Darkness handling update

code/modules/mining/lavaland/loot/tendril_loot.dm

@@ -184,42 +184,46 @@
 	generic_pixel_x = 1
 	vehicle_move_delay = 1
 
-// Wisp Lantern
+//Wisp Lantern
 /obj/item/wisp_lantern
 	name = "spooky lantern"
 	desc = "This lantern gives off no light, but is home to a friendly wisp."
 	icon = 'icons/obj/lighting.dmi'
 	icon_state = "lantern-blue"
+	item_state = "lantern"
 	var/obj/effect/wisp/wisp
 
 /obj/item/wisp_lantern/attack_self(mob/user)
 	if(!wisp)
 		to_chat(user, "<span class='warning'>The wisp has gone missing!</span>")
+		icon_state = "lantern"
 		return
+
 	if(wisp.loc == src)
 		to_chat(user, "<span class='notice'>You release the wisp. It begins to bob around your head.</span>")
-		user.sight |= SEE_MOBS
 		icon_state = "lantern"
-		wisp.orbit(user, 20, forceMove = TRUE)
+		wisp.orbit(user, 20)
+		user.update_sight()
 		feedback_add_details("wisp_lantern","F") // freed
 
 	else
 		to_chat(user, "<span class='notice'>You return the wisp to the lantern.</span>")
 
+		var/mob/target
 		if(wisp.orbiting)
-			var/atom/A = wisp.orbiting
-			if(isliving(A))
-				var/mob/living/M = A
-				M.sight &= ~SEE_MOBS
-				to_chat(M, "<span class='notice'>Your vision returns to normal.</span>")
-
+			target = wisp.orbiting
 		wisp.stop_orbit()
-		wisp.loc = src
+		wisp.forceMove(src)
+
+		if (istype(target))
+			target.update_sight()
+			to_chat(target, "<span class='notice'>Your vision returns to normal.</span>")
+
 		icon_state = "lantern-blue"
 		feedback_add_details("wisp_lantern","R") // returned
 
-/obj/item/wisp_lantern/New()
-	..()
+/obj/item/wisp_lantern/Initialize()
+	. = ..()
 	wisp = new(src)
 
 /obj/item/wisp_lantern/Destroy()
@@ -228,19 +232,19 @@
 			qdel(wisp)
 		else
 			wisp.visible_message("<span class='notice'>[wisp] has a sad feeling for a moment, then it passes.</span>")
-	return ..()
+	..()
 
 /obj/effect/wisp
 	name = "friendly wisp"
 	desc = "Happy to light your way."
 	icon = 'icons/obj/lighting.dmi'
 	icon_state = "orb"
-	layer = ABOVE_ALL_MOB_LAYER
-	light_power = 1
 	light_range = 7
+	layer = ABOVE_ALL_MOB_LAYER
+	var/sight_flags = SEE_MOBS
+	var/lighting_alpha = LIGHTING_PLANE_ALPHA_MOSTLY_VISIBLE
 
 //Red/Blue Cubes
-
 /obj/item/warp_cube
 	name = "blue cube"
 	desc = "A mysterious blue cube."