class_name Player extends CharacterBody2D

# raycasts
@onready var right_cast: RayCast2D = $RightCast
@onready var left_cast: RayCast2D = $LeftCast

# spawn points
@onready var right_spawn: Node2D = $RightSpawn
@onready var left_spawn: Node2D = $LeftSpawn

const SPEED = 300.0
const JUMP_VELOCITY = -400.0

@export var bump_power = 50.0
@export var shove_power = 500.0
@export var lift_power = -0.3

enum FaceDirection{LEFT, RIGHT}
var facing : FaceDirection = FaceDirection.RIGHT

var push_target:RigidBody2D
var push_enabled:bool = false

func _physics_process(delta: float) -> void:
	# Add the gravity.

	if not is_on_floor():
		velocity += get_gravity() * delta

	
	handle_input()
	move_and_slide()
	handle_collisions()
	

func handle_input() -> void:
	if Input.is_action_just_pressed('shoot'):
		print('Shoot a bullet')
		if facing == FaceDirection.LEFT:
			%SceneManager.make_bullet(left_spawn.global_transform, -700)
		if facing == FaceDirection.RIGHT:
			%SceneManager.make_bullet(right_spawn.global_transform, 700)
		
	if Input.is_action_just_pressed("shove") && push_enabled:
		print('Shove off!')
		if facing == FaceDirection.LEFT:
			print('facing left')
			push_target.apply_central_impulse(Vector2(-1,lift_power) * shove_power)
			push_enabled = false
		
		if facing == FaceDirection.RIGHT:
			print('facing right')
			push_target.apply_central_impulse(Vector2(1,lift_power) * shove_power)
			push_enabled = false
	# 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 direction := Input.get_axis("ui_left", "ui_right")
	if direction:
		velocity.x = direction * SPEED
		if direction < 0:
			facing = FaceDirection.LEFT
		if direction > 0:
			facing = FaceDirection.RIGHT
		
	else:
		velocity.x = move_toward(velocity.x, 0, SPEED)
	
func update_movement() -> void:
	pass
	
func update_states() -> void:
	pass

func handle_collisions() -> void:
	for i in get_slide_collision_count():
		var c = get_slide_collision(i)
		if c.get_collider() is RigidBody2D:
			c.get_collider().apply_central_impulse(-c.get_normal() * bump_power)
	
	if right_cast.is_colliding() && facing==FaceDirection.RIGHT:
		print('right raycast is hitting something')
		var collider = right_cast.get_collider()
		if collider is Node && collider is RigidBody2D:
			print('I think it is a crate')
			push_target = collider
			push_enabled = true
			
	if left_cast.is_colliding() && facing == FaceDirection.LEFT:
		print('left raycast is hitting something')
		var collider = left_cast.get_collider()
		if collider is Node && collider is RigidBody2D:
			print('I think its a crate!')
			push_target = collider
			push_enabled = true
			
	if not right_cast.is_colliding() and not left_cast.is_colliding():
		push_enabled = false