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/*
* Copyright 2014 Jesse Morgan
*/
package com.p4square.grow.backend;
import java.io.IOException;
import com.amazonaws.auth.AWSCredentials;
import com.p4square.grow.backend.dynamo.DynamoDatabase;
import com.p4square.grow.backend.dynamo.DynamoKey;
import com.p4square.grow.backend.dynamo.DynamoProviderImpl;
import com.p4square.grow.backend.dynamo.DynamoCollectionProviderImpl;
import com.p4square.grow.config.Config;
import com.p4square.grow.model.Message;
import com.p4square.grow.model.MessageThread;
import com.p4square.grow.model.Playlist;
import com.p4square.grow.model.Question;
import com.p4square.grow.model.TrainingRecord;
import com.p4square.grow.model.UserRecord;
import com.p4square.grow.provider.CollectionProvider;
import com.p4square.grow.provider.DelegateCollectionProvider;
import com.p4square.grow.provider.DelegateProvider;
import com.p4square.grow.provider.Provider;
import com.p4square.grow.provider.JsonEncodedProvider;
/**
*
* @author Jesse Morgan <jesse@jesterpm.net>
*/
class DynamoGrowData implements GrowData {
private static final String DEFAULT_COLUMN = "value";
private static final String DEFAULT_PLAYLIST_KEY = "/training/defaultplaylist";
private final Config mConfig;
private final DynamoDatabase mDatabase;
private final Provider<String, UserRecord> mUserRecordProvider;
private final Provider<String, Question> mQuestionProvider;
private final Provider<String, TrainingRecord> mTrainingRecordProvider;
private final CollectionProvider<String, String, String> mVideoProvider;
private final CollectionProvider<String, String, MessageThread> mFeedThreadProvider;
private final CollectionProvider<String, String, Message> mFeedMessageProvider;
private final Provider<String, String> mStringProvider;
private final CollectionProvider<String, String, String> mAnswerProvider;
public DynamoGrowData(final Config config) {
mConfig = config;
mDatabase = new DynamoDatabase(config);
mUserRecordProvider = new DelegateProvider<String, DynamoKey, UserRecord>(
new DynamoProviderImpl<UserRecord>(mDatabase, UserRecord.class)) {
@Override
public DynamoKey makeKey(String userid) {
return DynamoKey.newAttributeKey("accounts", userid, DEFAULT_COLUMN);
}
};
mQuestionProvider = new DelegateProvider<String, DynamoKey, Question>(
new DynamoProviderImpl<Question>(mDatabase, Question.class)) {
@Override
public DynamoKey makeKey(String questionId) {
return DynamoKey.newAttributeKey("strings",
"/questions/" + questionId,
DEFAULT_COLUMN);
}
};
mFeedThreadProvider = new DynamoCollectionProviderImpl<MessageThread>(
mDatabase, "feedthreads", MessageThread.class);
mFeedMessageProvider = new DynamoCollectionProviderImpl<Message>(
mDatabase, "feedmessages", Message.class);
mTrainingRecordProvider = new DelegateProvider<String, DynamoKey, TrainingRecord>(
new DynamoProviderImpl<TrainingRecord>(mDatabase, TrainingRecord.class)) {
@Override
public DynamoKey makeKey(String userId) {
return DynamoKey.newAttributeKey("training",
userId,
DEFAULT_COLUMN);
}
};
mVideoProvider = new DelegateCollectionProvider<String, String, String, String, String>(
new DynamoCollectionProviderImpl<String>(mDatabase, "strings", String.class)) {
@Override
public String makeCollectionKey(String key) {
return "/training/" + key;
}
@Override
public String makeKey(String key) {
return key;
}
@Override
public String unmakeKey(String key) {
return key;
}
};
mStringProvider = new DelegateProvider<String, DynamoKey, String>(
new DynamoProviderImpl<String>(mDatabase, String.class)) {
@Override
public DynamoKey makeKey(String id) {
return DynamoKey.newAttributeKey("strings", id, DEFAULT_COLUMN);
}
};
mAnswerProvider = new DynamoCollectionProviderImpl<String>(
mDatabase, "assessments", String.class);
}
@Override
public void start() throws Exception {
}
@Override
public void stop() throws Exception {
}
@Override
public Provider<String, UserRecord> getUserRecordProvider() {
return mUserRecordProvider;
}
@Override
public Provider<String, Question> getQuestionProvider() {
return mQuestionProvider;
}
@Override
public Provider<String, TrainingRecord> getTrainingRecordProvider() {
return mTrainingRecordProvider;
}
@Override
public CollectionProvider<String, String, String> getVideoProvider() {
return mVideoProvider;
}
@Override
public Playlist getDefaultPlaylist() throws IOException {
String blob = mStringProvider.get(DEFAULT_PLAYLIST_KEY);
if (blob == null) {
return null;
}
return JsonEncodedProvider.MAPPER.readValue(blob, Playlist.class);
}
@Override
public CollectionProvider<String, String, MessageThread> getThreadProvider() {
return mFeedThreadProvider;
}
@Override
public CollectionProvider<String, String, Message> getMessageProvider() {
return mFeedMessageProvider;
}
@Override
public Provider<String, String> getStringProvider() {
return mStringProvider;
}
@Override
public CollectionProvider<String, String, String> getAnswerProvider() {
return mAnswerProvider;
}
}
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