class_name WorldState
extends Control
@export var animation_player:AnimationPlayer
@export var tilemap:Level
@export var item_list:ItemList
@export var stats_label:Label
@export var stats_ui:Control
@export var array:Array[Array] = [
	["A1", "A2", "A3"],
	["B1", "B2", "B3"],
	["C1", "C2", "C3"],
	[]
]
var world:World

var current_cords:Vector2 = Vector2(0, 0)

func do_command(command:String, input:String) -> void:
	match command:
		"WALK":
			move(input)
		"TALK":
			pass
		"INVENTORY":
			pass
		"BATTLE":
			battle(input)

func start(current_world:World) -> void:
	world = current_world
	world.player.stats_changed.connect(update_stats)
	update_stats()

func battle(input:String) -> void:
	match input:
		"UP":
			interactable_obj_exists(world.player.global_position + Vector2(0, -10))
		"DOWN":
			interactable_obj_exists(world.player.global_position + Vector2(0, 10))
		"LEFT":
			interactable_obj_exists(world.player.global_position + Vector2(-10, 0))
		"RIGHT":
			interactable_obj_exists(world.player.global_position + Vector2(10, 0))

func move(input:String) -> void:
	match input:
		"UP":
			if is_walkable(Vector2(0, -10)):
				world.player.global_position.y -= 10
		"DOWN":
			if is_walkable(Vector2(0, 10)):
				world.player.global_position.y += 10
		"LEFT":
			if is_walkable(Vector2(-10, 0)):
				world.player.global_position.x -= 10
		"RIGHT":
			if is_walkable(Vector2(10, 0)):
				world.player.global_position.x += 10

func is_walkable(direction:Vector2) -> bool:
	var clicked_cell:Vector2i = tilemap.local_to_map(world.player.global_position + direction)
	var cell:TileData = tilemap.get_cell_tile_data(clicked_cell)
	if cell:
			return cell.get_custom_data("walkable")
	return false

func interactable_obj_exists(pos:Vector2) -> void:
	if tilemap.interactble_objects.has(pos):
			tilemap.interactble_objects[pos].use_object(world)
			tilemap.interactble_objects[pos].queue_free()
			tilemap.interactble_objects.erase(pos)

func _on_item_list_item_selected(index: int) -> void:
	world.line_edit.text = item_list.get_item_text(index).to_upper()
	world.line_edit.caret_column = 30
	item_list.deselect(index)
	item_list.release_focus()
	world.line_edit.grab_focus()


func update_stats():
	while(stats_ui.size.y > 0):
		stats_ui.size.y -= 10
		await get_tree().create_timer(0.1).timeout
	
	var stats:String = "Health: " + str(world.player.health) \
					+ "\nDamage: " + str(world.player.damage) \
					+ "\nSpeed: " + str(world.player.speed)
	stats_label.text = stats

	while(stats_ui.size.y < 224.0):
		stats_ui.size.y += 10
		await get_tree().create_timer(0.1).timeout