public override void OnException(IDeleteRequestHandler handler, Exception exception)
{
if (exception is SqlException)
{
SqlExceptionHelper.HandleDeleteForeignKeyException(exception, handler.Context?.Localizer);
}
}
public override void OnException(ISaveRequestHandler handler, Exception exception)
{
if (exception is SqlException)
{
SqlExceptionHelper.HandleSavePrimaryKeyException(exception, handler.Context?.Localizer,
handler.Row?.IdField?.GetTitle(handler.Context?.Localizer));
}
}
public static void HandleSavePrimaryKeyException(Exception e, string fieldName = "ID")
{
PrimaryKeyExceptionInfo fk;
if (SqlExceptionHelper.IsPrimaryKeyException(e, out fk))
{
throw new ValidationError(String.Format(Texts.Validation.SavePrimaryKeyError, fk.TableName, fieldName));
}
}
public static void HandleDeleteForeignKeyException(Exception e)
{
ForeignKeyExceptionInfo fk;
if (SqlExceptionHelper.IsForeignKeyException(e, out fk))
{
throw new ValidationError(String.Format(Texts.Validation.DeleteForeignKeyError, fk.TableName));
}
}