Increase-decrease input value

incdec.html

jQuery(document).on('click', '.jq_decrease, .jq_increase', function(){
		var current_action = jQuery(this).data('quantity');
		var pevious_val = jQuery(this).parent('.quantity_box').find('.jq_qty input').val();

		if(current_action == 'increase'){
			var qty_item = parseInt(pevious_val) + parseInt(1);
		}else if(current_action == 'decrease'){
			if(parseInt(pevious_val) - parseInt(1) <= parseInt(0)){
				var qty_item = 0;
			}else{
				var qty_item = parseInt(pevious_val) - parseInt(1);
			}
		}
		jQuery(this).parent('.quantity_box').find('.jq_qty input').val(qty_item).trigger('change');
});
<div class="product__quantity quantity_box">
                                                    <div class="decrease jq_decrease product__quantity-btn product__quantity-btn--remove" data-quantity="decrease">
                                                        <img src="assets/images/i-remove.svg" alt="Remove" class="product__quantity-btn-icon">
                                                    </div>


                                                    <div class="qty jq_qty product__quantity-total">
                                                        <!-- <p class="product__quantity-total-label">@if ($product->id){{ $product->qty }}@else {{0}} @endif</p> -->
                                                        <input class="product__quantity-total-label" type="number" min="0" max="999" value="@if ($product->id){{ $product->qty }}@else {{0}} @endif" disabled name="quantity">
                                                    </div>

                                                    <div class="increase jq_increase product__quantity-btn product__quantity-btn--add" data-quantity="increase">
                                                        <img src="assets/images/i-add.svg" alt="Add" class="product__quantity-btn-icon">
                                                    </div>