Fixed #1355.

app/lib/LevelLoader.coffee

@@ -243,6 +243,7 @@ module.exports = class LevelLoader extends CocoClass
     resource = null
     for resource in @spriteSheetsToBuild
       break if e.thangType is resource.thangType
+    return console.error 'Did not find spriteSheetToBuildResource for', e unless resource
     resource.spriteSheetKeys = (k for k in resource.spriteSheetKeys when k isnt e.key)
     resource.markLoaded() if resource.spriteSheetKeys.length is 0
 

app/templates/editor/level/edit.jade

@@ -64,7 +64,9 @@ block header
               li.dropdown-header Play As Which Team?
               li
                 for team in ['humans', 'ogres']
-                  a.play-with-team-button(data-team=team)= team
+                  a.play-with-team-button(data-team=team)= team + ' vs. AI'
+                for match in recentlyPlayedOpponents
+                  a.play-with-team-button(data-team=match.yourTeam, data-opponent=match.opponentSessionID)= match.yourTeam + ' vs. ' + match.opponentName
         
         else
           li(title="⌃↩ or ⌘↩: Play preview of current level")#play-button

app/views/editor/level/LevelEditView.coffee

@@ -19,6 +19,7 @@ RelatedAchievementsView = require 'views/editor/level/RelatedAchievementsView'
 VersionHistoryView = require './modals/LevelVersionsModal'
 ComponentsDocumentationView = require 'views/docs/ComponentsDocumentationView'
 SystemsDocumentationView = require 'views/docs/SystemsDocumentationView'
+storage = require 'lib/storage'
 
 module.exports = class LevelEditView extends RootView
   id: 'editor-level-view'
@@ -68,6 +69,7 @@ module.exports = class LevelEditView extends RootView
     context.level = @level
     context.authorized = me.isAdmin() or @level.hasWriteAccess(me)
     context.anonymous = me.get('anonymous')
+    context.recentlyPlayedOpponents = storage.load('recently-played-matches')?[@levelID] ? []
     context
 
   afterRender: ->
@@ -98,6 +100,7 @@ module.exports = class LevelEditView extends RootView
 
   onPlayLevel: (e) ->
     team = $(e.target).data('team')
+    opponentSessionID = $(e.target).data('opponent')
     sendLevel = =>
       @childWindow.Backbone.Mediator.publish 'level:reload-from-data', level: @level, supermodel: @supermodel
     if @childWindow and not @childWindow.closed
@@ -107,6 +110,7 @@ module.exports = class LevelEditView extends RootView
       # Create a new Window with a blank LevelView
       scratchLevelID = @level.get('slug') + '?dev=true'
       scratchLevelID += "&team=#{team}" if team
+      scratchLevelID += "&opponent=#{opponentSessionID}" if opponentSessionID
       if me.get('name') is 'Nick'
         @childWindow = window.open("/play/level/#{scratchLevelID}", 'child_window', 'width=2560,height=1080,left=0,top=-1600,location=1,menubar=1,scrollbars=1,status=0,titlebar=1,toolbar=1', true)
       else

app/views/play/level/PlayLevelView.coffee

@@ -3,9 +3,7 @@ template = require 'templates/play/level'
 {me} = require 'lib/auth'
 ThangType = require 'models/ThangType'
 utils = require 'lib/utils'
-
-# temp hard coded data
-World = require 'lib/world/world'
+storage = require 'lib/storage'
 
 # tools
 Surface = require 'lib/surface/Surface'
@@ -280,14 +278,23 @@ module.exports = class PlayLevelView extends RootView
     # Everything is now loaded
     return unless @levelLoader.progress() is 1  # double check, since closing the guide may trigger this early
 
-    # Save latest level played in local storage
+    # Save latest level played.
     if not (@levelLoader.level.get('type') in ['ladder', 'ladder-tutorial'])
       me.set('lastLevel', @levelID)
       me.save()
+    @saveRecentMatch() if @otherSession
     @levelLoader.destroy()
     @levelLoader = null
     @initSurface()
 
+  saveRecentMatch: ->
+    allRecentlyPlayedMatches = storage.load('recently-played-matches') ? {}
+    recentlyPlayedMatches = allRecentlyPlayedMatches[@levelID] ? []
+    allRecentlyPlayedMatches[@levelID] = recentlyPlayedMatches
+    recentlyPlayedMatches.unshift yourTeam: me.team, otherSessionID: @otherSession.id, opponentName: @otherSession.get('creatorName') unless _.find recentlyPlayedMatches, otherSessionID: @otherSession.id
+    recentlyPlayedMatches.splice(8)
+    storage.save 'recently-played-matches', allRecentlyPlayedMatches
+
   initSurface: ->
     surfaceCanvas = $('canvas#surface', @$el)
     @surface = new Surface(@world, surfaceCanvas, thangTypes: @supermodel.getModels(ThangType), playJingle: not @isEditorPreview)