added UI for follow and unfollow other user

functions/handlers/users.js

@@ -450,6 +450,7 @@ exports.addSubscription = (req, res) => {
       .catch(err => {
         return res.status(500).json({ err });
       });
+    return res.status(500).json({ error: "shouldn't execute" });
   });
 };
 
@@ -489,5 +490,6 @@ exports.removeSub = (req, res) => {
       .catch(err => {
         return res.status(500).json({ err });
       });
+    return res.status(500).json({ error: "shouldn't execute" });
   });
 };

functions/index.js

@@ -65,7 +65,7 @@ app.get("/getSubs", fbAuth, getSubs);
 app.post("/addSubscription", fbAuth, addSubscription);
 
 // remove one subscription
-app.delete("/removeSub", fbAuth, removeSub);
+app.post("/removeSub", fbAuth, removeSub);
 
 /*------------------------------------------------------------------*
  *  handlers/post.js                                                *