/**
 * @RDE_HEADER@
 * GUI Plugin for ParticipantManagement - Participant Edit
 * $Id$
 * $HeadURL$
 * $Author$
 * Created by Patric Karwat, SLSE, 2016-10-17
 */

#include "participant_edit.h"
#include "ui_participant_edit.h"

#include <Common/participant_beautify_view.h>
#include <Common/participant_edit_item.h>
#include <Common/participant_edit_model.h>
#include <Common/participant_firing_unit_validator.h>
#include <Common/participant_tree_edit_handler.h>
#include <LtsDataView/search_model.h>
#include <LtsPrinting/printing.h>
#include <LtsSession/lts_session.h>
#include <ParticipantManagement/logger.h>

#include <QAction>
#include <QHeaderView>
#include <QJsonDocument>
#include <QTableView>
#include <QTimer>
#include <QTreeView>

namespace ParticipantManagement
{

int ParticipantEdit::s_preselectedParty = -1;

ParticipantEdit::ParticipantEdit(LtsSession::LtsSession *session, bool asSupportService, QWidget *parent)
    : LtsWidgets::LtsDialog(parent, LtsWidgets::ButtonCombination::OkApplyCancel)
    , m_asSupportService(asSupportService)
    , m_actionRemove(nullptr)
    , m_actionEdit(nullptr)
    , m_dtc(nullptr)
    , m_ftc(nullptr)
    , m_ppmGuiCbxIfc(nullptr)
    , m_session(session)
    , m_pbTreeView(new QPushButton(tr("Tree View")))
    , m_pbTableView(new QPushButton(tr("Table View")))
    , m_pbTreeViewDummy(new QPushButton(m_pbTreeView->text()))
    , m_pbTableViewDummy(new QPushButton(m_pbTableView->text()))
    , m_ui(new Ui::ParticipantEdit)
    , m_logger(getLogger("ParticipantEdit"))
{
  m_ui->setupUi(this);

  m_ui->cbParty->setVisible(!m_asSupportService); // hide when SupportService
  m_ui->lblParty->setVisible(!m_asSupportService);

  m_ui->treeViewEdit->treeView()->setDragEnabled(true);
  m_ui->treeViewEdit->treeView()->setDragDropMode(QAbstractItemView::DragDrop);
  m_ui->treeViewEdit->treeView()->setDefaultDropAction(Qt::MoveAction);

  // this will make the tree view look like a table
  m_ui->tableViewEdit->treeView()->setIndentation(0);
  m_ui->tableViewEdit->treeView()->setItemsExpandable(false);

  // add buttons to switch between a tree view and a table view
  m_pbTreeViewDummy->setEnabled(false);
  m_pbTableViewDummy->setEnabled(false);
  QHBoxLayout *hboxTree = new QHBoxLayout;
  hboxTree->addWidget(m_pbTreeViewDummy);
  hboxTree->addWidget(m_pbTableView);
  QWidget *widgetTree = new QWidget;
  widgetTree->setLayout(hboxTree);
  m_ui->treeViewEdit->setCustomWidget(widgetTree);
  m_pbTreeViewDummy->setEnabled(false);
  m_pbTableViewDummy->setEnabled(false);
  QHBoxLayout *hboxTable = new QHBoxLayout;
  hboxTable->addWidget(m_pbTreeView);
  hboxTable->addWidget(m_pbTableViewDummy);
  QWidget *widgetTable = new QWidget;
  widgetTable->setLayout(hboxTable);
  m_ui->tableViewEdit->setCustomWidget(widgetTable);

  connect(m_pbTreeView, &QPushButton::clicked, this, &ParticipantEdit::onSwitchToTreeView);
  connect(m_pbTableView, &QPushButton::clicked, this, &ParticipantEdit::onSwitchToTableView);

  m_buttonBox->connectButton(LtsWidgets::DialogButton::Add, this, &ParticipantEdit::onAddItem);
  m_buttonBox->connectButton(LtsWidgets::DialogButton::Edit, this, &ParticipantEdit::onEditItem);
  m_buttonBox->connectButton(LtsWidgets::DialogButton::Print, this, &ParticipantEdit::onPrint);

  if (m_asSupportService)
    setOnlineHelpFilename(QStringLiteral("Situation-Edit_Support_Participants"));
  else
    setOnlineHelpFilename(QStringLiteral("Situation-Edit_Participants"));

  m_ui->treeViewEdit->treeView()->setContextMenuPolicy(Qt::CustomContextMenu);
  m_ui->tableViewEdit->treeView()->setContextMenuPolicy(Qt::CustomContextMenu);

  setStyleSheet(QStringLiteral("QToolTip { background-color: #ffffff; }"));
}

ParticipantEdit::~ParticipantEdit() { delete m_ui; }

bool ParticipantEdit::init(const std::shared_ptr<ParticipantManagement::Interface::Dtc> &dtc,
                           const std::shared_ptr<ParticipantManagement::Interface::Ftc> &ftc,
                           const std::shared_ptr<ForeignGuiComboboxInterface> &ppmGuiCbxIfc,
                           const std::shared_ptr<AdvancedSymbology::ForeignDataInterface> &asbIfc)
{
  // interfaces ...............................................................................................................
  if (!dtc || !ftc || !ppmGuiCbxIfc)
    return false;

  if (m_dtc)
    return false;

  m_dtc = dtc;
  m_ftc = ftc;
  m_ppmGuiCbxIfc = ppmGuiCbxIfc;
  m_asb = asbIfc;

  // tree model ...............................................................................................................
  m_model = new ParticipantEditModel(this, m_dtc, m_asb);
  connect(m_model, &ParticipantEditModel::internalDataChanged, this, &ParticipantEdit::slotChangesMade);

  // proxy model for the tree view ............................................................................................
  m_proxyTree = new ParticipantTreeFilterProxyModel(this);
  m_proxyTree->setSourceModel(m_model);

  // firing unit validator ....................................................................................................
  if (m_firingUnitValidator)
    delete m_firingUnitValidator;
  m_firingUnitValidator = new FiringUnitValidator(m_dtc, this);

  m_ui->treeViewEdit->setModel(m_proxyTree);
  m_ui->treeViewEdit->setContextMenuPolicy(Qt::CustomContextMenu);
#ifndef LTS_DEBUG
  m_ui->treeViewEdit->setColumnHidden(ParticipantEditModel::ColParticipantId, true);
#endif

  // proxy model for the table view ...........................................................................................
  m_proxyTable = new ParticipantTableFilterProxyModel(this);
  m_proxyTable->setSourceModel(m_model);

  connect(m_ui->tableViewEdit, &LtsDataView::LtsDataView::filterChanged, m_proxyTable, &ParticipantTableFilterProxyModel::onFilter);
  connect(m_ui->tableViewEdit, &LtsDataView::LtsDataView::sortOrderChanged, this, &ParticipantEdit::onSortTableView);
  connect(m_model, &ParticipantEditModel::internalDataChanged, m_proxyTable, &ParticipantTableFilterProxyModel::init);

  m_ui->tableViewEdit->setModel(m_proxyTable);
  m_ui->tableViewEdit->setContextMenuPolicy(Qt::CustomContextMenu);
#ifndef LTS_DEBUG
  m_ui->tableViewEdit->setColumnHidden(ParticipantEditModel::ColParticipantId, true);
#endif

  // actions ..................................................................................................................
  m_actionRemove = new QAction(QIcon(QLatin1String("icon:remove.svg")), tr("Remove"), this);
  m_actionEdit = new QAction(QIcon(QLatin1String("icon:edit.svg")), tr("Edit"), this);

  // party combo box ..........................................................................................................
  connect(m_ui->cbParty, static_cast<void (LtsWidgets::LtsComboBox::*)(int)>(&LtsWidgets::LtsComboBox::currentIndexChanged), this, &ParticipantEdit::onPartyChanged);

  m_ppmGuiCbxIfc->fillPartyComboBox(m_ui->cbParty,
                                    m_asSupportService ? ForeignGuiComboboxInterface::CbxPartyFilter::Oc : ForeignGuiComboboxInterface::CbxPartyFilter::NormalPool);

  // tree handler .............................................................................................................
  m_pTreehandler = new ParticipantTreeEditHandler(m_ui->treeViewEdit, m_dtc, m_ftc, m_asSupportService, this);
  m_pTreehandler->setEditParticipantsAllowed(true);

  connect(m_pTreehandler, &ParticipantTreeEditHandler::signalEditParticipant, this, &ParticipantEdit::onEditItem);
  connect(m_pTreehandler, &ParticipantTreeEditHandler::signalDoubleClicked, this, &ParticipantEdit::onEditItem);
  connect(m_pTreehandler, &ParticipantTreeEditHandler::signalSelectionChanged, this, &ParticipantEdit::onEnaDisa);
  connect(m_pTreehandler, &ParticipantTreeEditHandler::signalChangesMade, this, &ParticipantEdit::onChangesMade);

  connect(m_actionRemove, &QAction::triggered, m_pTreehandler, &ParticipantTreeEditHandler::onRemoveItem);
  connect(m_actionEdit, &QAction::triggered, this, &ParticipantEdit::onEditItem);

  connect(m_ui->tableViewEdit->treeView(), &QTreeView::customContextMenuRequested, m_pTreehandler, &ParticipantTreeEditHandler::showContextMenu);
  connect(m_ui->tableViewEdit->treeView(), &QTreeView::doubleClicked, this, &ParticipantEdit::onEditItem);

  m_buttonBox->connectButton(LtsWidgets::DialogButton::Remove, m_pTreehandler, &ParticipantTreeEditHandler::onRemoveItem);
  // ..........................................................................................................................

  const int idx = m_ui->cbParty->findData(s_preselectedParty);
  if (idx >= 0)
    m_ui->cbParty->setCurrentIndex(idx);

  // synchronize tree view and table view .....................................................................................
  // filtering
  connect(m_ui->treeViewEdit,
          &LtsDataView::LtsDataView::filterChanged,
          this,
          [this]() { onFilterChanged(m_ui->treeViewEdit->searchModel(), m_ui->tableViewEdit->searchModel()); });
  connect(m_ui->tableViewEdit,
          &LtsDataView::LtsDataView::filterChanged,
          this,
          [this]() { onFilterChanged(m_ui->tableViewEdit->searchModel(), m_ui->treeViewEdit->searchModel()); });

  // selection
  connect(m_ui->treeViewEdit, &LtsDataView::LtsDataView::selectionChanged, this, &ParticipantEdit::onSelectionChangedInTree);
  connect(m_ui->tableViewEdit, &LtsDataView::LtsDataView::selectionChanged, this, &ParticipantEdit::onSelectionChangedInTable);

  // column width
  connect(m_ui->treeViewEdit->searchView()->header(),
          &QHeaderView::sectionResized,
          this,
          [this](int column, int oldWidth, int newWidth)
          {
            Q_UNUSED(oldWidth);
            onColumnWidthChanged(m_ui->tableViewEdit->searchView(), column, newWidth);
          });
  connect(m_ui->tableViewEdit->searchView()->header(),
          &QHeaderView::sectionResized,
          this,
          [this](int column, int oldWidth, int newWidth)
          {
            Q_UNUSED(oldWidth);
            onColumnWidthChanged(m_ui->treeViewEdit->searchView(), column, newWidth);
          });
  // ..........................................................................................................................

  onSwitchToTreeView();
  onPartyChanged();
  onEnaDisa();

  return true;
}

void ParticipantEdit::retranslate() { translate(m_ui, m_asSupportService ? tr("Edit Support Participants") : tr("Edit Participants")); }

bool ParticipantEdit::apply()
{
  m_proxyTable->resetMapping();
  bool ret = m_pTreehandler->onApplyChanges();
  m_proxyTable->init();
  return ret;
}

void ParticipantEdit::showIsSimulated()
{
  QHash<LtsWidgets::Button, QString> texts({{LtsWidgets::Button::Yes, tr("Ok")}});
  LtsWidgets::LtsMessageDialog::showMessage(this, tr("Participant is simulated"), windowTitle(), LtsWidgets::Behaviour::Modal, LtsWidgets::Button::Yes, texts);
}

void ParticipantEdit::lock()
{
  DEBUG_LOG(m_logger) << LOGFUNCTION << " START";
  m_ui->cbParty->setEnabled(true); // true!!
  // avoid BaseClass::lock to be called. partyEdit stays enabled
  DEBUG_LOG(m_logger) << LOGFUNCTION << " END";
}

void ParticipantEdit::unlock()
{
  DEBUG_LOG(m_logger) << LOGFUNCTION << " START";
  m_ui->cbParty->setEnabled(true);
  DEBUG_LOG(m_logger) << LOGFUNCTION << " END";
}

void ParticipantEdit::onPartyChanged()
{
  const int newPartyId = m_ui->cbParty->currentData().toInt();
  s_preselectedParty = newPartyId;

  if (hasUnsavedChanges())
  {
    switch (askApplyDiscardCancel())
    {
      case LtsWidgets::Button::Apply:
        if (!apply())
          return;
        __unchange__();
        break;
      case LtsWidgets::Button::Cancel:
      {
        QSignalBlocker block(m_ui->cbParty);
        m_ui->cbParty->setCurrentIndex(m_ui->cbParty->findData(m_model->partyId(), Qt::UserRole)); // reset position
        s_preselectedParty = m_ui->cbParty->currentData().toInt();
        return;
      }
      case LtsWidgets::Button::Discard:
        __unchange__(); // can't call resetChanges() by myself :(
        break;
      default:
        break;
    }
  }

  // DEBUG_LOG(m_logger) << LOGFUNCTION << " ParticipantEdit::onPartyChanged !!! -> newPartyId=" << newPartyId;
  // m_ui->cbParty->setEnabled(false); // will be re-enabled with reply (::lock, ::unlock)
  // tryLockTopicNew(QStringLiteral("LockParty"), newPartyId);

  m_proxyTable->resetMapping();
  m_proxyTable->disableSorting();
  m_pTreehandler->partyHasChanged(newPartyId);
  m_proxyTable->init();

  // Some icons in the table view won't update automatically after initialization (maybe a timing issue?).
  // Workaround: emit dataChanged on the first items (up to 50 rows, since more will not be visible after reinit)
  // with a slight delay of 100 msecs to force an update.
  QTimer *timer = new QTimer(this);
  timer->singleShot(100,
                    this,
                    [this, timer]()
                    {
                      m_ui->tableViewEdit->treeView()->dataChanged(m_proxyTable->index(0, 0),
                                                                   m_proxyTable->index(std::min(50, m_proxyTable->rowCount()), 0),
                                                                   {Qt::DecorationRole});
                      timer->deleteLater();
                    });
}

void ParticipantEdit::onPrint() { LtsPrinting::printView(m_session, this, m_ui->treeViewEdit->treeView()); }

void ParticipantEdit::onChangesMade()
{
  onEnaDisa();
  if (m_model->onReinitModel(s_preselectedParty))
    beautifyTreeView(m_ui->treeViewEdit->treeView(), m_model, true);
}

void ParticipantEdit::onBeautifyTreeView() { beautifyTreeView(m_ui->treeViewEdit->treeView(), m_model, true); }

void ParticipantEdit::onEnaDisa()
{
  bool enableAdd = false;
  bool enableEdit = false;
  bool enableRemove = false;
  if (m_pTreehandler->isSelectedIndexValid())
  {
    if (m_dtc->isAdlerVerbund(m_pTreehandler->getSelectedData().typeId()))
    {
      DEBUG_LOG(m_logger) << "Can't Edit Adler SAA Participants";
      enableEdit = true;
    }
    else
    {
      enableAdd = m_pTreehandler->isContainer();

      if (m_firingUnitValidator)
        enableAdd &= m_firingUnitValidator->hasUnitCapacities(m_model, m_pTreehandler->selectedIndexView());

      if (m_pTreehandler->isSelectedIndexRemovable())
        enableRemove = true;

      enableEdit = true;
    }
  }

  m_buttonBox->setButtonEnabled(LtsWidgets::DialogButton::Add, enableAdd && m_ui->treeViewEdit->isVisible());
  m_buttonBox->setButtonEnabled(LtsWidgets::DialogButton::Edit, enableEdit);
  m_buttonBox->setButtonEnabled(LtsWidgets::DialogButton::Remove, enableRemove && m_ui->treeViewEdit->isVisible());
  m_actionRemove->setEnabled(enableRemove);
  m_actionEdit->setEnabled(enableEdit);
}

void ParticipantEdit::onAddItem()
{
  ParticipantEditItem *newItemDlg = new ParticipantEditItem(m_asSupportService, m_session, this);
  ParticipantManagement::ParticipantData dataAll = m_pTreehandler->getSelectedData();
  ParticipantData data = ParticipantData();
  data.designator(dataAll.designator());
  data.tacticalIdentifier(dataAll.tacticalIdentifier());
  const bool addItem = true;
  newItemDlg->setAttribute(Qt::WA_DeleteOnClose);

  QModelIndex workingIndex = m_pTreehandler->selectedIndexView();

  if (!newItemDlg->init(workingIndex,
                        m_ui->cbParty->currentData().toInt(),
                        m_dtc,
                        m_ppmGuiCbxIfc,
                        m_asb,
                        static_cast<const ParticipantData>(data),
                        addItem,
                        m_pTreehandler->usedEquipmentNumbers()))
  {
    delete newItemDlg;
    return;
  }

  connect(newItemDlg, &ParticipantEditItem::addItem, m_model, &ParticipantEditModel::onInsertRow);
  connect(newItemDlg, &ParticipantEditItem::addItem, this, &ParticipantEdit::onBeautifyTreeView);
  connect(newItemDlg, &ParticipantEditItem::addItem, m_proxyTable, &ParticipantTableFilterProxyModel::init);

  if (m_firingUnitValidator)
  {

    newItemDlg->setIsAdler(m_firingUnitValidator->isAdler(m_model, workingIndex));
    const int unitGearClassType = m_firingUnitValidator->getGearClassType(m_model, workingIndex);

    newItemDlg->setFiringUnitRestrictions(m_model, false, m_firingUnitValidator->getRestrictions(m_model, workingIndex), m_firingUnitValidator, unitGearClassType);

    connect(newItemDlg,
            &ParticipantEditItem::addItem,
            this,
            [this, newItemDlg, unitGearClassType](const QModelIndex &parent, const ParticipantData &newData)
            {
              Q_UNUSED(newData)

              if (!newItemDlg || !m_firingUnitValidator)
                return;

              newItemDlg->setFiringUnitRestrictions(m_model, false, m_firingUnitValidator->getRestrictions(m_model, parent), m_firingUnitValidator, unitGearClassType);
            });
  }
  newItemDlg->show();
}

void ParticipantEdit::onEditItem()
{
  if (!m_pTreehandler->isSelectedIndexValid() || m_newItemDlg)
    return;

  ParticipantManagement::ParticipantData data = m_pTreehandler->getSelectedData();
  if (data.isSimulated())
    showIsSimulated();

  m_newItemDlg = new ParticipantEditItem(m_asSupportService, m_session, this);
  m_newItemDlg->setAttribute(Qt::WA_DeleteOnClose);

  QModelIndex workingIndex = m_pTreehandler->selectedIndexView();

  if (!m_newItemDlg->init(workingIndex, m_ui->cbParty->currentData().toInt(), m_dtc, m_ppmGuiCbxIfc, m_asb, data, false, m_pTreehandler->usedEquipmentNumbers()))
  {
    delete m_newItemDlg;
    return;
  }

  QObject::connect(m_newItemDlg,
                   &ParticipantEditItem::destroyed,
                   this,
                   [this]
                   {
                     m_newItemDlg = nullptr;
                     onEnaDisa();
                   });
  QObject::connect(m_newItemDlg, &ParticipantEditItem::updateItem, m_model, &ParticipantEditModel::onUpdateRow);

  if (m_firingUnitValidator)
  {
    const int unitGearClassType = m_firingUnitValidator->getGearClassType(m_model, workingIndex);
    m_newItemDlg->setFiringUnitRestrictions(m_model, true, m_firingUnitValidator->getRestrictions(m_model, workingIndex), m_firingUnitValidator, unitGearClassType);
  }

  m_newItemDlg->show();
}

void ParticipantEdit::onSwitchToTreeView()
{
  m_ui->tableViewEdit->hide();
  m_ui->treeViewEdit->show();
  m_ui->treeViewEdit->expandAll();
  if (!m_ui->treeViewEdit->selectionModel()->selectedIndexes().isEmpty()) // scroll to selection
  {
    const QModelIndex &proxyIndex = m_ui->treeViewEdit->selectionModel()->selectedIndexes().first();
    m_ui->treeViewEdit->scrollTo(proxyIndex);
  } // if
  onEnaDisa();
}

void ParticipantEdit::onSwitchToTableView()
{
  m_ui->treeViewEdit->hide();
  m_ui->tableViewEdit->show();
  if (!m_ui->tableViewEdit->selectionModel()->selectedIndexes().isEmpty()) // scroll to selection
  {
    const QModelIndex &proxyIndex = m_ui->tableViewEdit->selectionModel()->selectedIndexes().first();
    m_ui->tableViewEdit->scrollTo(proxyIndex);
  } // if
  onEnaDisa();
}

void ParticipantEdit::onSelectionChangedInTree(const QItemSelection &selected, const QItemSelection &deselected)
{
  m_ui->tableViewEdit->blockSignals(true);
  QModelIndexList indexes = deselected.indexes();
  for (const QModelIndex &sourceIndex : qAsConst(indexes))
  {
    QModelIndex proxyIndex = m_proxyTable->mapFromSource(sourceIndex);
    if (m_ui->tableViewEdit->selectionModel()->selectedIndexes().contains(proxyIndex))
      m_ui->tableViewEdit->selectionModel()->select(proxyIndex, {QItemSelectionModel::Deselect, QItemSelectionModel::Rows});
  } // for

  indexes = selected.indexes();
  for (const QModelIndex &sourceIndex : qAsConst(indexes))
  {
    QModelIndex proxyIndex = m_proxyTable->mapFromSource(sourceIndex);
    if (!m_ui->tableViewEdit->selectionModel()->selectedIndexes().contains(proxyIndex))
      m_ui->tableViewEdit->selectionModel()->select(proxyIndex, {QItemSelectionModel::Select, QItemSelectionModel::Rows});
  } // for
  m_ui->tableViewEdit->blockSignals(false);
}

void ParticipantEdit::onSelectionChangedInTable(const QItemSelection &selected, const QItemSelection &deselected)
{
  m_ui->treeViewEdit->blockSignals(true);
  QModelIndexList indexes = deselected.indexes();
  for (const QModelIndex &sourceIndex : qAsConst(indexes))
  {
    QModelIndex proxyIndex = m_proxyTree->mapFromSource(sourceIndex);
    if (m_ui->treeViewEdit->selectionModel()->selectedIndexes().contains(proxyIndex))
      m_ui->treeViewEdit->selectionModel()->select(proxyIndex, {QItemSelectionModel::Deselect, QItemSelectionModel::Rows});
  } // for

  indexes = selected.indexes();
  for (const QModelIndex &sourceIndex : qAsConst(indexes))
  {
    QModelIndex proxyIndex = m_proxyTree->mapFromSource(sourceIndex);
    if (!m_ui->treeViewEdit->selectionModel()->selectedIndexes().contains(proxyIndex))
      m_ui->treeViewEdit->selectionModel()->select(proxyIndex, {QItemSelectionModel::Select, QItemSelectionModel::Rows});
  } // for
  m_ui->treeViewEdit->blockSignals(false);
}

void ParticipantEdit::onFilterChanged(LtsDataView::SearchModel *from, LtsDataView::SearchModel *to)
{
  for (int column = 0; column < to->columnCount(); ++column)
  {
    QModelIndex fromIndex = from->index(0, column, QModelIndex());
    QModelIndex toIndex = to->index(0, column, QModelIndex());
    QVariant columnFilter = from->data(fromIndex, Qt::EditRole);
    QVariant comboBoxData = from->data(fromIndex, LtsWidgets::LtsColumnFilterProxyModel::ComboboxFilterRole);

    if (columnFilter != to->data(toIndex, Qt::EditRole))
    {
      to->setData(toIndex, columnFilter, Qt::EditRole);
      to->setData(toIndex, from->data(fromIndex, Qt::DisplayRole).toString(), Qt::DisplayRole);
    } // if
    else if (comboBoxData != to->data(toIndex, LtsWidgets::LtsColumnFilterProxyModel::ComboboxFilterRole))
    {
      to->setData(toIndex, comboBoxData, LtsWidgets::LtsColumnFilterProxyModel::ComboboxFilterRole);
      LtsWidgets::ComboboxFilterContent comboFilterContent
          = LtsWidgets::ComboboxFilterContent::fromVariant(m_model->headerData(column, Qt::Horizontal, LtsWidgets::LtsColumnFilterProxyModel::ComboboxFilterRole));
      if (comboBoxData.toInt() == 0)
      {
        to->setData(toIndex, tr("<no filter>"), Qt::DisplayRole);
      } // if
      else
      {
        for (const LtsWidgets::ComboboxFilterData &data : qAsConst(comboFilterContent.data))
          if (data.data == comboBoxData)
          {
            to->setData(toIndex, data.text, Qt::DisplayRole);
            break;
          } // if
      } // else
    } // else if
  } // for

  // undo selection
  m_ui->tableViewEdit->blockSignals(true);
  m_ui->tableViewEdit->selectionModel()->clearSelection();
  m_ui->tableViewEdit->blockSignals(false);
  m_ui->treeViewEdit->blockSignals(true);
  m_ui->treeViewEdit->selectionModel()->clearSelection();
  m_ui->treeViewEdit->blockSignals(false);
}

void ParticipantEdit::onSortTableView(int column, Qt::SortOrder order)
{
  QModelIndex sourceIndex;
  if (!m_ui->treeViewEdit->selectionModel()->selectedIndexes().isEmpty()) // store selected item
  {
    QModelIndex proxyIndex = m_ui->tableViewEdit->selectionModel()->selectedIndexes().first();
    sourceIndex = m_proxyTable->mapToSource(proxyIndex);
    m_ui->tableViewEdit->blockSignals(true);
    m_ui->tableViewEdit->selectionModel()->select(proxyIndex, {QItemSelectionModel::Deselect, QItemSelectionModel::Rows});
    m_ui->tableViewEdit->blockSignals(false);
  } // if

  m_proxyTable->onSort(column, order);

  if (sourceIndex != QModelIndex()) // reselect item with new index
  {
    QModelIndex proxyIndex = m_proxyTable->mapFromSource(sourceIndex);
    m_ui->tableViewEdit->blockSignals(true);
    m_ui->tableViewEdit->selectionModel()->select(proxyIndex, {QItemSelectionModel::Select, QItemSelectionModel::Rows});
    m_ui->tableViewEdit->blockSignals(false);
    m_ui->tableViewEdit->scrollTo(proxyIndex);
  } // if
}

void ParticipantEdit::onColumnWidthChanged(QTreeView *to, const int &column, const int &width)
{
  if (to->columnWidth(column) != width)
    to->setColumnWidth(column, width);
}

void ParticipantEdit::tableColumnOrganiserSetting()
{
  // LtsColumnOrganiser
  m_ui->tableViewEdit->setColumnsOrganiserEnabled(identifier(), true);
  m_ui->treeViewEdit->setColumnsOrganiserEnabled(identifier(), true);
}

} // namespace ParticipantManagement