Comets.gd/scripts/ship.gd

extends CharacterBody2D

# TODO: Add the ability to "warp"
# TODO: Tweak speed and shoot time values

const BULLET = preload("res://scenes/bullet.tscn")

@export var accleration := 90.0
@export var max_speed := 350.0
@export var rotation_speed := 200.0

var can_shoot := true

func _physics_process(delta: float) -> void:
	# Controls
	var accleration_direction := Vector2(0, Input.get_axis("ui_up", "ui_down"))
	var rotation_direction := Input.get_axis("ui_left", "ui_right")

	if Input.is_action_pressed("ui_accept") and can_shoot:
		fire_gun($Gun.global_position, self.global_rotation)

	# Movement Logic
	## Accleration
	velocity += accleration_direction.rotated(rotation) * accleration * delta
	velocity.limit_length(max_speed)
	### Slowly stops movement if no accleration
	if accleration_direction.y == 0:
		velocity = velocity.move_toward(Vector2.ZERO, 1)

	## Rotation
	rotate(deg_to_rad(rotation_direction * rotation_speed * delta))
	move_and_slide()

	# Screen Wrap
	var viewport_size := get_viewport_rect().size
	position.x = wrap(position.x, 0, viewport_size.x)
	position.y = wrap(position.y, 0,viewport_size.y)

func fire_gun(pos : Vector2, rot : float) -> void:
	var bullet = BULLET.instantiate()
	bullet.position = pos
	bullet.rotation = rot
	$Projectiles.add_child(bullet)
	$ShootSounds.play()
	can_shoot = false
	$ShotCooldown.start()

func crash():
	# TODO: Maybe emit a signal that the main game node listens for "game over" state
	$AnimationPlayer.play("crash")


func _on_shot_cooldown_timeout() -> void:
	can_shoot = true