/**
  * Thin wrapper around json telegram data
  * $Id$
  * $HeadURL$
  * $Author$
  * Created by Christian Ehrlicher, SLSE, 2016-04-22
  */

#pragma once

#include <QJsonObject>
#include <QByteArray>
#include <CoPrtCnv/coprtcnv_export.h>
#include <TrainingAreaBase/training_area_telegrams.h>

namespace N_CoPrtCnv
{
  /**
   * The central-telegram, an subclass of XDR_Wrapper_it used for creation of
   * telegrams with telegramId. It also contains the deletion of dynamic allocated
   * space within central-telegrams.
   */
  class COPRTCNV_EXPORT CoPrtCnvCentralTelegram final
  {
  public:
    explicit CoPrtCnvCentralTelegram(TrainingAreaBase::TetraIcd::TelegramId telegramId)
      : m_telegramId(telegramId)
    {}
    explicit CoPrtCnvCentralTelegram(const QByteArray &data)
      : m_data(data)
      , m_telegramId(TrainingAreaBase::TetraIcd::UNKNOWN)
    {}
    CoPrtCnvCentralTelegram(const QByteArray &data, TrainingAreaBase::TetraIcd::TelegramId telegramId)
      : m_data(data)
      , m_telegramId(telegramId)
    {}
    CoPrtCnvCentralTelegram(const QByteArray &data, const QJsonObject &json, TrainingAreaBase::TetraIcd::TelegramId telegramId)
      : m_data(data)
      , m_json(json)
      , m_telegramId(telegramId)
    {}

    explicit CoPrtCnvCentralTelegram(const TrainingAreaBase::TetraIcd::TrainingAreaTelegram &tele)
      : m_telegramId(tele.id())
    {
      m_json[QStringLiteral("type")] = tele.type();
      m_json[QStringLiteral("typeId")] = tele.id();
      m_json[QStringLiteral("data")] = tele.toJson();
    }

    void setData(const QByteArray &data);
    QByteArray data();
    QJsonObject json(); // complete json
    QJsonObject jsonData();   // json()["data"]
    TrainingAreaBase::TetraIcd::TelegramId telegramId();
    void setCounter(qint32 counter);
    qint32 counter();

  private:
    void ensureJson();
    void ensureByteArray();
  private:
    QByteArray m_data;
    QJsonObject m_json;
    TrainingAreaBase::TetraIcd::TelegramId m_telegramId;
  };

}