Comets.gd/scripts/ship.gd

extends RigidBody2D

@export var engine_power := 16000.0
@export var spin_power := 200000.0

@onready var screensize = self.get_viewport_rect().size

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

var thrust := Vector2.ZERO
var rotation_direction := 0
var can_shoot := false

func shoot_gun(pos : Vector2, dir : Vector2, rot : float) -> void:
	var bullet = BULLET.instantiate()
	bullet.position = pos
	bullet.direction = dir
	bullet.rotation = rot
	add_child(bullet)
	can_shoot = false
	$ShotCooldown.start()

func get_input() -> void:
	thrust = Vector2.ZERO
	if Input.is_action_pressed("ui_up"):
		thrust = self.transform.x * engine_power
	rotation_direction = Input.get_axis("ui_left", "ui_right")

func _integrate_forces(state: PhysicsDirectBodyState2D) -> void:
	var xform := state.transform
	xform.origin.x = wrapf(xform.origin.x, 0 , screensize.x)
	xform.origin.y = wrapf(xform.origin.y , 0, screensize.y)
	state.transform = xform

func _physics_process(delta: float) -> void:
	get_input()
	self.constant_force = thrust * delta
	self.constant_torque = rotation_direction * spin_power * delta

func _on_shot_cooldown_timeout() -> void:
	can_shoot = true