Function libraryUnavailableCount

static/js/catalog.js:1740–1744

()

// Count library tracks (excluding Trash) whose audio is gone.
function libraryUnavailableCount() {
  const trashIds = new Set(getTrashFolder()?.items || []);
  return Object.entries(tracks)
    .filter(([id, t]) => !trashIds.has(id) && t.status === "unavailable").length;
}

// Update the editor's footer line with the out-of-sync count (red) or an
// all-clear message. Safe no-op when the editor isn't open.