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/*
 * UserManager.h
 *
 * Copyright (C) 2009 Matthias Schiffer <matthias@gamezock.de>
 *
 * This program is free software: you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * See the GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program. If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef MAD_SERVER_USERMANAGER_H_
#define MAD_SERVER_USERMANAGER_H_

#include <Common/UserInfo.h>
#include <Common/GroupInfo.h>

#include <map>
#include <set>

#include <boost/smart_ptr.hpp>
#include <boost/noncopyable.hpp>

namespace Mad {
namespace Server {

class UserBackend;

class UserManager : boost::noncopyable {
  private:
    struct Compare {
      bool operator() (boost::shared_ptr<UserBackend> b1, boost::shared_ptr<UserBackend> b2);
    };

    static UserManager userManager;

    std::set<boost::shared_ptr<UserBackend>, Compare> backends;

    UserManager() {}

  public:
    void registerBackend(boost::shared_ptr<UserBackend> backend) {
      backends.insert(backend);
    }

    void unregisterBackend(boost::shared_ptr<UserBackend> backend) {
      backends.erase(backend);
    }

    boost::shared_ptr<std::map<unsigned long, Common::UserInfo> > getUserList();
    boost::shared_ptr<Common::UserInfo> getUserInfo(unsigned long uid);

    boost::shared_ptr<std::map<unsigned long, Common::GroupInfo> > getGroupList();

    bool setPassword(unsigned long uid, const std::string &password);

    bool addUser(const Common::UserInfo &userInfo);

    static UserManager *get() {
      return &userManager;
    }
};

}
}

#endif /* MAD_SERVER_USERMANAGER_H_ */