Gambling moved to a separate project. Project builds

src/NadekoBot/Services/Impl/RedisBotStringsProvider.cs

@@ -0,0 +1,79 @@
+#nullable disable
+using StackExchange.Redis;
+using System.Web;
+using Nadeko.Common;
+
+namespace NadekoBot.Services;
+
+/// <summary>
+///     Uses <see cref="IStringsSource" /> to load strings into redis hash (only on Shard 0)
+///     and retrieves them from redis via <see cref="GetText" />
+/// </summary>
+public class RedisBotStringsProvider : IBotStringsProvider
+{
+    private readonly ConnectionMultiplexer _redis;
+    private readonly IStringsSource _source;
+    private readonly IBotCredentials _creds;
+
+    public RedisBotStringsProvider(
+        ConnectionMultiplexer redis,
+        DiscordSocketClient discordClient,
+        IStringsSource source,
+        IBotCredentials creds)
+    {
+        _redis = redis;
+        _source = source;
+        _creds = creds;
+
+        if (discordClient.ShardId == 0)
+            Reload();
+    }
+
+    public string GetText(string localeName, string key)
+    {
+        var value = _redis.GetDatabase().HashGet($"{_creds.RedisKey()}:responses:{localeName}", key);
+        return value;
+    }
+
+    public CommandStrings GetCommandStrings(string localeName, string commandName)
+    {
+        string argsStr = _redis.GetDatabase()
+                               .HashGet($"{_creds.RedisKey()}:commands:{localeName}", $"{commandName}::args");
+        if (argsStr == default)
+            return null;
+
+        var descStr = _redis.GetDatabase()
+                            .HashGet($"{_creds.RedisKey()}:commands:{localeName}", $"{commandName}::desc");
+        if (descStr == default)
+            return null;
+
+        var args = argsStr.Split('&').Map(HttpUtility.UrlDecode);
+        return new()
+        {
+            Args = args,
+            Desc = descStr
+        };
+    }
+
+    public void Reload()
+    {
+        var redisDb = _redis.GetDatabase();
+        foreach (var (localeName, localeStrings) in _source.GetResponseStrings())
+        {
+            var hashFields = localeStrings.Select(x => new HashEntry(x.Key, x.Value)).ToArray();
+
+            redisDb.HashSet($"{_creds.RedisKey()}:responses:{localeName}", hashFields);
+        }
+
+        foreach (var (localeName, localeStrings) in _source.GetCommandStrings())
+        {
+            var hashFields = localeStrings
+                             .Select(x => new HashEntry($"{x.Key}::args",
+                                 string.Join('&', x.Value.Args.Map(HttpUtility.UrlEncode))))
+                             .Concat(localeStrings.Select(x => new HashEntry($"{x.Key}::desc", x.Value.Desc)))
+                             .ToArray();
+
+            redisDb.HashSet($"{_creds.RedisKey()}:commands:{localeName}", hashFields);
+        }
+    }
+}