Handle comments notifications

lib/helpers/posts_helper.dart

@@ -84,6 +84,20 @@ class PostsHelper {
     }
   }
 
+  /// Get a single post information
+  Future<Post> getSingle(int postID) async {
+    final response = await APIRequest(
+      uri: "posts/get_single",
+      args: {"postID": postID.toString()},
+      needLogin: true,
+    ).exec();
+
+    if (!response.isOK)
+      throw Exception("Could not get information about the post!");
+
+    return _apiToPost(response.getObject());
+  }
+
   /// Create a new post
   ///
   /// This function crash in case of error