function processMattrzCxLibrary() {
  const mattrzCxLibraryInstance = new window.MattrzCxLibrary({
    clientKey: "dwmall",
    url: location.href,
  });

  mattrzCxLibraryInstance.exec()
    .catch(error => console.error('Library execution failed:', error));
  window.mattrzCxLibraryInstance = mattrzCxLibraryInstance;
}

function loadMattrzCxLibrary() {
  const mattrzCxSrc = "https://library.mattrz-cx.com/index.js";
  let mattrzCxDone = false;
  const mattrzCxHead = document.getElementsByTagName("head")[0];
  const mattrzCxScript = document.createElement("script");
  mattrzCxScript.onerror = function() {
    console.error('Failed to load the library script.');
  };
  mattrzCxScript.src = mattrzCxSrc;
  mattrzCxHead.appendChild(mattrzCxScript);

  mattrzCxScript.onload = mattrzCxScript.onreadystatechange = function() {
    if (
      !mattrzCxDone &&
      (!this.readyState ||
        this.readyState === "loaded" ||
        this.readyState === "complete")
    ) {
      mattrzCxDone = true;
      mattrzCxScript.onload = mattrzCxScript.onreadystatechange = null;
      if (mattrzCxHead && mattrzCxScript.parentNode) {
        mattrzCxHead.removeChild(mattrzCxScript);
      }
      processMattrzCxLibrary();
    }
  };
}

function setupMattrzCxLibraryLoader() {
  let mattrzCxTagCount = 0;
  const mattrzCxWaitDomInterval = setInterval(() => {
    if (document.readyState === "complete" || ++mattrzCxTagCount >= 50) {
      loadMattrzCxLibrary();
      clearInterval(mattrzCxWaitDomInterval);
    }
  }, 100);
}

setupMattrzCxLibraryLoader();