Hide Kithgard Mastery from slow/young players, and highlight it once for fast/old players. Fix clan button link.

app/templates/play/campaign-view.jade

@@ -90,7 +90,7 @@ else
 
 .game-controls.header-font
   button.btn.poll.hidden(data-i18n="[title]play.poll")
-  button.btn.clans(href="/clans", data-i18n="[title]clans.clans")
+  a.btn.clans(href="/clans", data-i18n="[title]clans.clans")
   button.btn.items(data-toggle='coco-modal', data-target='play/modal/PlayItemsModal', data-i18n="[title]play.items")
   button.btn.heroes(data-toggle='coco-modal', data-target='play/modal/PlayHeroesModal', data-i18n="[title]play.heroes")
   button.btn.achievements(data-toggle='coco-modal', data-target='play/modal/PlayAchievementsModal', data-i18n="[title]play.achievements")

app/views/play/CampaignView.coffee

@@ -30,7 +30,7 @@ class LevelSessionsCollection extends CocoCollection
 
   constructor: (model) ->
     super()
-    @url = "/db/user/#{me.id}/level.sessions?project=state.complete,levelID,state.difficulty"
+    @url = "/db/user/#{me.id}/level.sessions?project=state.complete,levelID,state.difficulty,playtime"
 
 class CampaignsCollection extends CocoCollection
   url: '/db/campaign'
@@ -261,6 +261,7 @@ module.exports = class CampaignView extends RootView
   annotateLevel: (level) ->
     level.position ?= { x: 10, y: 10 }
     level.locked = not me.ownsLevel level.original
+    level.locked = true if level.slug is 'kithgard-mastery' and @calculateExperienceScore() is 0
     level.locked = false if @levelStatusMap[level.slug] in ['started', 'complete']
     level.locked = false if @editorMode
     level.locked = false if @campaign?.get('name') is 'Auditions'
@@ -302,12 +303,22 @@ module.exports = class CampaignView extends RootView
 
   determineNextLevel: (levels) ->
     foundNext = false
+    dontPointTo = ['lost-viking', 'kithgard-mastery']  # Challenge levels we don't want most players bashing heads against
     for level in levels
+      # Iterate through all levels in order and look to find the first unlocked one that meets all our criteria for being pointed out as the next level.
       level.nextLevels = (reward.level for reward in level.rewards ? [] when reward.level)
       unless foundNext
         for nextLevelOriginal in level.nextLevels
           nextLevel = _.find levels, original: nextLevelOriginal
-          dontPointTo = ['lost-viking','kithgard-mastery']
+
+          # If it's a challenge level, we efficiently determine whether we actually do want to point it out.
+          if nextLevel and nextLevel.slug is 'kithgard-mastery' and not nextLevel.locked and not @levelStatusMap[nextLevel.slug] and @calculateExperienceScore() >= 3
+            unless (timesPointedOut = storage.load("pointed-out-#{nextLevel.slug}") or 0) > 3
+              # We may determineNextLevel more than once per render, so we can't just do this once. But we do give up after a couple highlights.
+              dontPointTo = _.without dontPointTo, nextLevel.slug
+              storage.save "pointed-out-#{nextLevel.slug}", timesPointedOut + 1
+
+          # Should we point this level out?
           if nextLevel and not nextLevel.locked and not nextLevel.disabled and @levelStatusMap[nextLevel.slug] isnt 'complete' and nextLevel.slug not in dontPointTo and not nextLevel.replayable and (
             me.isPremium() or
             not nextLevel.requiresSubscription or
@@ -320,6 +331,15 @@ module.exports = class CampaignView extends RootView
     if not foundNext and levels[0] and not levels[0].locked and @levelStatusMap[levels[0].slug] isnt 'complete'
       levels[0].next = true
 
+  calculateExperienceScore: ->
+    adultPoint = me.get('ageRange') in ['18-24', '25-34', '35-44', '45-100']  # They have to have answered the poll for this, likely after Shadow Guard.
+    speedPoints = 0
+    for [levelSlug, speedThreshold] in [['dungeons-of-kithgard', 50], ['gems-in-the-deep', 55], ['shadow-guard', 55], ['forgetful-gemsmith', 40], ['true-names', 40]]
+      if _.find(@sessions.models, (session) -> session.get('levelID') is levelSlug)?.attributes.playtime <= speedThreshold
+        ++speedPoints
+    experienceScore = adultPoint + speedPoints  # 0-6 score of how likely we think they are to be experienced and ready for Kithgard Mastery
+    return experienceScore
+
   createLine: (o1, o2) ->
     p1 = x: o1.x, y: 0.66 * o1.y + 0.5
     p2 = x: o2.x, y: 0.66 * o2.y + 0.5