/*
    QMPlay2 is a video and audio player.
    Copyright (C) 2010-2020  Błażej Szczygieł

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU Lesser 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 Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#pragma once

#include <IOController.hpp>
#include <QMPlay2Lib.hpp>

#include <QCoreApplication>
#include <QProcess>

class NetworkReply;

class QMPLAY2SHAREDLIB_EXPORT YouTubeDL final : public BasicIO
{
    Q_DECLARE_TR_FUNCTIONS(YouTubeDL)
    Q_DISABLE_COPY(YouTubeDL)

public:
    static QString getFilePath();
    static QStringList getCommonArgs();

    static bool fixUrl(const QString &url, QString &outUrl, IOController<> *ioCtrl, QString *name, QString *extension, QString *error);

    YouTubeDL();
    ~YouTubeDL();

    void addr(const QString &url, const QString &param, QString *streamUrl, QString *name, QString *extension, QString *err = nullptr);

    QStringList exec(const QString &url, const QStringList &args, QString *silentErr = nullptr, bool rawOutput = false);

private:
    void abort() override;

private:
    bool prepare();

    bool download();
    bool update();

    void ensureExecutable();

    bool onProcessCantStart();

    void startProcess(QStringList args);

private:
    const QString m_ytDlPath;
    const QStringList m_commonArgs;
    IOController<NetworkReply> m_reply;
    QProcess m_process;
    bool m_aborted;
};
