/* global jQuery */
/* global belise_ms_params */

jQuery(document).ready(function () {
    'use strict';

    var theme_conrols = jQuery( belise_ms_params.theme_conrols );
    var multi_select = jQuery( belise_ms_params.multi_select );
    theme_conrols.on( 'click', '.belise-categories-multiple-select', function () {
        if( jQuery(this).children(':selected').val() === 'random' ){
            multi_select.val('random');
        } else if ( jQuery(this).children(':selected').length === 0 ){
            multi_select.val('none');
        } else {
            var values = multi_select.val();
            if (values.length > 1) {
                var index = values.indexOf('none');
                if (index > -1) {
                    values.splice(index, 1);
                }
                multi_select.val(values);

                index = values.indexOf('random');
                if (index > -1) {
                    values.splice(index, 1);
                }
                multi_select.val(values);
            }
        }
        jQuery(this).trigger('change');
        event.preventDefault();
    });
});