if($('#group_1').length > 0) {
    var size_group = 1;
} else if($('#group_5').length > 0) {
    var size_group = 5;
} else if($('#group_6').length > 0) {
    var size_group = 6;
}
var width_group = 4;
var color_group = 3;

if($('.product-variants-item').length > 0) {
    $(document).ready(function () {

        $('body').on('click', 'a.select_size', function () {
          //  if(!$(this).hasClass('disabled')) {
                var size = $(this).data('id');
                $('#group_'+size_group).val(size);
                $('#group_'+size_group).trigger('change');
          //  } else {
          //      return false;
           // }
        });

        $(document).ajaxComplete(function (event, xhr, settings) {
            checkStocks();
        });


        function checkStocks() {
            $('a.select_size').each(function () {
                var id_attribute = $(this).data('id') + '';
                var width_attribute = $('#group_'+width_group).val() + '';
                var color_attribute = $('input[name="group['+color_group+']"]:checked').val() + '';
                var stock = 0;
                var q=0;


                for (var i = 0; i < customsizesstocks.length; i++) {

                    if ($.inArray(width_attribute, customsizesstocks[i]["attributes"]) != -1 && $.inArray(id_attribute, customsizesstocks[i]["attributes"]) != -1 && $.inArray(color_attribute, customsizesstocks[i]["attributes"]) != -1 && parseInt(customsizesstocks[i]['quantity']) > 0) {
                        stock = 1;
                        q = customsizesstocks[i]['quantity'];
                        break;
                    }
                }

                if (stock === 1) {
                    $(this).removeClass('disabled');
                    $(this).attr('title',q+' '+customsizes_in_stock);
                } else {
                    $(this).addClass('disabled');
                    $(this).attr('title',customsizes_out_of_stock);
                }

            });
        }

        checkStocks();

        $('body').on('click', 'a.select_size', function () {
            return false;
        });
    });
}