/**
 * @file   BobinkAuth.h
 * @brief  QML component for OPC UA authentication configuration.
 */
#ifndef BOBINKAUTH_H
#define BOBINKAUTH_H

#include <QObject>
#include <QOpcUaAuthenticationInformation>
#include <QQmlEngine>

class BobinkAuth : public QObject
{
  Q_OBJECT
  QML_ELEMENT

  Q_PROPERTY (AuthMode mode READ mode WRITE setMode NOTIFY modeChanged)
  Q_PROPERTY (
      QString username READ username WRITE setUsername NOTIFY usernameChanged)
  Q_PROPERTY (
      QString password READ password WRITE setPassword NOTIFY passwordChanged)
  Q_PROPERTY (
      QString certPath READ certPath WRITE setCertPath NOTIFY certPathChanged)
  Q_PROPERTY (
      QString keyPath READ keyPath WRITE setKeyPath NOTIFY keyPathChanged)

public:
  /// Authentication modes supported by OPC UA.
  enum AuthMode
  {
    Anonymous,
    UserPass,
    Certificate
  };
  Q_ENUM (AuthMode)

  explicit BobinkAuth (QObject *parent = nullptr);

  AuthMode mode () const;
  void setMode (AuthMode mode);

  QString username () const;
  void setUsername (const QString &username);

  QString password () const;
  void setPassword (const QString &password);

  QString certPath () const;
  void setCertPath (const QString &path);

  QString keyPath () const;
  void setKeyPath (const QString &path);

  /**
   * @brief  Build a QOpcUaAuthenticationInformation from the
   *         current mode and credentials.
   */
  QOpcUaAuthenticationInformation toAuthenticationInformation () const;

signals:
  void modeChanged ();
  void usernameChanged ();
  void passwordChanged ();
  void certPathChanged ();
  void keyPathChanged ();

private:
  AuthMode m_mode = Anonymous;
  QString m_username;
  QString m_password;
  QString m_certPath;
  QString m_keyPath;
};

#endif // BOBINKAUTH_H