extends TileMap


# Declare member variables here. Examples:
# var a = 2
# var b = "text"
var height = 2
const start = 2
var size = 0
const letters = {"d":0,"s":1,"u":2}

# Called when the node enters the scene tree for the first time.
func _ready():
	if Global.ct.empty():
		size = Global.settingsfile.get_value("World","size",30)
	else:
		size = Global.ct.length()
	var dir = int(0) # 0 is down 1 is straight 2 is up
	for i in range(size):
		dir = round(rand_range(0,2))
		if not Global.ct.empty():
			dir = letters[Global.ct[i]]
		if dir == 0:#down
			set_cell(start+i,height,0)
			set_cell(start+i,height+1,2)
			set_cell(start+i,height+2,2)
			set_cell(start+i,height+3,2)
			height += 1
		elif dir == 1:#straight
			set_cell(start+i,height,1)
			set_cell(start+i,height+1,2)
			set_cell(start+i,height+2,2)
		elif dir == 2:#up
			height -= 1
			set_cell(start+i,height,0,true)
			set_cell(start+i,height+1,2)
			set_cell(start+i,height+2,2)
			set_cell(start+i,height+3,2)
		if randf() > 0.2:#spwan rabbit
			var spawn = map_to_world(Vector2(start+i,height-1))
			get_parent().spawn_prey(spawn)
		if randf() < 0.3 and dir == 1:#spwan tree
			set_cell(start+i,height-1,3)
			set_cell(start+i,height-2,4)
		
	set_cell(start+size,height+1,2)
	set_cell(start+size,height,2)
	set_cell(start+size,height-1,1)
	get_parent().get_node("pred/Camera").limit_right = map_to_world(Vector2(start+size,0)).x
	


# Called every frame. 'delta' is the elapsed time since the previous frame.
#func _process(delta):
#	pass