close one notification to close all

include/services/notificationController.hpp

@@ -1,8 +1,13 @@
 #pragma once
 
+#include <cstdint>
+#include <map>
 #include <memory>
+#include <sys/types.h>
 #include <vector>
+
 #include "services/dbus/messages.hpp"
+#include "widgets/notification/baseNotification.hpp"
 
 #include "gdkmm/monitor.h"
 
@@ -21,6 +26,10 @@ class NotificationController {
     void showNotificationOnAllMonitors(NotifyMessage notify);
 
   private:
+    uint64_t globalNotificationId = 1;
+    std::map<uint64_t, std::vector<std::shared_ptr<BaseNotification>>> activeNotifications;
     NotificationController();
     std::vector<std::shared_ptr<Gdk::Monitor>> activeMonitors;
-};
+
+    void closeNotification(uint64_t notificationId);
+  };