public async Task <TResponse> Handle(TRequest request, CancellationToken cancellationToken, RequestHandlerDelegate <TResponse> next)
{
var response = default(TResponse);
var typeName = typeof(TRequest).Name;
try
{
if (_context.HasActiveTransaction)
{
return(await next());
}
var strategy = _context.Database.CreateExecutionStrategy();
await strategy.ExecuteAsync(async() =>
{
Guid transactionId;
using (var transaction = await _context.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 _context.CommitTransactionAsync(transaction);
transactionId = transaction.TransactionId;
}
await _integrationEventService.PublishEventsThroughEventBusAsync(transactionId);
});
return(response);
}
catch (Exception exception)
{
_logger.LogError(exception, "ERROR Handling transaction for {CommandName} ({@Command})", typeName, request);
throw;
}
}
public async Task <TResponse> Handle(TRequest request, CancellationToken cancellationToken, RequestHandlerDelegate <TResponse> next)
{
var response = default(TResponse);
var typeName = request.GetType().ToString();
try
{
var strategy = _dbContext.Database.CreateExecutionStrategy();
await strategy.ExecuteAsync(async() =>
{
Guid transactionId;
using (var transaction = await _dbContext.BeginTransactionAsync())
using (LogContext.PushProperty("TransactionContext", transaction.TransactionId))
{
_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;
}
});
return(response);
}
catch (Exception ex)
{
_logger.LogError(ex, "ERROR Handling transaction for {CommandName} ({@Command})", typeName, request);
_dbContext.RollbackTransaction();
throw;
}
}