Restructured the project structure back to the way it was, there's no reasonable way to split the modules

src/NadekoBot/_common/Services/IEmbedBuilderService.cs

@@ -0,0 +1,81 @@
+#nullable disable
+using NadekoBot.Common.Configs;
+
+namespace NadekoBot.Services;
+
+public interface IEmbedBuilderService
+{
+    IEmbedBuilder Create(ICommandContext ctx = null);
+    IEmbedBuilder Create(EmbedBuilder eb);
+}
+
+public class EmbedBuilderService : IEmbedBuilderService, INService
+{
+    private readonly BotConfigService _botConfigService;
+
+    public EmbedBuilderService(BotConfigService botConfigService)
+        => _botConfigService = botConfigService;
+
+    public IEmbedBuilder Create(ICommandContext ctx = null)
+        => new DiscordEmbedBuilderWrapper(_botConfigService.Data);
+
+    public IEmbedBuilder Create(EmbedBuilder embed)
+        => new DiscordEmbedBuilderWrapper(_botConfigService.Data, embed);
+}
+
+public sealed class DiscordEmbedBuilderWrapper : IEmbedBuilder
+{
+    private readonly BotConfig _botConfig;
+    private EmbedBuilder embed;
+
+    public DiscordEmbedBuilderWrapper(in BotConfig botConfig, EmbedBuilder embed = null)
+    {
+        _botConfig = botConfig;
+        this.embed = embed ?? new EmbedBuilder();
+    }
+
+    public IEmbedBuilder WithDescription(string desc)
+        => Wrap(embed.WithDescription(desc));
+
+    public IEmbedBuilder WithTitle(string title)
+        => Wrap(embed.WithTitle(title));
+
+    public IEmbedBuilder AddField(string title, object value, bool isInline = false)
+        => Wrap(embed.AddField(title, value, isInline));
+
+    public IEmbedBuilder WithFooter(string text, string iconUrl = null)
+        => Wrap(embed.WithFooter(text, iconUrl));
+
+    public IEmbedBuilder WithAuthor(string name, string iconUrl = null, string url = null)
+        => Wrap(embed.WithAuthor(name, iconUrl, url));
+
+    public IEmbedBuilder WithUrl(string url)
+        => Wrap(embed.WithUrl(url));
+
+    public IEmbedBuilder WithImageUrl(string url)
+        => Wrap(embed.WithImageUrl(url));
+
+    public IEmbedBuilder WithThumbnailUrl(string url)
+        => Wrap(embed.WithThumbnailUrl(url));
+
+    public IEmbedBuilder WithColor(EmbedColor color)
+        => color switch
+        {
+            EmbedColor.Ok => Wrap(embed.WithColor(_botConfig.Color.Ok.ToDiscordColor())),
+            EmbedColor.Pending => Wrap(embed.WithColor(_botConfig.Color.Pending.ToDiscordColor())),
+            EmbedColor.Error => Wrap(embed.WithColor(_botConfig.Color.Error.ToDiscordColor())),
+            _ => throw new ArgumentOutOfRangeException(nameof(color), "Unsupported EmbedColor type")
+        };
+
+    public IEmbedBuilder WithDiscordColor(Color color)
+        => Wrap(embed.WithColor(color));
+
+    public Embed Build()
+        => embed.Build();
+
+    private IEmbedBuilder Wrap(EmbedBuilder eb)
+    {
+        embed = eb;
+        return this;
+    }
+}