/// <summary>
/// Gets the session.
/// </summary>
/// <param name="user">The user.</param>
/// <returns></returns>
public Guid GetSession(User user)
{
var status = Authenticate(user);
if (status != AuthenticationStatus.Success)
return Guid.Empty;
var found =
_context.Set<User>().FirstOrDefault(x => x.Name == user.Name && x.Password == user.Password);
Debug.Assert(found != null, "found != null");
var session = new Session() { UserId = found.Id };
_context.Set<Session>().Add(session);
_context.SaveChanges();
return session.UUID;
}
/// <summary>
/// Authenticates the specified user.
/// </summary>
/// <param name="user">The user.</param>
/// <returns></returns>
public AuthenticationStatus Authenticate(User user)
{
if(user.Name.IsNullOrWhiteSpace())
return AuthenticationStatus.EmptyUserName;
if(user.Password.IsNullOrWhiteSpace())
return AuthenticationStatus.EmptyPassword;
user.Password = Hash.GetHash(user.Password, Hash.HashType.SHA512);
var found =
_context.Set<User>().FirstOrDefault(x => x.Name == user.Name && x.Password == user.Password);
if (found != null)
{
return AuthenticationStatus.Success;
}
return AuthenticationStatus.InvalidUserNameOrPassword;
}
/// <summary>
/// Registers the specified user.
/// </summary>
/// <param name="user">The user.</param>
/// <returns></returns>
public RegisterStatus Register(User user)
{
if(user.Name.IsNullOrWhiteSpace())
return RegisterStatus.EmptyUserName;
if(user.Password.IsNullOrWhiteSpace())
return RegisterStatus.EmptyPassword;
if(user.Email.IsNullOrWhiteSpace())
return RegisterStatus.EmptyEmail;
if(_context.Set<User>().FirstOrDefault(x => x.Name == user.Name) != null)
return RegisterStatus.UserExists;
if(_context.Set<User>().FirstOrDefault(x => x.Email == user.Email) != null)
return RegisterStatus.EmailExists;
user.Password = Hash.GetHash(user.Password, Hash.HashType.SHA512);
_context.Set<User>().Add(user);
_context.SaveChanges();
return RegisterStatus.Success;
}
