#pragma once

#include "lts_frameless_dialog.h"
#include "lts_message_dialog.h"

#include <QHash>
#include <QObject>
#include <QString>


class QPushButton;
class QHBoxLayout;


namespace LtsWidgets
{

/**
 * @brief The LtsMessageDialogHelper class cannot be exported and only is a helper class which is actually instantiated, shows the LtsMessageDialog.
 * To provide the blocking call to showMessage (call with return type), an event loop is created and exited when the user has selected a button to close the dialog.
 * If the behaviour is non-modal, closing the Dialog by clicking outside of it will return Button::Cancel.
 */
class LtsMessageDialogHelper : public QObject
{
  Q_OBJECT

public:
  explicit LtsMessageDialogHelper(QObject *parent = nullptr);
  ~LtsMessageDialogHelper() = default;

  Button showMessage(QWidget *parent,
                     const QString &message,
                     const QString &title,
                     Behaviour behaviour,
                     LtsWidgets::Buttons buttons,
                     const QHash<Button, QString> &buttonTexts);

private:
  QPushButton *addButton(const QString &text, QHBoxLayout *thatLayout, LtsFramelessDialog *dialog, const Button &button, QWidget *parent);

  Button m_result;
  LtsFramelessDialog *m_dialog;

private slots:
  void slotOkay();
  void slotYes();
  void slotNo();
  void slotCancel();
  void slotApply();
  void slotDiscard();

signals:
  void signalQuitEventLoop();
};
} // namespace LtsWidgets