private bool PasswordInputIsValid()
{
if (FieldIsEmpty(screen.PasswordTextBox, "Password"))
{
screen.PasswordValidatorLabel.Text = "Enter password";
return(false);
}
if (FieldIsEmpty(screen.UsernameTextBox, "Username"))
{
return(false);
}
string username = screen.UsernameTextBox.Text.Trim();
string password = screen.PasswordTextBox.Text.Trim();
bool passWordMatches = UserFileUtil.UsernamePasswordMatches(username, password);
if (!passWordMatches)
{
if (screen.UsernameValidatorLabel.Text.Length == 0)
{
screen.PasswordValidatorLabel.Text = "Password is wrong";
}
else
{
screen.PasswordValidatorLabel.Text = "Username or password is wrong";
}
return(false);
}
screen.PasswordValidatorLabel.Text = "";
return(true);
}
private bool UsernameInputIsValid()
{
if (FieldIsEmpty(screen.UsernameTextBox, "Username"))
{
screen.UsernameValidatorLabel.Text = "Enter valid username";
return(false);
}
if (FieldIsEmpty(screen.PasswordTextBox, "Password"))
{
return(false);
}
string username = screen.UsernameTextBox.Text.Trim();
bool userExists = UserFileUtil.UsernameExists(username);
if (!userExists)
{
screen.UsernameValidatorLabel.Text = "Couldn't find your username";
return(false);
}
screen.UsernameValidatorLabel.Text = "";
return(true);
}
private bool UsernameInputIsValid()
{
string username = screen.RUsernameTextBox.Text.Trim();
if (username.Length == 0)
{
screen.RegisterUserNameValidatorLabel.Text = "Enter username";
return(false);
}
if (username.Where(Char.IsLetter).Count() == 0)
{
screen.RegisterUserNameValidatorLabel.Text = "Wrong username format";
return(false);
}
if (username.Equals("Username"))
{
screen.RegisterUserNameValidatorLabel.Text = "Enter valid username";
return(false);
}
bool userExists = UserFileUtil.UsernameExists(username);
if (userExists)
{
screen.RegisterUserNameValidatorLabel.Text = "This username is already registered";
return(false);
}
screen.RegisterUserNameValidatorLabel.Text = "";
return(true);
}
// written for testing purpose
public static void PrintAllUserData()
{
List <string> lines = UserFileUtil.GetAllUserData();
foreach (string line in lines)
{
Console.WriteLine(line);
}
}
private void StartLoginProcess()
{
bool canAccess = loginValidator.AreAllInputsValid();
if (canAccess)
{
string userData =
UserFileUtil.GetUserData(userNameTextBox.Text.Trim(), false);
UserFileUtil.WriteCurrentUserDataToFile(userData);
StartSystem();
}
}
private void StartRegistrationProcess()
{
bool canAccess = registrationValidator.AreAllInputsValid();
if (canAccess)
{
List <string> allUserData = UserFileUtil.GetAllUserData();
AddNewUser(allUserData);
string encryptedData =
UserFileUtil.EncryptAllDataInList(allUserData);
UserFileUtil.WriteEncryptedDataToFile(encryptedData);
string currentUserData = UserFileUtil
.GetUserData(RUsernameTextBox.Text.Trim(), false);
UserFileUtil.WriteCurrentUserDataToFile(currentUserData);
StartSystem();
}
}
private void ClearUserData()
{
UserFileUtil.ClearCurrentUserData();
}
