void ReceiveJoin(IrcMessage message)
{
string user = message.ExtractUser();
users.Add(user);
UserJoined?.Invoke(this, user);
}
void ReceivePart(IrcMessage message)
{
string user = message.ExtractUser();
users.Remove(user);
UserLeft?.Invoke(this, user);
}
void ProcessMessage(IrcMessage message)
{
if (message.Command == $":{message.Source}" && message.Arguments.Length > 0)
{
// twitch seems to have issues building proper irc messages
ProcessMessage(new IrcMessage(message.Arguments[0], message.Arguments.Skip(1).ToArray()));
return;
}
string channelname;
switch (message.Command)
{
case "CAP":
if (message.Arguments.Length < 3)
{
break;
}
if (message.Arguments[1] == "ACK")
{
CapAcknowledged?.Invoke(message.Arguments[2]);
}
break;
case "PING":
SendMessage(new IrcMessage("PONG", message.Arguments));
break;
case "JOIN":
channelname = GetChannelName(message.Arguments[0]);
if (message.ExtractUser().ToLower() == user.ToLower())
{
JoinChannel(channelname);
}
SendChannelMessage(channelname, message);
break;
case "PART":
channelname = GetChannelName(message.Arguments[0]);
SendChannelMessage(channelname, message);
if (message.ExtractUser().ToLower() == user.ToLower())
{
ChatChannel channel;
lock (channellock)
{
if (channels.TryGetValue(channelname, out channel))
{
channels.Remove(channelname);
}
}
if (channel != null)
{
ChannelLeft?.Invoke(channel);
}
}
break;
case "tmi.twitch.tv RECONNECT":
case "RECONNECT":
Reconnect?.Invoke();
break;
case "001":
case "002":
case "003":
case "004":
// connection success
break;
case "372":
case "375":
// message of the day
break;
case "376":
connectionwait.Set();
// end of message of the day
break;
case "353":
GetChannel(message.Arguments[2])?.OnMessage(message);
break;
case "366":
GetChannel(message.Arguments[1])?.OnMessage(message);
break;
case "ROOMSTATE":
case "PRIVMSG":
case "USERNOTICE":
case "NOTICE":
case "USERSTATE":
SendChannelMessage(message.Arguments[0], message);
break;
case "HOSTTARGET":
if (!message.Arguments[1].StartsWith("-"))
{
TrySendChannelMessage(message.Arguments[0], message);
TrySendChannelMessage(message.Arguments[1].Split(' ')[0], message);
}
break;
case "MODE":
// channel or user mode ... not that important for now
break;
default:
Logger.Warning(this, "Unprocessed message", message.ToString());
break;
}
}
void ReceiveMessage(IrcMessage message)
{
ChatMessage chatmessage = new ChatMessage {
User = message.ExtractUser(),
Channel = message.Arguments[0].Substring(1),
Message = message.Arguments[1]
};
if (message.Tags != null)
{
foreach (IrcTag attribute in message.Tags)
{
if (string.IsNullOrEmpty(attribute.Value))
{
continue;
}
switch (attribute.Key)
{
case "badges":
chatmessage.Badges = ExtractBadges(attribute.Value).ToArray();
break;
case "bits":
chatmessage.Bits = int.Parse(attribute.Value);
break;
case "color":
chatmessage.Color = attribute.Value;
break;
case "display-name":
chatmessage.DisplayName = attribute.Value;
break;
case "emotes":
chatmessage.Emotes = ExtractEmotes(attribute.Value).OrderBy(e => e.FirstIndex).ToArray();
break;
case "id":
chatmessage.ID = attribute.Value;
break;
case "mod":
chatmessage.IsMod = attribute.Value == "1";
break;
case "room-id":
chatmessage.RoomID = attribute.Value;
break;
case "subscriber":
chatmessage.IsSubscriber = attribute.Value == "1";
break;
case "turbo":
chatmessage.IsTurbo = attribute.Value == "1";
break;
case "user-id":
chatmessage.UserID = attribute.Value;
break;
case "user-type":
chatmessage.UserType = (UserType)Enum.Parse(typeof(UserType), attribute.Value.Replace("_", ""), true);
break;
case "sent-ts":
case "tmi-sent-ts":
// not too interested in the timestamps for now
break;
case "emote-only":
// this basically just tells us that the user has sent a message containing only emotes ... whatever ...
break;
default:
Logger.Info(this, $"Unknown tag '{attribute.Key}' with value '{attribute.Value}' in chat message");
break;
}
}
}
MessageReceived?.Invoke(chatmessage);
}