extends CharacterBody3D


const SPEED = 5.0
const JUMP_VELOCITY = 4.5
@export var horiz_sens = 0.25
@export var vert_sens = 0.25


var holding: WeakRef = weakref(null)

# Get the gravity from the project settings to be synced with RigidBody nodes.
var gravity = ProjectSettings.get_setting("physics/3d/default_gravity")

func _ready():
	Input.mouse_mode = Input.MOUSE_MODE_CAPTURED
	$CameraMount.global_rotation.x = clampf($CameraMount.global_rotation.x, deg_to_rad(-60), deg_to_rad(-11))
	
	
func _process(_delta):
	# Brings your mouse out of the window if you press escape. Add pause screen function here?
	if Input.is_action_pressed("ui_cancel"):
		Input.mouse_mode = Input.MOUSE_MODE_VISIBLE
		

func _input(event):
	# Handle the rotation of the camera using mouse movement.
	if event is InputEventMouseMotion:
		rotate_y(deg_to_rad(-event.relative.x * horiz_sens))
		$CameraMount.rotate_x(deg_to_rad(-event.relative.y * vert_sens))
		$grape_man.rotate_y(deg_to_rad(event.relative.x * horiz_sens))
		$CameraMount.global_rotation.x = clampf($CameraMount.global_rotation.x, deg_to_rad(-60), deg_to_rad(-11))
		
	if Input.is_action_just_pressed("ui_accept"):
		var obj = holding.get_ref()
		if obj:
			holding = weakref(null)
		else:
			$grape_man.pickup()
		
	
	

func _physics_process(delta):
	if $grape_man.pickup_animation_in_progress:
		return
	
	# Add the gravity.
	if not is_on_floor():
		velocity.y -= gravity * delta


	# 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("ui_left", "ui_right", "ui_up", "ui_down")
	
	
	
	
	var direction = (transform.basis * Vector3(input_dir.x, 0, input_dir.y)).normalized()
	if direction:
		velocity.x = direction.x * SPEED
		velocity.z = direction.z * SPEED
		$grape_man.look_at(Vector3(
			$grape_man.global_position.x - velocity.x,
			$grape_man.global_position.y,
			$grape_man.global_position.z - velocity.z,
			))
		if holding.get_ref():
			$grape_man.walk_hold()
		else:
			$grape_man.walk_empty()
	else:
		if holding.get_ref():
			$grape_man.idle_hold()
		else:
			$grape_man.idle_empty()
		velocity.x = move_toward(velocity.x, 0, SPEED)
		velocity.z = move_toward(velocity.z, 0, SPEED)

	move_and_slide()


func _on_grape_man_anim_check_grab(_position):
	holding = weakref(self)