Code style improvements according to hound [SCI-442]

app/assets/stylesheets/notifications.scss

@@ -2,6 +2,7 @@
 @import "mixins";
 
 .notifications-container {
+  margin-bottom: 20px;
   margin-top: 20px;
 }
 
@@ -17,52 +18,50 @@
   padding: 8px;
 }
 
-.notifications-body {
+.notifications-list {
+  background-color: $color-white;
+  border: 1px solid $color-alto;
+  list-style: none;
+  margin-bottom: 0;
+  padding: 0;
 
-  .notifications-list {
-    background-color: $color-white;
-    border: 1px solid $color-alto;
-    list-style: none;
-    margin-bottom: 0px;
-    padding: 0;
+  .notification {
+    border-bottom: 1px solid $color-alto;
+    padding-bottom: 10px;
+    padding-top: 10px;
 
-    .notification {
-      border-bottom: 1px solid $color-alto;
-      padding-bottom: 10px;
-      padding-top: 10px;
-
-      &:hover {
-        background-color: #ECF5FC;
-      }
-    }
-
-    .unseen {
-      border-left: 4px solid $color-theme-primary;
-    }
-
-    .text-center {
-      margin-left: 10px;
-      padding-top: 10px;
-    }
-
-    .assignment {
-      background-color: $color-theme-primary;
-      border-radius: 50%;
-      color: $color-wild-sand;
-      font-size: 15px;
-      padding: 7px;
-    }
-
-    .system_message {
-      background-color: $color-theme-secondary;
-      border-radius: 50%;
-      color: $color-wild-sand;
-      font-size: 13px;
-      padding: 7px 10px;
+    &:hover {
+      background-color: #ECF5FC;
     }
   }
+
+  .unseen {
+    border-left: 4px solid $color-theme-primary;
+  }
+
+  .text-center {
+    margin-left: 10px;
+    padding-top: 10px;
+  }
+
+  .assignment {
+    background-color: $color-theme-primary;
+    border-radius: 50%;
+    color: $color-wild-sand;
+    font-size: 15px;
+    padding: 7px;
+  }
+
+  .system-message {
+    background-color: $color-theme-secondary;
+    border-radius: 50%;
+    color: $color-wild-sand;
+    font-size: 13px;
+    padding: 7px 10px;
+  }
 }
 
+
 .notifications-footer {
 
   background-color: $color-mystic;
@@ -71,7 +70,7 @@
     border-bottom: 1px solid $color-alto;
     border-left: 1px solid $color-alto;
     border-right: 1px solid $color-alto;
-    margin: 0px;
+    margin: 0;
     padding: 8px;
     text-align: center;
 

app/controllers/user_notifications_controller.rb

@@ -10,33 +10,34 @@ class UserNotificationsController < ApplicationController
                                           @last_notification_id,
                                           @per_page + 1)
 
-    @more_notifications_url = ""
+    @more_notifications_url = ''
 
     @overflown = @notifications.length > @per_page
 
-    @notifications = UserNotification
-      .last_notifications(@current_user, @last_notification_id, @per_page)
+    @notifications =
+      UserNotification.last_notifications(@current_user,
+                                          @last_notification_id,
+                                          @per_page)
 
     if @notifications.count > 0
       @more_notifications_url = url_for(
         controller: 'user_notifications',
         action: 'index',
         format: :json,
-        from: @notifications.last.id)
+        from: @notifications.last.id
+      )
     end
 
     respond_to do |format|
       format.html
-      format.json {
-        render :json => {
-          :per_page => @per_page,
-          :results_number => @notifications.length,
-          :more_notifications_url => @more_notifications_url,
-          :html => render_to_string({
-            :partial => 'list.html.erb'
-          })
+      format.json do
+        render json: {
+          per_page: @per_page,
+          results_number: @notifications.length,
+          more_notifications_url: @more_notifications_url,
+          html: render_to_string(partial: 'list.html.erb')
         }
-      }
+      end
     end
     mark_seen_notification @notifications
   end

app/views/user_notifications/_list.html.erb

@@ -14,7 +14,7 @@
         <% end %>
         <% if notification.type_of == 'system_message' %>
         <div class="text-center">
-          <span class="system_message"><i class="glyphicon glyphicon-tower" aria-hidden="true"></i></span>
+          <span class="system-message"><i class="glyphicon glyphicon-tower" aria-hidden="true"></i></span>
         </div>
         <% end %>
       </div>

app/views/user_notifications/index.html.erb

@@ -1,3 +1,4 @@
+<% provide(:head_title, raw(t("notifications.title"))) %>
 <div class="notifications-container">
   <div class="notifications-header">
     <span><%= t('notifications.title') %></span><span class="pull-right"><%= t('nav.user.settings') %></span>