Implemented bbcode translation for Kick emotes using an extension method and regex

KfChatDotNetKickBot/Extensions.cs

@@ -0,0 +1,30 @@
+using System.Text.RegularExpressions;
+
+namespace KfChatDotNetKickBot;
+
+public static class Extensions
+{
+    /// Emotes are encoded like [emote:161238:russW] which translates to -> https://files.kick.com/emotes/161238/fullsize
+    public static string TranslateKickEmotes(this string s)
+    {
+        Regex regex = new Regex(@"\[(.+?):(\d+):(\S+)\]");
+        var matches = regex.Matches(s);
+        if (matches.Count == 0)
+        {
+            return s;
+        }
+
+        foreach (Match match in matches)
+        {
+            // First group is the whole matched string
+            // 0 -> [emote:161238:russW]
+            // 1 -> emote
+            // 2 -> 161238
+            // 3 -> russW
+            var emoteId = match.Groups[2];
+            s = s.Replace(match.Value, $"[img]https://files.kick.com/emotes/{emoteId}/fullsize[/img]");
+        }
+
+        return s;
+    }
+}