#ifndef PERMISSION_H
#define PERMISSION_H

#include <QString>
#include <QMap>
#include <QSet>
#include "user.h"
#include "role.h"

class PermissionManager {
public:
    static PermissionManager& getInstance();

    void addRole(const Role& role);
    void removeRole(const QString& roleName);
    Role* getRole(const QString& roleName);
    bool checkPermission(const User& user, const QString& permission) const;
    QSet<QString> getAllPermissions() const;

private:
    PermissionManager() = default;
    PermissionManager(const PermissionManager&) = delete;
    PermissionManager& operator=(const PermissionManager&) = delete;

    QMap<QString, Role> m_roles;
    QSet<QString> m_allPermissions;
};

#endif // PERMISSION_H