extends Node2D

@onready var map_config = preload("res://resources/map_generator_resource.tres")
@onready var _tm = get_node("../Defenders")

var _max_x : int
var _max_y : int

var dirs = {"move_right": Vector2.RIGHT,
			"move_left": Vector2.LEFT,
			"move_up": Vector2.UP,
			"move_down": Vector2.DOWN
			}

func _ready():
	_max_x = map_config.grid_width * map_config.tile_size
	_max_y = map_config.grid_height * map_config.tile_size
	position = position.snapped(Vector2.ONE * map_config.tile_size)
	position += Vector2.ONE * map_config.tile_size / 2

func _unhandled_input(event):
	for dir in dirs.keys():
		if event.is_action_pressed(dir):
			handle_move(dirs[dir])
			return
	_tm.handle_tower_key(event, position)

func handle_move(dir):
	position += dir * map_config.tile_size
	position.x = max(position.x, map_config.tile_size / 2)
	position.y = max(position.y, map_config.tile_size / 2)
	position.x = min(position.x, _max_x - (map_config.tile_size / 2))
	position.y = min(position.y, _max_y - (map_config.tile_size / 2))