/*
 * NetworkUserBackend.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 Lesser 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License along
 * with this program. If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef MAD_COMMON_BACKENDS_NETWORKUSERBACKEND_H_
#define MAD_COMMON_BACKENDS_NETWORKUSERBACKEND_H_

#include "../export.h"

#include "../UserDBBackend.h"
#include "../Request.h"

namespace Mad {
namespace Common {
namespace Backends {

class MAD_COMMON_EXPORT NetworkUserBackend : public UserDBBackend {
  private:
    class MAD_COMMON_EXPORT SimpleUserRequest : public Request {
      private:
        std::string type;
        boost::posix_time::ptime timestamp;

      protected:
        virtual void sendRequest();

      public:
        SimpleUserRequest(Application *application, const std::string &type0, boost::posix_time::ptime *timestamp0)
        : Request(application), type(type0), timestamp(timestamp0 ? *timestamp0 : boost::posix_time::not_a_date_time) {}
    };

    class MAD_COMMON_EXPORT IdUserRequest : public Request {
      private:
        std::string type;
        std::string idType;
        unsigned long id;
        boost::posix_time::ptime timestamp;

      protected:
        virtual void sendRequest();

      public:
        IdUserRequest(Application *application, const std::string &type0, const std::string &idType0, unsigned long id0, boost::posix_time::ptime *timestamp0 = 0)
        : Request(application), type(type0), idType(idType0), id(id0), timestamp(timestamp0 ? *timestamp0 : boost::posix_time::not_a_date_time) {}
    };

    class MAD_COMMON_EXPORT NameUserRequest : public Request {
      private:
        std::string type;
        std::string name;
        boost::posix_time::ptime timestamp;

      protected:
        virtual void sendRequest();

      public:
        NameUserRequest(Application *application, const std::string &type0, const std::string &name0, boost::posix_time::ptime *timestamp0)
        : Request(application), type(type0), name(name0), timestamp(timestamp0 ? *timestamp0 : boost::posix_time::not_a_date_time) {}
    };

    class MAD_COMMON_EXPORT UserAddRequest : public Request {
      private:
        UserInfo userInfo;
        bool check;

      protected:
        virtual void sendRequest();

      public:
        UserAddRequest(Application *application, const UserInfo &userInfo0, bool checkOnly)
        : Request(application), userInfo(userInfo0), check(checkOnly) {}
    };

    class MAD_COMMON_EXPORT UserUpdateRequest : public Request {
      private:
        unsigned long uid;
        UserInfo userInfo;

      protected:
        virtual void sendRequest();

      public:
        UserUpdateRequest(Application *application, unsigned long uid0, const UserInfo &userInfo0)
        : Request(application), uid(uid0), userInfo(userInfo0) {}
    };

    class MAD_COMMON_EXPORT GroupAddRequest : public Request {
      private:
        GroupInfo groupInfo;
        bool check;

      protected:
        virtual void sendRequest();

      public:
        GroupAddRequest(Application *application, const GroupInfo &groupInfo0, bool checkOnly)
        : Request(application), groupInfo(groupInfo0), check(checkOnly) {}
    };

    class MAD_COMMON_EXPORT GroupUpdateRequest : public Request {
      private:
        unsigned long gid;
        GroupInfo groupInfo;

      protected:
        virtual void sendRequest();

      public:
        GroupUpdateRequest(Application *application, unsigned long gid0, const GroupInfo &groupInfo0)
        : Request(application), gid(gid0), groupInfo(groupInfo0) {}
    };

    class MAD_COMMON_EXPORT UserGroupRequest : public Request {
      private:
        std::string type;
        unsigned long uid;
        unsigned long gid;

      protected:
        virtual void sendRequest();

      public:
        UserGroupRequest(Application *application, const std::string &type0, unsigned long uid0, unsigned long gid0)
        : Request(application), type(type0), uid(uid0), gid(gid0) {}
    };

    class MAD_COMMON_EXPORT PasswordRequest : public Request {
      private:
        unsigned long uid;
        std::string password;

      protected:
        virtual void sendRequest();

      public:
        PasswordRequest(Application *application, unsigned long uid0, const std::string &password0)
        : Request(application), uid(uid0), password(password0) {}
    };

    static const std::string name;

    Application *application;
    Connection *connection;

  protected:
    virtual boost::shared_ptr<const std::map<unsigned long, Common::UserInfo> > getUserList(boost::posix_time::ptime *timestamp) throw(Core::Exception);
    virtual boost::shared_ptr<const Common::UserInfo> getUserInfo(unsigned long uid, boost::posix_time::ptime *timestamp) throw(Core::Exception);
    virtual boost::shared_ptr<const Common::UserInfo> getUserInfoByName(const std::string &name, boost::posix_time::ptime *timestamp) throw(Core::Exception);
    virtual boost::shared_ptr<const std::set<unsigned long> > getUserGroupList(unsigned long uid, boost::posix_time::ptime *timestamp) throw(Core::Exception);

    virtual boost::shared_ptr<const std::map<unsigned long, Common::GroupInfo> > getGroupList(boost::posix_time::ptime *timestamp) throw(Core::Exception);
    virtual boost::shared_ptr<const Common::GroupInfo> getGroupInfo(unsigned long gid, boost::posix_time::ptime *timestamp) throw(Core::Exception);
    virtual boost::shared_ptr<const Common::GroupInfo> getGroupInfoByName(const std::string &name, boost::posix_time::ptime *timestamp) throw(Core::Exception);
    virtual boost::shared_ptr<const std::set<unsigned long> > getGroupUserList(unsigned long gid, boost::posix_time::ptime *timestamp) throw(Core::Exception);

    virtual boost::shared_ptr<const std::multimap<unsigned long, unsigned long> > getFullUserGroupList(boost::posix_time::ptime *timestamp) throw(Core::Exception);

    virtual void checkUserInfo(const UserInfo &userInfo) throw(Core::Exception);
    virtual void addUser(const UserInfo &userInfo) throw(Core::Exception);
    virtual void updateUser(unsigned long uid, const Common::UserInfo &userInfo) throw(Core::Exception);
    virtual void deleteUser(unsigned long uid) throw(Core::Exception);

    virtual void checkGroupInfo(const GroupInfo &groupInfo) throw(Core::Exception);
    virtual void addGroup(const GroupInfo &groupInfo) throw(Core::Exception);
    virtual void updateGroup(unsigned long gid, const GroupInfo &groupInfo) throw(Core::Exception);
    virtual void deleteGroup(unsigned long gid) throw(Core::Exception);

    virtual void addUserToGroup(unsigned long uid, unsigned long gid) throw(Core::Exception);
    virtual void deleteUserFromGroup(unsigned long uid, unsigned long gid) throw(Core::Exception);

    virtual void setPassword(unsigned long uid, const std::string &password) throw(Core::Exception);

  public:
    NetworkUserBackend(Application *application0, Connection *connection0) : application(application0), connection(connection0) {}

    virtual const std::string& getName() {
      return name;
    }
};

}
}
}

#endif /* MAD_COMMON_BACKENDS_NETWORKUSERBACKEND_H_ */