedThisMonth < eligibleFor)
-                {
-                    var toAward = eligibleFor - usr.AmountRewardedThisMonth;
-
-                    usr.LastReward = now;
-                    usr.AmountRewardedThisMonth = toAward;
-                    await uow.SaveChangesAsync();
-
-                    await _currency.AddAsync(userId, "Patreon reward - update", toAward, gamble: true);
-                        
-                    Log.Information($"Sending updated currency reward to {userId}");
-                    await SendMessageToUser(userId, $"Thank you for increasing your pledge! " +
-                                                    $"You've been awarded an additional **{toAward}**{settings.Currency.Sign} !");
-                    return toAward;
-                }
-
-                return 0;
+                Log.Information($"Sending new currency reward to {userId}");
+                await SendMessageToUser(userId, $"Thank you for your pledge! " +
+                                                $"You've been awarded **{eligibleFor}**{settings.Currency.Sign} !");
+                return eligibleFor;
             }
+
+            if (usr.LastReward.Month != now.Month)
+            {
+                usr.LastReward = now;
+                usr.AmountRewardedThisMonth = eligibleFor;
+
+                await uow.SaveChangesAsync();
+
+                await _currency.AddAsync(userId, "Patreon reward - recurring", eligibleFor, gamble: true);
+
+                Log.Information($"Sending recurring currency reward to {userId}");
+                await SendMessageToUser(userId, $"Thank you for your continued support! " +
+                                                $"You've been awarded **{eligibleFor}**{settings.Currency.Sign} for this month's support!");
+
+                return eligibleFor;
+            }
+
+            if (usr.AmountRewardedThisMonth < eligibleFor)
+            {
+                var toAward = eligibleFor - usr.AmountRewardedThisMonth;
+
+                usr.LastReward = now;
+                usr.AmountRewardedThisMonth = toAward;
+                await uow.SaveChangesAsync();
+
+                await _currency.AddAsync(userId, "Patreon reward - update", toAward, gamble: true);
+                        
+                Log.Information($"Sending updated currency reward to {userId}");
+                await SendMessageToUser(userId, $"Thank you for increasing your pledge! " +
+                                                $"You've been awarded an additional **{toAward}**{settings.Currency.Sign} !");
+                return toAward;
+            }
+
+            return 0;
         }
         finally
         {

src/NadekoBot/Modules/Utility/Services/RemindService.cs

@@ -56,23 +56,19 @@ public class RemindService : INService
 
     private async Task RemoveReminders(List<Reminder> reminders)
     {
-        await using (var uow = _db.GetDbContext())
-        {
-            uow.Set<Reminder>()
-                .RemoveRange(reminders);
+        await using var uow = _db.GetDbContext();
+        uow.Set<Reminder>()
+            .RemoveRange(reminders);
 
-            await uow.SaveChangesAsync();
-        }
+        await uow.SaveChangesAsync();
     }
 
     private Task<List<Reminder>> GetRemindersBeforeAsync(DateTime now)
     {
-        using (var uow = _db.GetDbContext())
-        {
-            return uow.Reminders
-                .FromSqlInterpolated($"select * from reminders where ((serverid >> 22) % {_creds.TotalShards}) == {_client.ShardId} and \"when\" < {now};")
-                .ToListAsync();
-        }
+        using var uow = _db.GetDbContext();
+        return uow.Reminders
+            .FromSqlInterpolated($"select * from reminders where ((serverid >> 22) % {_creds.TotalShards}) == {_client.ShardId} and \"when\" < {now};")
+            .ToListAsync();
     }
 
     public struct RemindObject

src/NadekoBot/Modules/Utility/Utility.cs

@@ -431,10 +431,8 @@ public partial class Utility : NadekoModule
                     return msg;
                 })
             });
-        await using (var stream = await JsonConvert.SerializeObject(grouping, Formatting.Indented).ToStream().ConfigureAwait(false))
-        {
-            await ctx.User.SendFileAsync(stream, title, title, false).ConfigureAwait(false);
-        }
+        await using var stream = await JsonConvert.SerializeObject(grouping, Formatting.Indented).ToStream().ConfigureAwait(false);
+        await ctx.User.SendFileAsync(stream, title, title, false).ConfigureAwait(false);
     }
     private static SemaphoreSlim sem = new(1, 1);
 

src/NadekoBot/Modules/Xp/Services/ClubService.cs

@@ -52,42 +52,38 @@ public class ClubService : INService
     public ClubInfo TransferClub(IUser from, IUser newOwner)
     {
         ClubInfo club;
-        using (var uow = _db.GetDbContext())
-        {
-            club = uow.Clubs.GetByOwner(from.Id);
-            var newOwnerUser = uow.GetOrCreateUser(newOwner);
+        using var uow = _db.GetDbContext();
+        club = uow.Clubs.GetByOwner(@from.Id);
+        var newOwnerUser = uow.GetOrCreateUser(newOwner);
 
-            if (club is null ||
-                club.Owner.UserId != from.Id ||
-                !club.Users.Contains(newOwnerUser))
-                return null;
+        if (club is null ||
+            club.Owner.UserId != @from.Id ||
+            !club.Users.Contains(newOwnerUser))
+            return null;
 
-            club.Owner.IsClubAdmin = true; // old owner will stay as admin
-            newOwnerUser.IsClubAdmin = true;
-            club.Owner = newOwnerUser;
-            uow.SaveChanges();
-        }
+        club.Owner.IsClubAdmin = true; // old owner will stay as admin
+        newOwnerUser.IsClubAdmin = true;
+        club.Owner = newOwnerUser;
+        uow.SaveChanges();
         return club;
     }
 
     public bool ToggleAdmin(IUser owner, IUser toAdmin)
     {
         bool newState;
-        using (var uow = _db.GetDbContext())
-        {
-            var club = uow.Clubs.GetByOwner(owner.Id);
-            var adminUser = uow.GetOrCreateUser(toAdmin);
+        using var uow = _db.GetDbContext();
+        var club = uow.Clubs.GetByOwner(owner.Id);
+        var adminUser = uow.GetOrCreateUser(toAdmin);
 
-            if (club is null || club.Owner.UserId != owner.Id ||
-                !club.Users.Contains(adminUser))
-                throw new InvalidOperationException();
+        if (club is null || club.Owner.UserId != owner.Id ||
+            !club.Users.Contains(adminUser))
+            throw new InvalidOperationException();
 
-            if (club.OwnerId == adminUser.Id)
-                return true;
+        if (club.OwnerId == adminUser.Id)
+            return true;
 
-            newState = adminUser.IsClubAdmin = !adminUser.IsClubAdmin;
-            uow.SaveChanges();
-        }
+        newState = adminUser.IsClubAdmin = !adminUser.IsClubAdmin;
+        uow.SaveChanges();
         return newState;
     }
 
@@ -102,25 +98,21 @@ public class ClubService : INService
     {
         if (url != null)
         {
-            using (var http = _httpFactory.CreateClient())
-            using (var temp = await http.GetAsync(url, HttpCompletionOption.ResponseHeadersRead).ConfigureAwait(false))
-            {
-                if (!temp.IsImage() || temp.GetImageSize() > 11)
-                    return false;
-            }
-        }
-
-        await using (var uow = _db.GetDbContext())
-        {
-            var club = uow.Clubs.GetByOwner(ownerUserId);
-
-            if (club is null)
+            using var http = _httpFactory.CreateClient();
+            using var temp = await http.GetAsync(url, HttpCompletionOption.ResponseHeadersRead).ConfigureAwait(false);
+            if (!temp.IsImage() || temp.GetImageSize() > 11)
                 return false;
-
-            club.ImageUrl = url.ToString();
-            uow.SaveChanges();
         }
 
+        await using var uow = _db.GetDbContext();
+        var club = uow.Clubs.GetByOwner(ownerUserId);
+
+        if (club is null)
+            return false;
+
+        club.ImageUrl = url.ToString();
+        uow.SaveChanges();
+
         return true;
     }
 
@@ -137,95 +129,85 @@ public class ClubService : INService
         if (string.IsNullOrWhiteSpace(name))
             return false;
 
-        using (var uow = _db.GetDbContext())
-        {
-            club = uow.Clubs.GetByName(name, discrim);
-            if (club is null)
-                return false;
-            else
-                return true;
-        }
+        using var uow = _db.GetDbContext();
+        club = uow.Clubs.GetByName(name, discrim);
+        if (club is null)
+            return false;
+        else
+            return true;
     }
 
     public bool ApplyToClub(IUser user, ClubInfo club)
     {
-        using (var uow = _db.GetDbContext())
+        using var uow = _db.GetDbContext();
+        var du = uow.GetOrCreateUser(user);
+        uow.SaveChanges();
+
+        if (du.Club != null
+            || new LevelStats(du.TotalXp).Level < club.MinimumLevelReq
+            || club.Bans.Any(x => x.UserId == du.Id)
+            || club.Applicants.Any(x => x.UserId == du.Id))
         {
-            var du = uow.GetOrCreateUser(user);
-            uow.SaveChanges();
-
-            if (du.Club != null
-                || new LevelStats(du.TotalXp).Level < club.MinimumLevelReq
-                || club.Bans.Any(x => x.UserId == du.Id)
-                || club.Applicants.Any(x => x.UserId == du.Id))
-            {
-                //user banned or a member of a club, or already applied,
-                // or doesn't min minumum level requirement, can't apply
-                return false;
-            }
-
-            var app = new ClubApplicants
-            {
-                ClubId = club.Id,
-                UserId = du.Id,
-            };
-
-            uow.Set<ClubApplicants>().Add(app);
-
-            uow.SaveChanges();
+            //user banned or a member of a club, or already applied,
+            // or doesn't min minumum level requirement, can't apply
+            return false;
         }
+
+        var app = new ClubApplicants
+        {
+            ClubId = club.Id,
+            UserId = du.Id,
+        };
+
+        uow.Set<ClubApplicants>().Add(app);
+
+        uow.SaveChanges();
         return true;
     }
 
     public bool AcceptApplication(ulong clubOwnerUserId, string userName, out DiscordUser discordUser)
     {
         discordUser = null;
-        using (var uow = _db.GetDbContext())
-        {
-            var club = uow.Clubs.GetByOwnerOrAdmin(clubOwnerUserId);
-            if (club is null)
-                return false;
+        using var uow = _db.GetDbContext();
+        var club = uow.Clubs.GetByOwnerOrAdmin(clubOwnerUserId);
+        if (club is null)
+            return false;
 
-            var applicant = club.Applicants.FirstOrDefault(x => x.User.ToString().ToUpperInvariant() == userName.ToUpperInvariant());
-            if (applicant is null)
-                return false;
+        var applicant = club.Applicants.FirstOrDefault(x => x.User.ToString().ToUpperInvariant() == userName.ToUpperInvariant());
+        if (applicant is null)
+            return false;
 
-            applicant.User.Club = club;
-            applicant.User.IsClubAdmin = false;
-            club.Applicants.Remove(applicant);
+        applicant.User.Club = club;
+        applicant.User.IsClubAdmin = false;
+        club.Applicants.Remove(applicant);
 
-            //remove that user's all other applications
-            uow.Set<ClubApplicants>()
-                .RemoveRange(uow.Set<ClubApplicants>()
-                    .AsQueryable()
-                    .Where(x => x.UserId == applicant.User.Id));
+        //remove that user's all other applications
+        uow.Set<ClubApplicants>()
+            .RemoveRange(uow.Set<ClubApplicants>()
+                .AsQueryable()
+                .Where(x => x.UserId == applicant.User.Id));
 
-            discordUser = applicant.User;
-            uow.SaveChanges();
-        }
+        discordUser = applicant.User;
+        uow.SaveChanges();
         return true;
     }
 
     public ClubInfo GetClubWithBansAndApplications(ulong ownerUserId)
     {
-        using (var uow = _db.GetDbContext())
-        {
-            return uow.Clubs.GetByOwnerOrAdmin(ownerUserId);
-        }
+        using var uow = _db.GetDbContext();
+        return uow.Clubs.GetByOwnerOrAdmin(ownerUserId);
     }
 
     public bool LeaveClub(IUser user)
     {
-        using (var uow = _db.GetDbContext())
-        {
-            var du = uow.GetOrCreateUser(user);
-            if (du.Club is null || du.Club.OwnerId == du.Id)
-                return false;
+        using var uow = _db.GetDbContext();
+        var du = uow.GetOrCreateUser(user);
+        if (du.Club is null || du.Club.OwnerId == du.Id)
+            return false;
 
-            du.Club = null;
-            du.IsClubAdmin = false;
-            uow.SaveChanges();
-        }
+        du.Club = null;
+        du.IsClubAdmin = false;
+        uow.SaveChanges();
         return true;
     }
 
@@ -234,121 +216,109 @@ public class ClubService : INService
         if (level < 5)
             return false;
 
-        using (var uow = _db.GetDbContext())
-        {
-            var club = uow.Clubs.GetByOwner(userId);
-            if (club is null)
-                return false;
+        using var uow = _db.GetDbContext();
+        var club = uow.Clubs.GetByOwner(userId);
+        if (club is null)
+            return false;
 
-            club.MinimumLevelReq = level;
-            uow.SaveChanges();
-        }
+        club.MinimumLevelReq = level;
+        uow.SaveChanges();
 
         return true;
     }
 
     public bool ChangeClubDescription(ulong userId, string desc)
     {
-        using (var uow = _db.GetDbContext())
-        {
-            var club = uow.Clubs.GetByOwner(userId);
-            if (club is null)
-                return false;
+        using var uow = _db.GetDbContext();
+        var club = uow.Clubs.GetByOwner(userId);
+        if (club is null)
+            return false;
 
-            club.Description = desc?.TrimTo(150, true);
-            uow.SaveChanges();
-        }
+        club.Description = desc?.TrimTo(150, true);
+        uow.SaveChanges();
 
         return true;
     }
 
     public bool Disband(ulong userId, out ClubInfo club)
     {
-        using (var uow = _db.GetDbContext())
-        {
-            club = uow.Clubs.GetByOwner(userId);
-            if (club is null)
-                return false;
+        using var uow = _db.GetDbContext();
+        club = uow.Clubs.GetByOwner(userId);
+        if (club is null)
+            return false;
 
-            uow.Clubs.Remove(club);
-            uow.SaveChanges();
-        }
+        uow.Clubs.Remove(club);
+        uow.SaveChanges();
         return true;
     }
 
     public bool Ban(ulong bannerId, string userName, out ClubInfo club)
     {
-        using (var uow = _db.GetDbContext())
+        using var uow = _db.GetDbContext();
+        club = uow.Clubs.GetByOwnerOrAdmin(bannerId);
+        if (club is null)
+            return false;
+
+        var usr = club.Users.FirstOrDefault(x => x.ToString().ToUpperInvariant() == userName.ToUpperInvariant())
+                  ?? club.Applicants.FirstOrDefault(x => x.User.ToString().ToUpperInvariant() == userName.ToUpperInvariant())?.User;
+        if (usr is null)
+            return false;
+
+        if (club.OwnerId == usr.Id || (usr.IsClubAdmin && club.Owner.UserId != bannerId)) // can't ban the owner kek, whew
+            return false;
+
+        club.Bans.Add(new()
         {
-            club = uow.Clubs.GetByOwnerOrAdmin(bannerId);
-            if (club is null)
-                return false;
+            Club = club,
+            User = usr,
+        });
+        club.Users.Remove(usr);
 
-            var usr = club.Users.FirstOrDefault(x => x.ToString().ToUpperInvariant() == userName.ToUpperInvariant())
-                      ?? club.Applicants.FirstOrDefault(x => x.User.ToString().ToUpperInvariant() == userName.ToUpperInvariant())?.User;
-            if (usr is null)
-                return false;
+        var app = club.Applicants.FirstOrDefault(x => x.UserId == usr.Id);
+        if (app != null)
+            club.Applicants.Remove(app);
 
-            if (club.OwnerId == usr.Id || (usr.IsClubAdmin && club.Owner.UserId != bannerId)) // can't ban the owner kek, whew
-                return false;
-
-            club.Bans.Add(new()
-            {
-                Club = club,
-                User = usr,
-            });
-            club.Users.Remove(usr);
-
-            var app = club.Applicants.FirstOrDefault(x => x.UserId == usr.Id);
-            if (app != null)
-                club.Applicants.Remove(app);
-
-            uow.SaveChanges();
-        }
+        uow.SaveChanges();
 
         return true;
     }
 
     public bool UnBan(ulong ownerUserId, string userName, out ClubInfo club)
     {
-        using (var uow = _db.GetDbContext())
-        {
-            club = uow.Clubs.GetByOwnerOrAdmin(ownerUserId);
-            if (club is null)
-                return false;
+        using var uow = _db.GetDbContext();
+        club = uow.Clubs.GetByOwnerOrAdmin(ownerUserId);
+        if (club is null)
+            return false;
 
-            var ban = club.Bans.FirstOrDefault(x => x.User.ToString().ToUpperInvariant() == userName.ToUpperInvariant());
-            if (ban is null)
-                return false;
+        var ban = club.Bans.FirstOrDefault(x => x.User.ToString().ToUpperInvariant() == userName.ToUpperInvariant());
+        if (ban is null)
+            return false;
 
-            club.Bans.Remove(ban);
-            uow.SaveChanges();
-        }
+        club.Bans.Remove(ban);
+        uow.SaveChanges();
 
         return true;
     }
 
     public bool Kick(ulong kickerId, string userName, out ClubInfo club)
     {
-        using (var uow = _db.GetDbContext())
-        {
-            club = uow.Clubs.GetByOwnerOrAdmin(kickerId);
-            if (club is null)
-                return false;
+        using var uow = _db.GetDbContext();
+        club = uow.Clubs.GetByOwnerOrAdmin(kickerId);
+        if (club is null)
+            return false;
 
-            var usr = club.Users.FirstOrDefault(x => x.ToString().ToUpperInvariant() == userName.ToUpperInvariant());
-            if (usr is null)
-                return false;
+        var usr = club.Users.FirstOrDefault(x => x.ToString().ToUpperInvariant() == userName.ToUpperInvariant());
+        if (usr is null)
+            return false;
 
-            if (club.OwnerId == usr.Id || (usr.IsClubAdmin && club.Owner.UserId != kickerId))
-                return false;
+        if (club.OwnerId == usr.Id || (usr.IsClubAdmin && club.Owner.UserId != kickerId))
+            return false;
 
-            club.Users.Remove(usr);
-            var app = club.Applicants.FirstOrDefault(x => x.UserId == usr.Id);
-            if (app != null)
-                club.Applicants.Remove(app);
-            uow.SaveChanges();
-        }
+        club.Users.Remove(usr);
+        var app = club.Applicants.FirstOrDefault(x => x.UserId == usr.Id);
+        if (app != null)
+            club.Applicants.Remove(app);
+        uow.SaveChanges();
 
         return true;
     }

src/NadekoBot/Modules/Xp/Services/XpService.cs

@@ -32,7 +32,7 @@ public class XpService : INService
     private readonly FontProvider _fonts;
     private readonly IBotCredentials _creds;
     private readonly ICurrencyService _cs;
-    private readonly Task updateXpTask;
+    private readonly Task _updateXpTask;
     private readonly IHttpClientFactory _httpFactory;
     private readonly XpConfigService _xpConfig;
     private readonly IPubSub _pubSub;
@@ -124,19 +124,19 @@ public class XpService : INService
             allGuildConfigs.Where(x => x.XpSettings.ServerExcluded)
                 .Select(x => x.GuildId));
 
-        _cmd.OnMessageNoTrigger += _cmd_OnMessageNoTrigger;
+        _cmd.OnMessageNoTrigger += Cmd_OnMessageNoTrigger;
             
 #if !GLOBAL_NADEKO
-        _client.UserVoiceStateUpdated += _client_OnUserVoiceStateUpdated;
+        _client.UserVoiceStateUpdated += Client_OnUserVoiceStateUpdated;
             
         // Scan guilds on startup.
-        _client.GuildAvailable += _client_OnGuildAvailable;
+        _client.GuildAvailable += Client_OnGuildAvailable;
         foreach (var guild in _client.Guilds)
         {
-            _client_OnGuildAvailable(guild);
+            Client_OnGuildAvailable(guild);
         }
 #endif
-        updateXpTask = Task.Run(UpdateLoop);
+        _updateXpTask = Task.Run(UpdateLoop);
     }
 
     private async Task UpdateLoop()
@@ -318,45 +318,41 @@ public class XpService : INService
 
     public void SetCurrencyReward(ulong guildId, int level, int amount)
     {
-        using (var uow = _db.GetDbContext())
+        using var uow = _db.GetDbContext();
+        var settings = uow.XpSettingsFor(guildId);
+
+        if (amount <= 0)
         {
-            var settings = uow.XpSettingsFor(guildId);
-
-            if (amount <= 0)
+            var toRemove = settings.CurrencyRewards.FirstOrDefault(x => x.Level == level);
+            if (toRemove != null)
             {
-                var toRemove = settings.CurrencyRewards.FirstOrDefault(x => x.Level == level);
-                if (toRemove != null)
-                {
-                    uow.Remove(toRemove);
-                    settings.CurrencyRewards.Remove(toRemove);
-                }
+                uow.Remove(toRemove);
+                settings.CurrencyRewards.Remove(toRemove);
             }
-            else
-            {
-                var rew = settings.CurrencyRewards.FirstOrDefault(x => x.Level == level);
-
-                if (rew != null)
-                    rew.Amount = amount;
-                else
-                    settings.CurrencyRewards.Add(new()
-                    {
-                        Level = level,
-                        Amount = amount,
-                    });
-            }
-
-            uow.SaveChanges();
         }
+        else
+        {
+            var rew = settings.CurrencyRewards.FirstOrDefault(x => x.Level == level);
+
+            if (rew != null)
+                rew.Amount = amount;
+            else
+                settings.CurrencyRewards.Add(new()
+                {
+                    Level = level,
+                    Amount = amount,
+                });
+        }
+
+        uow.SaveChanges();
     }
 
     public IEnumerable<XpCurrencyReward> GetCurrencyRewards(ulong id)
     {
-        using (var uow = _db.GetDbContext())
-        {
-            return uow.XpSettingsFor(id)
-                .CurrencyRewards
-                .ToArray();
-        }
+        using var uow = _db.GetDbContext();
+        return uow.XpSettingsFor(id)
+            .CurrencyRewards
+            .ToArray();
     }
 
     public IEnumerable<XpRoleReward> GetRoleRewards(ulong id)
@@ -410,66 +406,52 @@ public class XpService : INService
 
     public List<UserXpStats> GetUserXps(ulong guildId, int page)
     {
-        using (var uow = _db.GetDbContext())
-        {
-            return uow.UserXpStats.GetUsersFor(guildId, page);
-        }
+        using var uow = _db.GetDbContext();
+        return uow.UserXpStats.GetUsersFor(guildId, page);
     }
 
     public List<UserXpStats> GetTopUserXps(ulong guildId, int count)
     {
-        using (var uow = _db.GetDbContext())
-        {
-            return uow.UserXpStats.GetTopUserXps(guildId, count);
-        }
+        using var uow = _db.GetDbContext();
+        return uow.UserXpStats.GetTopUserXps(guildId, count);
     }
 
     public DiscordUser[] GetUserXps(int page)
     {
-        using (var uow = _db.GetDbContext())
-        {
-            return uow.DiscordUser.GetUsersXpLeaderboardFor(page);
-        }
+        using var uow = _db.GetDbContext();
+        return uow.DiscordUser.GetUsersXpLeaderboardFor(page);
     }
 
     public async Task ChangeNotificationType(ulong userId, ulong guildId, XpNotificationLocation type)
     {
-        await using (var uow = _db.GetDbContext())
-        {
-            var user = uow.GetOrCreateUserXpStats(guildId, userId);
-            user.NotifyOnLevelUp = type;
-            await uow.SaveChangesAsync();
-        }
+        await using var uow = _db.GetDbContext();
+        var user = uow.GetOrCreateUserXpStats(guildId, userId);
+        user.NotifyOnLevelUp = type;
+        await uow.SaveChangesAsync();
     }
         
     public XpNotificationLocation GetNotificationType(ulong userId, ulong guildId)
     {
-        using (var uow = _db.GetDbContext())
-        {
-            var user = uow.GetOrCreateUserXpStats(guildId, userId);
-            return user.NotifyOnLevelUp;
-        }
+        using var uow = _db.GetDbContext();
+        var user = uow.GetOrCreateUserXpStats(guildId, userId);
+        return user.NotifyOnLevelUp;
     }
 
     public XpNotificationLocation GetNotificationType(IUser user)
     {
-        using (var uow = _db.GetDbContext())
-        {
-            return uow.GetOrCreateUser(user).NotifyOnLevelUp;
-        }
+        using var uow = _db.GetDbContext();
+        return uow.GetOrCreateUser(user).NotifyOnLevelUp;
     }
 
     public async Task ChangeNotificationType(IUser user, XpNotificationLocation type)
     {
-        await using (var uow = _db.GetDbContext())
-        {
-            var du = uow.GetOrCreateUser(user);
-            du.NotifyOnLevelUp = type;
-            await uow.SaveChangesAsync();
-        }
+        await using var uow = _db.GetDbContext();
+        var du = uow.GetOrCreateUser(user);
+        du.NotifyOnLevelUp = type;
+        await uow.SaveChangesAsync();
     }
 
-    private Task _client_OnGuildAvailable(SocketGuild guild)
+    private Task Client_OnGuildAvailable(SocketGuild guild)
     {
         Task.Run(() =>
         {
@@ -482,7 +464,7 @@ public class XpService : INService
         return Task.CompletedTask;
     }
         
-    private Task _client_OnUserVoiceStateUpdated(SocketUser socketUser, SocketVoiceState before, SocketVoiceState after)
+    private Task Client_OnUserVoiceStateUpdated(SocketUser socketUser, SocketVoiceState before, SocketVoiceState after)
     {
         if (socketUser is not SocketGuildUser user || user.IsBot)
             return Task.CompletedTask;
@@ -605,7 +587,7 @@ public class XpService : INService
         return true;
     }
         
-    private Task _cmd_OnMessageNoTrigger(IUserMessage arg)
+    private Task Cmd_OnMessageNoTrigger(IUserMessage arg)
     {
         if (arg.Author is not SocketGuildUser user || user.IsBot)
             return Task.CompletedTask;
@@ -659,14 +641,12 @@ public class XpService : INService
         
     public void AddXp(ulong userId, ulong guildId, int amount)
     {
-        using (var uow = _db.GetDbContext())
-        {
-            var usr = uow.GetOrCreateUserXpStats(guildId, userId);
+        using var uow = _db.GetDbContext();
+        var usr = uow.GetOrCreateUserXpStats(guildId, userId);
 
-            usr.AwardedXp += amount;
+        usr.AwardedXp += amount;
 
-            uow.SaveChanges();
-        }
+        uow.SaveChanges();
     }
 
     public bool IsServerExcluded(ulong id)
@@ -728,92 +708,86 @@ public class XpService : INService
 
     public bool ToggleExcludeServer(ulong id)
     {
-        using (var uow = _db.GetDbContext())
+        using var uow = _db.GetDbContext();
+        var xpSetting = uow.XpSettingsFor(id);
+        if (_excludedServers.Add(id))
         {
-            var xpSetting = uow.XpSettingsFor(id);
-            if (_excludedServers.Add(id))
-            {
-                xpSetting.ServerExcluded = true;
-                uow.SaveChanges();
-                return true;
-            }
-
-            _excludedServers.TryRemove(id);
-            xpSetting.ServerExcluded = false;
+            xpSetting.ServerExcluded = true;
             uow.SaveChanges();
-            return false;
+            return true;
         }
+
+        _excludedServers.TryRemove(id);
+        xpSetting.ServerExcluded = false;
+        uow.SaveChanges();
+        return false;
     }
 
     public bool ToggleExcludeRole(ulong guildId, ulong rId)
     {
         var roles = _excludedRoles.GetOrAdd(guildId, _ => new());
-        using (var uow = _db.GetDbContext())
+        using var uow = _db.GetDbContext();
+        var xpSetting = uow.XpSettingsFor(guildId);
+        var excludeObj = new ExcludedItem
         {
-            var xpSetting = uow.XpSettingsFor(guildId);
-            var excludeObj = new ExcludedItem
-            {
-                ItemId = rId,
-                ItemType = ExcludedItemType.Role,
-            };
+            ItemId = rId,
+            ItemType = ExcludedItemType.Role,
+        };
 
-            if (roles.Add(rId))
+        if (roles.Add(rId))
+        {
+            if (xpSetting.ExclusionList.Add(excludeObj))
             {
-                if (xpSetting.ExclusionList.Add(excludeObj))
-                {
-                    uow.SaveChanges();
-                }
-
-                return true;
+                uow.SaveChanges();
             }
-            else
+
+            return true;
+        }
+        else
+        {
+            roles.TryRemove(rId);
+
+            var toDelete = xpSetting.ExclusionList.FirstOrDefault(x => x.Equals(excludeObj));
+            if (toDelete != null)
             {
-                roles.TryRemove(rId);
-
-                var toDelete = xpSetting.ExclusionList.FirstOrDefault(x => x.Equals(excludeObj));
-                if (toDelete != null)
-                {
-                    uow.Remove(toDelete);
-                    uow.SaveChanges();
-                }
-
-                return false;
+                uow.Remove(toDelete);
+                uow.SaveChanges();
             }
+
+            return false;
         }
     }
 
     public bool ToggleExcludeChannel(ulong guildId, ulong chId)
     {
         var channels = _excludedChannels.GetOrAdd(guildId, _ => new());
-        using (var uow = _db.GetDbContext())
+        using var uow = _db.GetDbContext();
+        var xpSetting = uow.XpSettingsFor(guildId);
+        var excludeObj = new ExcludedItem
         {
-            var xpSetting = uow.XpSettingsFor(guildId);
-            var excludeObj = new ExcludedItem
-            {
-                ItemId = chId,
-                ItemType = ExcludedItemType.Channel,
-            };
+            ItemId = chId,
+            ItemType = ExcludedItemType.Channel,
+        };
 
-            if (channels.Add(chId))
+        if (channels.Add(chId))
+        {
+            if (xpSetting.ExclusionList.Add(excludeObj))
             {
-                if (xpSetting.ExclusionList.Add(excludeObj))
-                {
-                    uow.SaveChanges();
-                }
-
-                return true;
+                uow.SaveChanges();
             }
-            else
+
+            return true;
+        }
+        else
+        {
+            channels.TryRemove(chId);
+
+            if (xpSetting.ExclusionList.Remove(excludeObj))
             {
-                channels.TryRemove(chId);
-
-                if (xpSetting.ExclusionList.Remove(excludeObj))
-                {
-                    uow.SaveChanges();
-                }
-
-                return false;
+                uow.SaveChanges();
             }
+
+            return false;
         }
     }
 
@@ -844,230 +818,226 @@ public class XpService : INService
                     VerticalAlignment = VerticalAlignment.Top,
                 }
             }.WithFallbackFonts(_fonts.FallBackFonts);
-                
-            using (var img = Image.Load<Rgba32>(_images.XpBackground, out var imageFormat))
+
+            using var img = Image.Load<Rgba32>(_images.XpBackground, out var imageFormat);
+            if (_template.User.Name.Show)
             {
-                if (_template.User.Name.Show)
+                var fontSize = (int)(_template.User.Name.FontSize * 0.9);
+                var username = stats.User.ToString();
+                var usernameFont = _fonts.NotoSans
+                    .CreateFont(fontSize, FontStyle.Bold);
+
+                var size = TextMeasurer.Measure($"@{username}", new(usernameFont));
+                var scale = 400f / size.Width;
+                if (scale < 1)
                 {
-                    var fontSize = (int)(_template.User.Name.FontSize * 0.9);
-                    var username = stats.User.ToString();
-                    var usernameFont = _fonts.NotoSans
-                        .CreateFont(fontSize, FontStyle.Bold);
-
-                    var size = TextMeasurer.Measure($"@{username}", new(usernameFont));
-                    var scale = 400f / size.Width;
-                    if (scale < 1)
-                    {
-                        usernameFont = _fonts.NotoSans
-                            .CreateFont(_template.User.Name.FontSize * scale, FontStyle.Bold);
-                    }
-
-                    img.Mutate(x =>
-                    {
-                        x.DrawText(usernameTextOptions,
-                            "@" + username,
-                            usernameFont,
-                            _template.User.Name.Color,
-                            new(_template.User.Name.Pos.X, _template.User.Name.Pos.Y + 8));
-                    });
+                    usernameFont = _fonts.NotoSans
+                        .CreateFont(_template.User.Name.FontSize * scale, FontStyle.Bold);
                 }
 
-                //club name
-
-                if (_template.Club.Name.Show)
+                img.Mutate(x =>
                 {
-                    var clubName = stats.User.Club?.ToString() ?? "-";
+                    x.DrawText(usernameTextOptions,
+                        "@" + username,
+                        usernameFont,
+                        _template.User.Name.Color,
+                        new(_template.User.Name.Pos.X, _template.User.Name.Pos.Y + 8));
+                });
+            }
 
-                    var clubFont = _fonts.NotoSans
-                        .CreateFont(_template.Club.Name.FontSize, FontStyle.Regular);
+            //club name
+
+            if (_template.Club.Name.Show)
+            {
+                var clubName = stats.User.Club?.ToString() ?? "-";
+
+                var clubFont = _fonts.NotoSans
+                    .CreateFont(_template.Club.Name.FontSize, FontStyle.Regular);
                         
-                    img.Mutate(x => x.DrawText(clubTextOptions,
-                        clubName,
-                        clubFont,
-                        _template.Club.Name.Color,
-                        new(_template.Club.Name.Pos.X + 50, _template.Club.Name.Pos.Y - 8))
+                img.Mutate(x => x.DrawText(clubTextOptions,
+                    clubName,
+                    clubFont,
+                    _template.Club.Name.Color,
+                    new(_template.Club.Name.Pos.X + 50, _template.Club.Name.Pos.Y - 8))
+                );
+            }
+
+            if (_template.User.GlobalLevel.Show)
+            {
+                img.Mutate(x =>
+                {
+                    x.DrawText(
+                        stats.Global.Level.ToString(),
+                        _fonts.NotoSans.CreateFont(_template.User.GlobalLevel.FontSize, FontStyle.Bold),
+                        _template.User.GlobalLevel.Color,
+                        new(_template.User.GlobalLevel.Pos.X, _template.User.GlobalLevel.Pos.Y)
+                    ); //level
+                });
+            }
+
+            if (_template.User.GuildLevel.Show)
+            {
+                img.Mutate(x =>
+                {
+                    x.DrawText(
+                        stats.Guild.Level.ToString(),
+                        _fonts.NotoSans.CreateFont(_template.User.GuildLevel.FontSize, FontStyle.Bold),
+                        _template.User.GuildLevel.Color,
+                        new(_template.User.GuildLevel.Pos.X, _template.User.GuildLevel.Pos.Y)
                     );
-                }
+                });
+            }
 
-                if (_template.User.GlobalLevel.Show)
+
+            var pen = new Pen(SixLabors.ImageSharp.Color.Black, 1);
+
+            var global = stats.Global;
+            var guild = stats.Guild;
+
+            //xp bar
+            if (_template.User.Xp.Bar.Show)
+            {
+                var xpPercent = global.LevelXp / (float) global.RequiredXp;
+                DrawXpBar(xpPercent, _template.User.Xp.Bar.Global, img);
+                xpPercent = guild.LevelXp / (float) guild.RequiredXp;
+                DrawXpBar(xpPercent, _template.User.Xp.Bar.Guild, img);
+            }
+
+            if (_template.User.Xp.Global.Show)
+            {
+                img.Mutate(x => x.DrawText($"{global.LevelXp}/{global.RequiredXp}",
+                    _fonts.NotoSans.CreateFont(_template.User.Xp.Global.FontSize, FontStyle.Bold),
+                    Brushes.Solid(_template.User.Xp.Global.Color),
+                    pen,
+                    new(_template.User.Xp.Global.Pos.X, _template.User.Xp.Global.Pos.Y)));
+            }
+
+            if (_template.User.Xp.Guild.Show)
+            {
+                img.Mutate(x => x.DrawText($"{guild.LevelXp}/{guild.RequiredXp}",
+                    _fonts.NotoSans.CreateFont(_template.User.Xp.Guild.FontSize, FontStyle.Bold),
+                    Brushes.Solid(_template.User.Xp.Guild.Color),
+                    pen,
+                    new(_template.User.Xp.Guild.Pos.X, _template.User.Xp.Guild.Pos.Y)));
+            }
+
+            if (stats.FullGuildStats.AwardedXp != 0 && _template.User.Xp.Awarded.Show)
+            {
+                var sign = stats.FullGuildStats.AwardedXp > 0
+                    ? "+ "
+                    : "";
+                var awX = _template.User.Xp.Awarded.Pos.X -
+                          (Math.Max(0, stats.FullGuildStats.AwardedXp.ToString().Length - 2) * 5);
+                var awY = _template.User.Xp.Awarded.Pos.Y;
+                img.Mutate(x => x.DrawText($"({sign}{stats.FullGuildStats.AwardedXp})",
+                    _fonts.NotoSans.CreateFont(_template.User.Xp.Awarded.FontSize, FontStyle.Bold),
+                    Brushes.Solid(_template.User.Xp.Awarded.Color),
+                    pen,
+                    new(awX, awY)));
+            }
+
+            //ranking
+            if (_template.User.GlobalRank.Show)
+            {
+                img.Mutate(x => x.DrawText(stats.GlobalRanking.ToString(),
+                    _fonts.UniSans.CreateFont(_template.User.GlobalRank.FontSize, FontStyle.Bold),
+                    _template.User.GlobalRank.Color,
+                    new(_template.User.GlobalRank.Pos.X, _template.User.GlobalRank.Pos.Y)));
+            }
+
+            if (_template.User.GuildRank.Show)
+            {
+                img.Mutate(x => x.DrawText(stats.GuildRanking.ToString(),
+                    _fonts.UniSans.CreateFont(_template.User.GuildRank.FontSize, FontStyle.Bold),
+                    _template.User.GuildRank.Color,
+                    new(_template.User.GuildRank.Pos.X, _template.User.GuildRank.Pos.Y)));
+            }
+
+            //time on this level
+
+            string GetTimeSpent(DateTime time, string format)
+            {
+                var offset = DateTime.UtcNow - time;
+                return string.Format(format, offset.Days, offset.Hours, offset.Minutes);
+            }
+
+            if (_template.User.TimeOnLevel.Global.Show)
+            {
+                img.Mutate(x =>
+                    x.DrawText(GetTimeSpent(stats.User.LastLevelUp, _template.User.TimeOnLevel.Format),
+                        _fonts.NotoSans.CreateFont(_template.User.TimeOnLevel.Global.FontSize, FontStyle.Bold),
+                        _template.User.TimeOnLevel.Global.Color,
+                        new(_template.User.TimeOnLevel.Global.Pos.X,
+                            _template.User.TimeOnLevel.Global.Pos.Y)));
+            }
+
+            if (_template.User.TimeOnLevel.Guild.Show)
+            {
+                img.Mutate(x =>
+                    x.DrawText(
+                        GetTimeSpent(stats.FullGuildStats.LastLevelUp, _template.User.TimeOnLevel.Format),
+                        _fonts.NotoSans.CreateFont(_template.User.TimeOnLevel.Guild.FontSize, FontStyle.Bold),
+                        _template.User.TimeOnLevel.Guild.Color,
+                        new(_template.User.TimeOnLevel.Guild.Pos.X,
+                            _template.User.TimeOnLevel.Guild.Pos.Y)));
+            }
+            //avatar
+
+            if (stats.User.AvatarId != null && _template.User.Icon.Show)
+            {
+                try
                 {
-                    img.Mutate(x =>
+                    var avatarUrl = stats.User.RealAvatarUrl();
+
+                    var (succ, data) = await _cache.TryGetImageDataAsync(avatarUrl);
+                    if (!succ)
                     {
-                        x.DrawText(
-                            stats.Global.Level.ToString(),
-                            _fonts.NotoSans.CreateFont(_template.User.GlobalLevel.FontSize, FontStyle.Bold),
-                            _template.User.GlobalLevel.Color,
-                            new(_template.User.GlobalLevel.Pos.X, _template.User.GlobalLevel.Pos.Y)
-                        ); //level
-                    });
-                }
-
-                if (_template.User.GuildLevel.Show)
-                {
-                    img.Mutate(x =>
-                    {
-                        x.DrawText(
-                            stats.Guild.Level.ToString(),
-                            _fonts.NotoSans.CreateFont(_template.User.GuildLevel.FontSize, FontStyle.Bold),
-                            _template.User.GuildLevel.Color,
-                            new(_template.User.GuildLevel.Pos.X, _template.User.GuildLevel.Pos.Y)
-                        );
-                    });
-                }
-
-
-                var pen = new Pen(SixLabors.ImageSharp.Color.Black, 1);
-
-                var global = stats.Global;
-                var guild = stats.Guild;
-
-                //xp bar
-                if (_template.User.Xp.Bar.Show)
-                {
-                    var xpPercent = global.LevelXp / (float) global.RequiredXp;
-                    DrawXpBar(xpPercent, _template.User.Xp.Bar.Global, img);
-                    xpPercent = guild.LevelXp / (float) guild.RequiredXp;
-                    DrawXpBar(xpPercent, _template.User.Xp.Bar.Guild, img);
-                }
-
-                if (_template.User.Xp.Global.Show)
-                {
-                    img.Mutate(x => x.DrawText($"{global.LevelXp}/{global.RequiredXp}",
-                        _fonts.NotoSans.CreateFont(_template.User.Xp.Global.FontSize, FontStyle.Bold),
-                        Brushes.Solid(_template.User.Xp.Global.Color),
-                        pen,
-                        new(_template.User.Xp.Global.Pos.X, _template.User.Xp.Global.Pos.Y)));
-                }
-
-                if (_template.User.Xp.Guild.Show)
-                {
-                    img.Mutate(x => x.DrawText($"{guild.LevelXp}/{guild.RequiredXp}",
-                        _fonts.NotoSans.CreateFont(_template.User.Xp.Guild.FontSize, FontStyle.Bold),
-                        Brushes.Solid(_template.User.Xp.Guild.Color),
-                        pen,
-                        new(_template.User.Xp.Guild.Pos.X, _template.User.Xp.Guild.Pos.Y)));
-                }
-
-                if (stats.FullGuildStats.AwardedXp != 0 && _template.User.Xp.Awarded.Show)
-                {
-                    var sign = stats.FullGuildStats.AwardedXp > 0
-                        ? "+ "
-                        : "";
-                    var awX = _template.User.Xp.Awarded.Pos.X -
-                              (Math.Max(0, stats.FullGuildStats.AwardedXp.ToString().Length - 2) * 5);
-                    var awY = _template.User.Xp.Awarded.Pos.Y;
-                    img.Mutate(x => x.DrawText($"({sign}{stats.FullGuildStats.AwardedXp})",
-                        _fonts.NotoSans.CreateFont(_template.User.Xp.Awarded.FontSize, FontStyle.Bold),
-                        Brushes.Solid(_template.User.Xp.Awarded.Color),
-                        pen,
-                        new(awX, awY)));
-                }
-
-                //ranking
-                if (_template.User.GlobalRank.Show)
-                {
-                    img.Mutate(x => x.DrawText(stats.GlobalRanking.ToString(),
-                        _fonts.UniSans.CreateFont(_template.User.GlobalRank.FontSize, FontStyle.Bold),
-                        _template.User.GlobalRank.Color,
-                        new(_template.User.GlobalRank.Pos.X, _template.User.GlobalRank.Pos.Y)));
-                }
-
-                if (_template.User.GuildRank.Show)
-                {
-                    img.Mutate(x => x.DrawText(stats.GuildRanking.ToString(),
-                        _fonts.UniSans.CreateFont(_template.User.GuildRank.FontSize, FontStyle.Bold),
-                        _template.User.GuildRank.Color,
-                        new(_template.User.GuildRank.Pos.X, _template.User.GuildRank.Pos.Y)));
-                }
-
-                //time on this level
-
-                string GetTimeSpent(DateTime time, string format)
-                {
-                    var offset = DateTime.UtcNow - time;
-                    return string.Format(format, offset.Days, offset.Hours, offset.Minutes);
-                }
-
-                if (_template.User.TimeOnLevel.Global.Show)
-                {
-                    img.Mutate(x =>
-                        x.DrawText(GetTimeSpent(stats.User.LastLevelUp, _template.User.TimeOnLevel.Format),
-                            _fonts.NotoSans.CreateFont(_template.User.TimeOnLevel.Global.FontSize, FontStyle.Bold),
-                            _template.User.TimeOnLevel.Global.Color,
-                            new(_template.User.TimeOnLevel.Global.Pos.X,
-                                _template.User.TimeOnLevel.Global.Pos.Y)));
-                }
-
-                if (_template.User.TimeOnLevel.Guild.Show)
-                {
-                    img.Mutate(x =>
-                        x.DrawText(
-                            GetTimeSpent(stats.FullGuildStats.LastLevelUp, _template.User.TimeOnLevel.Format),
-                            _fonts.NotoSans.CreateFont(_template.User.TimeOnLevel.Guild.FontSize, FontStyle.Bold),
-                            _template.User.TimeOnLevel.Guild.Color,
-                            new(_template.User.TimeOnLevel.Guild.Pos.X,
-                                _template.User.TimeOnLevel.Guild.Pos.Y)));
-                }
-                //avatar
-
-                if (stats.User.AvatarId != null && _template.User.Icon.Show)
-                {
-                    try
-                    {
-                        var avatarUrl = stats.User.RealAvatarUrl();
-
-                        var (succ, data) = await _cache.TryGetImageDataAsync(avatarUrl);
-                        if (!succ)
+                        using (var http = _httpFactory.CreateClient())
                         {
-                            using (var http = _httpFactory.CreateClient())
+                            var avatarData = await http.GetByteArrayAsync(avatarUrl);
+                            using (var tempDraw = Image.Load(avatarData))
                             {
-                                var avatarData = await http.GetByteArrayAsync(avatarUrl);
-                                using (var tempDraw = Image.Load(avatarData))
+                                tempDraw.Mutate(x => x
+                                    .Resize(_template.User.Icon.Size.X, _template.User.Icon.Size.Y)
+                                    .ApplyRoundedCorners(
+                                        Math.Max(_template.User.Icon.Size.X, _template.User.Icon.Size.Y) / 2));
+                                await using (var stream = tempDraw.ToStream())
                                 {
-                                    tempDraw.Mutate(x => x
-                                        .Resize(_template.User.Icon.Size.X, _template.User.Icon.Size.Y)
-                                        .ApplyRoundedCorners(
-                                            Math.Max(_template.User.Icon.Size.X, _template.User.Icon.Size.Y) / 2));
-                                    await using (var stream = tempDraw.ToStream())
-                                    {
-                                        data = stream.ToArray();
-                                    }
+                                    data = stream.ToArray();
                                 }
                             }
-
-                            await _cache.SetImageDataAsync(avatarUrl, data);
                         }
 
-                        using (var toDraw = Image.Load(data))
-                        {
-                            if (toDraw.Size() != new Size(_template.User.Icon.Size.X, _template.User.Icon.Size.Y))
-                            {
-                                toDraw.Mutate(x =>
-                                    x.Resize(_template.User.Icon.Size.X, _template.User.Icon.Size.Y));
-                            }
-
-                            img.Mutate(x => x.DrawImage(toDraw,
-                                new Point(_template.User.Icon.Pos.X, _template.User.Icon.Pos.Y), 1));
-                        }
+                        await _cache.SetImageDataAsync(avatarUrl, data);
                     }
-                    catch (Exception ex)
+
+                    using var toDraw = Image.Load(data);
+                    if (toDraw.Size() != new Size(_template.User.Icon.Size.X, _template.User.Icon.Size.Y))
                     {
-                        Log.Warning(ex, "Error drawing avatar image");
+                        toDraw.Mutate(x =>
+                            x.Resize(_template.User.Icon.Size.X, _template.User.Icon.Size.Y));
                     }
-                }
 
-                //club image
-                if (_template.Club.Icon.Show)
+                    img.Mutate(x => x.DrawImage(toDraw,
+                        new Point(_template.User.Icon.Pos.X, _template.User.Icon.Pos.Y), 1));
+                }
+                catch (Exception ex)
                 {
-                    await DrawClubImage(img, stats);
+                    Log.Warning(ex, "Error drawing avatar image");
                 }
-
-                img.Mutate(x => x.Resize(_template.OutputSize.X, _template.OutputSize.Y));
-                return ((Stream) img.ToStream(imageFormat), imageFormat);
             }
+
+            //club image
+            if (_template.Club.Icon.Show)
+            {
+                await DrawClubImage(img, stats);
+            }
+
+            img.Mutate(x => x.Resize(_template.OutputSize.X, _template.OutputSize.Y));
+            return ((Stream) img.ToStream(imageFormat), imageFormat);
         });
 
-    void DrawXpBar(float percent, XpBar info, Image<Rgba32> img)
+    private void DrawXpBar(float percent, XpBar info, Image<Rgba32> img)
     {
         var x1 = info.PointA.X;
         var y1 = info.PointA.Y;
@@ -1151,18 +1121,16 @@ public class XpService : INService
                     await _cache.SetImageDataAsync(imgUrl, data);
                 }
 
-                using (var toDraw = Image.Load(data))
+                using var toDraw = Image.Load(data);
+                if (toDraw.Size() != new Size(_template.Club.Icon.Size.X, _template.Club.Icon.Size.Y))
                 {
-                    if (toDraw.Size() != new Size(_template.Club.Icon.Size.X, _template.Club.Icon.Size.Y))
-                    {
-                        toDraw.Mutate(x => x.Resize(_template.Club.Icon.Size.X, _template.Club.Icon.Size.Y));
-                    }
-
-                    img.Mutate(x => x.DrawImage(
-                        toDraw,
-                        new Point(_template.Club.Icon.Pos.X, _template.Club.Icon.Pos.Y),
-                        1));
+                    toDraw.Mutate(x => x.Resize(_template.Club.Icon.Size.X, _template.Club.Icon.Size.Y));
                 }
+
+                img.Mutate(x => x.DrawImage(
+                    toDraw,
+                    new Point(_template.Club.Icon.Pos.X, _template.Club.Icon.Pos.Y),
+                    1));
             }
             catch (Exception ex)
             {
@@ -1173,20 +1141,16 @@ public class XpService : INService
 
     public void XpReset(ulong guildId, ulong userId)
     {
-        using (var uow = _db.GetDbContext())
-        {
-            uow.UserXpStats.ResetGuildUserXp(userId, guildId);
-            uow.SaveChanges();
-        }
+        using var uow = _db.GetDbContext();
+        uow.UserXpStats.ResetGuildUserXp(userId, guildId);
+        uow.SaveChanges();
     }
 
     public void XpReset(ulong guildId)
     {
-        using (var uow = _db.GetDbContext())
-        {
-            uow.UserXpStats.ResetGuildXp(guildId);
-            uow.SaveChanges();
-        }
+        using var uow = _db.GetDbContext();
+        uow.UserXpStats.ResetGuildXp(guildId);
+        uow.SaveChanges();
     }
 
     public async Task ResetXpRewards(ulong guildId)

src/NadekoBot/NadekoBot.csproj

@@ -8,6 +8,7 @@
     <RunWorkingDirectory>$(MSBuildProjectDirectory)</RunWorkingDirectory>
     <OutputType>exe</OutputType>
     <ApplicationIcon>nadeko_icon.ico</ApplicationIcon>
+    <EnforceCodeStyleInBuild>true</EnforceCodeStyleInBuild>
   </PropertyGroup>
   
   <ItemGroup>

src/NadekoBot/Services/DbService.cs

@@ -28,18 +28,16 @@ public class DbService
 
     public void Setup()
     {
-        using (var context = new NadekoContext(options))
+        using var context = new NadekoContext(options);
+        if (context.Database.GetPendingMigrations().Any())
         {
-            if (context.Database.GetPendingMigrations().Any())
-            {
-                var mContext = new NadekoContext(migrateOptions);
-                mContext.Database.Migrate();
-                mContext.SaveChanges();
-                mContext.Dispose();
-            }
-            context.Database.ExecuteSqlRaw("PRAGMA journal_mode=WAL");
-            context.SaveChanges();
+            var mContext = new NadekoContext(migrateOptions);
+            mContext.Database.Migrate();
+            mContext.SaveChanges();
+            mContext.Dispose();
         }
+        context.Database.ExecuteSqlRaw("PRAGMA journal_mode=WAL");
+        context.SaveChanges();
     }
 
     private NadekoContext GetDbContextInternal()
@@ -48,11 +46,9 @@ public class DbService
         context.Database.SetCommandTimeout(60);
         var conn = context.Database.GetDbConnection();
         conn.Open();
-        using (var com = conn.CreateCommand())
-        {
-            com.CommandText = "PRAGMA journal_mode=WAL; PRAGMA synchronous=OFF";
-            com.ExecuteNonQuery();
-        }
+        using var com = conn.CreateCommand();
+        com.CommandText = "PRAGMA journal_mode=WAL; PRAGMA synchronous=OFF";
+        com.ExecuteNonQuery();
         return context;
     }
 

src/NadekoBot/Services/GreetSettingsService.cs

@@ -148,18 +148,14 @@ public class GreetSettingsService : INService
 
     public string GetDmGreetMsg(ulong id)
     {
-        using (var uow = _db.GetDbContext())
-        {
-            return uow.GuildConfigsForId(id, set => set)?.DmGreetMessageText;
-        }
+        using var uow = _db.GetDbContext();
+        return uow.GuildConfigsForId(id, set => set)?.DmGreetMessageText;
     }
 
     public string GetGreetMsg(ulong gid)
     {
-        using (var uow = _db.GetDbContext())
-        {
-            return uow.GuildConfigsForId(gid, set => set).ChannelGreetMessageText;
-        }
+        using var uow = _db.GetDbContext();
+        return uow.GuildConfigsForId(gid, set => set).ChannelGreetMessageText;
     }
         
     public string GetBoostMessage(ulong gid)
@@ -308,10 +304,8 @@ public class GreetSettingsService : INService
 
     public string GetByeMessage(ulong gid)
     {
-        using (var uow = _db.GetDbContext())
-        {
-            return uow.GuildConfigsForId(gid, set => set).ChannelByeMessageText;
-        }
+        using var uow = _db.GetDbContext();
+        return uow.GuildConfigsForId(gid, set => set).ChannelByeMessageText;
     }
 
     public GreetSettings GetOrAddSettingsForGuild(ulong guildId)
@@ -340,30 +334,28 @@ public class GreetSettingsService : INService
             return false;
         }
 
-        await using (var uow = _db.GetDbContext())
-        {
-            var conf = uow.GuildConfigsForId(guildId, set => set);
-            conf.DmGreetMessageText = settings.DmGreetMessageText?.SanitizeMentions();
-            conf.ChannelGreetMessageText = settings.ChannelGreetMessageText?.SanitizeMentions();
-            conf.ChannelByeMessageText = settings.ChannelByeMessageText?.SanitizeMentions();
+        await using var uow = _db.GetDbContext();
+        var conf = uow.GuildConfigsForId(guildId, set => set);
+        conf.DmGreetMessageText = settings.DmGreetMessageText?.SanitizeMentions();
+        conf.ChannelGreetMessageText = settings.ChannelGreetMessageText?.SanitizeMentions();
+        conf.ChannelByeMessageText = settings.ChannelByeMessageText?.SanitizeMentions();
 
-            conf.AutoDeleteGreetMessagesTimer = settings.AutoDeleteGreetMessagesTimer;
-            conf.AutoDeleteGreetMessages = settings.AutoDeleteGreetMessagesTimer > 0;
+        conf.AutoDeleteGreetMessagesTimer = settings.AutoDeleteGreetMessagesTimer;
+        conf.AutoDeleteGreetMessages = settings.AutoDeleteGreetMessagesTimer > 0;
 
-            conf.AutoDeleteByeMessagesTimer = settings.AutoDeleteByeMessagesTimer;
-            conf.AutoDeleteByeMessages = settings.AutoDeleteByeMessagesTimer > 0;
+        conf.AutoDeleteByeMessagesTimer = settings.AutoDeleteByeMessagesTimer;
+        conf.AutoDeleteByeMessages = settings.AutoDeleteByeMessagesTimer > 0;
 
-            conf.GreetMessageChannelId = settings.GreetMessageChannelId;
-            conf.ByeMessageChannelId = settings.ByeMessageChannelId;
+        conf.GreetMessageChannelId = settings.GreetMessageChannelId;
+        conf.ByeMessageChannelId = settings.ByeMessageChannelId;
 
-            conf.SendChannelGreetMessage = settings.SendChannelGreetMessage;
-            conf.SendChannelByeMessage = settings.SendChannelByeMessage;
+        conf.SendChannelGreetMessage = settings.SendChannelGreetMessage;
+        conf.SendChannelByeMessage = settings.SendChannelByeMessage;
 
-            await uow.SaveChangesAsync();
+        await uow.SaveChangesAsync();
 
-            var toAdd = GreetSettings.Create(conf);
-            GuildConfigsCache.AddOrUpdate(guildId, toAdd, (key, old) => toAdd);
-        }
+        var toAdd = GreetSettings.Create(conf);
+        GuildConfigsCache.AddOrUpdate(guildId, toAdd, (key, old) => toAdd);
 
         return true;
     }
@@ -371,17 +363,15 @@ public class GreetSettingsService : INService
     public async Task<bool> SetGreet(ulong guildId, ulong channelId, bool? value = null)
     {
         bool enabled;
-        await using (var uow = _db.GetDbContext())
-        {
-            var conf = uow.GuildConfigsForId(guildId, set => set);
-            enabled = conf.SendChannelGreetMessage = value ?? !conf.SendChannelGreetMessage;
-            conf.GreetMessageChannelId = channelId;
+        await using var uow = _db.GetDbContext();
+        var conf = uow.GuildConfigsForId(guildId, set => set);
+        enabled = conf.SendChannelGreetMessage = value ?? !conf.SendChannelGreetMessage;
+        conf.GreetMessageChannelId = channelId;
 
-            var toAdd = GreetSettings.Create(conf);
-            GuildConfigsCache.AddOrUpdate(guildId, toAdd, (key, old) => toAdd);
+        var toAdd = GreetSettings.Create(conf);
+        GuildConfigsCache.AddOrUpdate(guildId, toAdd, (key, old) => toAdd);
 
-            await uow.SaveChangesAsync();
-        }
+        await uow.SaveChangesAsync();
         return enabled;
     }
 
@@ -393,62 +383,52 @@ public class GreetSettingsService : INService
             throw new ArgumentNullException(nameof(message));
 
         bool greetMsgEnabled;
-        using (var uow = _db.GetDbContext())
-        {
-            var conf = uow.GuildConfigsForId(guildId, set => set);
-            conf.ChannelGreetMessageText = message;
-            greetMsgEnabled = conf.SendChannelGreetMessage;
+        using var uow = _db.GetDbContext();
+        var conf = uow.GuildConfigsForId(guildId, set => set);
+        conf.ChannelGreetMessageText = message;
+        greetMsgEnabled = conf.SendChannelGreetMessage;
 
-            var toAdd = GreetSettings.Create(conf);
-            GuildConfigsCache.AddOrUpdate(guildId, toAdd, (key, old) => toAdd);
+        var toAdd = GreetSettings.Create(conf);
+        GuildConfigsCache.AddOrUpdate(guildId, toAdd, (key, old) => toAdd);
 
-            uow.SaveChanges();
-        }
+        uow.SaveChanges();
         return greetMsgEnabled;
     }
 
     public async Task<bool> SetGreetDm(ulong guildId, bool? value = null)
     {
         bool enabled;
-        await using (var uow = _db.GetDbContext())
-        {
-            var conf = uow.GuildConfigsForId(guildId, set => set);
-            enabled = conf.SendDmGreetMessage = value ?? !conf.SendDmGreetMessage;
+        await using var uow = _db.GetDbContext();
+        var conf = uow.GuildConfigsForId(guildId, set => set);
+        enabled = conf.SendDmGreetMessage = value ?? !conf.SendDmGreetMessage;
 
-            var toAdd = GreetSettings.Create(conf);
-            GuildConfigsCache.AddOrUpdate(guildId, toAdd, (key, old) => toAdd);
+        var toAdd = GreetSettings.Create(conf);
+        GuildConfigsCache.AddOrUpdate(guildId, toAdd, (key, old) => toAdd);
 
-            await uow.SaveChangesAsync();
-        }
+        await uow.SaveChangesAsync();
         return enabled;
     }
 
     #region Get Enabled Status
     public bool GetGreetDmEnabled(ulong guildId)
     {
-        using (var uow = _db.GetDbContext())
-        {
-            var conf = uow.GuildConfigsForId(guildId, set => set);
-            return conf.SendDmGreetMessage;
-        }
+        using var uow = _db.GetDbContext();
+        var conf = uow.GuildConfigsForId(guildId, set => set);
+        return conf.SendDmGreetMessage;
     }
         
     public bool GetGreetEnabled(ulong guildId)
     {
-        using (var uow = _db.GetDbContext())
-        {
-            var conf = uow.GuildConfigsForId(guildId, set => set);
-            return conf.SendChannelGreetMessage;
-        }
+        using var uow = _db.GetDbContext();
+        var conf = uow.GuildConfigsForId(guildId, set => set);
+        return conf.SendChannelGreetMessage;
     }
         
     public bool GetByeEnabled(ulong guildId)
     {
-        using (var uow = _db.GetDbContext())
-        {
-            var conf = uow.GuildConfigsForId(guildId, set => set);
-            return conf.SendChannelByeMessage;
-        }
+        using var uow = _db.GetDbContext();
+        var conf = uow.GuildConfigsForId(guildId, set => set);
+        return conf.SendChannelByeMessage;
     }
     #endregion
         
@@ -481,34 +461,30 @@ public class GreetSettingsService : INService
             throw new ArgumentNullException(nameof(message));
 
         bool greetMsgEnabled;
-        using (var uow = _db.GetDbContext())
-        {
-            var conf = uow.GuildConfigsForId(guildId, set => set);
-            conf.DmGreetMessageText = message;
-            greetMsgEnabled = conf.SendDmGreetMessage;
+        using var uow = _db.GetDbContext();
+        var conf = uow.GuildConfigsForId(guildId, set => set);
+        conf.DmGreetMessageText = message;
+        greetMsgEnabled = conf.SendDmGreetMessage;
 
-            var toAdd = GreetSettings.Create(conf);
-            GuildConfigsCache.AddOrUpdate(guildId, toAdd, (key, old) => toAdd);
+        var toAdd = GreetSettings.Create(conf);
+        GuildConfigsCache.AddOrUpdate(guildId, toAdd, (key, old) => toAdd);
 
-            uow.SaveChanges();
-        }
+        uow.SaveChanges();
         return greetMsgEnabled;
     }
 
     public async Task<bool> SetBye(ulong guildId, ulong channelId, bool? value = null)
     {
         bool enabled;
-        await using (var uow = _db.GetDbContext())
-        {
-            var conf = uow.GuildConfigsForId(guildId, set => set);
-            enabled = conf.SendChannelByeMessage = value ?? !conf.SendChannelByeMessage;
-            conf.ByeMessageChannelId = channelId;
+        await using var uow = _db.GetDbContext();
+        var conf = uow.GuildConfigsForId(guildId, set => set);
+        enabled = conf.SendChannelByeMessage = value ?? !conf.SendChannelByeMessage;
+        conf.ByeMessageChannelId = channelId;
 
-            var toAdd = GreetSettings.Create(conf);
-            GuildConfigsCache.AddOrUpdate(guildId, toAdd, (key, old) => toAdd);
+        var toAdd = GreetSettings.Create(conf);
+        GuildConfigsCache.AddOrUpdate(guildId, toAdd, (key, old) => toAdd);
 
-            await uow.SaveChangesAsync();
-        }
+        await uow.SaveChangesAsync();
         return enabled;
     }
 
@@ -520,17 +496,15 @@ public class GreetSettingsService : INService
             throw new ArgumentNullException(nameof(message));
 
         bool byeMsgEnabled;
-        using (var uow = _db.GetDbContext())
-        {
-            var conf = uow.GuildConfigsForId(guildId, set => set);
-            conf.ChannelByeMessageText = message;
-            byeMsgEnabled = conf.SendChannelByeMessage;
+        using var uow = _db.GetDbContext();
+        var conf = uow.GuildConfigsForId(guildId, set => set);
+        conf.ChannelByeMessageText = message;
+        byeMsgEnabled = conf.SendChannelByeMessage;
 
-            var toAdd = GreetSettings.Create(conf);
-            GuildConfigsCache.AddOrUpdate(guildId, toAdd, (key, old) => toAdd);
+        var toAdd = GreetSettings.Create(conf);
+        GuildConfigsCache.AddOrUpdate(guildId, toAdd, (key, old) => toAdd);
 
-            uow.SaveChanges();
-        }
+        uow.SaveChanges();
         return byeMsgEnabled;
     }
 
@@ -539,16 +513,14 @@ public class GreetSettingsService : INService
         if (timer < 0 || timer > 600)
             return;
 
-        await using (var uow = _db.GetDbContext())
-        {
-            var conf = uow.GuildConfigsForId(guildId, set => set);
-            conf.AutoDeleteByeMessagesTimer = timer;
+        await using var uow = _db.GetDbContext();
+        var conf = uow.GuildConfigsForId(guildId, set => set);
+        conf.AutoDeleteByeMessagesTimer = timer;
 
-            var toAdd = GreetSettings.Create(conf);
-            GuildConfigsCache.AddOrUpdate(guildId, toAdd, (key, old) => toAdd);
+        var toAdd = GreetSettings.Create(conf);
+        GuildConfigsCache.AddOrUpdate(guildId, toAdd, (key, old) => toAdd);
 
-            await uow.SaveChangesAsync();
-        }
+        await uow.SaveChangesAsync();
     }
 
     public async Task SetGreetDel(ulong id, int timer)
@@ -556,16 +528,14 @@ public class GreetSettingsService : INService
         if (timer < 0 || timer > 600)
             return;
 
-        await using (var uow = _db.GetDbContext())
-        {
-            var conf = uow.GuildConfigsForId(id, set => set);
-            conf.AutoDeleteGreetMessagesTimer = timer;
+        await using var uow = _db.GetDbContext();
+        var conf = uow.GuildConfigsForId(id, set => set);
+        conf.AutoDeleteGreetMessagesTimer = timer;
 
-            var toAdd = GreetSettings.Create(conf);
-            GuildConfigsCache.AddOrUpdate(id, toAdd, (key, old) => toAdd);
+        var toAdd = GreetSettings.Create(conf);
+        GuildConfigsCache.AddOrUpdate(id, toAdd, (key, old) => toAdd);
 
-            await uow.SaveChangesAsync();
-        }
+        await uow.SaveChangesAsync();
     }
 
     public bool SetBoostMessage(ulong guildId, ref string message)

src/NadekoBot/Services/Impl/CurrencyService.cs

@@ -54,11 +54,9 @@ public class CurrencyService : ICurrencyService, INService
             throw new ArgumentException("You can't add negative amounts. Use RemoveAsync method for that.", nameof(amount));
         }
 
-        await using (var uow = _db.GetDbContext())
-        {
-            InternalChange(userId, userName, discrim, avatar, reason, amount, gamble, uow);
-            await uow.SaveChangesAsync();
-        }
+        await using var uow = _db.GetDbContext();
+        InternalChange(userId, userName, discrim, avatar, reason, amount, gamble, uow);
+        await uow.SaveChangesAsync();
     }
 
     public Task AddAsync(ulong userId, string reason, long amount, bool gamble = false)
@@ -98,16 +96,14 @@ public class CurrencyService : ICurrencyService, INService
             throw new ArgumentException("Cannot perform bulk operation. Arrays are not of equal length.");
 
         var userIdHashSet = new HashSet<ulong>(idArray.Length);
-        await using (var uow = _db.GetDbContext())
+        await using var uow = _db.GetDbContext();
+        for (var i = 0; i < idArray.Length; i++)
         {
-            for (var i = 0; i < idArray.Length; i++)
-            {
-                // i have to prevent same user changing more than once as it will cause db error
-                if (userIdHashSet.Add(idArray[i]))
-                    InternalChange(idArray[i], null, null, null, reasonArray[i], amountArray[i], gamble, uow);
-            }
-            await uow.SaveChangesAsync();
+            // i have to prevent same user changing more than once as it will cause db error
+            if (userIdHashSet.Add(idArray[i]))
+                InternalChange(idArray[i], null, null, null, reasonArray[i], amountArray[i], gamble, uow);
         }
+        await uow.SaveChangesAsync();
     }
         
     public async Task RemoveBulkAsync(IEnumerable<ulong> userIds, IEnumerable<string> reasons, IEnumerable<long> amounts, bool gamble = false)
@@ -120,16 +116,14 @@ public class CurrencyService : ICurrencyService, INService
             throw new ArgumentException("Cannot perform bulk operation. Arrays are not of equal length.");
 
         var userIdHashSet = new HashSet<ulong>(idArray.Length);
-        await using (var uow = _db.GetDbContext())
+        await using var uow = _db.GetDbContext();
+        for (var i = 0; i < idArray.Length; i++)
         {
-            for (var i = 0; i < idArray.Length; i++)
-            {
-                // i have to prevent same user changing more than once as it will cause db error
-                if (userIdHashSet.Add(idArray[i]))
-                    InternalChange(idArray[i], null, null, null, reasonArray[i], -amountArray[i], gamble, uow);
-            }
-            await uow.SaveChangesAsync();
+            // i have to prevent same user changing more than once as it will cause db error
+            if (userIdHashSet.Add(idArray[i]))
+                InternalChange(idArray[i], null, null, null, reasonArray[i], -amountArray[i], gamble, uow);
         }
+        await uow.SaveChangesAsync();
     }
 
     private async Task<bool> InternalRemoveAsync(ulong userId, string userName, string userDiscrim, string avatar, string reason, long amount, bool gamble = false)
@@ -140,11 +134,9 @@ public class CurrencyService : ICurrencyService, INService
         }
 
         bool result;
-        await using (var uow = _db.GetDbContext())
-        {
-            result = InternalChange(userId, userName, userDiscrim, avatar, reason, -amount, gamble, uow);
-            await uow.SaveChangesAsync();
-        }
+        await using var uow = _db.GetDbContext();
+        result = InternalChange(userId, userName, userDiscrim, avatar, reason, -amount, gamble, uow);
+        await uow.SaveChangesAsync();
         return result;
     }
 

src/NadekoBot/Services/Impl/Localization.cs

@@ -66,12 +66,10 @@ public class Localization : ILocalization, INService
 
         if (GuildCultureInfos.TryRemove(guildId, out var _))
         {
-            using (var uow = _db.GetDbContext())
-            {
-                var gc = uow.GuildConfigsForId(guildId, set => set);
-                gc.Locale = null;
-                uow.SaveChanges();
-            }
+            using var uow = _db.GetDbContext();
+            var gc = uow.GuildConfigsForId(guildId, set => set);
+            gc.Locale = null;
+            uow.SaveChanges();
         }
     }
 

src/NadekoBot/Services/Impl/StatsService.cs

@@ -120,22 +120,18 @@ public class StatsService : IStatsService, IReadyExecutor, INService, IDisposabl
                 return;
             try
             {
-                using (var http = _httpFactory.CreateClient())
-                {
-                    using (var content = new FormUrlEncodedContent(
-                               new Dictionary<string, string> {
-                                   { "shard_count",  _creds.TotalShards.ToString()},
-                                   { "shard_id", client.ShardId.ToString() },
-                                   { "server_count", client.Guilds.Count().ToString() }
-                               }))
-                    {
-                        content.Headers.Clear();
-                        content.Headers.Add("Content-Type", "application/x-www-form-urlencoded");
-                        http.DefaultRequestHeaders.Add("Authorization", _creds.BotListToken);
+                using var http = _httpFactory.CreateClient();
+                using var content = new FormUrlEncodedContent(
+                    new Dictionary<string, string> {
+                        { "shard_count",  _creds.TotalShards.ToString()},
+                        { "shard_id", client.ShardId.ToString() },
+                        { "server_count", client.Guilds.Count().ToString() }
+                    });
+                content.Headers.Clear();
+                content.Headers.Add("Content-Type", "application/x-www-form-urlencoded");
+                http.DefaultRequestHeaders.Add("Authorization", _creds.BotListToken);
 
-                        using (await http.PostAsync(new Uri($"https://discordbots.org/api/bots/{client.CurrentUser.Id}/stats"), content).ConfigureAwait(false)) { }
-                    }
-                }
+                using (await http.PostAsync(new Uri($"https://discordbots.org/api/bots/{client.CurrentUser.Id}/stats"), content).ConfigureAwait(false)) { }
             }
             catch (Exception ex)
             {

src/NadekoBot/_Extensions/IUserExtensions.cs

@@ -1,4 +1,5 @@
-using NadekoBot.Db.Models;
+using Discord;
+using NadekoBot.Db.Models;
 
 namespace NadekoBot.Extensions;
 
@@ -55,14 +56,12 @@ public static class IUserExtensions
 
     public static async Task<IUserMessage> SendFileAsync(this IUser user, string filePath, string caption = null, string text = null, bool isTTS = false)
     {
-        await using (var file = File.Open(filePath, FileMode.Open))
-        {
-            return await user.SendFileAsync(file, caption ?? "x", text, isTTS).ConfigureAwait(false);
-        }
+        await using var file = File.Open(filePath, FileMode.Open);
+        return await UserExtensions.SendFileAsync(user, file, caption ?? "x", text, isTTS).ConfigureAwait(false);
     }
 
     public static async Task<IUserMessage> SendFileAsync(this IUser user, Stream fileStream, string fileName, string caption = null, bool isTTS = false) =>
-        await user.SendFileAsync(fileStream, fileName, caption, isTTS).ConfigureAwait(false);
+        await UserExtensions.SendFileAsync(user, fileStream, fileName, caption, isTTS).ConfigureAwait(false);
 
     // This method is used by everything that fetches the avatar from a user
     public static Uri RealAvatarUrl(this IUser usr, ushort size = 128)

src/NadekoBot/_Extensions/ProcessExtensions.cs

@@ -49,22 +49,20 @@ public static class ProcessExtensions
 
         if (exitCode == 0 && !string.IsNullOrEmpty(stdout))
         {
-            using (var reader = new StringReader(stdout))
+            using var reader = new StringReader(stdout);
+            while (true)
             {
-                while (true)
+                var text = reader.ReadLine();
+                if (text is null)
                 {
-                    var text = reader.ReadLine();
-                    if (text is null)
-                    {
-                        return;
-                    }
+                    return;
+                }
 
-                    if (int.TryParse(text, out var id))
-                    {
-                        children.Add(id);
-                        // Recursively get the children
-                        GetAllChildIdsUnix(id, children, timeout);
-                    }
+                if (int.TryParse(text, out var id))
+                {
+                    children.Add(id);
+                    // Recursively get the children
+                    GetAllChildIdsUnix(id, children, timeout);
                 }
             }
         }