/// <summary>
/// Thực thi chuyển tác không thành công trở về ban đầu
/// </summary>
public void RollBack()
{
if (InTransaction)
{
try
{
cmd.Transaction.Rollback();
}
catch (InvalidOperationException ex)
{
if (HandleErrors)
{
StringError.Append("Error: RollBack");
StringError.Append(ex.Message);
StringError.Append("\n");
}
this.Close();
}
finally
{
InTransaction = false;
}
}
}
public Result(TValue value, StringError error = default) : this()
{
_result = new Result <TValue, StringError>(value, error);
}
private string Lookup(StringError key, params string[] args)
{
var returnValue = string.Empty;
switch (key)
{
case StringError.UnhandledException:
{
returnValue = "An unhandled exception has occurred";
break;
}
case StringError.GenericException:
{
returnValue = string.Format("Something went wrong. Please contact the service desk.");
break;
}
case StringError.InvalidFieldsOrRules:
{
returnValue = "Fields or Rules not valid";
break;
}
case StringError.InvalidScheme:
{
returnValue = "Invalid Scheme. Expected HTTPS.";
break;
}
case StringError.InvalidCertificate:
{
returnValue = "Invalid Certificate. Access Denied.";
break;
}
case StringError.InvalidData:
{
returnValue = string.Format("Data invalid for {0} operation", args);
break;
}
case StringError.EntityNotFound:
{
returnValue = string.Format("{0} not found by filter", args);
break;
}
case StringError.DocumentNotFound:
{
returnValue = string.Format("{0} not found", args);
break;
}
case StringError.InvalidDataFilter:
{
returnValue = "Invalid Data For Method";
break;
}
case StringError.EntityNotFoundFilter:
{
returnValue = "Entity Not Found";
break;
}
case StringError.KeyNotFoundFilter:
{
returnValue = "Ket Not Found In Collection";
break;
}
case StringError.NotImplementedFilter:
{
returnValue = "Method Not Implemented";
break;
}
case StringError.SecurityFilter:
{
returnValue = "Security Violation";
break;
}
case StringError.SqlFilter:
{
returnValue = "SQL Error";
break;
}
case StringError.IncompleteTransaction:
{
returnValue = "Unable to complete transaction.";
break;
}
case StringError.ContractMalformed:
{
returnValue = "Contract is Malformed";
break;
}
case StringError.ResultIsEmpty:
{
returnValue = "Result is Empty";
break;
}
case StringError.RuleEvaluationFailed:
{
returnValue = "Rule Evaluation Failed";
break;
}
}
return(returnValue);
}
public virtual void error(string str)
{
StringError?.Invoke(this, str);
}
/// <summary>
/// Lỗi trả về
/// </summary>
/// <returns></returns>
public string GetError()
{
return(StringError.ToString());
}