[GREEN] Implement sort material by comment count

app/services.py

@@ -64,6 +64,8 @@ class DafterKatalogService:
             lst_materi = lst_materi.annotate(count=Count('unduh__id')).order_by('-count')
         elif (get_sort == "jumlah_tampilan"):
             lst_materi = lst_materi.annotate(count=Count('baca__id')).order_by('-count')
+        elif (get_sort == "jumlah_komentar"):
+            lst_materi = lst_materi.annotate(count=Count('comment__id')).order_by('-count')
         return lst_materi, url
 
     @staticmethod

app/templates/app/katalog_materi.html

@@ -149,6 +149,9 @@
                                         <li>
                                             <a href="?sort=jumlah_tampilan">jumlah tampilan</a>
                                         </li>
+                                        <li>
+                                            <a href="?sort=jumlah_komentar">jumlah komentar</a>
+                                        </li>
                                     </ul>
                                 </div>
                             </div>