extends CharacterBody2D

var base_speed = 100

var speed
var bullet_speed
var ammunition
var damage

var incoming_damage
var bullet_delay
var size = 100
var tax

var reloading = false

var remaining_bullets = 7

var health = 100

var money = 0

var score = 0

var reload_speed = 0.1

var bullet_timer = 0

@onready var sprite = $CollisionShape2D/Sprite2D
@onready var collision = $CollisionShape2D

@export var inventory : Control

@export var bullet_scene : PackedScene

func _physics_process(delta):
	bullet_timer -= delta
	velocity = Vector2(0,0)
	if Input.is_action_pressed("left"):
		velocity.x += -1
	if Input.is_action_pressed("right"):
		velocity.x += 1
	if Input.is_action_pressed("up"):
		velocity.y += -1
	if Input.is_action_pressed("down"):
		velocity.y += 1
		
	if Input.is_mouse_button_pressed(MOUSE_BUTTON_LEFT):
		spawn_bullet()
	
	velocity = velocity.normalized() * speed*base_speed*delta
	
	move_and_slide()
	sprite.global_position = Vector2i(global_position)
	
	collision.scale = Vector2(0.3,0.3)*(pow(size,0.2))
	
	if bullet_timer < 0 and reloading:
		remaining_bullets += 1
		bullet_timer = reload_speed
		if remaining_bullets >= ammunition:
			reloading = false
			bullet_timer = 0.1*pow(bullet_delay,0.4)
		inventory.update_stats()

func reload():
	reloading = true

	
func spawn_bullet():
	if bullet_timer > 0 or reloading: return
	
	var new_bullet = bullet_scene.instantiate()
	new_bullet.direction = global_position.direction_to(get_global_mouse_position())
	new_bullet.position = position
	new_bullet.damage = damage
	new_bullet.speed = sqrt(bullet_speed)
	
	get_tree().root.add_child(new_bullet)
	
	bullet_timer = 0.1*pow(bullet_delay,0.4)
	remaining_bullets -= 1
	
	inventory.update_stats()
	
	if remaining_bullets <= 0:
		reload()
		return