Fix Shutters Bug (#21947)

Fixes the shutters bug by reverting back to the original version of
turf_hand_component

code/datums/components/turf_click/turf_hand.dm

@@ -1,34 +1,19 @@
-/**
- *	This component is used on airlocks and cult runes.
- *	When a mob [attack_hand]s a turf, it will look for objects in itself containing this component.
- *	If such is found, it will call attack_hand on that atom
- */
-#define TURF_HAND_COMPONENT /datum/component/turf_hand
+/*
+	This component is used on airlocks and cult runes.
+	When a mob [attack_hand]s a turf, it will look for objects in itself containing this component.
+	If such is found, it will call attack_hand on that atom
+
+	When multiple of these components are in the tile, the one with the highest priority wins it.
+*/
 /datum/component/turf_hand
+	var/priority = 1
+	var/atom/our_owner
 
-/datum/component/turf_hand/Initialize()
-	. = ..()
-	if (!parent)
-		return
+/datum/component/turf_hand/Initialize(var/priority = 1)
+	..()
+	if(isatom(parent))
+		our_owner = parent
+	src.priority = priority
 
-	RegisterSignal(parent, COMSIG_HANDLE_HAND_INTERCEPTION, PROC_REF(OnHandInterception), override = TRUE)
-
-/datum/component/turf_hand/Destroy()
-	if (parent)
-		UnregisterSignal(parent, COMSIG_HANDLE_HAND_INTERCEPTION)
-
-	return ..()
-
-/datum/component/turf_hand/proc/OnHandInterception(var/atom/origin, var/mob/attacker, var/turf/turf)
-	// SIGNAL_HANDLER
-	// For the record you shouldn't comment out SIGNAL_HANDLER on signals for your code.
-	// But StrongDMM doesn't care that I'm calling a proc on ASYNC.
-	if (!isatom(parent))
-		qdel(src) // Invalid parent. Make the component kill itself.
-		return
-
-	if (!attacker)
-		return
-
-	var/atom/owner = parent
-	INVOKE_ASYNC(owner, TYPE_PROC_REF(/atom, attack_hand), attacker)
+/datum/component/turf_hand/proc/OnHandInterception(var/mob/user)
+	return our_owner.attack_hand(user)