{

Q_OBJECT

explicit SimpleAuthSystem(Settings &settings_ref, QWidget *parent = nullptr);

private slots:

void onLoginClicked();

void onRegisterClicked();

void onUpdateSettingsClicked();

void onLogoutClicked();

Settings &settings;

// UI组件

QLineEdit *usernameEdit;

QLineEdit *passwordEdit;

QLineEdit *emailEdit;

QLineEdit *nicknameEdit;

QLineEdit *skinEdit;

QPushButton *loginButton;

QPushButton *registerButton;

QPushButton *updateButton;

QPushButton *logoutButton;

QLabel *statusLabel;

// 存储数据

QString serverUrl;

QString accessToken;

int userId;

// 辅助函数：发送HTTP请求

void sendHttpRequest(const QString &endpoint, const QString &data,

const QString &method, const QString &token,

std::function<void(bool, const QJsonDocument &)> callback);