Sync result can be seen multiple times

sync_window.gd

@@ -59,6 +59,8 @@ var sync_timer: Timer = %SyncTimer
 
 var changes: bool = false
 
+var has_synced: bool = false
+
 signal sync_started
 signal sync_finished
 
@@ -75,13 +77,14 @@ func _input(event: InputEvent) -> void:
 func start_sync() -> void:
 	print("start_sync")
 	self.visible = true
-	var sync_request_sent: Callable = func sync_request_sent() -> void:
-		sync_timer.start(0.75)
-		Settings.currently_syncing = true
-		sync_started.emit()
-		show_sync_progress()
-	if !Settings.currently_syncing:
-		Settings.make_request2("/sync", sync_request_sent, false)
+	if !has_synced:
+		var sync_request_sent: Callable = func sync_request_sent() -> void:
+			sync_timer.start(0.75)
+			Settings.currently_syncing = true
+			sync_started.emit()
+			show_sync_progress()
+		if !Settings.currently_syncing:
+			Settings.make_request2("/sync", sync_request_sent, false)
 
 func _on_sync_timeout() -> void:
 	print("_on_sync_timeout!")
@@ -97,6 +100,7 @@ func _on_sync_timeout() -> void:
 	Settings.make_request2("/sync/progress", get_progress, true)
 
 func on_sync_finished(data_received: Dictionary) -> void:
+	has_synced = true
 	reset_sync_result()
 	if data_received.games_added != null:
 		changes = true