WIP notification settings, doesn't actually work

src/controllers/notifications/NotificationController.hpp

@@ -0,0 +1,37 @@
+#pragma once
+
+#include "common/SignalVector.hpp"
+#include "singletons/Settings.hpp"
+
+namespace chatterino {
+
+class Settings;
+class Paths;
+
+class NotificationModel;
+
+class NotificationController final : public Singleton
+{
+public:
+    NotificationController();
+
+    virtual void initialize(Settings &settings, Paths &paths) override;
+
+    bool isChannelNotified(const QString &channelName);
+
+    void updateChannelNotification(const QString &channelName);
+    void addChannelNotification(const QString &channelName);
+    void removeChannelNotification(const QString &channelName);
+
+    UnsortedSignalVector<QString> notificationVector;
+
+    NotificationModel *createModel(QObject *parent);
+
+private:
+    bool initialized_ = false;
+
+    ChatterinoSetting<std::vector<QString>> notificationSetting_ = {
+        "/notifications/channels"};
+};
+
+}  // namespace chatterino