Make cleanChannelName a NOOP for IRC (#4154)

Co-authored-by: pajlada <rasmus.karlsson@pajlada.com>

src/providers/irc/AbstractIrcServer.cpp

@@ -373,10 +373,8 @@ std::shared_ptr<Channel> AbstractIrcServer::getCustomChannel(
 
 QString AbstractIrcServer::cleanChannelName(const QString &dirtyChannelName)
 {
-    if (dirtyChannelName.startsWith('#'))
-        return dirtyChannelName.mid(1);
-    else
-        return dirtyChannelName;
+    // This function is a Noop only for IRC, for Twitch it removes a leading '#' and lowercases the name
+    return dirtyChannelName;
 }
 
 void AbstractIrcServer::addFakeMessage(const QString &data)

src/providers/irc/IrcServer.cpp

@@ -219,8 +219,7 @@ void IrcServer::readConnectionMessageReceived(Communi::IrcMessage *message)
         case Communi::IrcMessage::Join: {
             auto x = static_cast<Communi::IrcJoinMessage *>(message);
 
-            if (auto it =
-                    this->channels.find(this->cleanChannelName(x->channel()));
+            if (auto it = this->channels.find(x->channel());
                 it != this->channels.end())
             {
                 if (auto shared = it->lock())
@@ -243,8 +242,7 @@ void IrcServer::readConnectionMessageReceived(Communi::IrcMessage *message)
         case Communi::IrcMessage::Part: {
             auto x = static_cast<Communi::IrcPartMessage *>(message);
 
-            if (auto it =
-                    this->channels.find(this->cleanChannelName(x->channel()));
+            if (auto it = this->channels.find(x->channel());
                 it != this->channels.end())
             {
                 if (auto shared = it->lock())