Enemy.gd

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`11a2e1d9` 2023-10-31 Pavel Safronov	1	extends CharacterBody2D
`b856550a` 2023-10-30 Pavel Safronov	2
`11a2e1d9` 2023-10-31 Pavel Safronov	3	@onready var ray_cast_2d: RayCast2D = $RayCast2D
	4	@onready var scene_tree: SceneTree = get_tree()
`614e7fb1` 2023-10-31 Pavel Safronov	5	const utils = preload("res://Utils.gd")
`c6faad15` 2023-10-31 Pavel Safronov	6	var Explosion = preload("res://Explosion.tscn")
`b856550a` 2023-10-30 Pavel Safronov	7
`11a2e1d9` 2023-10-31 Pavel Safronov	8	@export var move_speed = 100
	9	@export var health: int = randi() % 8 + 2
	10	@export var max_health = 10
`b856550a` 2023-10-30 Pavel Safronov	11
	12	var dead = false
	13
`614e7fb1` 2023-10-31 Pavel Safronov	14	func _process(delta: float) -> void:
	15	$Graphics/Alive/Container/HealthLabel.text = "%s / %s" % [health, max_health]
	16	$Graphics/Alive/Container.global_rotation = 0
	17
`b856550a` 2023-10-30 Pavel Safronov	18	func _physics_process(delta: float) -> void:
	19	if dead:
	20	return
	21	var players = scene_tree.get_nodes_in_group("player")
`11a2e1d9` 2023-10-31 Pavel Safronov	22	var player: CharacterBody2D = players[0]
`b856550a` 2023-10-30 Pavel Safronov	23	var dist_to_player = global_position.distance_to(player.global_position)
	24
	25	var dir_to_player = global_position.direction_to(player.global_position)
	26	var angle_to_player = dir_to_player.angle() + PI / 2.0
`614e7fb1` 2023-10-31 Pavel Safronov	27	var vel = dir_to_player * move_speed
`b856550a` 2023-10-30 Pavel Safronov	28	global_rotation = angle_to_player
`11a2e1d9` 2023-10-31 Pavel Safronov	29	move_and_slide()
`b856550a` 2023-10-30 Pavel Safronov	30
`11a2e1d9` 2023-10-31 Pavel Safronov	31	var ray_length = ray_cast_2d.target_position.length()
`b856550a` 2023-10-30 Pavel Safronov	32	if ray_cast_2d.is_colliding() and ray_cast_2d.get_collider() == player and dist_to_player < (ray_length + 5):
	33	player.hurt()
`11a2e1d9` 2023-10-31 Pavel Safronov	34	var push = to_global(ray_cast_2d.target_position) - to_global(Vector2.ZERO)
`b856550a` 2023-10-30 Pavel Safronov	35	player.position += (push * 2)
`11a2e1d9` 2023-10-31 Pavel Safronov	36	player.move_and_slide()
`b856550a` 2023-10-30 Pavel Safronov	37
	38	func hurt():
	39	if dead:
	40	return
`614e7fb1` 2023-10-31 Pavel Safronov	41	utils.log("zombie is hurt, health was ", health)
`b856550a` 2023-10-30 Pavel Safronov	42	health -= 1
	43	if health <= 0:
	44	kill()
	45
	46	func kill():
	47	if dead:
	48	return
`614e7fb1` 2023-10-31 Pavel Safronov	49	utils.log("zombie is dead")
`b856550a` 2023-10-30 Pavel Safronov	50	dead = true
	51	$Graphics/Alive.hide()
`11a2e1d9` 2023-10-31 Pavel Safronov	52	var explosion = Explosion.instantiate()
	53	explosion.connect("explosion_done", Callable(self, "_on_death_explosion_finished"))
`c6faad15` 2023-10-31 Pavel Safronov	54	$Graphics.add_child(explosion)
`b856550a` 2023-10-30 Pavel Safronov	55	$CollisionPolygon2D.disabled = true
	56	z_index = -1
`c6faad15` 2023-10-31 Pavel Safronov	57
	58	func _on_death_explosion_finished():
	59	utils.log("removing zombie after explosion finished")
`b856550a` 2023-10-30 Pavel Safronov	60	queue_free()