/*
 * 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 "MapModel.h"

// Model includes
#include "MapEffectModel.h"
#include "MapTrainerModel.h"
#include "MapWarpModel.h"
#include "MapWildListModel.h"

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

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

// Qt includes
#include <QFile>

MapEffectGroupModel::MapEffectGroupModel(BaseModel* parent, Map* map) :
        GroupModel(parent, map, "Abilities")
{
    setupData();
}

MapEffectGroupModel::~MapEffectGroupModel()
{
}

int MapEffectGroupModel::indexNumber() const
{
    return 0;
}

bool MapEffectGroupModel::insertRows(const int rows)
{
    for (int i = 0; i < rows; ++i)
        m_objects.append(new MapEffectModel(this, static_cast<Map*>(m_object)->newEffect()));
    return true;
}

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

void MapEffectGroupModel::setupData()
{
    Map* map = static_cast<Map*>(m_object);
    for (int i = 0; i < map->effectCount(); ++i)
        m_objects.append(new MapEffectModel(this, map->effect(i)));
}

MapTrainerGroupModel::MapTrainerGroupModel(BaseModel* parent, Map* map) :
        GroupModel(parent, map, "Trainers")
{
    setupData();
}

MapTrainerGroupModel::~MapTrainerGroupModel()
{
}

int MapTrainerGroupModel::indexNumber() const
{
    return 1;
}

bool MapTrainerGroupModel::insertRows(const int rows)
{
    for (int i = 0; i < rows; ++i)
        m_objects.append(new MapTrainerModel(this, static_cast<Map*>(m_object)->newTrainer()));
    return true;
}

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

void MapTrainerGroupModel::setupData()
{
    Map* map = static_cast<Map*>(m_object);
    for (int i = 0; i < map->trainerCount(); ++i)
        m_objects.append(new MapTrainerModel(this, map->trainer(i)));
}

MapWarpGroupModel::MapWarpGroupModel(BaseModel* parent, Map* map) :
        GroupModel(parent, map, "Warps")
{
    setupData();
}

MapWarpGroupModel::~MapWarpGroupModel()
{
}

int MapWarpGroupModel::indexNumber() const
{
    return 2;
}

bool MapWarpGroupModel::insertRows(const int rows)
{
    for (int i = 0; i < rows; ++i)
        m_objects.append(new MapWarpModel(this, static_cast<Map*>(m_object)->newWarp()));
    return true;
}

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

void MapWarpGroupModel::setupData()
{
    Map* map = static_cast<Map*>(m_object);
    for (int i = 0; i < map->warpCount(); ++i)
        m_objects.append(new MapWarpModel(this, map->warp(i)));
}

MapWildListGroupModel::MapWildListGroupModel(BaseModel* parent, Map* map) :
        GroupModel(parent, map, "Maps")
{
    setupData();
}

MapWildListGroupModel::~MapWildListGroupModel()
{
}

int MapWildListGroupModel::indexNumber() const
{
    return 3;
}

bool MapWildListGroupModel::insertRows(const int rows)
{
    for (int i = 0; i < rows; ++i)
        m_objects.append(new MapWildListModel(this, static_cast<Map*>(m_object)->newWildList()));
    return true;
}

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

void MapWildListGroupModel::setupData()
{
    Map* map = static_cast<Map*>(m_object);
    for (int i = 0; i < map->wildListCount(); ++i)
        m_objects.append(new MapWildListModel(this, map->wildList(i)));
}

MapModel::MapModel(BaseModel* parent, Map* map) :
        GroupObjectModel(parent, map)
{
    setupData();
}

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

QVariant MapModel::data(int role) const
{
    if (role == Qt::DisplayRole)
        return static_cast<Map*>(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 MapUI(static_cast<Map*>(m_object), NULL);
        return QVariant::fromValue(widget);
    }
    return QVariant();
}

int MapModel::rowCount() const
{
    return 4;
}

bool MapModel::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* MapModel::childItem(const int row)
{
    BaseModel* model;
    switch (row)
    {
        case 0:
            model = m_effects;
            break;
        case 1:
            model = m_trainers;
            break;
        case 2:
            model = m_warps;
            break;
        case 3:
            model = m_wildLists;
            break;
        default:
            model = NULL;
            break;
    }
    return model;
}

int MapModel::indexNumber() const
{
    // TODO: get map index
    return static_cast<const Pokemod*>(m_object->parent())->mapIndex(m_object->id());
}

bool MapModel::insertRows(const int /*rows*/)
{
    return false;
}

bool MapModel::removeRows(const int /*position*/, const int /*rows*/)
{
    return false;
}

void MapModel::setupData()
{
    m_effects = new MapEffectGroupModel(this, static_cast<Map*>(m_object));
    m_trainers = new MapTrainerGroupModel(this, static_cast<Map*>(m_object));
    m_warps = new MapWarpGroupModel(this, static_cast<Map*>(m_object));
    m_wildLists = new MapWildListGroupModel(this, static_cast<Map*>(m_object));
}

void MapModel::clearData()
{
    delete m_effects;
    delete m_trainers;
    delete m_warps;
    delete m_wildLists;
}