/* Copyright (C) 2013
 * swift project Community / Contributors
 *
 * This file is part of swift project. It is subject to the license terms in the LICENSE file found in the top-level
 * directory of this distribution and at http://www.swift-project.org/license.html. No part of swift project,
 * including this file, may be copied, modified, propagated, or distributed except according to the terms
 * contained in the LICENSE file.
 */

#include "blackgui/models/actionhotkeylistmodel.h"
#include "blackmisc/identifier.h"
#include "blackmisc/input/actionhotkey.h"
#include "blackmisc/input/hotkeycombination.h"
#include "blackmisc/sequence.h"

#include <QString>
#include <QtGlobal>

using namespace BlackMisc;
using namespace BlackMisc::Input;

namespace BlackGui
{
    namespace Models
    {
        CActionHotkeyListModel::CActionHotkeyListModel(QObject *parent) :
            QAbstractTableModel(parent)
        {
        }

        int CActionHotkeyListModel::rowCount(const QModelIndex & /** parent **/) const
        {
            return m_actionHotkeys.size();
        }

        int CActionHotkeyListModel::columnCount(const QModelIndex & /** parent **/) const
        {
            return 3;
        }

        QVariant CActionHotkeyListModel::data(const QModelIndex &index, int role) const
        {
            if (!index.isValid()) { return QVariant(); }

            if (index.row() >= m_actionHotkeys.size() || index.row() < 0) { return QVariant(); }

            if (role == Qt::DisplayRole)
            {
                if (index.column() == 0)
                {
                    BlackMisc::CIdentifier identifier = m_actionHotkeys[index.row()].getApplicableMachine();
                    return identifier.getMachineName();
                }
                if (index.column() == 1)
                {
                    CHotkeyCombination combination = m_actionHotkeys[index.row()].getCombination();
                    return combination.toQString();
                }
                if (index.column() == 2)
                {
                    return m_actionHotkeys[index.row()].getAction();
                }
            }
            else if (role == ActionHotkeyRole)
            {
                auto hotkey = m_actionHotkeys[index.row()];
                return QVariant::fromValue(hotkey);
            }
            return {};
        }

        QVariant CActionHotkeyListModel::headerData(int section, Qt::Orientation orientation, int role) const
        {
            if (role == Qt::DisplayRole)
            {
                if (orientation == Qt::Horizontal) {
                    switch (section)
                    {
                    case 0:
                        return QStringLiteral("Machine");
                    case 1:
                        return QStringLiteral("Combination");
                    case 2:
                        return QStringLiteral("Action");
                    }
                }
            }
            return {};
        }

        bool CActionHotkeyListModel::insertRows(int position, int rows, const QModelIndex &index)
        {
            Q_UNUSED(index);
            beginInsertRows(QModelIndex(), position, position + rows - 1);

            for (int row = 0; row < rows; ++row)
            {
                m_actionHotkeys.push_back(BlackMisc::Input::CActionHotkey());
            }

            endInsertRows();
            return true;
        }

        bool CActionHotkeyListModel::removeRows(int position, int rows, const QModelIndex &index)
        {
            Q_UNUSED(index);
            beginRemoveRows(QModelIndex(), position, position + rows - 1);

            Q_ASSERT(position + rows - 1 < m_actionHotkeys.size());

            for (int row = 0; row < rows; ++row)
            {
                auto toRemove = m_actionHotkeys[position + row];
                m_actionHotkeys.remove(toRemove);
            }

            endRemoveRows();
            return true;
        }


        bool CActionHotkeyListModel::setData(const QModelIndex &index, const QVariant &var, int role)
        {
            if (index.isValid() && role == ActionHotkeyRole)
            {
                m_actionHotkeys[index.row()] = var.value<BlackMisc::Input::CActionHotkey>();
                emit dataChanged(index, index);
                return true;
            }
            return false;
        }

        void CActionHotkeyListModel::clear()
        {
            beginResetModel();
            m_actionHotkeys.clear();
            endResetModel();
        }

    }
} // namespace