/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * 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/>.
 *
 */

#include "glk/level9/level9.h"
#include "glk/level9/level9_main.h"
#include "glk/level9/os_glk.h"

namespace Glk {
namespace Level9 {

Level9 *g_vm = nullptr;

extern GameState workspace;
extern byte *acodeptr, *codeptr;

Level9::Level9(OSystem *syst, const GlkGameDescription &gameDesc) : GlkAPI(syst, gameDesc),
		_detection(startdata, FileSize) {
	g_vm = this;
}

void Level9::runGame() {
	initialize();

	_gameFile.close();
	gln_main(getFilename().c_str());

	deinitialize();
}

bool Level9::initialize() {
	gln_initialize();
	return gln_startup_code(0, nullptr);
}

void Level9::deinitialize() {
}

Common::Error Level9::readSaveData(Common::SeekableReadStream *rs) {
	Common::Serializer s(rs, nullptr);
	workspace.synchronize(s);
	codeptr = acodeptr + workspace.codeptr;

	return Common::kNoError;
}

Common::Error Level9::writeGameData(Common::WriteStream *ws) {
	Common::Serializer s(nullptr, ws);
	workspace.synchronize(s);
	return Common::kNoError;
}

} // End of namespace Level9
} // End of namespace Glk