/* 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 "lastexpress/lastexpress.h"
#include "lastexpress/game/savegame.h"
#include "engines/advancedDetector.h"

namespace LastExpress {

class LastExpressMetaEngine : public AdvancedMetaEngine<ADGameDescription> {
public:
	const char *getName() const override {
		return "lastexpress";
	}

	bool hasFeature(MetaEngineFeature f) const override;

	SaveStateList listSaves(const char *target) const override;
	int getMaximumSaveSlot() const override;
	bool removeSaveState(const char *target, int slot) const override;

protected:
	Common::Error createInstance(OSystem *syst, Engine **engine, const ADGameDescription *gd) const override;
};

Common::Error LastExpressMetaEngine::createInstance(OSystem *syst, Engine **engine, const ADGameDescription *gd) const {
	*engine = new LastExpressEngine(syst, gd);
	return Common::kNoError;
}

bool LastExpressEngine::isDemo() const {
	return (bool)(_gameDescription->flags & ADGF_DEMO);
}

bool LastExpressMetaEngine::hasFeature(MetaEngineFeature f) const {
	return f == kSupportsListSaves
	    || f == kSupportsLoadingDuringStartup
	    || f == kSupportsDeleteSave;
}

SaveStateList LastExpressMetaEngine::listSaves(const char *target) const {
	return LastExpress::SaveLoad::list(this, target);
}

int LastExpressMetaEngine::getMaximumSaveSlot() const {
	return LastExpress::SaveLoad::kMaximumSaveSlots - 1;
}

bool LastExpressMetaEngine::removeSaveState(const char *target, int slot) const {
	return LastExpress::SaveLoad::remove(target, (LastExpress::GameId)slot);
}

} // End of namespace LastExpress

#if PLUGIN_ENABLED_DYNAMIC(LASTEXPRESS)
	REGISTER_PLUGIN_DYNAMIC(LASTEXPRESS, PLUGIN_TYPE_ENGINE, LastExpress::LastExpressMetaEngine);
#else
	REGISTER_PLUGIN_STATIC(LASTEXPRESS, PLUGIN_TYPE_ENGINE, LastExpress::LastExpressMetaEngine);
#endif