#include "adduniversedialog.h"
#include "multiverseview.h"
#include "multiversemodel.h"
#include "ui_multiverseview.h"
#include "universeviewdelegate.h"

#include <QDebug>

/**
 * @brief MultiverseView::MultiverseView
 * @param parent
 */
MultiverseView::MultiverseView(QWidget *parent, QSacnNode *node)
    : QMainWindow(parent)
    , ui(new Ui::MultiverseView)
{
  ui->setupUi(this);
  ui->actionTerminate->setEnabled(false);
  ui->actionUnsubscribe->setEnabled(false);

  ui->multiverseView->setModel(new MultiverseModel(this, node));
  ui->multiverseView->setItemDelegate(new UniverseViewDelegate(this, node));
  ui->multiverseView->expandAll();

  connect(ui->actionCreate, &QAction::triggered,
          this, [this, node]() {
      auto dialog = new AddUniverseDialog(this, 1, tr("Create Universe"));
      connect(dialog, &AddUniverseDialog::additionRequested,
              node, &QSacnNode::create);
      dialog->exec();
    });

  connect(ui->actionSubscribe, &QAction::triggered,
          this, [this, node]() {
      auto dialog = new AddUniverseDialog(this, 1, tr("Subscribe to Universe"));
      connect(dialog, &AddUniverseDialog::additionRequested,
              node, &QSacnNode::subscribe);
      dialog->exec();
    });

  connect(ui->multiverseView->selectionModel(),
          &QItemSelectionModel::currentChanged,
          this, &MultiverseView::selectionChanged);
}


/**
 * @brief MultiverseView::~MultiverseView
 */
MultiverseView::~MultiverseView()
{
    delete ui;
}


/**
 * @brief MultiverseView::selectionChanged
 * @param selected
 * @param deselected
 */
void MultiverseView::selectionChanged(const QModelIndex &current,
                                      const QModelIndex &previous)
{
  Q_UNUSED(previous)

  ui->actionTerminate->setEnabled(false);
  ui->actionUnsubscribe->setEnabled(false);

  auto item = static_cast<MultiverseItem*>(current.internalPointer());
  auto data = item->data(0, Qt::EditRole);
  if (!data.isValid())
    return;
  if (data.metaType().id() == qMetaTypeId<QSacnUniverse*>())
    {
      auto univ = data.value<QSacnUniverse*>();
      if (univ->isEditable())
        ui->actionTerminate->setEnabled(true);
      else
        ui->actionUnsubscribe->setEnabled(true);
      return;
    }
}