extends CharacterBody3D

const SPEED = 2.5
const JUMP_VELOCITY = 4.5

var walk_animation_time = 0
var face_rotation = null
var face_left = false

@onready var game = get_parent()
@onready var camera = game.get_node("PlayerCamera")

func _ready() -> void:
	$DreamerBody.look_at(game.get_node("PlayerCamera").global_position)
	$DreamerBody.rotation.x = 0
	face_rotation = $DreamerBody.rotation.y

func _physics_process(delta: float) -> void:
	if not is_on_floor():
		velocity += get_gravity() * delta
		
	var viewport_size = (get_viewport().get_visible_rect().size / 2.0)
	
	if face_left:
		$DreamerBody.rotation.y = face_rotation + deg_to_rad(180)
	else:
		$DreamerBody.rotation.y = face_rotation
		
	#$DreamerBody/Body/ArmPivot.rotation.z = viewport_size.angle_to_point(get_viewport().get_mouse_position())
	
	if Input.is_action_pressed("jump") and is_on_floor():
		velocity.y = JUMP_VELOCITY
		$DreamerBody/Animator.set("parameters/jump/request", AnimationNodeOneShot.ONE_SHOT_REQUEST_FIRE)

	var input_dir := Input.get_vector("move_left", "move_right", "move_up", "move_down")
	if input_dir.x > 0:
		face_left = false
	if input_dir.x < 0:
		face_left = true
	
	var direction := (transform.basis * Vector3(input_dir.y + input_dir.x, 0, input_dir.y - input_dir.x)).normalized()
	if direction:
		velocity.x = direction.x * SPEED
		velocity.z = direction.z * SPEED
		
		$DreamerBody/Animator.set("parameters/walk/blend_amount", abs(direction.length()))
	else:
		
		velocity.x = move_toward(velocity.x, 0, SPEED)
		velocity.z = move_toward(velocity.z, 0, SPEED)
		
		$DreamerBody/Animator.set("parameters/walk/blend_amount", 0)
		
	if direction and is_on_floor():
		walk_animation_time += delta * 25
		
		$DreamerBody.position.y = sin(walk_animation_time + 1) / 16
		$DreamerBody.rotation.z = sin(walk_animation_time / 2) / 16
	else:
		walk_animation_time = 0
		
		$DreamerBody.rotation.z /= 1 + (delta * 2.5)
		
		$DreamerBody.position.y /= 1 + (delta * 12)
		
	if is_on_floor():
		$DreamerBody/Animator.set("parameters/fall/blend_amount", 0)
		$DreamerBody/Animator.set("parameters/leap/blend_amount", 0)
	else:
		if velocity.y < 0:
			$DreamerBody/Animator.set("parameters/fall/blend_amount", 1)
			$DreamerBody/Animator.set("parameters/leap/blend_amount", 0)
		else:
			$DreamerBody/Animator.set("parameters/fall/blend_amount", 0)
			$DreamerBody/Animator.set("parameters/leap/blend_amount", 1)

	move_and_slide() 
	
		
	$Shadow.global_position.y = $Floorcast.get_collision_point().y + 0.01