diff --git a/app/src/main/java/com/example/nemophila/viewmodels/PostsViewModel.java b/app/src/main/java/com/example/nemophila/viewmodels/PostsViewModel.java
index bb4252c..2985f6a 100644
--- a/app/src/main/java/com/example/nemophila/viewmodels/PostsViewModel.java
+++ b/app/src/main/java/com/example/nemophila/viewmodels/PostsViewModel.java
@@ -129,4 +129,12 @@
             }
         });
     }
+
+    public ArrayList<String> getUserIds() {
+        ArrayList<String> ids = new ArrayList<>();
+        for(Post post: shopPostsLiveData.getValue()) {
+            ids.add(post.getUid());
+        }
+        return ids;
+    }
 }