(function() {
  var showdownLoaded = false;
  var firmwareLoaded = false;
  var queue = [];
  function runQueue() {
    if (!showdownLoaded || !firmwareLoaded) return;
    queue.forEach(function(cb) { cb(); });
    queue = [];
  }
  window.loadFirmwareScripts = function(callback) {
    if (typeof callback === "function") queue.push(callback);
    if (showdownLoaded && firmwareLoaded) { runQueue(); return; }
    if (!showdownLoaded) {
      var s = document.createElement("script");
      s.src = "https://cdnjs.cloudflare.com/ajax/libs/showdown/2.1.0/showdown.min.js";
      s.setAttribute("data-no-minify", "1");
      s.onload = function() { showdownLoaded = true; loadFirmware(); };
      document.head.appendChild(s);
    } else { loadFirmware(); }
  };
  function loadFirmware() {
    if (firmwareLoaded) { runQueue(); return; }
    var s = document.createElement("script");
    s.src = "https://cdn.prod.website-files.com/680a6ddb0ecd7b4735da6c64/6941534b06fd73272fd5de2c_d8806876b419cbd168f2c36f90fb1d28_firmware-app-script.txt?nocache=" + Date.now();
    s.type = "text/javascript";
    s.onload = function() { firmwareLoaded = true; runQueue(); };
    document.head.appendChild(s);
  }
})();

document.addEventListener("DOMContentLoaded", function() {
  // ——— Tabs (delegated) ———
  document.addEventListener("click", function(e) {
    var tab = e.target.closest(".tab");
    if (!tab) return;

    var tabs = document.querySelectorAll(".tab");
    tabs.forEach(function(t) {
      var tabClass = t.dataset.altTab;
      var dotClass = t.dataset.altDot;
      if (tabClass) t.classList.remove(tabClass);
      if (dotClass) {
        t.querySelectorAll(".dot_active").forEach(function(dot) {
          dot.classList.remove(dotClass);
        });
      }
    });

    var tabClass = tab.dataset.altTab;
    var dotClass = tab.dataset.altDot;
    if (tabClass) tab.classList.add(tabClass);
    if (dotClass) {
      tab.querySelectorAll(".dot_active").forEach(function(dot) {
        dot.classList.add(dotClass);
      });
    }
  });

  // ——— Firmware modal (только десктоп) ———
  function isMobile() {
    return window.innerWidth <= 768 || ("ontouchstart" in window);
  }
  document.addEventListener("click", function(e) {
    var button = e.target.closest("[data-firmware]");
    if (!button) return;
    if (isMobile()) return;

    var name = button.dataset.firmware;
    var wrapper = document.getElementById(name + "_block");
    var iframe = document.getElementById(name + "_iframe");
    if (!wrapper || !iframe) return;

    function openModal() {
      iframe.style.opacity = "0";
      iframe.src = "/updater-" + name + "?nocache=" + Date.now();
      wrapper.style.display = "block";
      iframe.onload = function() {
        requestAnimationFrame(function() {
          setTimeout(function() {
            iframe.style.opacity = "1";
          }, 50);
        });
      };
    }

    if (window.loadFirmwareScripts) {
      window.loadFirmwareScripts(openModal);
    } else {
      openModal();
    }
  });

  // ——— Close updater: one message handler ———
  window.addEventListener("message", function(event) {
    var data = event.data;
    if (!data) return;

    if (data.closeFirmware) {
      document.querySelectorAll(".fixed_updater").forEach(function(wrapper) {
        wrapper.style.display = "none";
        var ifr = wrapper.querySelector("iframe");
        if (ifr) ifr.src = "";
      });
      return;
    }

    if (data.action === "close-updater" || data.action === "close-updater-2") {
      var trigger = document.querySelector("[data-close-updater]");
      if (trigger) trigger.click();
    }
  });
});