//////////////////////////////
// An asteroid object, could be spawned in, or not
// May or may not include phat lewt
//////////////////////////////

/datum/rogue/asteroid
	//Composition
	var/type_wall	= /turf/simulated/mineral		//Type of turf used to generate the asteroid
	var/type_under	= /turf/simulated/mineral/floor	//Type of turf that's under the normal one

	//Dimensions
	var/coresize 	= 3		//The size of the center square
	var/width		= 9

	//Other Attribs
	var/hollow 		= 0		//Might be hollow for loot injection purposes
	var/spawned 	= 0		//Is this asteroid in-play right now
	var/difficulty	= 0		//Difficulty this asteroid was created at

	//Locational stats
	var/obj/effect/landmark/asteroid_spawn/mylandmark	//The landmark I'm spawned at, if any.

	//Asteroid map
	//The map struct is:
	// map list()
	//  0 = list()
	//  1 = list() //These are x coordinates
	//  2 = list()
	//    ^0 = list()
	//     1 = list() //These are y coordinates at x2
	//     2 = list()
	//       ^type1
	//        type2 //These are items/objects at the coordinate
	//        type3 //This would be object 3 at x2,y2
	var/list/map

//Builds an empty map
/datum/rogue/asteroid/New(var/core, var/tw, var/tu)
	rm_controller.dbg("A(n): New asteroid, with: C:[core], TW:[tw], TU:[tu].")

	if(core)
		coresize = core
	if(tw)
		type_wall = tw
	if(tu)
		type_under = tu

	width = coresize*3
	rm_controller.dbg("A(n): My width is [width].")

	map = new/list(width,width,0)
	rm_controller.dbg("A(n): Created empty map lists. Map now has [map.len] X-lists.")

//Adds something to a spot in the asteroid map
/datum/rogue/asteroid/proc/spot_add(var/x,var/y,var/thing)
	if(!x || !y || !thing)
		return

	rm_controller.dbg("A(sa): Adding [thing] at [x],[y] in the map.")
	var/list/work = map[x][y]
	work.Add(thing)
	rm_controller.dbg("A(n): [x],[y] now contains [work.len] items.")

//Removes something from a spot in the asteroid map
/datum/rogue/asteroid/proc/spot_remove(var/x,var/y,var/thing)
	if(!x || !y || !thing)
		return

	var/list/work = map[x][y]
	work.Add(thing)

//Just removes everything from a spot in the asteroid map
/datum/rogue/asteroid/proc/spot_clear(var/x,var/y)
	if(!x || !y)
		return

	var/list/work = map[x][y]
	work.Cut()

/////////////////////////////
// Predefined asteroid maps
/////////////////////////////
/datum/rogue/asteroid/predef
	width = 3 //Small 1-tile room by default.

/datum/rogue/asteroid/predef/New() //Basically just ignore what we're told.
	rm_controller.dbg("Ap(n): A predefined asteroid is created with width [width].")
	map = new/list(width,width,0)

//Abandoned 1-tile hollow cargo box (pressurized).
/datum/rogue/asteroid/predef/cargo
	type_wall	= /turf/simulated/wall
	type_under	= /turf/simulated/floor/plating

	New()
		..()
		spot_add(1,1,type_wall) //Bottom left corner
		spot_add(1,2,type_wall)
		spot_add(1,3,type_wall)
		spot_add(2,1,type_wall)
		spot_add(2,2,type_under) //Center floor
		spot_add(2,2,/obj/random/cargopod) //Loot!
		spot_add(2,3,type_wall)
		spot_add(3,1,type_wall)
		spot_add(3,2,type_wall)
		spot_add(3,3,type_wall) //Bottom right corner

//Abandoned 1-tile hollow cargo box (ANGRY).
/datum/rogue/asteroid/predef/cargo/angry
	type_wall	= /turf/simulated/wall
	type_under	= /turf/simulated/floor/plating

	New()
		..()
		spot_add(2,2,/obj/random/cargopod) //EXTRA loot!
		spot_add(2,2,/mob/living/simple_mob/animal/space/alien) //GRRR

//Longer cargo container for higher difficulties
/datum/rogue/asteroid/predef/cargo_large
	width = 5
	type_wall	= /turf/simulated/wall
	type_under	= /turf/simulated/floor/plating

	New()
		..()
		spot_add(1,2,type_wall) //--
		spot_add(1,3,type_wall) //Left end of cargo container
		spot_add(1,4,type_wall) //--

		spot_add(5,2,type_wall) //--
		spot_add(5,3,type_wall) //Right end of cargo container
		spot_add(5,4,type_wall) //--

		spot_add(2,4,type_wall) //--
		spot_add(3,4,type_wall) //Top and
		spot_add(4,4,type_wall) //bottom of
		spot_add(2,2,type_wall) //cargo
		spot_add(3,2,type_wall) //container
		spot_add(4,2,type_wall) //--

		spot_add(2,3,type_under) //Left floor
		spot_add(3,3,type_under) //Mid floor
		spot_add(4,3,type_under) //Right floor

		spot_add(2,3,/obj/random/cargopod) //Left loot
		spot_add(3,3,/obj/random/cargopod) //Mid loot
		spot_add(4,3,/obj/random/cargopod) //Right loot

		if(prob(30))
			spot_add(3,3,/mob/living/simple_mob/animal/space/alien) //And maybe a friend.