From d94643c217b6b93eb6c539c60b00fe0cf68272b7 Mon Sep 17 00:00:00 2001
From: Jesse Morgan <jesse@jesterpm.net>
Date: Sat, 9 Nov 2013 15:24:56 -0800
Subject: Refactored TrainingResource to use the Provider interface.

Playlists are now generated from a default playlist and regularly
merged with the default playlist to get updates.

Also adding the Question tests that got left out of a previous commit.
---
 src/com/p4square/grow/backend/GrowBackend.java | 30 +++++++++++++++++++++++---
 1 file changed, 27 insertions(+), 3 deletions(-)

(limited to 'src/com/p4square/grow/backend/GrowBackend.java')

diff --git a/src/com/p4square/grow/backend/GrowBackend.java b/src/com/p4square/grow/backend/GrowBackend.java
index 45e0fa2..195554e 100644
--- a/src/com/p4square/grow/backend/GrowBackend.java
+++ b/src/com/p4square/grow/backend/GrowBackend.java
@@ -4,6 +4,8 @@
 
 package com.p4square.grow.backend;
 
+import java.io.IOException;
+
 import org.apache.log4j.Logger;
 
 import org.restlet.Application;
@@ -17,10 +19,15 @@ import com.p4square.grow.config.Config;
 import com.p4square.grow.backend.db.CassandraDatabase;
 import com.p4square.grow.backend.db.CassandraKey;
 import com.p4square.grow.backend.db.CassandraProviderImpl;
+import com.p4square.grow.backend.db.CassandraTrainingRecordProvider;
 
 import com.p4square.grow.model.Question;
+import com.p4square.grow.model.TrainingRecord;
+import com.p4square.grow.model.Playlist;
 
 import com.p4square.grow.provider.Provider;
+import com.p4square.grow.provider.ProvidesQuestions;
+import com.p4square.grow.provider.ProvidesTrainingRecords;
 import com.p4square.grow.provider.QuestionProvider;
 
 import com.p4square.grow.backend.resources.AccountResource;
@@ -35,7 +42,8 @@ import com.p4square.grow.backend.resources.TrainingResource;
  *
  * @author Jesse Morgan <jesse@jesterpm.net>
  */
-public class GrowBackend extends Application {
+public class GrowBackend extends Application
+        implements ProvidesQuestions, ProvidesTrainingRecords {
     private static final String DEFAULT_COLUMN = "value";
 
     private final static Logger LOG = Logger.getLogger(GrowBackend.class);
@@ -44,6 +52,7 @@ public class GrowBackend extends Application {
     private final CassandraDatabase mDatabase;
 
     private final Provider<String, Question> mQuestionProvider;
+    private final CassandraTrainingRecordProvider mTrainingRecordProvider;
 
     public GrowBackend() {
         this(new Config());
@@ -53,12 +62,14 @@ public class GrowBackend extends Application {
         mConfig = config;
         mDatabase = new CassandraDatabase();
 
-        mQuestionProvider = new QuestionProvider<CassandraKey>(new CassandraProviderImpl<Question>(mDatabase, "strings", Question.class)) {
+        mQuestionProvider = new QuestionProvider<CassandraKey>(new CassandraProviderImpl<Question>(mDatabase, Question.class)) {
             @Override
             public CassandraKey makeKey(String questionId) {
-                return new CassandraKey("/questions/" + questionId, DEFAULT_COLUMN);
+                return new CassandraKey("strings", "/questions/" + questionId, DEFAULT_COLUMN);
             }
         };
+
+        mTrainingRecordProvider = new CassandraTrainingRecordProvider(mDatabase);
     }
 
     @Override
@@ -120,10 +131,23 @@ public class GrowBackend extends Application {
         return mDatabase;
     }
 
+    @Override
     public Provider<String, Question> getQuestionProvider() {
         return mQuestionProvider;
     }
 
+    @Override
+    public Provider<String, TrainingRecord> getTrainingRecordProvider() {
+        return mTrainingRecordProvider;
+    }
+
+    /**
+     * @return the Default Playlist.
+     */
+    public Playlist getDefaultPlaylist() throws IOException {
+        return mTrainingRecordProvider.getDefaultPlaylist();
+    }
+
     /**
      * Stand-alone main for testing.
      */
-- 
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