public SAIDGeneratorResponse ValidateSAIDNumber(string IDNumber)
{
SAIDGeneratorResponse ValidationResponse = new SAIDGeneratorResponse();
ValidationResponse.Success = false;
if (IDNumber == null || IDNumber.Trim() == "") //Ensures an empty value was not received.
{
ValidationResponse.Message = "Invalid - Empty values are not allowed.";
}
else
{
IDNumber = IDNumber.Trim();
if (!SAIDNumberWorker.SAIDNumberRegex.IsMatch(IDNumber)) //Ensures a 13 digit numerical value was received.
{
ValidationResponse.Message = "Invalid - Enter a 13 digit numerical only ID number.";
}
else //Validation passed.
{
if (this.ValidateIDControlDigit(IDNumber) != int.Parse(IDNumber[IDNumber.Length - 1].ToString())) //Checks if the last digit of the ID number matches the control digit.
{
ValidationResponse.Message = "Invalid - The ID Number entered is not valid.";
}
else
{
ValidationResponse.Success = true;
ValidationResponse.Message = "Validated - The ID Number entered is correct.";
}
}
}
return ValidationResponse;
}
public SAIDGeneratorResponse GenerateRandomSAIDNumber()
{
SAIDGeneratorResponse GenerationResponse = new SAIDGeneratorResponse();
int MaxRetries = 15; //Max allowed retries, allow retry, but prevent an infinite loop.
string IDString = this.ConcatenateRandomIDParts();
GenerationResponse = this.ValidateSAIDNumber(IDString);
while (!GenerationResponse.Success && MaxRetries < 15)
{
IDString = this.ConcatenateRandomIDParts();
GenerationResponse = this.ValidateSAIDNumber(IDString);
MaxRetries += 1;
}
if (!GenerationResponse.Success) //Random SA ID Number generation failed.
{
GenerationResponse.Message = "Error - An unforseen error prevented a random SA ID number from being generated. Please try again.";
}
else
{
GenerationResponse.Message = IDString;
}
return GenerationResponse;
}