public IEnumerable <string> GetValidationErrors(TRecord record, SaveAction action = SaveAction.NotSet, IDbConnection connection = null)
{
foreach (var prop in record.GetType().GetProperties().Where(pi => pi.HasSaveAction(action)))
{
if (RequiredDateNotSet(prop, record))
{
yield return($"The {prop.Name} date field requires a value.");
}
var postulateAttr = prop.GetCustomAttributes <Validation.ValidationAttribute>();
foreach (var attr in postulateAttr)
{
object value = prop.GetValue(record);
if (!attr.IsValid(prop, value, connection))
{
yield return(attr.ErrorMessage);
}
}
var validationAttr = prop.GetCustomAttributes <System.ComponentModel.DataAnnotations.ValidationAttribute>();
foreach (var attr in validationAttr)
{
if (!IsRequiredWithInsertExpression(prop, attr))
{
object value = prop.GetValue(record);
if (!attr.IsValid(value))
{
yield return(attr.FormatErrorMessage(prop.Name));
}
}
}
}
IValidateable validateable = record as IValidateable;
if (validateable != null)
{
var errors = validateable.Validate(connection);
foreach (var err in errors)
{
yield return(err);
}
}
}
