Function selectFolder

public/js/folderManager.js:2500–2583

(selected)

}

async function selectFolder(selected) {
  const container = document.getElementById('folderTreeContainer');
  if (!container) return;

  // If the node is in the tree, trust its locked class.
  let opt = container.querySelector(`.folder-option[data-folder="${CSS.escape(selected)}"]`);
  let allowed = true;
  applyFolderCapabilities(selected);
  if (opt && opt.classList.contains('locked')) {
    allowed = false;
  } else if (!opt) {
    // Not in DOM → preflight capabilities so breadcrumbs (and other callers)
    // can't jump into forbidden folders.
    try {
      allowed = await canViewFolder(selected);
    } catch (e) {
      allowed = false;
    }
  }

  if (!allowed) {
    showToast(t('no_access') || "You do not have access to this resource.", 'error');
    return; // do NOT change currentFolder or lastOpenedFolder
  }

  // At this point we’re allowed. If the node isn’t visible yet, open its parents
  // so the tree reflects where we are going.
  if (!opt && selected && selected !== 'root') {
    const parts = selected.split('/').filter(Boolean);
    const st = loadFolderTreeState();
    let acc = '';
    for (let i = 0; i < parts.length; i++) {
      acc = i === 0 ? parts[i] : `${acc}/${parts[i]}`;
      st[acc] = 'block';
    }
    saveFolderTreeState(st);
    // Materialize the opened branches
    await expandAndLoadSavedState();
    opt = container.querySelector(`.folder-option[data-folder="${CSS.escape(selected)}"]`);
  }

  // Visual selection
  container.querySelectorAll(".folder-option").forEach(el => el.classList.remove("selected"));
  if (opt) opt.classList.add("selected");

  // Update state + UI
  window.currentFolder = selected;
  setLastOpenedFolder(selected);
  updateBreadcrumbTitle(selected);
  applyFolderCapabilities(selected);
  ensureFolderIcon(selected);
  const skipCfg = window.__frSkipListReload || null;
  const activeSourceId = getActiveSourceId();
  const shouldSkip = !!(
    skipCfg &&
    skipCfg.folder === selected &&
    (!skipCfg.sourceId || skipCfg.sourceId === activeSourceId)
  );