feat: add option to suppress live notifications on startup (#5388)

src/widgets/settingspages/NotificationPage.cpp

@@ -42,6 +42,10 @@ NotificationPage::NotificationPage()
                 settings.append(this->createCheckBox(
                     "Play sound for any channel going live",
                     getSettings()->notificationOnAnyChannel));
+
+                settings.append(this->createCheckBox(
+                    "Suppress live notifications on startup",
+                    getSettings()->suppressInitialLiveNotification));
 #ifdef Q_OS_WIN
                 settings.append(this->createCheckBox(
                     "Show notification", getSettings()->notificationToast));
@@ -111,10 +115,8 @@ NotificationPage::NotificationPage()
 
                 // We can safely ignore this signal connection since we own the view
                 std::ignore = view->addButtonPressed.connect([] {
-                    getApp()
-                        ->getNotifications()
-                        ->channelMap[Platform::Twitch]
-                        .append("channel");
+                    getApp()->getNotifications()->addChannelNotification(
+                        "channel", Platform::Twitch);
                 });
             }
         }