Parse usernames out of /mods and /vips messages (#3187)

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

CHANGELOG.md

@@ -14,6 +14,7 @@
 - Minor: Added the ability to open an entire tab as a popup. (#3082)
 - Minor: Added optional parameter to /usercard command for opening a usercard in a different channel context. (#3172)
 - Minor: Added regex option to Nicknames. (#3146)
+- Minor: Highlight usernames in /mods and /vips messages (#3187)
 - Minor: Added `/raw` command. (#3189)
 - Minor: Colorizing usernames on IRC, originally made for Mm2PL/dankerino (#3206)
 - Minor: Fixed `/streamlink` command not stripping leading @'s or #'s (#3215)

src/providers/twitch/IrcMessageHandler.cpp

@@ -834,6 +834,31 @@ void IrcMessageHandler::handleNoticeMessage(Communi::IrcNoticeMessage *message)
                                                        hostOn);
             channel->addMessage(builder.release());
         }
+        else if (tags == "room_mods" || tags == "vips_success")
+        {
+            // /mods and /vips
+            // room_mods: The moderators of this channel are: ampzyh, antichriststollen, apa420, ...
+            // vips_success: The VIPs of this channel are: 8008, aiden, botfactory, ...
+
+            QString noticeText = msg->messageText;
+            if (tags == "vips_success")
+            {
+                // this one has a trailing period, need to get rid of it.
+                noticeText.chop(1);
+            }
+
+            QStringList msgParts = noticeText.split(':');
+            MessageBuilder builder;
+
+            auto tc = dynamic_cast<TwitchChannel *>(channel.get());
+            assert(tc != nullptr &&
+                   "IrcMessageHandler::handleNoticeMessage. Twitch specific "
+                   "functionality called in non twitch channel");
+
+            TwitchMessageBuilder::modsOrVipsSystemMessage(
+                msgParts.at(0), msgParts.at(1).split(", "), tc, &builder);
+            channel->addMessage(builder.release());
+        }
         else
         {
             channel->addMessage(msg);

src/providers/twitch/TwitchMessageBuilder.cpp

@@ -1438,4 +1438,49 @@ void TwitchMessageBuilder::deletionMessage(const DeleteAction &action,
     builder->message().timeoutUser = "msg:" + action.messageId;
 }
 
+void TwitchMessageBuilder::modsOrVipsSystemMessage(QString prefix,
+                                                   QStringList users,
+                                                   TwitchChannel *channel,
+                                                   MessageBuilder *builder)
+{
+    builder->emplace<TimestampElement>();
+    builder->message().flags.set(MessageFlag::System);
+    builder->message().flags.set(MessageFlag::DoNotTriggerNotification);
+    builder->emplace<TextElement>(prefix, MessageElementFlag::Text,
+                                  MessageColor::System);
+    bool isFirst = true;
+    for (const QString &username : users)
+    {
+        if (!isFirst)
+        {
+            // this is used to add the ", " after each but the last entry
+            builder->emplace<TextElement>(",", MessageElementFlag::Text,
+                                          MessageColor::System);
+        }
+        isFirst = false;
+
+        MessageColor color = MessageColor::System;
+
+        if (getSettings()->colorUsernames)
+        {
+            if (auto userColor = channel->getUserColor(username);
+                userColor.isValid())
+            {
+                color = MessageColor(userColor);
+            }
+        }
+
+        builder
+            ->emplace<TextElement>(username, MessageElementFlag::BoldUsername,
+                                   color, FontStyle::ChatMediumBold)
+            ->setLink({Link::UserInfo, username})
+            ->setTrailingSpace(false);
+        builder
+            ->emplace<TextElement>(username,
+                                   MessageElementFlag::NonBoldUsername, color)
+            ->setLink({Link::UserInfo, username})
+            ->setTrailingSpace(false);
+    }
+}
+
 }  // namespace chatterino

src/providers/twitch/TwitchMessageBuilder.hpp

@@ -64,6 +64,9 @@ public:
                                 MessageBuilder *builder);
     static void deletionMessage(const DeleteAction &action,
                                 MessageBuilder *builder);
+    static void modsOrVipsSystemMessage(QString prefix, QStringList users,
+                                        TwitchChannel *channel,
+                                        MessageBuilder *builder);
 
 private:
     void parseUsernameColor() override;