Weed nodes now check density

Refactoring

code/modules/mob/living/carbon/xenomorph/abilities/general_powers.dm

@@ -4,58 +4,62 @@
 
 // Plant weeds
 /datum/action/xeno_action/onclick/plant_weeds/use_ability(atom/A)
-	var/mob/living/carbon/xenomorph/X = owner
+	var/mob/living/carbon/xenomorph/xeno = owner
 	if(!action_cooldown_check())
 		return
-	if(!X.check_state())
+	if(!xeno.check_state())
 		return
-	if(X.burrow)
+	if(xeno.burrow)
 		return
 
-	var/turf/T = X.loc
+	var/turf/turf = xeno.loc
 
-	if(!istype(T))
-		to_chat(X, SPAN_WARNING("You can't do that here."))
+	if(!istype(turf))
+		to_chat(xeno, SPAN_WARNING("You can't do that here."))
 		return
 
-	var/is_weedable = T.is_weedable()
+	if(turf.density)
+		to_chat(xeno, SPAN_WARNING("You can't do that here."))
+		return
+
+	var/is_weedable = turf.is_weedable()
 	if(!is_weedable)
-		to_chat(X, SPAN_WARNING("Bad place for a garden!"))
+		to_chat(xeno, SPAN_WARNING("Bad place for a garden!"))
 		return
 	if(!plant_on_semiweedable && is_weedable < FULLY_WEEDABLE)
-		to_chat(X, SPAN_WARNING("Bad place for a garden!"))
+		to_chat(xeno, SPAN_WARNING("Bad place for a garden!"))
 		return
 
-	var/obj/effect/alien/weeds/node/N = locate() in T
-	if(N && N.weed_strength >= X.weed_level)
-		to_chat(X, SPAN_WARNING("There's a pod here already!"))
+	var/obj/effect/alien/weeds/node/node = locate() in turf
+	if(node && node.weed_strength >= xeno.weed_level)
+		to_chat(xeno, SPAN_WARNING("There's a pod here already!"))
 		return
 
-	var/obj/effect/alien/resin/trap/resin_trap = locate() in T
+	var/obj/effect/alien/resin/trap/resin_trap = locate() in turf
 	if(resin_trap)
-		to_chat(X, SPAN_WARNING("You can't weed on top of a trap!"))
+		to_chat(xeno, SPAN_WARNING("You can't weed on top of a trap!"))
 		return
 
-	var/list/to_convert
-	if(N)
-		to_convert = N.children.Copy()
-
-	var/obj/effect/alien/weeds/W = locate(/obj/effect/alien/weeds) in T
-	if (W && W.weed_strength >= WEED_LEVEL_HIVE)
-		to_chat(X, SPAN_WARNING("These weeds are too strong to plant a node on!"))
+	var/obj/effect/alien/weeds/weed = node || locate() in turf
+	if (weed && weed.weed_strength >= WEED_LEVEL_HIVE)
+		to_chat(xeno, SPAN_WARNING("These weeds are too strong to plant a node on!"))
 		return
 
-	var/area/AR = get_area(T)
-	if(isnull(AR) || !(AR.is_resin_allowed))
-		to_chat(X, SPAN_XENOWARNING("It's too early to spread the hive this far."))
+	var/area/area = get_area(turf)
+	if(isnull(area) || !(area.is_resin_allowed))
+		to_chat(xeno, SPAN_XENOWARNING("It's too early to spread the hive this far."))
 		return
 
-	if (!check_and_use_plasma_owner())
+	if(!check_and_use_plasma_owner())
 		return
 
-	X.visible_message(SPAN_XENONOTICE("\The [X] regurgitates a pulsating node and plants it on the ground!"), \
+	var/list/to_convert
+	if(node)
+		to_convert = node.children.Copy()
+
+	xeno.visible_message(SPAN_XENONOTICE("\The [xeno] regurgitates a pulsating node and plants it on the ground!"), \
 	SPAN_XENONOTICE("You regurgitate a pulsating node and plant it on the ground!"), null, 5)
-	var/obj/effect/alien/weeds/node/new_node = new node_type(X.loc, src, X)
+	var/obj/effect/alien/weeds/node/new_node = new node_type(xeno.loc, src, xeno)
 
 	if(to_convert)
 		for(var/weed in to_convert)
@@ -64,7 +68,7 @@
 				new /obj/effect/alien/weeds(target_turf, new_node)
 			qdel(weed)
 
-	playsound(X.loc, "alien_resin_build", 25)
+	playsound(xeno.loc, "alien_resin_build", 25)
 	apply_cooldown()
 	return ..()