support contest mode

inc/processJsonPost.js

@@ -28,6 +28,7 @@ module.exports = function(fetch) {
           ups: post.ups,
           id: post.id,
           domain: post.domain,
+          contest_mode: post.contest_mode,
           comments: null,
           has_media: false,
           media: null,

routes.js

@@ -474,7 +474,7 @@ module.exports = (app, redis, fetch, RedditAPI) => {
       sortby = config.post_comments_sort
     }
     
-    if(!['confidence', 'top', 'new', 'controversial', 'old', 'qa'].includes(sortby)) {
+    if(!['confidence', 'top', 'new', 'controversial', 'old', 'qa', 'random'].includes(sortby)) {
       console.error(`Got invalid sort.`, req.originalUrl)
       return res.redirect('/')
     }

static/css/styles.css

@@ -70,6 +70,10 @@ body.dark #post .infobar {
 	background-color: #d2d2d2;
 	color: #2f2f2f;
 }
+body.dark #post .infobar.blue {
+	background: #c7e3f9;
+	border: 1px solid #4b78a4;
+}
 body.dark #post .infobar a {
 	color: #0356d4;
 }
@@ -660,6 +664,10 @@ input[type="submit"]:hover,
 	float: left;
 	width: calc(100% - 50px);
 }
+#post .infobar.blue {
+	background: #eff8ff;
+	border: 1px solid #93abc2;
+}
 #post header {
 	padding-top: 0px;
 }

views/post.pug

@@ -134,6 +134,9 @@ html
                 a(href="" + post.media.source + "") [media]
         if post.selftext
           div.usertext-body !{post.selftext}
+        if post.contest_mode
+          .infobar.blue
+            p this thread is in contest mode - contest mode randomizes comment sorting and hides scores.
         if viewing_comment
           .infobar
             p you are viewing a single comment's thread.