public static async Task <OperationResult <T> > RunWithTransactionAsync <T>(this ITransactionScopeProvider provider, Func <ITransactionScopeDataAccessor, Task <OperationResult <T> > > callback)
{
ITransactionScopeDataAccessor accessor = null;
try {
accessor = provider.GetTransactionScopeDataAccessor();
var operation = await callback(accessor);
if (operation.WasSuccessful)
{
var commitTransaction = accessor.CommitTransaction();
if (commitTransaction.WasSuccessful == false)
{
return(new OperationResult <T>(commitTransaction.Exceptions));
}
}
else
{
var rollbackTransaction = accessor.RollbackTransaction();
if (rollbackTransaction.WasSuccessful == false)
{
return(new OperationResult <T>(false, operation.Result, operation.Exceptions.Concat(rollbackTransaction.Exceptions)));
}
}
return(operation);
}
catch (Exception ex) {
var rollBack =
accessor?.RollbackTransaction();
var exceptions = new List <Exception>();
exceptions.Add(ex);
if (rollBack != null)
{
exceptions.AddRange(rollBack.Exceptions);
}
return(new OperationResult <T>(exceptions));
}
}
/// <summary>
/// Instantiates SQLLoggingDataAccessor.
/// </summary>
/// <param name="component">The object implementing ITransactionScopeDataAccessor being wrapped.</param>
/// <param name="logger">The logger to be used.</param>
public SQLTransactionScopeLoggingDataAccessor(ITransactionScopeDataAccessor component, ILogger logger)
{
_component = component;
_logger = logger;
}
/// <summary>
/// Instantiates SQLLoggingDataAccessor.
/// </summary>
/// <param name="component">The object implementing ITransactionScopeDataAccessor being wrapped.</param>
/// <param name="fileName">The filename for the log. Will log with timestamp.</param>
public SQLTransactionScopeLoggingDataAccessor(ITransactionScopeDataAccessor component, string fileName) : this(component, new TimeStampLogger(fileName) { LinePrependageText = "\r\n" })
{
}
