public UserSignInResult SignIn(string username, string password)
{
UserSignInResult result = UserSignInResult.UsernameNotExists;
UserDBManager.ReadDB();
foreach (User user in UserDBManager.UsersDB.Users)
{
if (user.Username == username && user.Password == password)
{
LoggedInUser = new User {Username = username, Password = password};
result = UserSignInResult.UsernameAndPasswordCorrect;
break;
}
if (user.Username == username && user.Password != password)
{
result = UserSignInResult.BadPassword;
break;
}
}
if ((result != UserSignInResult.UsernameAndPasswordCorrect && result != UserSignInResult.BadPassword) || string.IsNullOrEmpty(username))
{
result = UserSignInResult.UsernameNotExists;
}
return result;
}
public void UnregisteredLogin()
{
LoggedInUser = new User("Guest", string.Empty);
//if (LoggedInUser == null)
//{
//}
}
public UserSignUpResult SignUp(string username, string password)
{
UserSignUpResult result = new UserSignUpResult();
UserDBManager.ReadDB();
if (ValidUserNameRegex.IsMatch(username) && !string.IsNullOrEmpty(password))
{
foreach (User user in UserDBManager.UsersDB.Users)
{
if (user.Username == username)
{
result = UserSignUpResult.UsernameAlreadyExists;
break;
}
}
}
if (!ValidUserNameRegex.IsMatch(username) || string.IsNullOrEmpty(password))
{
result = UserSignUpResult.UsernameOrPasswordBadCharacters;
}
if (result != UserSignUpResult.UsernameAlreadyExists && result != UserSignUpResult.UsernameOrPasswordBadCharacters)
{
UserDBManager.ReadDB();
LoggedInUser = new User(username, password);
UserDBManager.UsersDB.Users.Add(LoggedInUser); // should append
UserDBManager.SaveDB();
result = UserSignUpResult.UsernameAndPasswordGoodCharacters;
}
return result;
}