(function () {

var oldOpen = window.XMLHttpRequest.prototype.open;
var oldSend = window.XMLHttpRequest.prototype.send;

/**
 * Return early if we've already extended prototype. This prevents
 * "maximum call stack exceeded" errors when used with Turbolinks.
 * See https://github.com/flyerhzm/bullet/issues/454
 */
if (isBulletInitiated()) return;

function isBulletInitiated() {
  return oldOpen.name == "bulletXHROpen" && oldSend.name == "bulletXHRSend";
}
function bulletXHROpen(_, url) {
  this._storedUrl = url;
  return Reflect.apply(oldOpen, this, arguments);
}
function bulletXHRSend() {
  if (this.onload) {
    this._storedOnload = this.onload;
  }
  this.onload = null;
  this.addEventListener("load", bulletXHROnload);
  return Reflect.apply(oldSend, this, arguments);
}
function bulletXHROnload() {
  if (
    this._storedUrl.startsWith(window.location.protocol + "//" + window.location.host) ||
    !this._storedUrl.startsWith("http") // For relative paths
  ) {
    var bulletFooterText = this.getResponseHeader("X-bullet-footer-text");
    if (bulletFooterText) {
      setTimeout(function () {
        var oldHtml = document.querySelector("#bullet-footer").innerHTML.split("<br>");
        var header = oldHtml[0];
        oldHtml = oldHtml.slice(1, oldHtml.length);
        var newHtml = oldHtml.concat(JSON.parse(bulletFooterText));
        newHtml = newHtml.slice(newHtml.length - 10, newHtml.length); // rotate through 10 most recent
        document.querySelector("#bullet-footer").innerHTML = `${header}<br>${newHtml.join("<br>")}`;
      }, 0);
    }
    var bulletConsoleText = this.getResponseHeader("X-bullet-console-text");
    if (bulletConsoleText && typeof console !== "undefined" && console.log) {
      setTimeout(function () {
        JSON.parse(bulletConsoleText).forEach((message) => {
          if (console.groupCollapsed && console.groupEnd) {
            console.groupCollapsed("Uniform Notifier");
            console.log(message);
            console.groupEnd();
          } else {
            console.log(message);
          }
        });
      }, 0);
    }
  }
  if (this._storedOnload) {
    return Reflect.apply(this._storedOnload, this, arguments);
  }
}
window.XMLHttpRequest.prototype.open = bulletXHROpen;
window.XMLHttpRequest.prototype.send = bulletXHRSend;

})();