class_name PowerUp
extends RigidBody2D
## A small dot that falls from the top. Catch it with the paddle to collect it.

signal collected(power_up: PowerUp)

enum Kind { SAVE, TRIPLE_BALLS, PADDLE, SUPERBALL }

const RADIUS := 5.0
const COLORS := {
	Kind.SAVE: Params.COLOR_GREEN,
	Kind.TRIPLE_BALLS: Params.COLOR_PINK,
	Kind.PADDLE: Params.COLOR_BLUE,
	Kind.SUPERBALL: Params.COLOR_ORANGE,
}

var kind := Kind.SAVE


func _ready() -> void:
	add_to_group("power_ups")
	body_entered.connect(_on_body_entered)


func _on_body_entered(body: Node) -> void:
	if body is Paddle:
		collected.emit(self)
		queue_free()
	elif body.is_in_group("bottom"):
		queue_free()


func _draw() -> void:
	draw_circle(Vector2.ZERO, RADIUS, COLORS[kind], true, -1.0, true)