//--- Methods ---
public override Task InitializeAsync(LambdaConfig config)
{
// config.ReadText()
BUCKET_NAME = AwsConverters.ReadS3BucketName(config, "WebsiteBucket");
S3Client = new AmazonS3Client();
return(Task.CompletedTask);
}
//--- Methods ---
public override Task InitializeAsync(LambdaConfig config)
{
var sqsClient = new AmazonSQSClient();
var queueName = AwsConverters.ConvertQueueArnToUrl(config.ReadText("SqsSongQueue"));
SpeakerRequest = new SpeakerRequest(this, sqsClient, queueName);
return(Task.CompletedTask);
}
//--- Methods ---
public override async Task InitializeAsync(LambdaConfig config)
{
var dynamoDbUserSubscriptionTableName = AwsConverters.ConvertDynamoDBArnToName(config.ReadText("UserSubscriptions"));
var compareTopicArn = config.ReadText("CompareTopicPublish");
var dynamoDbClient = new AmazonDynamoDBClient();
var snsClient = new AmazonSimpleNotificationServiceClient();
var provider = new DependencyProvider(dynamoDbClient, snsClient, dynamoDbUserSubscriptionTableName, compareTopicArn);
_logic = new Logic(provider, Logger);
}
//--- Methods ---
public override async Task InitializeAsync(LambdaConfig config)
{
var tableName = AwsConverters.ConvertDynamoDBArnToName(config.ReadText("GoFishSessions"));
var accountRegion = config.ReadText("AccountRegion");
var bucketName = AwsConverters.ConvertBucketArnToName(config.ReadText("GoFishSumerianBucket"));
var uriToCardImage = $"http://{bucketName}.s3-website-{accountRegion}.amazonaws.com";
_dependencyProvider = new DependencyProvider(new AmazonDynamoDBClient(), tableName);
_processIntent = new ProcessIntent(_dependencyProvider, Logger, uriToCardImage);
}
//--- Constructors ---
public override Task InitializeAsync(LambdaConfig config)
{
var tableName = AwsConverters.ConvertDynamoDBArnToName(config.ReadText(("DynamoDbSongs")));
var indexNameSearchTitle = config.ReadText("DynamoDbIndexNameSearchTitleName");
var indexNameSearchTitleArtist = config.ReadText("DynamoDbIndexNameSearchTitleArtistName");
var indexTableName = AwsConverters.ConvertDynamoDBArnToName(config.ReadText("DynamoDbTitleWordCache"));
_jukeboxDynamoDb = new JukeboxDynamoDb(new AmazonDynamoDBClient(), tableName, indexNameSearchTitle, indexNameSearchTitleArtist, indexTableName);
_songlistUpload = new Logic(this);
return(Task.CompletedTask);
}
//--- Constructors ---
public override Task InitializeAsync(LambdaConfig config)
{
var queueName = config.ReadText("SqsSongQueue");
var tableName = AwsConverters.ConvertDynamoDBArnToName(config.ReadText("DynamoDbSongs"));
var indexNameSearchTitle = config.ReadText("DynamoDbIndexNameSearchTitleName");
var indexNameSearchTitleArtist = config.ReadText("DynamoDbIndexNameSearchTitleArtistName");
var indexTableName = AwsConverters.ConvertDynamoDBArnToName(config.ReadText("DynamoDbTitleWordCache"));
_jukeboxDynamoDb = new JukeboxDynamoDb(new AmazonDynamoDBClient(), tableName, indexNameSearchTitle, indexNameSearchTitleArtist, indexTableName);
_playSongRequest = new PlaySongNumberRequest(this, new AmazonSQSClient(), queueName, this);
return(Task.CompletedTask);
}
//--Methods--
public override Task InitializeAsync(LambdaConfig config)
{
_audioBucket = AwsConverters.ConvertBucketArnToName(config.ReadText("AudioForTranscribe"));
_textBucket = AwsConverters.ConvertBucketArnToName(config.ReadText("TextForPolly"));
_topic = config.ReadText("Loop");
_rand = new Random();
_s3Client = new AmazonS3Client();
_pollyClient = new AmazonPollyClient();
_transcribeClient = new AmazonTranscribeServiceClient();
_snsClient = new AmazonSimpleNotificationServiceClient();
return(Task.CompletedTask);
}
//--- Methods ---
public override async Task InitializeAsync(LambdaConfig config)
{
var dynamoDbSubscriptionTableName = AwsConverters.ConvertDynamoDBArnToName(config.ReadText("UserSubscriptions"));
var dynamoDbVideoTableName = AwsConverters.ConvertDynamoDBArnToName(config.ReadText("CacheVideos"));
var dynamoDbPlaylistsTableName = AwsConverters.ConvertDynamoDBArnToName(config.ReadText("CachePlaylists"));
var fromEmail = config.ReadText("FromEmail");
var youtubeApiKey = config.ReadText("YouTubeApiKey");
var youtubeApiClient = new YouTubeService(new BaseClientService.Initializer {
ApiKey = youtubeApiKey,
ApplicationName = GetType().ToString()
});
var dynamoDbClient = new AmazonDynamoDBClient();
var sesClient = new AmazonSimpleEmailServiceV2Client();
var provider = new DependencyProvider(youtubeApiClient, dynamoDbPlaylistsTableName, dynamoDbSubscriptionTableName, dynamoDbVideoTableName, dynamoDbClient, sesClient);
var dataAccess = new DataAccess(provider);
_logic = new Logic(fromEmail, dataAccess, Logger);
}
//--- Methods ---
public override async Task InitializeAsync(LambdaConfig config)
{
_client = new AmazonDynamoDBClient();
TABLE_NAME = AwsConverters.ReadDynamoDBTableName(config, "Table");
}
/// <summary>
/// The <see cref="ProcessMessageStreamAsync(Stream)"/> method is overridden to
/// provide specific behavior for this base class.
/// </summary>
/// <remarks>
/// This method cannot be overridden.
/// </remarks>
/// <param name="stream">The stream with the request payload.</param>
/// <returns>The task object representing the asynchronous operation.</returns>
public override sealed async Task <Stream> ProcessMessageStreamAsync(Stream stream)
{
var failureCounter = 0;
// deserialize stream to sqs event
LogInfo("deserializing stream to SQS event");
var sqsEvent = DeserializeJson <SQSEvent>(stream);
// process all received sqs records
var successfulMessages = new List <SQSEvent.SQSMessage>();
foreach (var sqsRecord in sqsEvent.Records)
{
CurrentRecord = sqsRecord;
try {
// attempt to deserialize the sqs record
LogInfo("deserializing message");
var message = Deserialize(sqsRecord.Body);
// attempt to process the sqs message
LogInfo("processing message");
await ProcessMessageAsync(message);
successfulMessages.Add(sqsRecord);
} catch (LambdaRetriableException e) {
// record error as warning; function will need to fail to prevent deletion
LogErrorAsWarning(e);
++failureCounter;
} catch (Exception e) {
LogError(e);
// send straight to the dead letter queue and prevent from re-trying
try {
await RecordFailedMessageAsync(LambdaLogLevel.ERROR, FailedMessageOrigin.SQS, SerializeJson(sqsRecord), e);
successfulMessages.Add(sqsRecord);
} catch {
// no dead-letter queue configured; function will need to fail to prevent deletion
++failureCounter;
}
} finally {
CurrentRecord = null;
}
}
// check if any failures occurred
if (failureCounter > 0)
{
// delete all messages that were successfully processed to avoid them being tried again
if (successfulMessages.Count > 0)
{
await Provider.DeleteMessagesFromQueueAsync(
AwsConverters.ConvertQueueArnToUrl(successfulMessages.First().EventSourceArn),
successfulMessages.Select(message =>
(MessageId: message.MessageId, ReceiptHandle: message.ReceiptHandle)
)
);
}
// fail invocation to prevent messages from being deleted
throw new LambdaAbortException($"processing failed: {failureCounter} errors ({successfulMessages.Count} messages succeeded)");
}
return($"processed {successfulMessages.Count} messages".ToStream());
}
//--- Methods ---
public override async Task InitializeAsync(LambdaConfig config)
{
_textractClient = new AmazonTextractClient();
_s3Client = new AmazonS3Client();
_bucketName = AwsConverters.ConvertBucketArnToName(config.ReadText("FileBucket"));
}
