Bullet.gd

1	extends Area2D
2	class_name Bullet
3
4	const Utils = preload("res://Utils.gd")
5	const SmallExplosion = preload("res://SmallExplosion.tscn")
6	export var lifetime_seconds = .75
7	export var speed = 300
8
9	func _ready() -> void:
10	$Timer.wait_time = lifetime_seconds
11	$Timer.start()
12
13	func _physics_process(delta: float) -> void:
14	position += transform.y * speed * delta
15
16	func on_expiration():
17	queue_free()
18
19	func on_bullet_body_entered(body):
20	var tree = get_tree()
21	var players = tree.get_nodes_in_group("player")
22	var player = players[0]
23	if body.has_method("hurt") && body != player:
24	body.hurt()
25	var se = SmallExplosion.instance()
26	get_parent().add_child(se)
27	se.transform = transform
28	queue_free()