punch flip sprite issue

extends KinematicBody

onready var AS = $AnimatedSprite3D
var velocity = Vector3()
export var speed = 3
export var gravity = 20
export var jump = 7
var isAttacking = false




func _process(delta):
	_gravity(delta)
	_is_on_floor()
	var input_vector = Vector3.ZERO
	if is_on_floor():
		input_vector.x = Input.get_action_strength("ui_right") - Input.get_action_strength("ui_left")
		input_vector.z = Input.get_action_strength("ui_up") - Input.get_action_strength("ui_down")
		input_vector = input_vector.normalized()


	if input_vector != Vector3.ZERO:
		velocity.x = input_vector.x * speed
		velocity.z = input_vector.z * -speed
		AS.play("walk")
		isAttacking = false





	else:
		if not is_on_floor():
			velocity.y -= gravity * delta
#			if Input.is_action_pressed("ui_right"):
			velocity.z = 0
			isAttacking = false



		else:
			velocity.x = 0
			velocity.y = 0
			AS.play("idle")
			isAttacking = false


	if velocity.x > 0:
		$AnimatedSprite3D.flip_h = false
		scale.x = 1
	elif velocity.x < 0:
		$AnimatedSprite3D.flip_h = false
		scale.x = - 1





func _gravity(delta):
	var input_vector = Vector3.ZERO


func _is_on_floor():
	if Input.is_action_pressed("jump") and is_on_floor():
		velocity.y = jump
		velocity.z = 0
		AS.play("jump")
		isAttacking = false

	velocity = move_and_slide(velocity, Vector3.UP)