extends Node2D


onready var Coin = preload("./Coin.tscn")
# Declare member variables here. Examples:
# var a = 2
# var b = "text"
var coin_spread = 100

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


# Called every frame. 'delta' is the elapsed time since the previous frame.
#func _process(delta):
#	pass

func create_coins (num, _position = null):
	var result = []
	for i in range (num):
		var coin = Coin.instance()
		
		coin.position = position
		if _position != null:
			coin.position = _position
		
		coin.velocity = Vector2 (2 * rand_range(-coin_spread, coin_spread), rand_range (-coin_spread, coin_spread))
		coin.z_pos = 0
		coin.z_vel = rand_range(300, 800)
		result.push_back(coin)

	return result


func _unhandled_input(event):
	if 'position' in event:
		var relative_pos = self.transform.affine_inverse() * event.position
		
		if event is InputEventMouseButton:
			if event.button_index == BUTTON_LEFT and event.pressed:
				var coins = create_coins(25, relative_pos)
				for coin in coins:
					add_child(coin)