/*

 * Hedgewars, a free turn based strategy game

 * Copyright (c) 2004-2015 Andrey Korotaev <unC0Rr@gmail.com>

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation; version 2 of the License

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

 */

/**

 * @file

 * @brief RoomsListModel class implementation

 */

#include <QBrush>

#include <QColor>

#include <QIcon>

#include "rooms_model.h"

RoomsListModel::RoomsListModel(QObject *parent)

    : QAbstractTableModel(parent), c_nColumns(9) {

  m_headerData = QStringList();

  m_headerData << tr("In progress");

  m_headerData << tr("Room Name");

  //: Caption of the column for the number of connected clients in the list of

  // rooms

  m_headerData << tr("C");

  //: Caption of the column for the number of teams in the list of rooms

  m_headerData << tr("T");

  m_headerData << tr("Owner");

  m_headerData << tr("Map");

  m_headerData << tr("Script");

  m_headerData << tr("Rules");

  m_headerData << tr("Weapons");

  // m_staticMapModel = DataManager::instance().staticMapModel();

  // m_missionMapModel = DataManager::instance().missionMapModel();

}

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 c_nColumns;

}

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

  int column = index.column();

  int row = index.row();

  // invalid index

  if (!index.isValid()) return QVariant();

  // invalid row

  if ((row < 0) || (row >= m_data.size())) return QVariant();

  // invalid column

  if ((column < 0) || (column >= c_nColumns)) return QVariant();

  // not a role we have data for

  if (role != Qt::DisplayRole)

    // only custom-align counters

    if ((role != Qt::TextAlignmentRole) ||

        ((column != PlayerCountColumn) && (column != TeamCountColumn)))

      // only decorate name column

      if ((role != Qt::DecorationRole) || (column != NameColumn))

        // only dye map column

        if ((role != Qt::ForegroundRole) || (column != MapColumn))

          return QVariant();

  // decorate room name based on room state

  if (role == Qt::DecorationRole) {

    const QIcon roomBusyIcon(":/res/iconDamage.png");

    const QIcon roomBusyIconGreen(":/res/iconDamageLockG.png");

    const QIcon roomBusyIconRed(":/res/iconDamageLockR.png");

    const QIcon roomWaitingIcon(":/res/iconTime.png");

    const QIcon roomWaitingIconGreen(":/res/iconTimeLockG.png");

    const QIcon roomWaitingIconRed(":/res/iconTimeLockR.png");

    QString flags = m_data.at(row).at(StateColumn);

    if (flags.contains("g")) {

      if (flags.contains("j"))

        return QVariant(roomBusyIconRed);

      else if (flags.contains("p"))

        return QVariant(roomBusyIconGreen);

      else

        return QVariant(roomBusyIcon);

    } else {

      if (flags.contains("j"))

        return QVariant(roomWaitingIconRed);

      else if (flags.contains("p"))

        return QVariant(roomWaitingIconGreen);

      else

        return QVariant(roomWaitingIcon);

    }

  }

  QString content = m_data.at(row).at(column);

  if (role == Qt::DisplayRole) {

    // display room names

    if (column == 5) {

      // special names

      if (content[0] == '+') {

        if (content == "+rnd+") return tr("Random Map");

        if (content == "+maze+") return tr("Random Maze");

        if (content == "+perlin+") return tr("Random Perlin");

        if (content == "+drawn+") return tr("Hand-drawn");

        if (content == "+forts+") return tr("Forts");

      }

      // prefix ? if map not available

      /*if (!m_staticMapModel->mapExists(content) &&

          !m_missionMapModel->mapExists(content))

        return QString("? %1").arg(content);*/

    }

    return content;

  }

  // dye map names red if map not available

  /*if (role == Qt::ForegroundRole) {

    if (content == "+rnd+" || content == "+maze+" || content == "+perlin+" ||

        content == "+drawn+" || content == "+forts+" ||

        m_staticMapModel->mapExists(content) ||

        m_missionMapModel->mapExists(content))

      return QVariant();

    else

      return QBrush(QColor("darkred"));

  }*/

  if (role == Qt::TextAlignmentRole) {

    return (int)(Qt::AlignHCenter | Qt::AlignVCenter);

  }

  Q_ASSERT(false);

  return QVariant();

}

void RoomsListModel::setRoomsList(const QStringList &rooms) {

  beginResetModel();

  m_data.clear();

  int nRooms = rooms.size();

  for (int i = 0; i < nRooms; i += c_nColumns) {

    QStringList l;

    l.reserve(c_nColumns);

    for (int t = 0; t < c_nColumns; t++) {

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

    }

    m_data.append(l);

  }

  endResetModel();

}

void RoomsListModel::addRoom(const QStringList &info) {

  beginInsertRows(QModelIndex(), 0, 0);

  m_data.prepend(info);

  endInsertRows();

}

int RoomsListModel::rowOfRoom(const QString &name) {

  int size = m_data.size();

  if (size < 1) return -1;

  int i = 0;

  // search for record with matching room name

  while (m_data[i].at(NameColumn) != name) {

    i++;

    if (i >= size) return -1;

  }

  return i;

}

void RoomsListModel::removeRoom(const QString &name) {

  int i = rowOfRoom(name);

  if (i < 0) return;

  beginRemoveRows(QModelIndex(), i, i);

  m_data.removeAt(i);

  endRemoveRows();

}

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

  int i = rowOfRoom(name);

  if (i < 0) return;

  m_data[i] = info;

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

}