//
// Open Service Platform
// Copyright (c) 2012 Samsung Electronics Co., Ltd.
//
// Licensed under the Apache License, Version 2.0 (the License);
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
/**
 * @file	UnpackStep.h
 * @brief	This is the header file for the %UnpackStep class.
 *
 * This header file contains the declarations of the %UnpackStep class.
 */
#ifndef _UNPACK_STEP_H_
#define _UNPACK_STEP_H_

#include <glib.h>

#include "IInstallationStep.h"

/**
 * @class		UnpackStep
 * @brief		This class represents the class of UnpackStep.
 * @since		1.0
 *
 * This class represents the class of UnpackStep.
 *
 */
class UnpackStep
	: public IInstallationStep
{
public:
	UnpackStep(void);
	virtual ~UnpackStep(void);

	virtual InstallerError Run(InstallationContext* pContext);

private:
	enum
	{
		STATE_BACKUP,
		STATE_UNZIP,
		STATE_FILE_MOVE,
		STATE_CREATE_DIR,
		STATE_DONE
	};

	void GoNextState(void);
	InstallerError OnStateBackup(void);
	InstallerError OnUnzip(void);
	InstallerError OnStateFileMove(void);
	InstallerError OnCreateDir(void);
	InstallerError OnStateDone(void);

	bool CreateDefaultDir(void);
	bool GetUncompressedInfo(const Tizen::Base::Utility::FileUnzipper& unzipper);
	bool AddDirectory(const Tizen::Base::String& directory);

	bool RemoveRoDirectory(const Tizen::Base::String& rootPath);
	bool RemoveSharedDirectory(const Tizen::Base::String& sharedPath);

private:
	int __state;
	InstallationContext* __pContext;
	GList* __pDirectoryList;
	int __uncompressedSize;

}; // UnpackStep

#endif //_UNPACK_STEP_H_