Merge pull request #16506 from SabreML/dragging-tweaks

Fixes 'Face while pulling' oversights

code/game/machinery/vending.dm

@@ -16,9 +16,10 @@
 	desc = "A generic vending machine."
 	icon = 'icons/obj/vending.dmi'
 	icon_state = "generic"
-	layer = 2.9
-	anchored = 1
-	density = 1
+	layer = BELOW_OBJ_LAYER
+	anchored = TRUE
+	density = TRUE
+	face_while_pulling = TRUE
 	max_integrity = 300
 	integrity_failure = 100
 	armor = list(melee = 20, bullet = 0, laser = 0, energy = 0, bomb = 0, bio = 0, rad = 0, fire = 50, acid = 70)

code/modules/food_and_drinks/kitchen_machinery/smartfridge.dm

@@ -13,6 +13,7 @@
 	use_power = IDLE_POWER_USE
 	idle_power_usage = 5
 	active_power_usage = 100
+	face_while_pulling = TRUE
 	/// The maximum number of items the fridge can hold. Multiplicated by the matter bin component's rating.
 	var/max_n_of_items = 1500
 	/// Associative list (/text => /number) tracking the amounts of a specific item held by the fridge.

code/modules/mob/mob_movement.dm

@@ -168,8 +168,13 @@
 			direct = newdir
 			n = get_step(mob, direct)
 
-	. = mob.SelfMove(n, direct, delay)
-	if(mob.pulling?.face_while_pulling)
+	var/prev_pulling_loc = null
+	if(mob.pulling)
+		prev_pulling_loc = mob.pulling.loc
+
+	. = mob.SelfMove(n, direct, delay) // The actual movement
+
+	if(prev_pulling_loc && mob.pulling?.face_while_pulling && (mob.pulling.loc != prev_pulling_loc))
 		mob.setDir(get_dir(mob, mob.pulling)) // Face welding tanks and stuff when pulling
 	else
 		mob.setDir(direct)