A/B test experimental languages hero select

Test group not shown experimental languages on first hero select.

app/lib/LevelSetupManager.coffee

@@ -16,7 +16,7 @@ module.exports = class LevelSetupManager extends CocoClass
       @loadSession(@supermodel)
 
     # build modals and prevent them from disappearing.
-    @heroesModal = new PlayHeroesModal({supermodel: @supermodel, session: @session, confirmButtonI18N: 'play.next', levelID: options.levelID})
+    @heroesModal = new PlayHeroesModal({supermodel: @supermodel, session: @session, confirmButtonI18N: 'play.next', levelID: options.levelID, hadEverChosenHero: @options.hadEverChosenHero})
     @inventoryModal = new InventoryModal({supermodel: @supermodel, session: @session, levelID: options.levelID})
     @heroesModalDestroy = @heroesModal.destroy
     @inventoryModalDestroy = @inventoryModal.destroy

app/models/User.coffee

@@ -102,16 +102,31 @@ module.exports = class User extends CocoModel
     @castButtonTextGroup
 
   getDirectFirstGroup: ->
+    # Group -1 is not participating
     # Group 0 is original behavior
     # Group 1 goes directly to first level if new user
+    # Targetting users with testGroupNumber < 128
     unless @directFirstGroup?
-      if me.isAdmin()
-        @directFirstGroup = 0
+      if me.isAdmin() or me.get('testGroupNumber') >= 128
+        @directFirstGroup = -1
       else
         @directFirstGroup = me.get('testGroupNumber') % 2
         application.tracker.identify directFirstGroup: @directFirstGroup
     @directFirstGroup
 
+  getExperimentalLangGroup: ->
+    # Group -1 is not participating
+    # Group 0 is original behavior
+    # Group 1 isn't shown experimental languages in hero modal when launching beginner campaign level
+    # Targetting users with testGroupNumber >= 128
+    unless @experimentalLangGroup?
+      if me.isAdmin() or me.get('testGroupNumber') < 128
+        @experimentalLangGroup = -1
+      else
+        @experimentalLangGroup = me.get('testGroupNumber') % 2
+        application.tracker.identify experimentalLangGroup: @experimentalLangGroup
+    @experimentalLangGroup
+
   getHighlightArrowSoundGroup: ->
     return @highlightArrowGroup if @highlightArrowGroup
     group = me.get('testGroupNumber') % 8

app/views/play/WorldMapView.coffee

@@ -131,27 +131,24 @@ module.exports = class WorldMapView extends RootView
     if @nextLevel and @levelStatusMap[@nextLevel] is 'complete'
       @nextLevel = null
     @render()
-    if @supermodel.finished()
-      @initABTestAutoFirstLevel()
+    @initABTestAutoFirstLevel()
 
   initABTestAutoFirstLevel: ->
     # A/B testing directly navigating to first level
     # Excluding admins and users who have already started
     # TODO: Cleanup @afterRender when this test is finished
     firstLevelID = 'dungeons-of-kithgard'
-    unless @nextLevel? or (firstLevelID of @levelStatusMap) or me.isAdmin()
-      testGroup = me.getDirectFirstGroup()
+    testGroup = me.getDirectFirstGroup()
+    console.log 'WorldMapView initABTestAutoFirstLevel', testGroup
+    unless @nextLevel? or (firstLevelID of @levelStatusMap) or testGroup is -1
+      @ABTestSkipHighlight = testGroup is 1
       if testGroup is 1
-        @ABTestSkipHighlight = true
         target = $("a[data-level-id='" + firstLevelID + "']")
         return if $(target).attr('disabled') or $(target).parent().hasClass 'locked'
         levelElement = $(target).parents('.level')
         levelID = levelElement.data('level-id')
         @startLevel levelElement
-        window.tracker?.trackEvent 'World Map', levelID: firstLevelID, directFirstGroup: testGroup
-      else
-        window.tracker?.trackEvent 'World Map', levelID: firstLevelID, directFirstGroup: testGroup
-        @ABTestSkipHighlight = false
+      window.tracker?.trackEvent 'World Map', levelID: firstLevelID, directFirstGroup: testGroup
     else
       @ABTestSkipHighlight = false
 

app/views/play/modal/PlayHeroesModal.coffee

@@ -33,6 +33,7 @@ module.exports = class PlayHeroesModal extends ModalView
     @supermodel.loadCollection(@heroes, 'heroes')
     @stages = {}
     @session = options.session
+    @initCodeLanguageList options.hadEverChosenHero
 
   onHeroesLoaded: ->
     for hero in @heroes.models
@@ -48,14 +49,7 @@ module.exports = class PlayHeroesModal extends ModalView
     context = super(context)
     context.heroes = @heroes.models
     context.level = @options.level
-    context.codeLanguages = [
-      {id: 'python', name: 'Python (Default)'}
-      {id: 'javascript', name: 'JavaScript'}
-      {id: 'coffeescript', name: 'CoffeeScript'}
-      {id: 'clojure', name: 'Clojure (Experimental)'}
-      {id: 'lua', name: 'Lua (Experimental)'}
-      {id: 'io', name: 'Io (Experimental)'}
-    ]
+    context.codeLanguages = @codeLanguageList
     context.codeLanguage = @codeLanguage = @options?.session?.get('codeLanguage') ? me.get('aceConfig')?.language ? 'python'
     context.confirmButtonI18N = @confirmButtonI18N
     context
@@ -78,6 +72,25 @@ module.exports = class PlayHeroesModal extends ModalView
     @buildCodeLanguages()
     Backbone.Mediator.publish 'audio-player:play-sound', trigger: 'game-menu-open', volume: 1
 
+  initCodeLanguageList: (hadEverChosenHero) ->
+    @codeLanguageList = [
+      {id: 'python', name: 'Python (Default)'}
+      {id: 'javascript', name: 'JavaScript'}
+      {id: 'coffeescript', name: 'CoffeeScript'}
+    ]
+
+    # A/B test showing experimental languages on first hero select
+    # Group -1 is not participating
+    # Group 0 is original behavior
+    # Group 1 isn't shown experimental languages in hero modal when launching beginner campaign level
+    testGroup = me.getExperimentalLangGroup()
+    if hadEverChosenHero? or testGroup isnt 1
+      @codeLanguageList.push id: 'clojure', name: 'Clojure (Experimental)'
+      @codeLanguageList.push id: 'lua', name: 'Lua (Experimental)'
+      @codeLanguageList.push id: 'io', name: 'Io (Experimental)'
+    unless hadEverChosenHero? or testGroup is -1
+      window.tracker?.trackEvent 'Heroes Modal', experimentalLangGroup: testGroup
+
   onHeroChanged: (e) ->
     direction = e.direction  # 'left' or 'right'
     heroItem = $(e.relatedTarget)