Hide upvote arrow on news page if already upvoted. Make it disappear on upvote

controllers/story.js

@@ -137,6 +137,15 @@ exports.returnIndividualStory = function(req, res, next) {
             return res.redirect('../stories/' + dashedNameFull);
         }
 
+        
+		var votedObj = story.upVotes.filter(function(a){
+			return a['upVotedByUsername'] === req.user['profile']['username'];
+		})
+		var userVoted = false;
+		if (votedObj.length > 0){
+			userVoted = true;
+		}
+		
 		res.render('stories/index', {
             title: story.headline,
             link: story.link,
@@ -150,7 +159,8 @@ exports.returnIndividualStory = function(req, res, next) {
             timeAgo: moment(story.timePosted).fromNow(),
             image: story.image,
             page: 'show',
-            storyMetaDescription: story.metaDescription
+            storyMetaDescription: story.metaDescription,
+			hasUserVoted: userVoted
         });
     });
 };

public/js/main.js

@@ -120,6 +120,7 @@ $(document).ready(function() {
     });
 
     var upvoteHandler = function () {
+        $(".ion-arrow-up-b").hide();
 		var _id = storyId;
         $('#upvote').unbind('click');
         var alreadyUpvoted = false;

views/stories/show.jade

@@ -6,6 +6,7 @@
         var upVotes = !{JSON.stringify(upVotes)};
         var user = !{JSON.stringify(user)};
         var image = !{JSON.stringify(image)};
+        var hasUserVoted = !{JSON.stringify(hasUserVoted)};
     .spacer
 
     h3.row.col-xs-12
@@ -13,6 +14,7 @@
             .col-xs-3.col-sm-1.text-center
                 .row.negative-5
                     .col-xs-12.big-ion-up-arrow
+                        if !hasUserVoted
                             a#upvote
                                 i.ion-arrow-up-b
                     h3.story-up-votes