Necropolis tendrils glow again (#1228)

code/modules/mob/living/simple_animal/hostile/mining_mobs.dm

@@ -1037,6 +1037,11 @@
 		regenerate_icons()
 
 //Nests
+/obj/effect/light_emitter/tendril
+	set_luminosity = 4
+	set_cap = 2.5
+	light_color = LIGHT_COLOR_LAVA
+
 /mob/living/simple_animal/hostile/spawner/lavaland
 	name = "necropolis tendril"
 	desc = "A vile tendril of corruption, originating deep underground. Terrible monsters are pouring out of it."
@@ -1046,7 +1051,6 @@
 	icon_dead = "tendril"
 	faction = list("mining")
 	weather_immunities = list("lava","ash")
-	luminosity = 1
 	health = 250
 	maxHealth = 250
 	max_mobs = 3
@@ -1059,9 +1063,17 @@
 	loot = list(/obj/effect/collapse, /obj/structure/closet/crate/necropolis/tendril)
 	del_on_death = 1
 	var/gps = null
+	var/obj/effect/light_emitter/tendril/emitted_light
+
+/mob/living/simple_animal/hostile/spawner/lavaland/goliath
+	mob_type = /mob/living/simple_animal/hostile/asteroid/goliath/beast
+
+/mob/living/simple_animal/hostile/spawner/lavaland/legion
+	mob_type = /mob/living/simple_animal/hostile/asteroid/hivelord/legion
 
 /mob/living/simple_animal/hostile/spawner/lavaland/Initialize()
-	..()
+	. = ..()
+	emitted_light = new(loc)
 	for(var/F in RANGE_TURFS(1, src))
 		if(ismineralturf(F))
 			var/turf/closed/mineral/M = F
@@ -1069,7 +1081,8 @@
 	gps = new /obj/item/device/gps/internal(src)
 
 /mob/living/simple_animal/hostile/spawner/lavaland/Destroy()
-	qdel(gps)
+	QDEL_NULL(emitted_light)
+	QDEL_NULL(gps)
 	. = ..()
 
 #define MEDAL_PREFIX "Tendril"
@@ -1096,29 +1109,31 @@
 /obj/effect/collapse
 	name = "collapsing necropolis tendril"
 	desc = "Get clear!"
-	luminosity = 1
-	layer = ABOVE_OPEN_TURF_LAYER
+	layer = BELOW_OBJ_LAYER
 	icon = 'icons/mob/nest.dmi'
 	icon_state = "tendril"
 	anchored = TRUE
+	density = TRUE
+	var/obj/effect/light_emitter/tendril/emitted_light
 
-/obj/effect/collapse/New()
-	..()
+/obj/effect/collapse/Initialize()
+	. = ..()
+	emitted_light = new(loc)
 	visible_message("<span class='boldannounce'>The tendril writhes in fury as the earth around it begins to crack and break apart! Get back!</span>")
 	visible_message("<span class='warning'>Something falls free of the tendril!</span>")
-	playsound(get_turf(src),'sound/effects/tendril_destroyed.ogg', 200, 0, 50, 1, 1)
-	spawn(50)
-		for(var/mob/M in range(7,src))
-			shake_camera(M, 15, 1)
-		playsound(get_turf(src),'sound/effects/explosionfar.ogg', 200, 1)
-		visible_message("<span class='boldannounce'>The tendril falls inward, the ground around it widening into a yawning chasm!</span>")
-		for(var/turf/T in range(2,src))
-			if(!T.density)
-				T.TerraformTurf(/turf/open/chasm/straight_down/lava_land_surface)
-		qdel(src)
+	playsound(loc,'sound/effects/tendril_destroyed.ogg', 200, 0, 50, 1, 1)
+	addtimer(CALLBACK(src, .proc/collapse), 50)
 
-/mob/living/simple_animal/hostile/spawner/lavaland/goliath
-	mob_type = /mob/living/simple_animal/hostile/asteroid/goliath/beast
+/obj/effect/collapse/Destroy()
+	QDEL_NULL(emitted_light)
+	return ..()
 
-/mob/living/simple_animal/hostile/spawner/lavaland/legion
-	mob_type = /mob/living/simple_animal/hostile/asteroid/hivelord/legion
+/obj/effect/collapse/proc/collapse()
+	for(var/mob/M in range(7,src))
+		shake_camera(M, 15, 1)
+	playsound(get_turf(src),'sound/effects/explosionfar.ogg', 200, 1)
+	visible_message("<span class='boldannounce'>The tendril falls inward, the ground around it widening into a yawning chasm!</span>")
+	for(var/turf/T in range(2,src))
+		if(!T.density)
+			T.TerraformTurf(/turf/open/chasm/straight_down/lava_land_surface)
+	qdel(src)