Cult ghosts begin to die if they go too far from the summoner (#20196)

* you are dead pls nerf

* Update code/datums/status_effects/debuffs.dm

Co-authored-by: Luc <89928798+lewcc@users.noreply.github.com>

* Get_dist_euclidian

---------

Co-authored-by: Luc <89928798+lewcc@users.noreply.github.com>

code/datums/status_effects/debuffs.dm

@@ -23,14 +23,25 @@
 	owner.adjustFireLoss(0.1)
 	owner.adjustToxLoss(0.2)
 
-/datum/status_effect/cultghost //is a cult ghost and can't use manifest runes
+/datum/status_effect/cultghost //is a cult ghost and can't use manifest runes, can see ghosts and dies if too far from summoner
 	id = "cult_ghost"
 	duration = -1
 	alert_type = null
+	var/damage = 7.5
+	var/source_UID
+
+/datum/status_effect/cultghost/on_creation(mob/living/new_owner, mob/living/source)
+	. = ..()
+	source_UID = source.UID()
 
 /datum/status_effect/cultghost/tick()
 	if(owner.reagents)
 		owner.reagents.del_reagent("holywater") //can't be deconverted
+	var/mob/living/summoner = locateUID(source_UID)
+	if(get_dist_euclidian(summoner, owner) < 21)
+		return
+	owner.adjustBruteLoss(damage)
+	to_chat(owner, "<span class='userdanger'>You are too far away from the summoner!</span>")
 
 /datum/status_effect/crusher_mark
 	id = "crusher_mark"

code/game/gamemodes/cult/runes.dm

@@ -917,7 +917,7 @@ structure_check() searches for nearby cultist structures required for the invoca
 	new_human.gender = ghost_to_spawn.gender
 	new_human.alpha = 150 //Makes them translucent
 	new_human.equipOutfit(/datum/outfit/ghost_cultist) //give them armor
-	new_human.apply_status_effect(STATUS_EFFECT_SUMMONEDGHOST) //ghosts can't summon more ghosts, also lets you see actual ghosts
+	new_human.apply_status_effect(STATUS_EFFECT_SUMMONEDGHOST, user) //ghosts can't summon more ghosts, also lets you see actual ghosts
 	for(var/obj/item/organ/external/current_organ in new_human.bodyparts)
 		current_organ.limb_flags |= CANNOT_DISMEMBER //you can't chop of the limbs of a ghost, silly
 	ghosts++