Merge pull request #12105 from Fox-McCloud/ports-tendril-loot

Adds Book of Babel and Jacob's Ladder
2026-07-11 15:14:27 +01:00 · 2019-08-29 20:43:18 -04:00
parent 87fb73def7 a70084a63f
commit 549e6ee72e
9 changed files with 218 additions and 67 deletions
@@ -1,33 +1,59 @@
+// Basic ladder. By default links to the z-level above/below.
 /obj/structure/ladder
 	name = "ladder"
 	desc = "A sturdy metal ladder."
 	icon = 'icons/obj/structures.dmi'
 	icon_state = "ladder11"
-	anchored = 1
-	var/id = null
-	var/height = 0							//the 'height' of the ladder. higher numbers are considered physically higher
-	var/obj/structure/ladder/down = null	//the ladder below this one
-	var/obj/structure/ladder/up = null		//the ladder above this one
-	var/use_verb = "climbs"
+	anchored = TRUE
+	var/obj/structure/ladder/down   //the ladder below this one
+	var/obj/structure/ladder/up     //the ladder above this one
+	var/use_verb = "climb"

-/obj/structure/ladder/New()
-	spawn(8)
-		for(var/obj/structure/ladder/L in world)
-			if(L.id == id)
-				if(L.height == (height - 1))
-					down = L
-					if(isnull(L.up))
-						L.up = src
-					continue
-				if(L.height == (height + 1))
-					up = L
-					if(isnull(L.down))
-						L.down = src
-					continue
+/obj/structure/ladder/Initialize(mapload, obj/structure/ladder/up, obj/structure/ladder/down)
+	. = ..()
+	if (up)
+		src.up = up
+		up.down = src
+		up.update_icon()
+	if (down)
+		src.down = down
+		down.up = src
+		down.update_icon()
+	return INITIALIZE_HINT_LATELOAD

-			if(up && down)	//if both our connections are filled
-				break
-		update_icon()
+/obj/structure/ladder/Destroy(force)
+	if((resistance_flags & INDESTRUCTIBLE) && !force)
+		return QDEL_HINT_LETMELIVE
+	disconnect()
+	return ..()
+
+/obj/structure/ladder/LateInitialize()
+	// By default, discover ladders above and below us vertically
+	var/turf/T = get_turf(src)
+
+	if(!down)
+		for(var/obj/structure/ladder/L in locate(T.x, T.y, T.z - 1))
+			down = L
+			L.up = src  // Don't waste effort looping the other way
+			L.update_icon()
+			break
+	if(!up)
+		for (var/obj/structure/ladder/L in locate(T.x, T.y, T.z + 1))
+			up = L
+			L.down = src  // Don't waste effort looping the other way
+			L.update_icon()
+			break
+
+	update_icon()
+
+/obj/structure/ladder/proc/disconnect()
+	if(up && up.down == src)
+		up.down = null
+		up.update_icon()
+	if(down && down.up == src)
+		down.up = null
+		down.update_icon()
+	up = down = null

 /obj/structure/ladder/update_icon()
 	if(up && down)
@@ -42,61 +68,134 @@
 	else	//wtf make your ladders properly assholes
 		icon_state = "ladder00"

-/obj/structure/ladder/attack_hand(mob/user as mob)
+/obj/structure/ladder/singularity_pull()
+	if(!(resistance_flags & INDESTRUCTIBLE))
+		visible_message("<span class='danger'>[src] is torn to pieces by the gravitational pull!</span>")
+		qdel(src)
+
+/obj/structure/ladder/proc/travel(going_up, mob/user, is_ghost, obj/structure/ladder/ladder)
+	if(!is_ghost)
+		show_fluff_message(going_up, user)
+		ladder.add_fingerprint(user)
+
+	var/turf/T = get_turf(ladder)
+	var/atom/movable/AM
+	if(user.pulling)
+		AM = user.pulling
+		AM.forceMove(T)
+	user.forceMove(T)
+	if(AM)
+		user.start_pulling(AM)
+
+/obj/structure/ladder/proc/use(mob/user, is_ghost = FALSE)
+	if(!is_ghost && !in_range(src, user))
+		return
+
 	if(up && down)
-		switch( alert("Go up or down the ladder?", "Ladder", "Up", "Down", "Cancel") )
+		var/result = alert("Go up or down [src]?", "[name]", "Up", "Down", "Cancel")
+		if (!is_ghost && !in_range(src, user))
+			return  // nice try
+		switch(result)
 			if("Up")
-				user.visible_message("<span class='notice'>[user] climbs up \the [src]!</span>", \
-									 "<span class='notice'>You climb up \the [src]!</span>")
-				user.forceMove(get_turf(up))
-				up.add_fingerprint(user)
+				travel(TRUE, user, is_ghost, up)
 			if("Down")
-				user.visible_message("<span class='notice'>[user] climbs down \the [src]!</span>", \
-									 "<span class='notice'>You climb down \the [src]!</span>")
-				user.forceMove(get_turf(down))
-				down.add_fingerprint(user)
+				travel(FALSE, user, is_ghost, down)
 			if("Cancel")
 				return
-
 	else if(up)
-		user.visible_message("<span class='notice'>[user] climbs up \the [src]!</span>", \
-							 "<span class='notice'>You climb up \the [src]!</span>")
-		user.forceMove(get_turf(up))
-		up.add_fingerprint(user)
-
+		travel(TRUE, user, is_ghost, up)
 	else if(down)
-		user.visible_message("<span class='notice'>[user] climbs down \the [src]!</span>", \
-							 "<span class='notice'>You climb down \the [src]!</span>")
-		user.forceMove(get_turf(down))
-		down.add_fingerprint(user)
+		travel(FALSE, user, is_ghost, down)
+	else
+		to_chat(user, "<span class='warning'>[src] doesn't seem to lead anywhere!</span>")

-	add_fingerprint(user)
+	if(!is_ghost)
+		add_fingerprint(user)

-/obj/structure/ladder/attackby(obj/item/W, mob/user as mob, params)
-	return attack_hand(user)
+/obj/structure/ladder/attack_hand(mob/user)
+	use(user)

-/obj/structure/ladder/dive_point/buoy
+/obj/structure/ladder/attackby(obj/item/W, mob/user, params)
+	return use(user)
+
+/obj/structure/ladder/attack_robot(mob/living/silicon/robot/R)
+	if(R.Adjacent(src))
+		return use(R)
+
+//ATTACK GHOST IGNORING PARENT RETURN VALUE
+/obj/structure/ladder/attack_ghost(mob/dead/observer/user)
+	use(user, TRUE)
+
+/obj/structure/ladder/proc/show_fluff_message(going_up, mob/user)
+	if(going_up)
+		user.visible_message("[user] climbs up [src].","<span class='notice'>You [use_verb] up [src].</span>")
+	else
+		user.visible_message("[user] climbs down [src].","<span class='notice'>You [use_verb] down [src].</span>")
+
+
+// Indestructible away mission ladders which link based on a mapped ID and height value rather than X/Y/Z.
+/obj/structure/ladder/unbreakable
+	name = "sturdy ladder"
+	desc = "An extremely sturdy metal ladder."
+	resistance_flags = INDESTRUCTIBLE
+	var/id
+	var/height = 0  // higher numbers are considered physically higher
+
+/obj/structure/ladder/unbreakable/Initialize(mapload)
+	GLOB.ladders += src
+	return ..()
+
+/obj/structure/ladder/unbreakable/Destroy()
+	. = ..()
+	if(. != QDEL_HINT_LETMELIVE)
+		GLOB.ladders -= src
+
+/obj/structure/ladder/unbreakable/LateInitialize()
+	// Override the parent to find ladders based on being height-linked
+	if(!id || (up && down))
+		update_icon()
+		return
+
+	for(var/O in GLOB.ladders)
+		var/obj/structure/ladder/unbreakable/L = O
+		if(L.id != id)
+			continue  // not one of our pals
+		if(!down && L.height == height - 1)
+			down = L
+			L.up = src
+			L.update_icon()
+			if (up)
+				break  // break if both our connections are filled
+		else if(!up && L.height == height + 1)
+			up = L
+			L.down = src
+			L.update_icon()
+			if (down)
+				break  // break if both our connections are filled
+
+	update_icon()
+
+/obj/structure/ladder/unbreakable/dive_point/buoy
 	name = "diving point buoy"
 	desc = "A buoy marking the location of an underwater dive area."
 	icon = 'icons/misc/beach.dmi'
 	icon_state = "buoy"
 	id = "dive"
 	height = 2
-	use_verb = "dives"
+	use_verb = "swim"
 	layer = MOB_LAYER + 0.2		//0.1 higher than the water overlay, this also means people can "swim" behind/under it

-/obj/structure/ladder/dive_point/anchor
+/obj/structure/ladder/unbreakable/dive_point/anchor
 	name = "diving point anchor"
 	desc = "An anchor tethered to the buoy at the surface, to keep the dive area marked."
 	icon = 'icons/misc/beach.dmi'
 	icon_state = "anchor"
 	id = "dive"
 	height = 1
-	use_verb = "ascends"
 	light_range = 5

-/obj/structure/ladder/dive_point/New()
-	..()
+/obj/structure/ladder/dive_point/Initialize(mapload)
+	. = ..()
 	set_light(light_range, light_power)		//magical glowing anchor

 /obj/structure/ladder/dive_point/update_icon()