extends Area2D
class_name player

#setting up signals
signal spawn_laser(location)
signal spawn_missile(location)

#loading the muzzle position on load
@onready var muzzle = $muzzle

#speed, health and direction, direction is for future animations vector sets up an Axis.
var speed = 250
var health = 3
var direction = "none"
var input_vector = Vector2()

var missile_total = 3
var missile_current = 3
#mostly movement stuff below, + some firing commands, check happens between every frame
func _physics_process(delta):
	input_vector.x = 0
	if Input.is_action_pressed("move_right"):
		input_vector.x += 1
		direction = "right"
	if Input.is_action_pressed("move_left"):
		input_vector.x -= 1
		direction = "left"
	
	input_vector.y = 0
	if Input.is_action_pressed("move_forward"):
		#print("fwd")
		input_vector.y -= 1
	if Input.is_action_pressed("move_back"):
		input_vector.y += 1
	global_position += input_vector * speed * delta
	
	if Input.is_action_just_pressed("shoot"):
		$AnimatedSprite2D.play("shoot")
		shoot_laser()
		#$AnimatedSprite2D.play("default")
		
	#Missile launching signal
	if Input.is_action_just_pressed("fire_missile"):
		if missile_current > 0:
			$AnimatedSprite2D.play("shoot")
			shoot_missile()
			missile_current -= 1
			print(str(missile_current))
		else:
			print("No Missiles")

#if entering an area with enemy, DO damage.
func take_damage(damage):
	health -= damage
	get_tree().current_scene.player_health(health)
	if health <= 0:
		get_tree().current_scene.player_health(health)
		queue_free()

#if entering an area with enemy = collision, does 1 damage
func _on_area_entered(area):
	if area.is_in_group("enemies"):
		area.take_damage(1)

#sends laser shoot command to worl + muzzle position
func shoot_laser():
	emit_signal("spawn_laser",muzzle.global_position)

#sends missile launch command to world + muzzle position
func shoot_missile():
	emit_signal("spawn_missile",muzzle.global_position)


func refil_missiles():
	if missile_current < missile_total:
		missile_current = missile_total
	else:
		pass