/**
  * @RDE_HEADER@
  * Wait Dialog while trying to get Historical Operator Data from OPM on EX0
  * $Id$
  * $HeadURL$
  * $Author$
  *
  * Created by Mike Wille, SLSE, 2017-04-24
  */

#pragma once

#include <ConnectDialog/ltsutilsguiconnectdialog_export.h>
#include <LtsWidgets/lts_frameless_dialog.h>

#include <QWidget>
#include <QTimer>

#include <functional>


namespace Ui
{
class ConnectingDialog;
}

namespace LtsUtils
{

class LTSUTILSGUICONNECTDIALOG_EXPORT ConnectingDialog : public LtsWidgets::LtsFramelessDialog
{
  Q_OBJECT

public:
  static int s_waitForHistoricalDataWaitTime;

  template <typename DtcType, typename WaitForHistoricalDataFunction>
  explicit ConnectingDialog(DtcType dtc,
                            WaitForHistoricalDataFunction waitForHistoricalDataFunction,
                            const QString &serviceName,
                            const QString &exerciseName,
                            QWidget *parent = nullptr)
  : LtsWidgets::LtsFramelessDialog(parent, LtsWidgets::Behaviour::Modal)
  , m_serviceName(serviceName)
  , m_exerciseName(exerciseName)
  , m_ui(nullptr)
  {
    setWindowTitle(tr("Connecting .."));
    setup();
    show();

    while (true)
    {
      if ((dtc.get()->*waitForHistoricalDataFunction)(s_waitForHistoricalDataWaitTime))
      {
        deleteLater();
        return; // connection successful!
      }

      if (s_waitForHistoricalDataWaitTime >= 999999)
      { // not successful, but ignore this error while valgrinding
        deleteLater();
        return;
      }
      else
      {
        failed();
      }
    }
  }

  ~ConnectingDialog();

  void failed();

private:
  QString m_serviceName;
  QString m_exerciseName;
  Ui::ConnectingDialog *m_ui;

  void reset();
  void setup();

signals:
  void signalStopLoop();

};

} // namespace LtsUtils