/* Copyright 2013 MultiMC Contributors
 *
 * 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.
 */

#pragma once

#include <QObject>
#include <QList>
#include <QUrl>

#include "net/DownloadJob.h"
#include "tasks/Task.h"
#include "BaseUpdate.h"

class MinecraftVersion;
class BaseInstance;
class QuaZip;
class Mod;

class LegacyUpdate : public BaseUpdate
{
	Q_OBJECT
public:
	explicit LegacyUpdate(BaseInstance *inst, QObject *parent = 0);
	virtual void executeTask();
	
private slots:
	void lwjglStart();
	void lwjglFinished( QNetworkReply* );
	void lwjglFailed();
	
	void jarStart();
	void jarFinished();
	void jarFailed();
	
	void extractLwjgl();
	
	void ModTheJar();
private:
	enum MetainfAction
	{
		KeepMetainf, // the META-INF folder will be added from the merged jar
		IgnoreMetainf // the META-INF from the merged jar will be ignored
	};
	bool MergeZipFiles(QuaZip *into, QFileInfo from, QSet<QString>& contained, MetainfAction metainf);
private:
	
	std::shared_ptr<QNetworkReply> m_reply;
	
	// target version, determined during this task
	// MinecraftVersion *targetVersion;
	QString lwjglURL;
	QString lwjglVersion;
	
	QString lwjglTargetPath;
	QString lwjglNativesPath;
private:
	DownloadJobPtr legacyDownloadJob;
};