Implemented loading recent messages. (#162)

src/ircmanager.cpp

@@ -204,6 +204,7 @@ void IrcManager::joinChannel(const QString &channelName)
         this->readConnection->sendRaw("JOIN #" + channelName);
         this->writeConnection->sendRaw("JOIN #" + channelName);
     }
+    this->dontParse.append(channelName);
 
     this->connectionMutex.unlock();
 }
@@ -223,9 +224,10 @@ void IrcManager::partChannel(const QString &channelName)
 void IrcManager::privateMessageReceived(Communi::IrcPrivateMessage *message)
 {
     this->onPrivateMessage.invoke(message);
-    auto c = this->channelManager.getTwitchChannel(message->target().mid(1));
+    QString channel = message->target().mid(1);
+    auto c = this->channelManager.getTwitchChannel(channel);
 
-    if (!c) {
+    if (!c || this->dontParse.contains(channel)) {
         return;
     }
 
@@ -286,6 +288,7 @@ void IrcManager::handleRoomStateMessage(Communi::IrcMessage *message)
         channelManager.getTwitchChannel(channel)->setRoomID(roomID);
 
         this->resources.loadChannelData(roomID);
+        this->fetchRecentMessages(roomID, channel);
     }
 }
 
@@ -520,4 +523,23 @@ void IrcManager::onDisconnected()
     });
 }
 
+void IrcManager::fetchRecentMessages(QString &roomID, QString &channel)
+{
+    static QString genericURL =
+        "https://tmi.twitch.tv/api/rooms/%1/recent_messages?client_id=" + getDefaultClientID();
+
+    util::twitch::get(genericURL.arg(roomID), this, [=](QJsonObject obj) {
+        this->dontParse.removeAll(channel);
+        auto msgArray = obj.value("messages").toArray();
+        if (msgArray.size())
+            for (int i = 0; i < msgArray.size(); i++) {
+                QByteArray content = msgArray[i].toString().toUtf8();
+                auto msg = Communi::IrcMessage::fromData(content, this->readConnection.get());
+                auto privMsg = static_cast<Communi::IrcPrivateMessage *>(msg);
+                privateMessageReceived(privMsg);
+            }
+    });
+
+}
+
 }  // namespace chatterino

src/ircmanager.hpp

@@ -90,6 +90,9 @@ private:
     void onConnected();
     void onDisconnected();
 
+    void fetchRecentMessages(QString &roomID, QString &channel);
+    QVector<QString> dontParse;
+
 private:
     QByteArray messageSuffix;
 };

src/messages/messagebuilder.cpp

@@ -3,6 +3,8 @@
 #include "emotemanager.hpp"
 #include "resources.hpp"
 
+#include <QDateTime>
+
 namespace chatterino {
 namespace messages {
 
@@ -24,8 +26,7 @@ void MessageBuilder::appendWord(const Word &&word)
 
 void MessageBuilder::appendTimestamp()
 {
-    std::time_t t;
-    time(&t);
+    QDateTime t = QDateTime::currentDateTime();
     this->appendTimestamp(t);
 }
 
@@ -34,20 +35,16 @@ void MessageBuilder::setHighlight(bool value)
     this->message->setHighlight(value);
 }
 
-void MessageBuilder::appendTimestamp(time_t time)
+void MessageBuilder::appendTimestamp(QDateTime &time)
 {
-    char timeStampBuffer[69];
-
     // Add word for timestamp with no seconds
-    strftime(timeStampBuffer, 69, "%H:%M", localtime(&time));
-    QString timestampNoSeconds(timeStampBuffer);
+    QString timestampNoSeconds(time.toString("hh:mm"));
     this->appendWord(Word(timestampNoSeconds, Word::TimestampNoSeconds,
                           MessageColor(MessageColor::System), FontManager::Medium, QString(),
                           QString()));
 
     // Add word for timestamp with seconds
-    strftime(timeStampBuffer, 69, "%H:%M:%S", localtime(&time));
-    QString timestampWithSeconds(timeStampBuffer);
+    QString timestampWithSeconds(time.toString("hh:mm:ss"));
     this->appendWord(Word(timestampWithSeconds, Word::TimestampWithSeconds,
                           MessageColor(MessageColor::System), FontManager::Medium, QString(),
                           QString()));

src/messages/messagebuilder.hpp

@@ -18,7 +18,7 @@ public:
 
     void appendWord(const Word &&word);
     void appendTimestamp();
-    void appendTimestamp(std::time_t time);
+    void appendTimestamp(QDateTime &time);
     void setHighlight(bool value);
 
     QString matchLink(const QString &string);

src/twitch/twitchmessagebuilder.cpp

@@ -47,7 +47,17 @@ SharedMessage TwitchMessageBuilder::parse()
 
     // The timestamp is always appended to the builder
     // Whether or not will be rendered is decided/checked later
+
+    // Appends the correct timestamp if the message is a past message
+    bool isPastMsg = this->tags.contains("historical");
+    if(isPastMsg) {
+        // This may be architecture dependent(datatype)
+        qint64 ts = this->tags.value("tmi-sent-ts").toLongLong();
+        QDateTime time = QDateTime::fromMSecsSinceEpoch(ts);
+        this->appendTimestamp(time);
+    } else {
         this->appendTimestamp();
+    }
 
     this->parseMessageID();
 
@@ -66,7 +76,7 @@ SharedMessage TwitchMessageBuilder::parse()
     this->appendUsername();
 
     // highlights
-    if (settings.enableHighlights) {
+    if (settings.enableHighlights && !isPastMsg) {
         this->parseHighlights();
     }