public ShortUrlListResult FindByUser(string userName, int start, int max)
{
ShortUrlListResult result = Validation.Validate <ShortUrlListResult>(() => string.IsNullOrWhiteSpace(userName), "userName", TextMessages.UserNameCannotBeBlank)
.And(() => start < 0, "start", TextMessages.StartIndexCannotBeNegative)
.And(() => max <= 0, "max", TextMessages.MaximumNumberOfUrlsMustBePositive)
.Result();
if (result.RuleViolations.IsEmpty())
{
User user;
// Ensure user is not locked out.
result = ValidateUserName <ShortUrlListResult>(userName, out user);
if (result.RuleViolations.IsEmpty())
{
PagedResult <ShortUrl> pagedResult = shortUrlRepository.FindByUserId(user.Id, start, max);
// Convert it to DTOs
IEnumerable <ShortUrlDTO> dtos = pagedResult.Result
.SelectMany(shortUrl => shortUrl.Aliases.Where(alias => (alias.User != null) && alias.User.Id == user.Id))
.Distinct()
.Select(CreateShortUrlDTO);
result = new ShortUrlListResult(new PagedResult <ShortUrlDTO>(dtos, pagedResult.Total));
}
}
return(result);
}
