/* 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 <QtNetwork>
#include <QLabel>
#include "JavaChecker.h"
#include "logic/tasks/ProgressProvider.h"

class JavaCheckerJob;
typedef std::shared_ptr<JavaCheckerJob> JavaCheckerJobPtr;

class JavaCheckerJob : public ProgressProvider
{
	Q_OBJECT
public:
	explicit JavaCheckerJob(QString job_name) : ProgressProvider(), m_job_name(job_name) {};

	bool addJavaCheckerAction(JavaCheckerPtr base)
	{
		javacheckers.append(base);
		total_progress++;
		// if this is already running, the action needs to be started right away!
		if (isRunning())
		{
			emit progress(current_progress, total_progress);
			connect(base.get(), SIGNAL(checkFinished(JavaCheckResult)), SLOT(partFinished(JavaCheckResult)));

			base->performCheck();
		}
		return true;
	}

	JavaCheckerPtr operator[](int index)
	{
		return javacheckers[index];
	}
	;
	JavaCheckerPtr first()
	{
		if (javacheckers.size())
			return javacheckers[0];
		return JavaCheckerPtr();
	}
	int size() const
	{
		return javacheckers.size();
	}
	virtual void getProgress(qint64 &current, qint64 &total)
	{
		current = current_progress;
		total = total_progress;
	}
	;
	virtual QString getStatus() const
	{
		return m_job_name;
	}
	;
	virtual bool isRunning() const
	{
		return m_running;
	}
	;

signals:
	void started();
	void progress(int current, int total);
	void finished(QList<JavaCheckResult>);
public
slots:
	virtual void start();
	// FIXME: implement
	virtual void abort() {};
private
slots:
	void partFinished(JavaCheckResult result);

private:
	QString m_job_name;
	QList<JavaCheckerPtr> javacheckers;
	QList<JavaCheckResult> javaresults;
	qint64 current_progress = 0;
	qint64 total_progress = 0;
	int num_finished = 0;
	bool m_running = false;
};