extends CharacterBody3D


const SPEED = 5.0
const JUMP_VELOCITY = 4.5

@export var CAMERA_SPEED = 0.01
@onready var camera := $Camera
@onready var camera3d := $Camera/Camera3D
var is_going= false
var num = 0
var img_num

# se vede un qualsiasi input
func _unhandled_input(event: InputEvent) -> void:
	if event is InputEventMouseButton: 
		Input.set_mouse_mode(Input.MOUSE_MODE_CAPTURED)
	elif event.is_action_pressed("ui_cancel"):
		Input.set_mouse_mode(Input.MOUSE_MODE_VISIBLE)
	if Input.get_mouse_mode() == Input.MOUSE_MODE_CAPTURED:
		if event is InputEventMouseMotion:
			camera.rotate_y(-event.relative.x * CAMERA_SPEED)
			camera3d.rotate_x(-event.relative.y * CAMERA_SPEED)
			camera3d.rotation.x = clamp(camera3d.rotation.x, deg_to_rad(-50), deg_to_rad(60))
			
func _input(event: InputEvent) -> void:
	if event.is_action_pressed("fotocamera"):
		is_going = true
	if event.is_action_released("fotocamera"):
		is_going= false
	if event.is_action_pressed('screenshot') and is_going: 
			take_screenshot()
			num+=1
			print(num)

func take_screenshot() -> void:
	img_num = str(num)
	get_viewport().get_texture().get_image().save_png('screenshot/image'+img_num+'.png')
	num+=1
	print(num)

func _physics_process(delta: float) -> void:
	# Add the gravity.
	if not is_on_floor():
		velocity += get_gravity() * delta

	# Handle jump.
	if Input.is_action_just_pressed("ui_accept") and is_on_floor():
		velocity.y = JUMP_VELOCITY

	# Get the input direction and handle the movement/deceleration.
	# As good practice, you should replace UI actions with custom gameplay actions.
	var input_dir := Input.get_vector("left", "right", "up", "down")
	var direction = (camera.transform.basis * Vector3(input_dir.x, 0, input_dir.y)).normalized()
	if direction:
		velocity.x = direction.x * SPEED
		velocity.z = direction.z * SPEED
	else:
		velocity.x = move_toward(velocity.x, 0, SPEED)
		velocity.z = move_toward(velocity.z, 0, SPEED)

	move_and_slide()