Refactors retarget delay

code/modules/mob/living/carbon/xenomorph/ai/movement/crusher.dm

@@ -3,17 +3,8 @@
 	/// The turf we force our crusher to walk to when he charges
 	var/turf/charge_turf
 
-
-#define AI_NEW_TARGET_COOLDOWN 1 SECONDS
-
 /datum/xeno_ai_movement/crusher/New(mob/living/carbon/xenomorph/parent)
 	. = ..()
-	addtimer(CALLBACK(src, PROC_REF(get_new_target), parent), AI_NEW_TARGET_COOLDOWN, TIMER_UNIQUE|TIMER_LOOP|TIMER_DELETE_ME)
-
-/datum/xeno_ai_movement/crusher/proc/get_new_target(mob/living/carbon/xenomorph/parent)
-	parent.current_target = parent.get_target(parent.ai_range)
-
-#undef AI_NEW_TARGET_COOLDOWN
 
 
 #define MIN_TARGETS_TO_CHARGE 2

code/modules/mob/living/carbon/xenomorph/ai/xeno_ai.dm

@@ -19,6 +19,12 @@
 
 	var/datum/xeno_ai_movement/ai_movement_handler
 
+	/// The time interval before this xeno should forcefully get a new target
+	var/forced_retarget_time = (10 SECONDS)
+
+	/// The actual cooldown declaration for forceful retargeting, reference forced_retarget_time for time in between checks
+	COOLDOWN_DECLARE(forced_retarget_cooldown)
+
 /mob/living/carbon/xenomorph/Destroy()
 	QDEL_NULL(ai_movement_handler)
 	return ..()
@@ -68,8 +74,9 @@
 		var/mob/current_target_mob = current_target
 		stat_check = (current_target_mob.stat != CONSCIOUS)
 
-	if(QDELETED(current_target) || stat_check || get_dist(current_target, src) > ai_range)
+	if(QDELETED(current_target) || stat_check || get_dist(current_target, src) > ai_range || COOLDOWN_FINISHED(src, forced_retarget_cooldown))
 		current_target = get_target(ai_range)
+		COOLDOWN_START(src, forced_retarget_cooldown, forced_retarget_time)
 		if(QDELETED(src))
 			return TRUE
 

code/modules/mob/living/carbon/xenomorph/castes/Crusher.dm

@@ -74,6 +74,7 @@
 	icon_xenonid = 'icons/mob/xenonids/crusher.dmi'
 
 	ai_range = 28
+	forced_retarget_time = (3 SECONDS)
 
 /mob/living/carbon/xenomorph/crusher/init_movement_handler()
 	return new /datum/xeno_ai_movement/crusher(src)