private async Task GenerateShardIteratorRequest(KShard shard)
{
var shardIteratorRequest = new GetShardIteratorRequest()
{
ShardId = shard.ShardId,
ShardIteratorType = shard.ShardIteratorType,
StartingSequenceNumber = shard.SequenceNumber,
StreamName = _utilities.StreamName
};
var response = await _client.GetShardIteratorAsync(shardIteratorRequest, _cancellationTokenSource.Token);
shard.SetNextShardIterator(response.ShardIterator);
}
private async Task <RecordResponse> GetRecordResponse(KShard shard, CancellationToken ctx)
{
var request = new GetRecordsRequest {
ShardIterator = shard.ShardIterator
};
while (!ctx.IsCancellationRequested)
{
var record = await _client.GetRecordsAsync(request, ctx);
if (record.Records.Count > 0)
{
return(RecordResponse.Create(record, ctx));
}
request.ShardIterator = record.NextShardIterator;
await Task.Delay(1000, ctx);
}
return(RecordResponse.Empty);
}