public async Task <LoginDto> HandleAsync(LogUserLoginRequest command)
{
var salt = _db.Users.FirstOrDefault(u => u.Username == command.User.Username)?.PasswordSalt;
if (salt == null)
{
throw new BadRequestException();
}
var passwordHash = AuthorizationExtensions.CreatePasswordHash(command.User.Password, salt);
var registeredUser = _db.Users.Where(u => u.Username == command.User.Username && u.Password == passwordHash).FirstOrDefault();
if (registeredUser == null)
{
throw new UnauthorizedAccessException();
}
var currentLogin = _db.Logins.Where(l => l.UserId == registeredUser.Id).OrderByDescending(l => l.ExpirationDate).FirstOrDefault();
if (currentLogin != null && currentLogin.ExpirationDate.IsValidExpirationDate())
{
currentLogin.ExpirationDate = DateTimeExtensions.CreateExpirationDate();
}
else
{
var entity = new LoginEntity();
entity.UserId = registeredUser.Id;
entity.AuthToken = Guid.NewGuid().ToString();
entity.ExpirationDate = DateTimeExtensions.CreateExpirationDate();
_db.Logins.Add(entity);
}
await _db.SaveChangesAsync().ConfigureAwait(false);
var savedLogin = _db.Logins.Where(l => l.UserId == registeredUser.Id)
.OrderByDescending(l => l.ExpirationDate)
.Select(u => new { u.Id, u.AuthToken, u.UserId }).FirstOrDefault();
var loginDto = new LoginDto();
loginDto.Id = savedLogin.Id;
loginDto.AuthToken = savedLogin.AuthToken;
loginDto.UserId = savedLogin.UserId;
return(loginDto);
}
public async Task <LoginDto> HandleAsync(RegisterUserRequest request)
{
var matchingUsers = _db.Users.Any(u => u.Username == request.User.Username);
if (matchingUsers)
{
throw new BadRequestException();
}
var userEntity = Mapper.Map <UserEntity>(request.User);
var salt = AuthorizationExtensions.CreateSalt();
var passwordHash = AuthorizationExtensions.CreatePasswordHash(request.User.Password, salt);
userEntity.Password = passwordHash;
userEntity.PasswordSalt = salt;
_db.Users.Add(userEntity);
var loginEntity = new LoginEntity();
loginEntity.UserId = userEntity.Id;
loginEntity.AuthToken = Guid.NewGuid().ToString();
loginEntity.ExpirationDate = DateTimeExtensions.CreateExpirationDate();
_db.Logins.Add(loginEntity);
await _db.SaveChangesAsync().ConfigureAwait(false);
var savedLogin = _db.Logins.Where(l => l.UserId == userEntity.Id).OrderByDescending(l => l.ExpirationDate).Select(u => new { u.Id, u.AuthToken }).FirstOrDefault();
var loginDto = new LoginDto();
loginDto.Id = savedLogin.Id;
loginDto.AuthToken = savedLogin.AuthToken;
return(loginDto);
}