/* <!-- copyright */
/*
 * aria2 - The high speed download utility
 *
 * Copyright (C) 2006 Tatsuhiro Tsujikawa
 *
 * 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 2 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, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 *
 * In addition, as a special exception, the copyright holders give
 * permission to link the code of portions of this program with the
 * OpenSSL library under certain conditions as described in each
 * individual source file, and distribute linked combinations
 * including the two.
 * You must obey the GNU General Public License in all respects
 * for all of the code used other than OpenSSL.  If you modify
 * file(s) with this exception, you may extend this exception to your
 * version of the file(s), but you are not obligated to do so.  If you
 * do not wish to do so, delete this exception statement from your
 * version.  If you delete this exception statement from all source
 * files in the program, then also delete it here.
 */
/* copyright --> */
#ifndef _D_BT_REGISTRY_H_
#define _D_BT_REGISTRY_H_

#include "common.h"
#include "BtContext.h"
#include "PeerStorage.h"
#include "PieceStorage.h"
#include "BtAnnounce.h"
#include "BtRuntime.h"
#include "BtProgressInfoFile.h"
#include "PeerObject.h"
#include "HandleRegistry.h"
#include <map>

typedef HandleRegistry<string, PeerStorage> PeerStorageMap;
typedef HandleRegistry<string, PieceStorage> PieceStorageMap;
typedef HandleRegistry<string, BtAnnounce> BtAnnounceMap;
typedef HandleRegistry<string, BtRuntime> BtRuntimeMap;
typedef HandleRegistry<string, BtProgressInfoFile> BtProgressInfoFileMap;
typedef HandleRegistry<string, BtContext>  BtContextMap;

// for BtMessageFactory
typedef HandleRegistry<string, PeerObject> PeerObjectCluster;
typedef SharedHandle<PeerObjectCluster> PeerObjectClusterHandle;
typedef HandleRegistry<string, PeerObjectCluster> PeerObjectClusterRegistry;

class BtRegistry {
private:
  BtRegistry() {}

  static BtContextMap btContextMap;
  static PeerStorageMap peerStorageMap;
  static PieceStorageMap pieceStorageMap;
  static BtAnnounceMap btAnnounceMap;
  static BtRuntimeMap btRuntimeMap;
  static BtProgressInfoFileMap btProgressInfoFileMap;
  static PeerObjectClusterRegistry peerObjectClusterRegistry;
public:
  static BtContextHandle getBtContext(const string& key);
  static void registerBtContext(const string& key,
				const BtContextHandle& btContext);

  static PeerStorageHandle getPeerStorage(const string& key);
  static void registerPeerStorage(const string& key,
				  const PeerStorageHandle& peer);
				  
  static PieceStorageHandle getPieceStorage(const string& key);
  static void registerPieceStorage(const string& key,
				   const PieceStorageHandle& pieceStorage);

  static BtRuntimeHandle getBtRuntime(const string& key);
  static void registerBtRuntime(const string& key,
				const BtRuntimeHandle& btRuntime);

  static BtAnnounceHandle getBtAnnounce(const string& key);
  static void registerBtAnnounce(const string& key,
				 const BtAnnounceHandle& btAnnounce);

  static BtProgressInfoFileHandle getBtProgressInfoFile(const string& key);
  static void registerBtProgressInfoFile(const string& key,
					 const BtProgressInfoFileHandle& btProgressInfoFile);

  // for PeerObject
  static PeerObjectClusterHandle
  getPeerObjectCluster(const string& key);

  static void
  registerPeerObjectCluster(const string& key,
			    const PeerObjectClusterHandle& cluster);

  static void
  unregisterPeerObjectCluster(const string& key);

  static void unregisterAll();

  static void unregister(const string& key);
};

#define PEER_STORAGE(btContext) \
BtRegistry::getPeerStorage(btContext->getInfoHashAsString())

#define PIECE_STORAGE(btContext) \
BtRegistry::getPieceStorage(btContext->getInfoHashAsString())

#define BT_ANNOUNCE(btContext) \
BtRegistry::getBtAnnounce(btContext->getInfoHashAsString())

#define BT_RUNTIME(btContext) \
BtRegistry::getBtRuntime(btContext->getInfoHashAsString())

#define BT_PROGRESS_INFO_FILE(btContext) \
BtRegistry::getBtProgressInfoFile(btContext->getInfoHashAsString())

#define PEER_OBJECT_CLUSTER(btContext) \
BtRegistry::getPeerObjectCluster(btContext->getInfoHashAsString())

#define PEER_OBJECT(btContext, peer) \
PEER_OBJECT_CLUSTER(btContext)->getHandle(peer->getId())

#define BT_MESSAGE_DISPATCHER(btContext, peer) \
PEER_OBJECT(btContext, peer)->btMessageDispatcher

#define BT_MESSAGE_RECEIVER(btContext, peer) \
PEER_OBJECT(btContext, peer)->btMessageReceiver

#define BT_MESSAGE_FACTORY(btContext, peer) \
PEER_OBJECT(btContext, peer)->btMessageFactory

#define BT_REQUEST_FACTORY(btContext, peer) \
PEER_OBJECT(btContext, peer)->btRequestFactory

#define PEER_CONNECTION(btContext, peer) \
PEER_OBJECT(btContext, peer)->peerConnection

#define EXTENSION_MESSAGE_FACTORY(btContext, peer) \
PEER_OBJECT(btContext, peer)->extensionMessageFactory

#endif // _D_BT_REGISTRY_H_