(async () => {
  const sleep = ms => new Promise(resolve => setTimeout(resolve, ms));

  const getAllDocuments = () => {
    const docs = [document];

    const scan = doc => {
      [...doc.querySelectorAll("iframe, frame")].forEach(frame => {
        try {
          if (frame.contentDocument) {
            docs.push(frame.contentDocument);
            scan(frame.contentDocument);
          }
        } catch (e) {}
      });
    };

    scan(document);
    return docs;
  };

  const waitForElement = async (selector, timeout = 30000) => {
    const start = Date.now();

    while (Date.now() - start < timeout) {
      for (const doc of getAllDocuments()) {
        const el = doc.querySelector(selector);
        if (el) return el;
      }

      await sleep(300);
    }

    throw new Error(`No se encontró: ${selector}`);
  };

  const waitForEnabledDownload = async (timeout = 10 * 60 * 1000) => {
    const start = Date.now();

    while (Date.now() - start < timeout) {
      for (const doc of getAllDocuments()) {
        const button = doc.querySelector("#id_pub_button_download");

        if (
          button &&
          button.offsetParent !== null &&
          !button.classList.contains("disabled") &&
          button.getAttribute("disabled") === null
        ) {
          return button;
        }
      }

      await sleep(1000);
    }

    throw new Error("El botón Download no se habilitó dentro del tiempo esperado");
  };

  const click = async el => {
    el.scrollIntoView({ block: "center", inline: "center" });
    el.focus();
    await sleep(500);

    const view = el.ownerDocument.defaultView || window;
    ["mouseover", "mousedown", "mouseup", "click"].forEach(type => {
      el.dispatchEvent(
        new view.MouseEvent(type, {
          bubbles: true,
          cancelable: true,
          view
        })
      );
    });

    el.click();
  };

  const clickAndWait = async (selector, nextSelector) => {
    const el = await waitForElement(selector);
    await click(el);
    await sleep(1200);

    if (nextSelector) {
      await waitForElement(nextSelector);
    }
  };

  const deploy = await waitForElement("#id_menu_prj_deploy");
  await click(deploy);

  await sleep(1500);

  await clickAndWait(
    'input[name="avancar"][value="Next"][onclick="nm_next()"]',
    'input[name="avancar"][value="Next"][onclick*="esquema"]'
  );

  await clickAndWait(
    'input[name="avancar"][value="Next"][onclick*="esquema"]',
    'input[name="avancar"][value="Next"][onclick*="perfil"]'
  );

  await clickAndWait(
    'input[name="avancar"][value="Next"][onclick*="perfil"]',
    'input[name="avancar"][value="Next"][onclick*="create_dir"]'
  );

  const lastNext = await waitForElement(
    'input[name="avancar"][value="Next"][onclick*="create_dir"]'
  );

  await click(lastNext);

  console.log("Esperando que se habilite Download...");

  const downloadButton = await waitForEnabledDownload();

  console.log("Download habilitado:", downloadButton);
  await sleep(1500);
  await click(await waitForEnabledDownload(30000));
  console.log("Download clickeado.");
})();