avsomrlocal.h

//=============================================================================
//  MuseScore
//  Music Composition & Notation
//
//  Copyright (C) 2020 MuseScore BVBA and others
//
//  This program is free software; you can redistribute it and/or modify
//  it under the terms of the GNU General Public License version 2.
//
//  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, write to the Free Software
//  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
//=============================================================================

#ifndef AVS_AVSOMRLOCAL_H
#define AVS_AVSOMRLOCAL_H

#include <functional>
#include <QString>
#include "ret.h"

namespace Ms {
namespace Avs {

class AvsOmrLocalInstaller;
class AvsOmrLocal
      {
   public:

      static AvsOmrLocal* instance() {
            static AvsOmrLocal l;
            return &l;
            }

      enum class State {
            Undefined = 0,
            NotInstalled,
            Instaling,
            Ready,
            Building
            };

      QString version() const;
      const State& state() const;
      QString stateString() const;
      Ret stateToRet(const State& st) const;

      bool isUseLocal() const;
      bool isInstalled() const;
      void isInstalledAsync(const std::function<void(bool)>& callback) const;
      Ret checkInstallOrUpdate(bool isWait);

      QString avsHomePath() const;
      QString makeAvsFilePath(const QString& buildDir, const QString& baseName) const;

      Ret build(const QString& filePath, const QString& buildDir);

   private:

      AvsOmrLocal();
      ~AvsOmrLocal();

      AvsOmrLocalInstaller* installer() const;

      bool isNeedUpdate() const;
      void installBackground();
      void waitInstallOrUpdate();

      void setState(State st);
      Ret execAvs(const QString &cmd, const QString& filePath, const QString& buildDir) const;

      mutable State _state{State::Undefined};
      mutable AvsOmrLocalInstaller* _installer{nullptr};
      };

} // Avs
} // Ms

#endif // AVS_AVSOMRLOCAL_H