const airport_name_list = 'res://resources/airports.txt'
var airport_names = []
const airport_difficulties = ["easy", "medium", "hard"]

func load_airport_names():
	var f = File.new()
	f.open(airport_name_list, File.READ)
	var index = 1
	while not f.eof_reached(): # iterate through all lines until the end of file is reached
		airport_names.push_back(f.get_line())
	f.close()

func get_random_airport_name(exceptions=[]):
	var name_index:int = randi() % len(airport_names)
	while airport_names[name_index] in exceptions:
		name_index = randi() % len(airport_names)
	return airport_names[name_index]

func on_player_join_request():
	var taken_colors : Array = []
	for player_id in PLAYER_INFO.keys():
		taken_colors.push_back( PLAYER_INFO[player_id]["color_id"] )
	var available_colors : Array = []
	for color in range(len(Globals.colors)):
		if !(color in taken_colors): available_colors.push_back(color)
	var response_args = { "color_id" : available_colors.pick_random() } # pick random color by default
	
	if ("color_pref_1" in args) and (args["color_pref_1"] in available_colors):
		response_args["color_id"] = args["color_pref_1"]
	elif ("color_pref_2" in args) and (args["color_pref_2"] in available_colors):
		response_args["color_id"] = args["color_pref_2"]
		
	response["args"] = response_args