Finally fixed the proximity runtime (#22950)

* Finally fixed the proximity runtime

Also fixed some misue of Move(d)s and destroys

* Fixed remove_from_proximity_list

* Fine, we'll do it your way

* Should sense/update loc here as well

* Assume deez nuts

code/__HELPERS/unsorted.dm

@@ -1156,16 +1156,14 @@ B --><-- A
 		C.proximity_checkers[A] = TRUE
 	return L
 
-/proc/remove_from_proximity_list(atom/A, range)
-	var/turf/T = get_turf(A)
+/proc/remove_from_proximity_list(atom/A, range, oldloc = null)
+	var/turf/T = get_turf(oldloc ? oldloc : A)
 	var/list/L = block(locate(T.x - range, T.y - range, T.z), locate(T.x + range, T.y + range, T.z))
 	for(var/B in L)
 		var/turf/C = B
 		if (!C.proximity_checkers)
 			continue
 		C.proximity_checkers.Remove(A)
-		UNSETEMPTY(C.proximity_checkers)
-
 
 /proc/shift_proximity(atom/checker, atom/A, range, atom/B, newrange)
 	var/turf/T = get_turf(A)
@@ -1181,7 +1179,6 @@ B --><-- A
 		if (!D.proximity_checkers)
 			continue
 		D.proximity_checkers.Remove(checker)
-		UNSETEMPTY(D.proximity_checkers)
 	for(var/E in O)
 		var/turf/F = E
 		LAZYINITLIST(F.proximity_checkers)

code/game/machinery/flasher.dm

@@ -35,15 +35,10 @@
 		bulb = new /obj/item/device/assembly/flash/handheld(src)
 
 /obj/machinery/flasher/Destroy()
-	remove_from_proximity_list(src, range)
 	if(bulb)
 		qdel(bulb)
 		bulb = null
-	..()
-
-/obj/machinery/flasher/Move()
-	remove_from_proximity_list(src, range)
-	..()
+	return ..()
 
 /obj/machinery/flasher/power_change()
 	if (powered() && anchored && bulb)
@@ -191,6 +186,13 @@
 	else
 		return ..()
 
+/obj/machinery/flasher/portable/Destroy()
+	remove_from_proximity_list(src, range)
+	return ..()
+
+/obj/machinery/flasher/protable/Moved(oldloc)
+	remove_from_proximity_list(oldloc, range)
+	return ..()
 
 /obj/item/wallframe/flasher
 	name = "mounted flash frame"

code/game/objects/structures/aliens.dm

@@ -226,7 +226,7 @@
 
 /obj/structure/alien/egg/Destroy()
 	remove_from_proximity_list(src, 1)
-	..()
+	return ..()
 
 /obj/structure/alien/egg/attack_paw(mob/living/user)
 	return attack_hand(user)
@@ -281,9 +281,11 @@
 							child.Attach(M)
 							break
 
-/obj/structure/alien/egg/Move()
-	remove_from_proximity_list(src, 1)
-	..()
+/obj/structure/alien/egg/Moved(oldloc)
+	remove_from_proximity_list(oldloc, 1)
+	if(status == GROWN)
+		add_to_proximity_list(src, 1)	
+	return ..()
 
 /obj/structure/alien/egg/deconstruct()
 	if(!(flags & NODECONSTRUCT))

code/modules/assembly/proximity.dm

@@ -73,7 +73,7 @@
 			timing = 0
 			toggle_scan(1)
 			time = initial(time)
-	handle_move(get_turf(loc))
+	handle_move(loc)
 
 /obj/item/device/assembly/prox_sensor/dropped()
 	..()
@@ -81,7 +81,8 @@
 		addtimer(CALLBACK(src, .proc/sense), 0)
 
 /obj/item/device/assembly/prox_sensor/Destroy()
-	remove_from_proximity_list(src, sensitivity)
+	if(scanning)
+		remove_from_proximity_list(src, sensitivity, oldloc)
 	return ..()
 
 /obj/item/device/assembly/prox_sensor/toggle_scan(scan)
@@ -98,7 +99,9 @@
 /obj/item/device/assembly/prox_sensor/proc/sensitivity_change(value)
 	var/sense = min(max(sensitivity + value, 0), 5)
 	if(scanning)
-		shift_proximity(src, oldloc, sensitivity, loc, sense)
+		if(shift_proximity(src, oldloc, sensitivity, loc, sense))
+			sense()
+			oldloc = loc
 	sensitivity = sense
 
 /obj/item/device/assembly/prox_sensor/update_icon()
@@ -116,13 +119,13 @@
 
 /obj/item/device/assembly/prox_sensor/proc/handle_move(atom/newloc)
 	if(scanning)
-		if(shift_proximity(src, oldloc, sensitivity, newloc, sensitivity))
+		if(shift_proximity(src, oldloc, sensitivity, newloc, sensitivity) ||  newloc != oldloc)
 			sense()
 			oldloc = newloc
 
-/obj/item/device/assembly/prox_sensor/Move(newloc)
+/obj/item/device/assembly/prox_sensor/Moved()
 	..()
-	handle_move(newloc)
+	handle_move(loc)
 
 
 /obj/item/device/assembly/prox_sensor/interact(mob/user)//TODO: Change this to the wires thingy