Added support for channel creation / deletion and joining / leaving stages for Discord

KfChatDotNetBot/ChatBot.cs

@@ -430,9 +430,31 @@ public class ChatBot
         _discord.OnInvalidCredentials += DiscordOnInvalidCredentials;
         _discord.OnMessageReceived += DiscordOnMessageReceived;
         _discord.OnPresenceUpdated += DiscordOnPresenceUpdated;
+        _discord.OnChannelCreated += DiscordOnChannelCreated;
+        _discord.OnChannelDeleted += DiscordOnChannelDeleted;
         _discord.StartWsClient().Wait(_cancellationToken);
     }
 
+    private void DiscordOnChannelDeleted(object sender, DiscordChannelDeletionModel channel)
+    {
+        _logger.Info($"Received channel deletion event of type {channel.Type} with name {channel.Name}");
+        if (channel.Type != DiscordChannelType.GuildText && channel.Type != DiscordChannelType.GuildVoice &&
+            channel.Type != DiscordChannelType.GuildStageVoice) return;
+        var discordIcon = Helpers.GetValue(BuiltIn.Keys.DiscordIcon).Result;
+        var channelName = channel.Name ?? "Unknown name";
+        SendChatMessage($"[img]{discordIcon.Value}[/img] Discord {channel.Type.Humanize()} channel {channelName} was deleted", true);
+    }
+
+    private void DiscordOnChannelCreated(object sender, DiscordChannelCreationModel channel)
+    {
+        _logger.Info($"Received channel creation event of type {channel.Type} with name {channel.Name}");
+        if (channel.Type != DiscordChannelType.GuildText && channel.Type != DiscordChannelType.GuildVoice &&
+            channel.Type != DiscordChannelType.GuildStageVoice) return;
+        var discordIcon = Helpers.GetValue(BuiltIn.Keys.DiscordIcon).Result;
+        var channelName = channel.Name ?? "Unknown name";
+        SendChatMessage($"[img]{discordIcon.Value}[/img] New Discord {channel.Type.Humanize()} channel created: {channelName}", true);
+    }
+
     private void BuildTwitchChat()
     {
         var settings = Helpers.GetMultipleValues([BuiltIn.Keys.TwitchBossmanJackUsername, BuiltIn.Keys.Proxy]).Result;
@@ -485,6 +507,19 @@ public class ChatBot
         {
             return;
         }
+
+        if (message.Type == DiscordMessageType.StageStart)
+        {
+            SendChatMessage($"[img]{settings[BuiltIn.Keys.DiscordIcon].Value}[/img] BossmanJack just started a stage called {message.Content} 🚨🚨",
+                true);
+            return;
+        }
+        if (message.Type == DiscordMessageType.StageEnd)
+        {
+            SendChatMessage($"[img]{settings[BuiltIn.Keys.DiscordIcon].Value}[/img] BossmanJack just ended a stage called {message.Content} :lossmanjack:",
+                true);
+            return;
+        }
         
         var result = $"[img]{settings[BuiltIn.Keys.DiscordIcon].Value}[/img] BossmanJack: {message.Content}";
         foreach (var attachment in message.Attachments ?? [])

KfChatDotNetBot/Services/Discord.cs

@@ -1,4 +1,5 @@
-using System.Net;
+using System.ComponentModel;
+using System.Net;
 using System.Net.WebSockets;
 using System.Text.Json;
 using System.Text.Json.Serialization;
@@ -23,10 +24,15 @@ public class DiscordService : IDisposable
     public delegate void PresenceUpdateEventHandler(object sender, DiscordPresenceUpdateModel presence);
     public delegate void WsDisconnectionEventHandler(object sender, DisconnectionInfo e);
     public delegate void InvalidCredentialsEventHandler(object sender, DiscordPacketReadModel packet);
+    public delegate void ChannelCreatedEventHandler(object sender, DiscordChannelCreationModel channel);
+    public delegate void ChannelDeletedEventHandler(object sender, DiscordChannelDeletionModel channel);
+
     public event MessageReceivedEventHandler OnMessageReceived;
     public event PresenceUpdateEventHandler OnPresenceUpdated;
     public event WsDisconnectionEventHandler OnWsDisconnection;
     public event InvalidCredentialsEventHandler OnInvalidCredentials;
+    public event ChannelCreatedEventHandler OnChannelCreated;
+    public event ChannelDeletedEventHandler OnChannelDeleted;
 
     private readonly CancellationToken _cancellationToken = CancellationToken.None;
     private readonly CancellationTokenSource _pingCts = new();
@@ -186,6 +192,16 @@ public class DiscordService : IDisposable
                     OnMessageReceived?.Invoke(this,
                         packet.Data.Deserialize<DiscordMessageModel>() ?? throw new InvalidOperationException());
                     return;
+                case "CHANNEL_CREATE":
+                    OnChannelCreated?.Invoke(this,
+                        packet.Data.Deserialize<DiscordChannelCreationModel>() ??
+                        throw new InvalidOperationException());
+                    return;
+                case "CHANNEL_DELETE":
+                    OnChannelDeleted?.Invoke(this,
+                        packet.Data.Deserialize<DiscordChannelDeletionModel>() ??
+                        throw new InvalidOperationException());
+                    return;
                 default:
                     _logger.Debug($"{packet.DispatchEvent} was unhandled. JSON follows");
                     _logger.Debug(message.Text);
@@ -248,10 +264,51 @@ public class DiscordUserModel
 
 public class DiscordMessageModel
 {
+    [JsonPropertyName("type")]
+    public required DiscordMessageType Type { get; set; }
     [JsonPropertyName("content")]
     public string? Content { get; set; }
     [JsonPropertyName("author")]
     public required DiscordUserModel Author { get; set; }
     [JsonPropertyName("attachments")]
     public JsonElement[]? Attachments { get; set; }
+}
+
+public class DiscordChannelCreationModel
+{
+    [JsonPropertyName("type")]
+    public required DiscordChannelType Type { get; set; }
+    [JsonPropertyName("name")]
+    public string? Name { get; set; }
+    [JsonPropertyName("guild_id")]
+    public required string GuildId { get; set; }
+}
+
+public class DiscordChannelDeletionModel
+{
+    [JsonPropertyName("type")]
+    public required DiscordChannelType Type { get; set; }
+    [JsonPropertyName("name")]
+    public string? Name { get; set; }
+}
+
+// https://discord.com/developers/docs/resources/channel#channel-object-channel-types
+// Ignored the ones nobody cares about
+public enum DiscordChannelType
+{
+    [Description("Text")]
+    GuildText = 0,
+    [Description("Voice")]
+    GuildVoice = 2,
+    [Description("Stage")]
+    GuildStageVoice = 13
+}
+
+public enum DiscordMessageType
+{
+    Default = 0,
+    [Description("Stage start")]
+    StageStart = 27,
+    [Description("Stage end")]
+    StageEnd = 28
 }