Function showManageThumbnailsModal

renderer.js:3370–3533

(filePath)

  renderProgressText.textContent = text || 'Generating thumbnails in background...';
  if (stopButton) {
    stopButton.style.display = 'block';
    stopButton.onclick = () => {
      window.electron.cancelServerThumbnailJob().catch((err) => {
        console.warn('Failed to cancel background thumbnail job:', err);
      });
      renderProgressText.textContent = 'Stopping...';
      stopButton.disabled = true;
    };
    stopButton.disabled = false;
  }
}

function hideBackgroundThumbnailProgress() {
  const progressSection = document.getElementById('progress-section');
  const renderProgressContainer = document.getElementById('render-progress-container');
  const stopButton = document.getElementById('stop-thumbnail-generation');
  if (stopButton) {
    stopButton.style.display = 'none';
    stopButton.onclick = null;
    stopButton.disabled = false;
  }
  if (renderProgressContainer) renderProgressContainer.classList.add('hidden');
  if (progressSection) {
    const progressContainer = document.getElementById('progress-container');
    const scanVisible = progressContainer && !progressContainer.classList.contains('hidden');
    if (!scanVisible) progressSection.classList.add('hidden');
  }
}

async function refreshGridAfterBackgroundThumbnailJob() {
  try {
    if (typeof invalidatePrimaryThumbnailCache === 'function') {
      invalidatePrimaryThumbnailCache();
    }
    const sortSelect = document.getElementById('sort-select');
    if (typeof window.performCombinedSearch === 'function') {
      await window.performCombinedSearch();
    } else if (typeof renderFiles === 'function') {
      const models = await window.electron.getAllModels(sortSelect ? sortSelect.value : 'date-desc', 0);
      await renderFiles(models);
    }
  } catch (err) {
    console.warn('Failed to refresh grid after background thumbnail job:', err);
  }
}

/**
 * Browser clients in server mode: start a server-side job and mirror progress locally.
 * Desktop / non-server: returns null so callers fall back to local generation.
 * Resolves early with { backgrounded: true } if the user moves the job to the sidebar.
 */
async function startAndWatchServerThumbnailJob(mode, title) {
  const serverMode = await window.electron.isServerMode().catch(() => false);
  const isWorker = await isServerThumbnailWorkerContext();
  if (!serverMode || isWorker || typeof window.electron.startServerThumbnailJob !== 'function') {
    return null;
  }