Release 1.5.16

src/web/routes/admin/content.js

@@ -135,6 +135,11 @@ module.exports = function registerAdminContentRoutes(app, deps) {
     return Array.from(usage);
   }
 
+  async function fetchSlidesByTemplateId(templateId) {
+    const [slides] = await pool.query('SELECT id, thumbnail_path FROM slides WHERE template_id = ? ORDER BY id ASC', [templateId]);
+    return slides;
+  }
+
   function getRemovedTemplateRegionKeys(existingRegions, nextRegions) {
     const nextKeys = new Set((Array.isArray(nextRegions) ? nextRegions : []).map((region) => String(region && region.region_key || '').trim()).filter(Boolean));
     return (Array.isArray(existingRegions) ? existingRegions : [])
@@ -171,6 +176,23 @@ module.exports = function registerAdminContentRoutes(app, deps) {
     });
   }
 
+  function queueTemplateSlideThumbnailRefresh(templateId) {
+    if (!backgroundTaskQueue || typeof backgroundTaskQueue.enqueueTask !== 'function') {
+      return Promise.resolve(null);
+    }
+
+    return backgroundTaskQueue.enqueueTask({
+      key: 'template-slide-thumbnail:' + Number(templateId),
+      title: 'Refresh slide thumbnails',
+      category: 'slides',
+      taskType: 'template-slide-thumbnail-refresh',
+      payload: {
+        templateId: Number(templateId)
+      },
+      persist: true
+    });
+  }
+
   async function canvasSizeExists(width, height, ignoreId) {
     const params = [width, height];
     let query = 'SELECT COUNT(*) AS count FROM canvas_sizes WHERE width = ? AND height = ?';
@@ -524,6 +546,12 @@ module.exports = function registerAdminContentRoutes(app, deps) {
         previousUploadRefs: existingUploadRefs,
         nextUploadRefs: nextUploadRefs
       });
+      const templateSlides = await fetchSlidesByTemplateId(template.id);
+      if (templateSlides.length > 0) {
+        queueTemplateSlideThumbnailRefresh(template.id).catch(function (error) {
+          console.warn('Unable to queue template slide thumbnail refresh:', error);
+        });
+      }
       await notifyPlayerScreens(affectedScreens, 'refresh');
       redirectAfterSave(req, res, '/templates/' + template.id + '/edit', {
         closeUrl: '/templates',