extends Area2D

@export var speed: int = 150
@export var shield_max: int = 10

var shield: int = 0: set = shield_set
var can_shoot: bool = true
var is_shooting: bool = false

var weapon_current = load("res://scenes/stock_weapon.tscn")
var weapon_cooldown = Timer
var weapon_rate: float = 0.1
var weapon_timer: float = 0.0
  
@onready var screensize = get_viewport_rect().size
  
func _process(delta):
  var input = Input.get_vector("left", "right", "up","down")
  
  #TODO: sprite frame change on x axis
  #if input.x > 0:
        #$Ship.frame = 2
        #$Ship/Boosters.animation = "right"
    #elif input.x < 0:
        #$Ship.frame = 0
        #$Ship/Boosters.animation = "left"
    #else:
        #$Ship.frame = 1
        #$Ship/Boosters.animation = "forward"
        
  position += input * speed * delta
  position = position.clamp(Vector2(12,12), screensize - Vector2(12,12))
  
  if Input.is_action_pressed("shoot"):
    print("Spacebar pressed!")
    is_shooting = true
  else: 
    is_shooting = false
  
  if is_shooting == true:
    weapon_timer += delta
    print(weapon_timer)
    if weapon_timer >= weapon_rate:
      shoot()
      weapon_timer = 0.0
  
  if is_shooting == false: return

func shield_set(_value: int):
  return


func _on_weapon_cooldown_timeout() -> void:
  #print("You can shoot again!")
  #can_shoot = true
  return


func shoot():
  
  #if not can_shoot: return
  #if can_shoot: 
  var bullet = weapon_current.instantiate()
  bullet.position = self.position + Vector2(0,-12)
  get_tree().root.add_child(bullet)
  weapon_rate = bullet.shot_data.rate
  prints(bullet.shot_data.shot_name, "weapon fired") #Print which weapon is firing
  #weapon_cooldown = $WeaponCooldown
  #weapon_cooldown.wait_time = bullet.shot_data.cooldown
  #weapon_cooldown.start()
  #can_shoot = not can_shoot
    



#I track the vertical distance the last bullet traveled relative to the ship:
#
#travel += bulletSpeed*dt + (Ship.y - prevShipY)
#set prevShipY to Ship.y
#
#when travel > spacing -> fire bullet and 
#
#set travel -= spacing
#
#(where spacing is the distance you want bullets to be apart, in pixels)