public ActionResult <CalculatorValue> Subtract([FromBody] CalculatorSubtractPayload payload)
{
if (_validator.ValidateNull(payload, out var result))
{
return(result);
}
return(Ok(_calculator.Subtract(payload.Values, payload.Minuend)));
}
public bool ValidateNull(CalculatorSubtractPayload payload, out ActionResult <CalculatorValue> result)
{
if (_nullValidator.Validate(payload.Minuend))
{
result = new BadRequestObjectResult(string.Format(ErrorMessages.NULL_VALUE_TEMPLATE, nameof(payload.Minuend)));
return(true);
}
foreach (var vaues in payload.Values)
{
if (_nullValidator.Validate(vaues))
{
result = new BadRequestObjectResult(ErrorMessages.NULL_VALUE);
return(true);
}
}
result = null;
return(false);
}