public async Task <TResponse> Handle(TRequest request, CancellationToken cancellationToken,
RequestHandlerDelegate <TResponse> next)
{
var response = default(TResponse);
var typeName = request.GetGenericTypeName();
try
{
if (_dbContext.HasActiveTransaction)
{
return(await next());
}
var strategy = _dbContext.Database.CreateExecutionStrategy();
await strategy.ExecuteAsync(async() =>
{
Guid transactionId;
using (var transaction = await _dbContext.BeginTransactionAsync())
{
_logger.LogInformation("----- Begin transaction {TransactionId} for {CommandName} ({@Command})",
transaction.TransactionId, typeName, request);
response = await next();
_logger.LogInformation("----- Commit transaction {TransactionId} for {CommandName}",
transaction.TransactionId, typeName);
await _dbContext.CommitTransactionAsync(transaction);
transactionId = transaction.TransactionId;
}
await _deliveryIntegrationEventService.PublishEventsThroughEventBusAsync(transactionId);
});
return(response);
}
catch (Exception ex)
{
_logger.LogError(ex, "ERROR Handling transaction for {CommandName} ({@Command})", typeName, request);
throw;
}
}