asynccddbplookup.h

/*
    SPDX-FileCopyrightText: 2002 Rik Hemsley (rikkus) <rik@kde.org>
    SPDX-FileCopyrightText: 2002 Benjamin Meyer <ben-devel@meyerhome.net>
 
    SPDX-License-Identifier: LGPL-2.0-or-later
*/
 
#ifndef KCDDB_ASYNC_CDDBP_LOOKUP_H
#define KCDDB_ASYNC_CDDBP_LOOKUP_H
 
#include "cddbplookup.h"
 
namespace KCDDB
{
  class AsyncCDDBPLookup : public CDDBPLookup 
  {
    Q_OBJECT
 
    public:
 
      enum State
      {
        Idle,
        WaitingForConnection,
        WaitingForGreeting,
        WaitingForHandshake,
        WaitingForProtoResponse,
        WaitingForQueryResponse,
        WaitingForMoreMatches,
        WaitingForCDInfoResponse,
        WaitingForCDInfoData,
        WaitingForQuitResponse
      };
 
      AsyncCDDBPLookup();
 
      virtual ~AsyncCDDBPLookup();
 
      Result lookup( const QString &, uint, const TrackOffsetList & ) override;
 
    Q_SIGNALS:
 
      void finished( KCDDB::Result );
      void quit( Result );
 
    protected Q_SLOTS:
 
      void slotGotError(QAbstractSocket::SocketError error);
      void slotConnectionSuccess();
      void slotReadyRead();
 
    protected:
 
      void doHandshake();
      void doProto();
      void doQuery();
      void doQuit();
 
      bool parseQueryResponse( const QString & );
      void requestCDInfoForMatch();
      bool parseCDInfoResponse( const QString & );
      void parseCDInfoData();
 
      void read();
 
      QString readLine();
 
      QString stateToString() const;
 
    private:
 
      State state_;
      Result result_;
      QStringList cdInfoBuffer_;
  };
}
 
#endif // KCDDB_ASYNC_CDDBP_LOOKUP_H
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