async prepare()

in src/js/popup.js [1271:1353]
57 lines of code
3 McCabe index (conditional complexity)

  async prepare() {
    Logic.listenToPickerBackButton();
    document.getElementById("picker-title").textContent = browser.i18n.getMessage("reopenThisSiteIn");
    const fragment = document.createDocumentFragment();
    const currentTab = await Utils.currentTab();
    const pickedFunction = function (identity) {
      const newUserContextId = Utils.userContextId(identity.cookieStoreId);
      Utils.reloadInContainer(
        currentTab.url,
        false,
        newUserContextId,
        currentTab.index + 1,
        currentTab.active,
        currentTab.groupId
      );
      window.close();
    };

    document.getElementById("new-container-div").innerHTML = "";

    if (currentTab.cookieStoreId !== "firefox-default") {
      const tr = document.createElement("tr");
      tr.classList.add("menu-item", "hover-highlight", "keyboard-nav");
      tr.setAttribute("tabindex", "0");
      const td = document.createElement("td");

      td.innerHTML = Utils.escaped`
        <div class="menu-icon hover-highlight">
          <div class="mac-icon">
          </div>
        </div>
        <span class="menu-text">Default Container</span>`;

      fragment.appendChild(tr);

      tr.appendChild(td);

      Utils.addEnterHandler(tr, () => {
        Utils.reloadInContainer(
          currentTab.url,
          false,
          0,
          currentTab.index + 1,
          currentTab.active,
          currentTab.groupId
        );
        window.close();
      });
    }

    Logic.identities().forEach(identity => {
      if (currentTab.cookieStoreId !== identity.cookieStoreId) {
        const tr = document.createElement("tr");
        tr.classList.add("menu-item", "hover-highlight", "keyboard-nav");
        tr.setAttribute("tabindex", "0");
        const td = document.createElement("td");

        td.innerHTML = Utils.escaped`
        <div class="menu-icon hover-highlight">
          <div class="usercontext-icon"
            data-identity-icon="${identity.icon}"
            data-identity-color="${identity.color}">
          </div>
        </div>
        <span class="menu-text">${identity.name}</span>`;

        fragment.appendChild(tr);

        tr.appendChild(td);

        Utils.addEnterHandler(tr, () => {
          pickedFunction(identity);
        });
      }
    });

    const list = document.querySelector("#picker-identities-list");

    list.innerHTML = "";
    list.appendChild(fragment);

    return Promise.resolve(null);
  }