class_name Hub
extends Node2D
# User interface to create liners

signal hub_finished

export (Array, Color) var playerColors = [
	Color.red,
	Color.blue,
	Color.green,
	Color.yellow,
	Color.white,
	Color.cyan,
	Color.magenta,
	Color.orange,
]

var _playerScene = preload("res://Player.tscn")
var _playerActionsLeft = ["p1_left", "p2_left", "p3_left"]
var _playerActionsRight = ["p1_right", "p2_right", "p3_right"]

var _hub_enabled = true


func _unhandled_input(event):
	if event.is_pressed() and _hub_enabled:
		if event.is_action("ui_accept"):
			if get_tree().get_nodes_in_group("players").size() > 0:
				get_tree().set_input_as_handled()
	
				_hub_enabled = false
				emit_signal("hub_finished")

		elif event.is_action_type():
			for pal in _playerActionsLeft:
				if event.is_action(pal):
					# Create player
					var id = _playerActionsLeft.find(pal)

					var player
					player = _playerScene.instance()
					player.turn_left_action = _playerActionsLeft[id]
					player.turn_right_action = _playerActionsRight[id]
					player.position = Vector2(id * 100.0, 0.0)
					player.modulate = playerColors[id]
					add_child(player)