#@tool
#@icon(icon_path: String)
#class_name MyNode
extends CharacterBody2D
## Documentation comments

#signal
enum FaceDirection {LEFT, RIGHT}
#const
@export_range(0, 360, 1.0, "radians_as_degrees") var rotation_speed: float = 0.0 ## degrees per second

var input_vector: Vector2
var facing_right: bool = true: set = set_facing_right
var tilt: float = 0.0
var tilt_power: float = 0.0

@onready var shark_sprite: AnimatedSprite2D = $SharkSprite
@onready var shark_collider: CollisionShape2D = $SharkCollider
@onready var shark_cam: Camera2D = $SharkCam

## OVERRIDES

func _ready() -> void:
	pass

func _process(_delta: float) -> void:
	if facing_right:
		tilt = clamp(rotation, -1.0, 1.0)
	else:
		tilt = -clamp(rotation, -1.0, 1.0)

func _physics_process(delta: float) -> void:
	# handle left-right movement
	input_vector.x = Input.get_axis("left", "right")
	# flip sprite if needed
	if abs(input_vector.x) > 0: # moving horizontally
		if input_vector.x > 0: # moving right
			facing_right = true
		elif input_vector.x < 0: # moving left
			facing_right = false
	# handle up/down tilt
	input_vector.y = Input.get_axis("up", "down")
	if abs(input_vector.y) > 0: # attempting to tilt
		if input_vector.y < 0: # attempting to tilt up (up is negative)
			if tilt > -1.0: # able to tilt further up
				#tilt = rotate_toward(tilt, (-PI/2), rotation_speed * delta)
				if facing_right: # tilting up means negative rotation
					rotate(-rotation_speed * delta)
				else: # tilting up means positive rotation
					rotate(rotation_speed * delta)
		elif input_vector.y > 0: # attempting to tilt down (up is negative)
			if tilt < 1.0: # able to tilt further down
				#tilt = rotate_toward(tilt, (PI/2), rotation_speed * delta)
				if facing_right: # tilting down means positive rotation
					rotate(rotation_speed * delta)
				else: # tilting down means negative rotation
					rotate(-rotation_speed * delta)


## CORE

## PRIVATE/HELPER

## RECEIVERS

## SETTERS/GETTERS
func set_facing_right(is_facing_right: bool) -> void:
	if facing_right != is_facing_right:
		rotation = -rotation
		if is_facing_right == true:
			shark_sprite.flip_h = true
		else:
			shark_sprite.flip_h = false
		facing_right = is_facing_right