// URL for the WP Admin
let url_admin:string = window.location.origin + '/wp/wp-admin/admin-ajax.php';

/**
 * getExpert
 * Retrieve the expert custom post type matching the parameter
 * The SQL query is done in `lib/posts.php` and perform a simple WP_Query
 * to get 1 post
 * Note: only 1 parameter at the time will be used because when the user
 * selects an option in a list on the site, the other filter lists reset
 * @param service
 * @param sector
 * @param office
 */
const getExpert = ( service:number, sector:number, office:number ) => {
    // Fallback for IE versions that don't support window.location
    if ( !window.location.origin ) {
        url_admin = window.location.protocol + '//' + window.location.hostname + (window.location.port ? ':' + window.location.port: '');
    }

    // Prepare the data for the request
    let data: Object = {
        'action'        : 'load_expert',
        'service'       : service,
        'sector'        : sector,
        'office'        : office
    };


    // Send the AJAX request that will be handled by "lib/posts.php"
    $.ajax({
        url: url_admin,
        type: 'POST',
        data: data
    })
    .done( function( html ) {
        // Add the new expert markup in the overlay
        $expert_container.append( html );

        // Hide the loader
        $loader.fadeOut( 150, function() {
            // Once the loader is hidden, show the new expert
            $expert_container.find( '.expert-overlay-preview' ).fadeIn( 500 );
        });
    })
    .fail( function( jqXHR, textStatus, errorThrown ) {
        console.log( 'textStatus = ' + textStatus );
        console.log( 'errorThrown = ' + errorThrown );
    });