/* --------------------------------------------------------------
 delete_parcel_service.js 2016-07-27
 Gambio GmbH
 http://www.gambio.de
 Copyright (c) 2016 Gambio GmbH
 Released under the GNU General Public License (Version 2)
 [http://www.gnu.org/licenses/gpl-2.0.html]
 --------------------------------------------------------------
 */

/**
 * Delete Parcel Service Controller
 */
gx.controllers.module('delete_parcel_service', ['xhr'], function () {

    'use strict';

    // ------------------------------------------------------------------------
    // VARIABLES
    // ------------------------------------------------------------------------

    /**
     * Module Selector
     *
     * @type {jQuery}
     */
    const $this = $(this);

    /**
     * Parcel service list element.
     *
     * @type {jQuery}
     */
    const $parcelServiceList = $('#parcel_services_wrapper');

    /**
     * Module data set.
     *
     * @type {Object}
     */
    const dataset = $this.data();

    /**
     * Module Instance
     *
     * @type {Object}
     */
    const module = {};

    // ------------------------------------------------------------------------
    // EVENT HANDLERS
    // ------------------------------------------------------------------------

    /**
     * Handles the button click event in parcel services removal confirmation modal.
     * @param {Event} event Triggered event.
     */
    const _handleDeleteAction = event => {
        // Clicked button element.      
        const $button = $(event.target);

        // CSS class to indicate already clicked button.
        const activeButtonClass = 'active';

        // AJAX request URL.
        const url = 'request_port.php?module=ParcelServices&action=delete_parcel_service';

        // AJAX request POST data.
        const data = {
            'parcel_service_id': dataset.lightboxParams.parcel_service_id,
            'page_token': dataset.lightboxParams.page_token
        };

        // Prevent default behavior and prevent event bubbling.
        event.preventDefault();
        event.stopPropagation();

        // Exit immediately if button has been already clicked.
        if ($button.hasClass(activeButtonClass)) {
            return false;
        }

        // Mark button as clicked to prevent multiple clicks. 
        $button.addClass(activeButtonClass);

        // Perform AJAX POST request.
        const request = jse.libs.xhr.post({url, data});

        // AJAX request success handler.
        request.done(response => {
            $parcelServiceList.html(response.html);
            $.lightbox_plugin('close', dataset.lightboxParams.identifier);
        });

        // AJAX request error handler.
        request.fail((jqXHR, exception) => $.lightbox_plugin('error', dataset.lightboxParams.identifier, jqXHR, exception));

    };

    // ------------------------------------------------------------------------
    // INITIALIZATION
    // ------------------------------------------------------------------------

    module.init = done => {
        $this.on('click', '.delete', _handleDeleteAction);
        done();
    };

    return module;
});