/*
 * Copyright 2008 Ben Boeckel <MathStuf@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, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * 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, see <http://www.gnu.org/licenses/>.
 */

// Header include
#include "CoinListModel.h"

// Model includes
#include "CoinListObjectModel.h"

// PokeModr includes
#include "../CoinListUI.h"

// Pokemod includes
#include "../../pokemod/CoinList.h"
#include "../../pokemod/Pokemod.h"

// Qt includes
#include <QFile>

CoinListModel::CoinListModel(BaseModel* parent, CoinList* coinList) :
        GroupObjectModel(parent, coinList)
{
    setupData();
}

CoinListModel::~CoinListModel()
{
    clearData();
}

QVariant CoinListModel::data(int role) const
{
    if (role == Qt::DisplayRole)
        return static_cast<CoinList*>(m_object)->name();
    else if (role == BaseModel::XmlRole)
    {
        QDomDocument xml(m_object->className());
        xml.appendChild(m_object->save());
        return xml.toString();
    }
    else if (role == BaseModel::WidgetRole)
    {
        QWidget* widget = new CoinListUI(static_cast<CoinList*>(m_object), NULL);
        return QVariant::fromValue(widget);
    }
    return QVariant();
}

int CoinListModel::rowCount() const
{
    return m_objects.size();
}

bool CoinListModel::setData(const QVariant& value, int role)
{
    if (role == BaseModel::XmlRole)
    {
        if (value.canConvert<QString>())
        {
            QFile file(value.toString());
            QDomDocument xml;
            if ((file.open(QIODevice::ReadOnly) && xml.setContent(&file)) || xml.setContent(value.toString()))
            {
                if (xml.doctype().name() == m_object->className())
                {
                    clearData();
                    m_object->load(xml.documentElement());
                    setupData();
                    return true;
                }
                file.close();
            }
        }
    }
    return false;
}

BaseModel* CoinListModel::childItem(const int row)
{
    if (row < m_objects.size())
        return m_objects[row];
    return NULL;
}

int CoinListModel::indexNumber() const
{
    return static_cast<const Pokemod*>(m_object->parent())->coinListIndex(m_object->id());
}

bool CoinListModel::insertRows(const int rows)
{
    for (int i = 0; i < rows; ++i)
        m_objects.append(new CoinListObjectModel(this, static_cast<CoinList*>(m_object)->newObject()));
    return true;
}

bool CoinListModel::removeRows(const int position, const int rows)
{
    for (int i = 0; i < rows; ++i)
    {
        static_cast<CoinList*>(m_object)->deleteObject(position);
        delete m_objects[position];
        m_objects.removeAt(position);
    }
    return true;
}

void CoinListModel::setupData()
{
    CoinList* coinList = static_cast<CoinList*>(m_object);
    for (int i = 0; i < coinList->objectCount(); ++i)
        m_objects.append(new CoinListObjectModel(this, coinList->object(i)));
}

void CoinListModel::clearData()
{
    foreach (CoinListObjectModel* model, m_objects)
        delete model;
}