/**
  * @RDE_HEADER@
  * Base Class of Topic Editor for the Script Editor (not the Script Player)
  * $Id$
  * $HeadURL$
  * $Author$
  *
  * Created by Mike Wille, SLSE, 2017-04-27
  */

#include "topic_editor_base.h"
#include "topic_preview_widget.h"

#include <LtsWidgets/lts_dialog.h>

#include <QMessageBox>
#include <QDebug>


namespace TopicEditorBase
{

TopicEditor::TopicEditor(QWidget *parent)
  : LtsWidgets::LtsDialog(parent, LtsWidgets::ButtonCombination::OkApplyCancel)
  , m_previewWidget(nullptr)
{
  m_buttonBox->getButton(LtsWidgets::DialogButton::Ok)->hide();
}

///////////////////////////////////////////////////////////////////////////////
// PUBLIC

void TopicEditor::setTopicData(const TopicEditorBase::TopicData &data)
{
  m_topicData = data;
  m_topicDuration = data.duration;

  if (m_previewWidget == nullptr)
  {
    QMessageBox::critical(
      nullptr, QStringLiteral("An den Entwickler!"),
      QStringLiteral("!! STOP !! - Dieser Topic Editor hatte 'init()' vorher nicht aufgerufen!")
    );
   // qWarning() << "TopicEditor: base was not initialized !! call init() first !";
    return;
  }

  m_previewWidget->setTopicData(m_topicData);

  bool isAlreadyUnchangeable = unchangeable();
  if (!isAlreadyUnchangeable) // NOTE: every topic EDITOR should be EDITable
    setUnchangeable(true);

  updateInternalData();

  if (!isAlreadyUnchangeable)
    setUnchangeable(false);
}


void TopicEditor::setDuration(int duration)
{
  m_topicData.duration = duration;
  updateInternalLength();
}

///////////////////////////////////////////////////////////////////////////////
// PROTECTED

void TopicEditor::init(TopicPreviewWidget *widget)
{
  m_previewWidget = widget;
  connect(m_previewWidget, &TopicPreviewWidget::deleteMe,
          this, &TopicEditor::deleteLater);

  // do not allow dragging before saving
  m_previewWidget->setTopicEnabled(false);
  connect(this, &TopicEditor::signalChangesMade, this, [this]()
  {
    m_previewWidget->setTopicEnabled(false);
  });
}


void TopicEditor::setTopicDataProperty(const QString &key, const QJsonValue &value)
{
  m_topicData.properties[key] = value;
  emit signalChangesMade();
}


void TopicEditor::applied()
{
  m_previewWidget->setTopicEnabled(true);
  emit topicDataChanged();
}

void TopicEditor::setIsPlaying(bool isPlaying)
{
  m_isPlaying = isPlaying;
}

///////////////////////////////////////////////////////////////////////////////
// PRIVATE SLOTS

bool TopicEditor::apply()
{
  if (m_previewWidget == nullptr)
  {
    QMessageBox::critical(
      nullptr, QStringLiteral("An den Entwickler!"),
      QStringLiteral("!! STOP !! - Dieser Topic Editor hatte 'init()' vorher nicht aufgerufen!")
    );
   // qWarning() << "TopicEditor: base was not initialized !! call init() first !";
    return false;
  }
  if (m_isPlaying)
  {
    LtsWidgets::LtsMessageDialog::showMessage(this, tr("Please Stop Playback first"));
    return false;
  }

  bool result = apply2();
  if (result)
    applied();
  return result;
}

} // namespace TopicEditorBase