/**
 * File: PageSpeed_Widget_View.js
 *
 * JavaScript for the PageSpeed dashboard widget.
 *
 * @since 2.3.0 Update to utilize OAuth2.0 and overhaul of feature.
 *
 * @global w3tcData Localized data.
 */
jQuery(document).ready(function ($) {
  /**
   * Analyze homepage via AJAX to Google PageSpeed Insights.
   *
   * @since 2.0.0
   *
   * @param boolean nocache Flag to enable/disable results cache.
   *
   * @return void
   */
  function w3tcps_load(nocache) {
    $(".w3tcps_loading")
      .removeClass("w3tc_none")
      .find(".spinner")
      .addClass("is-active");
    $(".w3tcps_timestamp_container").addClass("w3tc_none");
    $(".w3tcps_buttons").addClass("w3tc_none");
    $(".w3tc-gps-widget").addClass("w3tc_none");
    $(".w3tcps_error").addClass("w3tc_none");
    $.getJSON(
      ajaxurl +
        "?action=w3tc_ajax&_wpnonce=" +
        w3tcGetAjaxNonce("pagespeed_widgetdata") +
        "&w3tc_action=pagespeed_widgetdata" +
        (nocache ? "&cache=no" : ""),
      function (data) {
        $(".w3tcps_loading")
          .addClass("w3tc_none")
          .find(".spinner")
          .removeClass("is-active");
        if (data.error) {
          $(".w3tcps_error").html(
            w3tcData.lang.pagespeed_widget_data_error + data.error,
          );
          $(".w3tcps_error").removeClass("w3tc_none");
          return;
        } else if (data.missing_token) {
          $(".w3tcps_analyze").addClass("w3tc_none");
          $(".w3tcps_missing_token").html(data.missing_token);
          $(".w3tcps_missing_token").removeClass("w3tc_none");
          return;
        }
        $(".w3tcps_timestamp").html(data.w3tcps_timestamp);
        $(".w3tcps_timestamp_container").removeClass("w3tc_none");
        $(".w3tcps_buttons").removeClass("w3tc_none");
        $(".w3tc-gps-widget").html(data.w3tcps_widget);
        $(".w3tc-gps-widget").removeClass("w3tc_none").fadeIn("slow");
      },
    ).fail(function (jqXHR, textStatus, errorThrown) {
      $(".w3tcps_error").html(
        w3tcData.lang.pagespeed_widget_data_error + jqXHR.responseText,
      );
      $(".w3tcps_error").removeClass("w3tc_none");
      $(".w3tc-gps-widget").addClass("w3tc_none");
      $(".w3tcps_loading")
        .addClass("w3tc_none")
        .find(".spinner")
        .removeClass("is-active");
    });
  }

  $(".w3tcps_buttons").on("click", ".w3tcps_refresh", function () {
    w3tcps_load(true);
  });

  w3tcps_load(false);
});