Function ensureZipProgressUI

public/js/fileActions.js:853–927

()

        // Ensure a progress UI exists in the modal
        function ensureZipProgressUI() {
        const modalEl = document.getElementById("downloadProgressModal");
        if (!modalEl) {
          // really shouldn't happen, but fall back to body
          console.warn("downloadProgressModal not found; falling back to document.body");
        }
        // Prefer a dedicated content node inside the modal
        let host =
          (modalEl && modalEl.querySelector("#downloadProgressContent")) ||
          (modalEl && modalEl.querySelector(".modal-body")) ||
          (modalEl && modalEl.querySelector(".rise-modal-body")) ||
          (modalEl && modalEl.querySelector(".modal-content")) ||
          (modalEl && modalEl.querySelector(".content")) ||
          null;

        // If no suitable container, create one inside the modal
        if (!host) {
          host = document.createElement("div");
          host.id = "downloadProgressContent";
          (modalEl || document.body).appendChild(host);
        }

        // Helper: ensure/move an element with given id into host
        function ensureInHost(id, tag, init) {
          let el = document.getElementById(id);
          if (el && el.parentElement !== host) host.appendChild(el); // move if it exists elsewhere
          if (!el) {
            el = document.createElement(tag);
            el.id = id;
            if (typeof init === "function") init(el);
            host.appendChild(el);
          }
          return el;
        }

        // Title
        const title = ensureInHost("downloadProgressTitle", "div", (el) => {
          el.style.marginBottom = "8px";
          el.textContent = "Preparing…";
        });

        // Progress bar (native <progress>)
        const bar = (function () {
          let el = document.getElementById("downloadProgressBar");
          if (el && el.parentElement !== host) host.appendChild(el); // move into modal
          if (!el) {
            el = document.createElement("progress");
            el.id = "downloadProgressBar";
            host.appendChild(el);
          }
          el.max = 100;
          el.value = 0;
          el.style.display = "";     // override any inline display:none
          el.style.width = "100%";
          el.style.height = "1.1em";
          return el;
        })();