Adds VIP rate limit support

Closes #875

src/common/Channel.cpp

@@ -239,6 +239,11 @@ bool Channel::hasModRights() const
     return this->isMod() || this->isBroadcaster();
 }
 
+bool Channel::hasHighRateLimit() const
+{
+    return this->isMod() || this->isBroadcaster();
+}
+
 bool Channel::isLive() const
 {
     return false;

src/common/Channel.hpp

@@ -70,6 +70,7 @@ public:
     virtual bool isMod() const;
     virtual bool isBroadcaster() const;
     virtual bool hasModRights() const;
+    virtual bool hasHighRateLimit() const;
     virtual bool isLive() const;
     virtual bool shouldIgnoreHighlights() const;
 

src/providers/twitch/IrcMessageHandler.cpp

@@ -20,6 +20,24 @@
 
 namespace chatterino {
 
+static QMap<QString, QString> parseBadges(QString badgesString)
+{
+    QMap<QString, QString> badges;
+
+    for (auto badgeData : badgesString.split(','))
+    {
+        auto parts = badgeData.split('/');
+        if (parts.length() != 2)
+        {
+            continue;
+        }
+
+        badges.insert(parts[0], parts[1]);
+    }
+
+    return badges;
+}
+
 IrcMessageHandler &IrcMessageHandler::getInstance()
 {
     static IrcMessageHandler instance;
@@ -206,10 +224,6 @@ void IrcMessageHandler::handleClearChatMessage(Communi::IrcMessage *message)
 }
 
 void IrcMessageHandler::handleUserStateMessage(Communi::IrcMessage *message)
-{
-    QVariant _mod = message->tag("mod");
-
-    if (_mod.isValid())
 {
     auto app = getApp();
 
@@ -225,6 +239,21 @@ void IrcMessageHandler::handleUserStateMessage(Communi::IrcMessage *message)
         return;
     }
 
+    QVariant _badges = message->tag("badges");
+    if (_badges.isValid())
+    {
+        TwitchChannel *tc = dynamic_cast<TwitchChannel *>(c.get());
+        if (tc != nullptr)
+        {
+            auto parsedBadges = parseBadges(_badges.toString());
+            tc->setVIP(parsedBadges.contains("vip"));
+            tc->setStaff(parsedBadges.contains("staff"));
+        }
+    }
+
+    QVariant _mod = message->tag("mod");
+    if (_mod.isValid())
+    {
         TwitchChannel *tc = dynamic_cast<TwitchChannel *>(c.get());
         if (tc != nullptr)
         {

src/providers/twitch/TwitchChannel.cpp

@@ -200,7 +200,7 @@ void TwitchChannel::sendMessage(const QString &message)
         return;
     }
 
-    if (!this->hasModRights())
+    if (!this->hasHighRateLimit())
     {
         if (getSettings()->allowDuplicateMessages)
         {
@@ -226,6 +226,16 @@ bool TwitchChannel::isMod() const
     return this->mod_;
 }
 
+bool TwitchChannel::isVIP() const
+{
+    return this->vip_;
+}
+
+bool TwitchChannel::isStaff() const
+{
+    return this->staff_;
+}
+
 void TwitchChannel::setMod(bool value)
 {
     if (this->mod_ != value)
@@ -236,6 +246,26 @@ void TwitchChannel::setMod(bool value)
     }
 }
 
+void TwitchChannel::setVIP(bool value)
+{
+    if (this->vip_ != value)
+    {
+        this->vip_ = value;
+
+        this->userStateChanged.invoke();
+    }
+}
+
+void TwitchChannel::setStaff(bool value)
+{
+    if (this->staff_ != value)
+    {
+        this->staff_ = value;
+
+        this->userStateChanged.invoke();
+    }
+}
+
 bool TwitchChannel::isBroadcaster() const
 {
     auto app = getApp();
@@ -243,6 +273,11 @@ bool TwitchChannel::isBroadcaster() const
     return this->getName() == app->accounts->twitch.getCurrent()->getUserName();
 }
 
+bool TwitchChannel::hasHighRateLimit() const
+{
+    return this->isMod() || this->isBroadcaster() || this->isVIP();
+}
+
 void TwitchChannel::addRecentChatter(const MessagePtr &message)
 {
     this->chatters_.access()->insert(message->displayName);

src/providers/twitch/TwitchChannel.hpp

@@ -61,7 +61,10 @@ public:
     virtual bool canSendMessage() const override;
     virtual void sendMessage(const QString &message) override;
     virtual bool isMod() const override;
+    bool isVIP() const;
+    bool isStaff() const;
     virtual bool isBroadcaster() const override;
+    virtual bool hasHighRateLimit() const override;
 
     // Data
     const QString &subscriptionUrl();
@@ -123,6 +126,8 @@ private:
     void addPartedUser(const QString &user);
     void setLive(bool newLiveStatus);
     void setMod(bool value);
+    void setVIP(bool value);
+    void setStaff(bool value);
     void setRoomId(const QString &id);
     void setRoomModes(const RoomModes &roomModes_);
 
@@ -151,6 +156,8 @@ private:
     FfzModBadge ffzCustomModBadge_;
 
     bool mod_ = false;
+    bool vip_ = false;
+    bool staff_ = false;
     UniqueAccess<QString> roomID_;
 
     UniqueAccess<QStringList> joinedUsers_;

src/providers/twitch/TwitchServer.cpp

@@ -293,10 +293,11 @@ void TwitchServer::onMessageSendRequested(TwitchChannel *channel,
         std::lock_guard<std::mutex> guard(this->lastMessageMutex_);
 
         //        std::queue<std::chrono::steady_clock::time_point>
-        auto &lastMessage = channel->hasModRights() ? this->lastMessageMod_
+        auto &lastMessage = channel->hasHighRateLimit()
+                                ? this->lastMessageMod_
                                 : this->lastMessagePleb_;
-        size_t maxMessageCount = channel->hasModRights() ? 99 : 19;
+        size_t maxMessageCount = channel->hasHighRateLimit() ? 99 : 19;
-        auto minMessageOffset = (channel->hasModRights() ? 100ms : 1100ms);
+        auto minMessageOffset = (channel->hasHighRateLimit() ? 100ms : 1100ms);
 
         auto now = std::chrono::steady_clock::now();