Preserve SuperModel when navigating between course levels

app/styles/play/ladder/ladder.sass

@@ -30,12 +30,6 @@
       margin-top: -14px
       width: 100%
       
-  #course-h1
-    color: black
-    font-size: 72px
-    text-transform: capitalize
-    margin-top: 0
-
   h1
     text-align: center
 

app/templates/play/ladder/ladder.jade

@@ -18,9 +18,6 @@ block content
         
 
     div#level-column
-      if leagueType === 'course'
-        h1#course-h1= (level.get('name') || '').toUpperCase()
-      
       if levelDescription
         div!= levelDescription
 

app/views/courses/CourseDetailsView.coffee

@@ -221,15 +221,17 @@ module.exports = class CourseDetailsView extends RootView
     levelID = $(e.target).data('level-id')
     level = @campaign.get('levels')[levelID]
     if level.type is 'course-ladder'
+      viewClass = 'views/ladder/LadderView'
+      viewArgs = [{supermodel: @supermodel}, levelSlug]
       route = '/play/ladder/' + levelSlug
-      route += '/course/' + @courseInstance.id if @courseInstance.get('members').length > 1  # No league for solo courses
-      Backbone.Mediator.publish 'router:navigate', route: route
+      if @courseInstance.get('members').length > 1  # No league for solo courses
+        route += '/course/' + @courseInstance.id
+        viewArgs = viewArgs.concat ['course', @courseInstance.id]
     else
-      Backbone.Mediator.publish 'router:navigate', {
-        route: @getLevelURL levelSlug
-        viewClass: 'views/play/level/PlayLevelView'
-        viewArgs: [{courseID: @courseID, courseInstanceID: @courseInstanceID}, levelSlug]
-      }
+      route = @getLevelURL levelSlug
+      viewClass = 'views/play/level/PlayLevelView'
+      viewArgs = [{courseID: @courseID, courseInstanceID: @courseInstanceID, supermodel: @supermodel}, levelSlug]
+    Backbone.Mediator.publish 'router:navigate', route: route, viewClass: viewClass, viewArgs: viewArgs
 
   getLevelURL: (levelSlug) ->
     "/play/level/#{levelSlug}?course=#{@courseID}&course-instance=#{@courseInstanceID}"
@@ -251,7 +253,7 @@ module.exports = class CourseDetailsView extends RootView
     Backbone.Mediator.publish 'router:navigate', {
       route: route
       viewClass: 'views/play/level/PlayLevelView'
-      viewArgs: [{}, levelSlug]
+      viewArgs: [{supermodel: @supermodel}, levelSlug]
     }
 
   onMouseEnterPoint: (e) ->

app/views/ladder/LadderView.coffee

@@ -54,9 +54,13 @@ module.exports = class LadderView extends RootView
     resourceString = if @leagueType is 'clan' then 'clans.clan' else 'courses.course'
     @league = @supermodel.loadModel(new modelClass(_id: @leagueID), resourceString).model
     if @leagueType is 'course'
-      @listenToOnce @league, 'sync', @onCourseInstanceLoaded
+      if @league.loaded
+        @onCourseInstanceLoaded @league
+      else
+        @listenToOnce @league, 'sync', @onCourseInstanceLoaded
 
   onCourseInstanceLoaded: (courseInstance) ->
+    return if @destroyed
     course = new Course({_id: courseInstance.get('courseID')})
     @course = @supermodel.loadModel(course, 'courses.course').model
 

app/views/play/level/modal/HeroVictoryModal.coffee

@@ -451,10 +451,11 @@ module.exports = class HeroVictoryModal extends ModalView
         viewArgs.push @courseInstanceID if @courseInstanceID
     else if @level.get('type', true) is 'course-ladder'
       leagueID = @courseInstanceID or @getQueryVariable 'league'
-      link = "/play/ladder/#{@level.get('slug')}"
-      link += "/course/#{leagueID}" if leagueID
-      Backbone.Mediator.publish 'router:navigate', route: link
-      return
+      nextLevelLink = "/play/ladder/#{@level.get('slug')}"
+      nextLevelLink += "/course/#{leagueID}" if leagueID
+      viewClass = 'views/ladder/LadderView'
+      viewArgs = [options, @level.get('slug')]
+      viewArgs = viewArgs.concat ['course', leagueID] if leagueID
     else
       viewClass = require 'views/play/CampaignView'
       viewArgs = [options, @getNextLevelCampaign()]