#include "removerowscommand.h"

#include <QDebug>

#include "../metadata.h"
#include "../tablemodel.h"

RemoveRowsCommand::RemoveRowsCommand(TableModel* model,
                                     const int startRow,
                                     const int nRows,
                                     QUndoCommand* parent)
    : QUndoCommand(parent)
    , m_tableModel(model)
    , m_startRow(startRow) {
  qInfo() << "New RemoveCommand...";
  const QString commandText =
      QString("removing %1 item(s) on position %2").arg(nRows).arg(startRow);
  setText(commandText);

  for (int row = 0; row < nRows; ++row) {
    const int rowPosition = startRow + row;
    QModelIndex index     = m_tableModel->index(rowPosition, 0);

    // TODO use a (static) function "getRoleValueHash" or something
    QHash<int, QVariant> values;
    values[NameRole]        = m_tableModel->data(index, NameRole);
    values[DescriptionRole] = m_tableModel->data(index, DescriptionRole);
    values[InfoRole]        = m_tableModel->data(index, InfoRole);
    values[AmountRole]      = m_tableModel->data(index, AmountRole);
    values[FactorRole]      = m_tableModel->data(index, FactorRole);

    m_valueList.append(values);
  }
}

void RemoveRowsCommand::undo() {
  qDebug() << "Undoing the RemoveCommand...";
  if (m_tableModel) {
    m_tableModel->execInsertItems(m_startRow, m_valueList);
  }
}

void RemoveRowsCommand::redo() {
  qDebug() << "(Re-)doing the RemoveCommand...";
  if (m_tableModel) {
    m_tableModel->execRemoveItems(m_startRow, m_valueList.length());
  }
}