public async Task <IList <ResolvedEvent> > ConvertAsync(EventStoreStreamsAttribute config, CancellationToken cancellationToken)
{
if (string.IsNullOrWhiteSpace(config?.ConnectionStringSetting))
{
var esException = new EventStoreStreamsBindingException("ConnectionString cant be empty");
_logger.LogError(esException, esException.Message);
throw esException;
}
using (var client = new EventStoreClient(config.ConnectionStringSetting, _logger))
{
try
{
await client.Connect();
IList <ResolvedEvent> result = null;
if (config.StreamReadDirection == StreamReadDirection.Forward)
{
result = await client.ReadFromStreamForward(config.StreamName, config.StreamOffset, config.ReadSize, config.ResolveLinkTos);
}
else
{
result = await client.ReadFromStreamBackward(config.StreamName, config.StreamOffset, config.ReadSize, config.ResolveLinkTos);
}
return(result);
}
catch (Exception esException)
{
_logger.LogError(esException, esException.Message);
throw;
}
}
}
public EventStoreDataAsyncCollector(EventStoreStreamsAttribute config, Microsoft.Extensions.Logging.ILogger logger)
{
_config = config;
_logger = logger;
}
private string GetStreamName(EventStoreStreamsAttribute config) => $"{config.StreamNamePrefix}{config.StreamName}{config.StreamNameSuffix}";