reached a stopping point, trying to fix a production bug

app.js

@@ -168,24 +168,19 @@ app.get('/account/unlink/:provider', userController.getOauthUnlink);
  */
 app.post('/completed_challenge', function(req, res) {
     console.log(req.user);
-
-  User.findById(req.user.id, function (err, user) {
-      if (err) {
-          console.log(err);
-          res.status(500);
-          return res.send('something went wrong');
-      }
-      user.challengesHash[parseInt(req.body.cn)] = Math.round(+new Date()/1000);
-      user.save(function(err, newDats) {
-          if (err) {
-              console.log(err);
-              res.status(500);
-              return res.send('something went wrong');
-          }
-          console.log('Suer', user);
-          res.status(200).send('saved');
-      });
-  });
+    req.user.challengesHash[parseInt(req.body.cn)] = Math.round(+new Date() / 1000);
+    req.user.challengesCompleted = function() {
+        var completed = [];
+        for (i = 0; i < h.length; i++) {
+            if (h[i] > 0) {
+                completed.push(i);
+            }
+        return completed;
+        }
+    }
+    req.user.save();
+    console.log(req.user.challengesHash);
+    console.log(req.user.challengesCompleted);
 });
 
 /**

controllers/home.js

@@ -6,7 +6,8 @@
 exports.index = function(req, res) {
   if (req.user) {
       if (req.user.challengesCompleted.length > 0) {
-        nextChallenge = Math.max.apply(Math, req.user.challengesCompleted) + 1;
+          Object.values(req.user.challengesHash);
+        nextChallenge = Math.max.apply(Math, req.user.challengesHash) + 1;
         res.redirect("challenges/" + nextChallenge);
       } else {
         res.redirect("challenges/0");

views/partials/navbar.jade

@@ -20,8 +20,8 @@
                 img(src='#{user.profile.picture}')
               else
                 img(src='#{user.gravatar(60)}')
-                | #{user.profile.name || user.email || user.id} [ #{Object.keys(user.challengesHash).length} ] 
-              i.caret
+              | #{user.profile.name || user.email || user.id} [ #{user.completedChallengeCount)} ] 
+            i.caret
             ul.dropdown-menu
               li
                 a(href='/')