extends Node2D

var tiles = {}

# Called when the node enters the scene tree for the first time.
func _ready():
	pass # Replace with function body.


func save_island(path: String):
	var island_save_data = File.new()
	island_save_data.open(path, File.WRITE)
	island_save_data.store_line (to_json(tiles))
	island_save_data.close()


func load_island(path: String):
	var island_save_data = File.new()
	island_save_data.open(path, File.READ)
	var data = parse_json(island_save_data.get_line())
	island_save_data.close()

	var data_keys = data.keys()
	tiles = {}
	var coord_regex = RegEx.new()
	coord_regex.compile("\\((?<tile_x>-?\\d+(.?\\d+)?), (?<tile_y>-?\\d+(.?\\d+)?)\\)")
	
	var reg_test_result = coord_regex.search("(0, 0)")
	assert(reg_test_result)

	reg_test_result = coord_regex.search("(123.124, 552.0)")
	assert(reg_test_result)

	for k in data_keys:
		var coords = Vector2.ZERO
		var regresult = coord_regex.search(k)
		if regresult:
			print(regresult.get_string("tile_x"), "  -   ", regresult.get_string("tile_y"))
			coords = Vector2(float(regresult.get_string("tile_x")), float(regresult.get_string("tile_y")))
			tiles[coords] = data[k]


func _draw():
	for coord in tiles.keys():
		draw_set_transform (coord, 0, Vector2.ONE)
		draw_polygon(HexTileDrawer.HexPoints, HexTileDrawer.get_tile_color(tiles[coord]))