/**
 * Office Monster – /register checkbox wording
 * - Rewords the T&Cs, newsletter and Monster Rewards checkboxes
 * - Links "Terms and Conditions" to /terms-conditions (new tab)
 * - Removes the "By checking the box above..." blurb under the T&Cs box
 * Only runs on /register – exits immediately on every other page.
 */
(function () {
  "use strict";

  // Only run on the registration page (/register or /register/)
  if (!/^\/register\/?$/i.test(window.location.pathname)) return;

  var TERMS_URL = "/terms-conditions";

  var LABELS = {
    termsandconditionscheck: function () {
      var frag = document.createDocumentFragment();
      frag.appendChild(
        document.createTextNode("I have read and agree to the "),
      );
      var a = document.createElement("a");
      a.href = TERMS_URL;
      a.target = "_blank";
      a.rel = "noopener";
      a.textContent = "Terms and Conditions";
      frag.appendChild(a);
      frag.appendChild(document.createTextNode(".*"));
      return frag;
    },
    newsletter_status: "Email me exclusive offers and product recommendations.",
    rewards_status: "Join Monster Rewards and earn points on purchases.",
  };

  function relabel(id, content) {
    var input = document.getElementById(id);
    if (!input) return;
    var label = input.closest("label");
    if (!label || label.getAttribute("data-om-relabelled")) return;

    // Remove the existing text (text nodes only) – keep the input and the
    // .control__indicator div the custom checkbox styling depends on
    Array.prototype.slice.call(label.childNodes).forEach(function (node) {
      if (node.nodeType === 3) label.removeChild(node);
    });

    var span = document.createElement("span");
    span.className = "om-checkbox-text";
    if (typeof content === "function") {
      span.appendChild(content());
    } else {
      span.textContent = content;
    }
    input.insertAdjacentElement("afterend", span);
    label.setAttribute("data-om-relabelled", "1");
  }

  function removeTermsBlurb() {
    var form = document.querySelector("form.register-form");
    if (!form) return;
    var blurb = form.querySelector(".form-group.small");
    if (blurb && /terms and conditions/i.test(blurb.textContent)) {
      blurb.parentNode.removeChild(blurb);
    }
  }

  function run() {
    if (!document.querySelector("form.register-form")) return;
    Object.keys(LABELS).forEach(function (id) {
      relabel(id, LABELS[id]);
    });
    removeTermsBlurb();
  }

  if (document.readyState === "loading") {
    document.addEventListener("DOMContentLoaded", run);
  } else {
    run();
  }
})();