/**
**
** @RDE_HEADER@
** plan_editor_internal.h
** $Id$
** $HeadURL$
** $Author$
**
** -----------------------------------------------------------------------------------------------
**
** Hardware-Environment: Intel-PC
** Software-Environment: Windows 7, Qt 5.4. ArcGIS 10.2.5
**
** Language ........: C++ 11
**
** -----------------------------------------------------------------------------------------------
**
** Author ...........: Jörg Turla, SPD G, Tel. 3132
**
** -----------------------------------------------------------------------------------------------
**
** Notes .........:
**
**   09.12.2015, JT  : First edition for use with Qt5
**
** -----------------------------------------------------------------------------------------------
*/

#pragma once

#include "plan_editor.h"

#include <LtsWidgets/lts_base_layout_widget.h>
#include <LtsWidgets/lts_drag_icon.h>
#include <LtsWidgets/lts_tab_widget.h>
#include <LtsWidgets/lts_tool_bar_area.h>

#include <LtsSession/lts_session.h>

#include <QtWidgets/QWidget>
#include <QPointer>


namespace PlanEditor
{

class PlanEditorSession
{
  QPointer<LtsSession::LtsSession>          m_session;
  QWidget                                  *m_topLevelParent;
  QPointer<LtsWidgets::LtsBaseLayoutWidget> m_baseLayoutWidget;

public:

  explicit PlanEditorSession( LtsSession::LtsSession *ltsSession
                            , PlanEditor             *planEditor)
    : m_session(ltsSession)
    , m_topLevelParent(nullptr)
    , m_baseLayoutWidget(nullptr)
  {
    if (m_session)
    {
      LtsWidgets::LtsBaseLayoutWidget *baseLayout = ltsSession->baseLayout();
      if (baseLayout)
      {
        m_topLevelParent = baseLayout;
        baseLayout->setAppName(QStringLiteral("PlanEditor"));

        QObject::connect(baseLayout, &LtsWidgets::LtsBaseLayoutWidget::signalNotifyUnsavedChanges, planEditor, &PlanEditor::onAskRejectChanges, Qt::ConnectionType::DirectConnection);

        QObject::connect(baseLayout, &LtsWidgets::LtsBaseLayoutWidget::signalClose, planEditor, &PlanEditor::onSignalClose, Qt::ConnectionType::DirectConnection);

      }
    }
  } // PlanEditorSession


  explicit PlanEditorSession(LtsWidgets::LtsBaseLayoutWidget *baseLayout, PlanEditor * planEditor )
    : m_topLevelParent(baseLayout)
    , m_baseLayoutWidget(baseLayout)
  {
    if (m_baseLayoutWidget)
    {
      m_baseLayoutWidget->setAppName(QStringLiteral("PlanEditor"));

      QObject::connect( m_baseLayoutWidget.data(), &LtsWidgets::LtsBaseLayoutWidget::signalNotifyUnsavedChanges, planEditor, &PlanEditor::onAskRejectChanges, Qt::ConnectionType::DirectConnection );
      QObject::connect( m_baseLayoutWidget.data(), &LtsWidgets::LtsBaseLayoutWidget::signalClose               , planEditor, &PlanEditor::onQuit );
      QObject::connect( m_baseLayoutWidget.data(), &LtsWidgets::LtsBaseLayoutWidget::signalLogout              , planEditor, &PlanEditor::onQuit );
    }
  } // PlanEditorSession

  PlanEditorSession(const PlanEditorSession &) = default;

  QWidget *topLevelWidget() const { return m_topLevelParent; }

  bool isLtsSession() const { return (m_session);}
  QPointer<LtsSession::LtsSession> ltsSession() { return m_session; }


  bool isSnapshot() const
  {
    return isPartitionTypeReplay(); // until some correct is available
  } // bool isSnapshot() const


  bool isPartitionTypeReplay() const
  {
    return (m_session) ? m_session->partitionType() == IDL::PartitionType::Replay : false;
  } // bool isPartitionTypeReplay() const


  LtsWidgets::LtsDragIcon *addMenuAction(const LtsWidgets::PluginData &plData) const
  {
    if (m_session)
      return m_session->addAction(plData,true);
    if (m_baseLayoutWidget)
      return m_baseLayoutWidget->addMenuAction(plData,true);
    return nullptr;
  } // LtsWidgets::LtsDragIcon * addMenuAction(const LtsWidgets::PluginData & plData) const


  void removeMenuAction(LtsWidgets::LtsDragIcon *action) const
  {
    if (nullptr == action) return;
    if (m_session)
    {
      m_session->removeMenuAction(action);
      return;
    }
    if (m_baseLayoutWidget)
    {
      m_baseLayoutWidget->removeMenuAction(action);
      return;
    }
  } // void removeMenuAction( LtsWidgets::LtsDragIcon * action )


  bool addWidget(LtsWidgets::LtsDialog   *widget
                , const QString          &menuGroup
                , const QString          &identifier
                , LtsWidgets::LayoutArea  area        = LtsWidgets::LayoutArea::eUnknown
                , bool                    setClosable = true) const
  {
    if (m_session)
    {
      return m_session->addWidget(widget, menuGroup, identifier, area, setClosable);
    }
    if (m_baseLayoutWidget)
    {
      return m_baseLayoutWidget->addWidget(widget, menuGroup, identifier, area, setClosable);
    }
    return false;
  } // bool addWidget(...)


  bool addOrReplaceWidget(LtsWidgets::LtsDialog   *widget
    , const QString          &menuGroup
    , const QString          &identifier
    , LtsWidgets::LayoutArea  area = LtsWidgets::LayoutArea::eUnknown
    , bool                    setClosable = true) const
  {
    if (m_session)
    {
      LtsWidgets::LtsBaseLayoutWidget *baseLayout = m_session->baseLayout();
      if (baseLayout)
      {
        return baseLayout->addOrReplaceWidget(widget, menuGroup, identifier, area, setClosable);
      }
    }
    if (m_baseLayoutWidget)
    {
      return m_baseLayoutWidget->addOrReplaceWidget(widget, menuGroup, identifier, area, setClosable);
    }
    return false;
  } // bool addWidget(...)

  void hideAnimated() const
  {
    // (m_session) ? m_session ->  :
    if (m_baseLayoutWidget)
      m_baseLayoutWidget->onHideAnimated();
  } // void hideAnimated(LtsWidgets::LayoutArea area) const


  void focusTab(QWidget *widget, LtsWidgets::LayoutArea area, const QString &menuGroup, const QString &identifier) const
  {
    LtsWidgets::LtsTabWidget *ltsTabWidget = nullptr;

    if (m_session)
      ltsTabWidget = m_session->locateWidget(widget, area);
    if (m_baseLayoutWidget)
      ltsTabWidget = m_baseLayoutWidget->getTabFromLayoutArea(area);
    if (nullptr == ltsTabWidget)
      return;
    ltsTabWidget->focusTab(menuGroup, identifier);

  } // void focusTab( QWidget * widget, LtsWidgets::LayoutArea area, const QString & menuGroup, const QString & identifier ) const


  void makeCurrentWidget(QWidget *widget, LtsWidgets::LayoutArea area) const
  {
    LtsWidgets::LtsTabWidget *ltsTabWidget = nullptr;

    if (m_session)
      ltsTabWidget = m_session->locateWidget(widget, area);
    if (m_baseLayoutWidget)
      ltsTabWidget = m_baseLayoutWidget->getTabFromLayoutArea(area);
    if (nullptr == ltsTabWidget)
      return;
    ltsTabWidget -> setCurrentWidget(widget);
  } // void makeCurrentWidget( QWidget * widget, LtsWidgets::LayoutArea area ) const


  void setToolBarEnabled(bool on) const
  {
    QWidget *ltsWidget = m_baseLayoutWidget ? m_baseLayoutWidget->getToolbar() : nullptr;

    if (m_session)
    {
      // ToDo: enable /disable via session
      // ltsWidget =
    }
    if (ltsWidget) ltsWidget->setEnabled(on);
#ifdef LTS_DEBUG
    else qCritical() << __FUNCTION__  << ": Function not implemented in case of using LtsSession.";
#endif
  } // void setToolBarEnabled(bool on) const


  void setMenuEnabled(bool on) const
  {
    if (m_baseLayoutWidget)
    {
      QWidget *ltsMenu = m_baseLayoutWidget->getMenu();
      if (ltsMenu)
      {
        ltsMenu->setEnabled(on);
      }
      return;
    }
    if (m_session)
    {
      m_session->enableBaseLayoutMenu(on);
      return;
    }
  } // void setMenuEnabled(bool on) const


  void setTabLayoutAreaEnabled(LtsWidgets::LayoutArea area, bool on) const
  {
    if (m_baseLayoutWidget)
    {
      QWidget *ltsWidget = m_baseLayoutWidget->getTabFromLayoutArea(area);
      if (ltsWidget)
      {
        ltsWidget->setEnabled(on);
      }
      return;
    }
    if (m_session)
    {
      m_session->enableBaseLayoutArea(area,on);
      return;
    }
  } // void setTabLayoutAreaEnabled(LtsWidgets::LayoutArea area, bool on) const


}; // PlanEditorSession



} // namespace PlanEditor