class_name Player extends CharacterBody2D
signal pushSignal(body,direction)
signal shootSignal(markerPosition, speed)

@onready var right_cast: RayCast2D = $RightCast
@onready var left_cast: RayCast2D = $LeftCast
@onready var right_bullet_spawn: Marker2D = $RightBulletSpawn
@onready var left_bullet_spawn: Marker2D = $LeftBulletSpawn

var pushRightEnabled = false
var pushLeftEnabled = false
var pushTarget
var pushTimer = 0

const SPEED = 300.0
const JUMP_VELOCITY = -400.0

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

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_up") and is_on_floor():
		velocity.y = JUMP_VELOCITY
	
	# Handle shove
	if Input.is_action_just_pressed("shove"):
		print("Shove pressed")
		pushTimer = Time.get_ticks_msec()
	if Input.is_action_just_released("shove"):
		var pushForce = Time.get_ticks_msec() - pushTimer
		if pushForce > 4000:
			pushForce = 4000
		if pushRightEnabled and facing == FaceDirection.RIGHT:
			pushSignal.emit(pushTarget, Vector2(1,0) * 100 * (pushForce/100))
		if pushLeftEnabled and facing == FaceDirection.LEFT:
			pushSignal.emit(pushTarget, Vector2(-1,0) * 100 * (pushForce/100))
			
	# Handle shoot
	if Input.is_action_just_pressed("shoot"):
		print("Shoot pressed")
		match facing:
			FaceDirection.RIGHT:
				shootSignal.emit(right_bullet_spawn.global_transform, 800)
			FaceDirection.LEFT:
				shootSignal.emit(left_bullet_spawn.global_transform, 800)

	# 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.RIGHT
		else:
			facing = FaceDirection.LEFT
	else:
		velocity.x = move_toward(velocity.x, 0, SPEED)

	move_and_slide()
	# Collision detection needs to happen AFTER move_and_slide calculation
	if right_cast.is_colliding():
		print("Right raycast collision")
		var collider = right_cast.get_collider()
		if collider is Node:
			pushRightEnabled = true
			pushTarget = collider
	else:
		pushRightEnabled = false
		
	if left_cast.is_colliding():
		print("Left raycast collision")
		var collider = left_cast.get_collider()
		if collider is Node:
			pushLeftEnabled = true
			pushTarget = collider
	else:
		pushLeftEnabled = false
		
	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() * 100)
			pushSignal.emit(c.get_collider(),-c.get_normal() * 100)