#include "roomslistmodel.h"

RoomsListModel::RoomsListModel(QObject *parent) :

    QAbstractTableModel(parent)

{

    m_headerData =

    QStringList()

     << QString()

     << tr("Room Name")

     << tr("C")

     << tr("T")

     << tr("Owner")

     << tr("Map")

     << tr("Rules")

     << tr("Weapons");

}

QVariant RoomsListModel::headerData(int section, Qt::Orientation orientation, int role) const

{

    if(orientation == Qt::Vertical || role != Qt::DisplayRole)

        return QVariant();

    else

        return QVariant(m_headerData.at(section));

}

int RoomsListModel::rowCount(const QModelIndex & parent) const

{

    if(parent.isValid())

        return 0;

    else

        return m_data.size();

}

int RoomsListModel::columnCount(const QModelIndex & parent) const

{

    if(parent.isValid())

        return 0;

    else

        return 8;

}

QVariant RoomsListModel::data(const QModelIndex &index, int role) const

{

    if (!index.isValid() || index.row() < 0

            || index.row() >= m_data.size()

            || index.column() >= 8

            || (role != Qt::EditRole && role != Qt::DisplayRole)

       )

        return QVariant();

    return m_data.at(index.row()).at(index.column());

}

void RoomsListModel::setRoomsList(const QStringList & rooms)

{

    if(m_data.size())

    {

        beginRemoveRows(QModelIndex(), 0, m_data.size() - 1);

        m_data.clear();

        endRemoveRows();

    }

    for(int i = 0; i < rooms.size(); i += 8)

    {

        QStringList l;

        //l.reserve(8);  not really that useful an optimisation and causes problems w/ old Qt.  Harmless to leave it out.

        for(int t = 0; t < 8; ++t)

            l.append(rooms[i + t]);

        m_data.append(roomInfo2RoomRecord(l));

    }

    beginInsertRows(QModelIndex(), 0, m_data.size() - 1);

    endInsertRows();

}

void RoomsListModel::addRoom(const QStringList & info)

{

    beginInsertRows(QModelIndex(), 0, 0);

    m_data.prepend(roomInfo2RoomRecord(info));

    endInsertRows();

}

void RoomsListModel::removeRoom(const QString & name)

{

    int i = 0;

    while(i < m_data.size() && m_data[i].at(0) != name)

        ++i;

    if(i >= m_data.size())

        return;

    beginRemoveRows(QModelIndex(), i, i);

    m_data.removeAt(i);

    endRemoveRows();

}

void RoomsListModel::updateRoom(const QString & name, const QStringList & info)

{

    int i = 0;

    while(i < m_data.size() && m_data[i].at(0) != name)

        ++i;

    if(i >= m_data.size())

        return;

    m_data[i] = roomInfo2RoomRecord(info);

    emit dataChanged(index(i, 0), index(i, columnCount(QModelIndex()) - 1));

}

QStringList RoomsListModel::roomInfo2RoomRecord(const QStringList & info)

{

    QStringList result;

    result = info;

    return result;

}