Simple streamlink support (#97)

* Simple streamlink support

Relies on settings entry & loads best available quality by default.

src/settingsmanager.cpp

@@ -14,6 +14,7 @@ SettingsManager::SettingsManager()
     , showTimestamps("/appearance/messages/showTimestamps", true)
     , showTimestampSeconds("/appearance/messages/showTimestampSeconds", true)
     , showBadges("/appearance/messages/showBadges", true)
+    , streamlinkPath("/behaviour/streamlinkPath", "")
     , selectedUser(_settingsItems, "selectedUser", "")
     , emoteScale(_settingsItems, "emoteScale", 1.0)
     , mouseScrollMultiplier(_settingsItems, "mouseScrollMultiplier", 1.0)

src/settingsmanager.hpp

@@ -43,6 +43,8 @@ public:
     pajlada::Settings::Setting<bool> showTimestampSeconds;
     pajlada::Settings::Setting<bool> showBadges;
 
+    pajlada::Settings::Setting<std::string> streamlinkPath;
+
     // Settings
     Setting<QString> selectedUser;
     Setting<float> emoteScale;

src/widgets/chatwidget.cpp

@@ -11,6 +11,8 @@
 #include <QPainter>
 #include <QShortcut>
 #include <QVBoxLayout>
+#include <QFileInfo>
+#include <QProcess>
 #include <boost/signals2.hpp>
 
 #include <functional>
@@ -270,5 +272,20 @@ void ChatWidget::doOpenPopupPlayer()
              << QString::fromStdString(this->channelName.getValue()) << "/popout";
 }
 
+void ChatWidget::doOpenStreamlink()
+{
+    SettingsManager &settings = SettingsManager::getInstance();
+    QString path = QString::fromStdString(settings.streamlinkPath.getValue());
+    QFileInfo fileinfo = QFileInfo(path);
+    // TODO(Confuseh): Add default checks for streamlink/livestreamer
+    // TODO(Confuseh): Add quality switcher
+    if (fileinfo.exists() && fileinfo.isExecutable()) {
+        // works on leenux, idk whether it would work on whindows or mehOS
+        QProcess::startDetached(path,
+                                QStringList({"twitch.tv/" + QString::fromStdString(this->channelName.getValue()),
+                                             "best"}));
+    }
+}
+
 }  // namespace widgets
 }  // namespace chatterino

src/widgets/chatwidget.hpp

@@ -63,7 +63,6 @@ protected:
 public:
     ChannelManager &channelManager;
     CompletionManager &completionManager;
-
 private:
     void setChannel(std::shared_ptr<Channel> newChannel);
     void detachChannel();
@@ -109,6 +108,9 @@ public slots:
 
     // Open popup player of twitch channel in default browser
     void doOpenPopupPlayer();
+
+    // Open twitch channel stream through streamlink
+    void doOpenStreamlink();
 };
 
 }  // namespace widgets

src/widgets/chatwidgetheader.cpp

@@ -50,6 +50,7 @@ ChatWidgetHeader::ChatWidgetHeader(ChatWidget *_chatWidget)
     this->leftMenu.addAction("Clear chat", this->chatWidget, &ChatWidget::doClearChat);
     this->leftMenu.addAction("Open channel", this->chatWidget, &ChatWidget::doOpenChannel);
     this->leftMenu.addAction("Open popup player", this->chatWidget, &ChatWidget::doOpenPopupPlayer);
+    this->leftMenu.addAction("Open in Streamlink", this->chatWidget, &ChatWidget::doOpenStreamlink);
     this->leftMenu.addSeparator();
     this->leftMenu.addAction("Reload channel emotes", this, SLOT(menuReloadChannelEmotes()));
     this->leftMenu.addAction("Manual reconnect", this, SLOT(menuManualReconnect()));

src/widgets/settingsdialog.cpp

@@ -312,6 +312,8 @@ void SettingsDialog::addTabs()
         auto scroll = new QSlider(Qt::Horizontal);
         form->addRow("Mouse scroll speed:", scroll);
 
+        form->addRow("Streamlink Path", createLineEdit(settings.streamlinkPath));
+
         //        v->addWidget(scroll);
         //        v->addStretch(1);
         //        vbox->addLayout(v);
@@ -583,6 +585,18 @@ QHBoxLayout *SettingsDialog::createCombobox(
     return box;
 }
 
+QLineEdit *SettingsDialog::createLineEdit(pajlada::Settings::Setting<std::string> &setting)
+{
+    auto widget = new QLineEdit(QString::fromStdString(setting.getValue()));
+
+    QObject::connect(widget, &QLineEdit::textChanged, this,
+                     [&setting](const QString &newValue) {
+                        setting = newValue.toStdString();
+                     });
+
+    return widget;
+}
+
 void SettingsDialog::okButtonClicked()
 {
     this->close();

src/widgets/settingsdialog.hpp

@@ -60,6 +60,7 @@ private:
     QHBoxLayout *createCombobox(const QString &title, pajlada::Settings::Setting<int> &setting,
                                 QStringList items,
                                 std::function<void(QString, pajlada::Settings::Setting<int> &)> cb);
+    QLineEdit *createLineEdit(pajlada::Settings::Setting<std::string> &setting);
 
     void okButtonClicked();
     void cancelButtonClicked();