/*
 * 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 "AbilityModel.h"

// Model includes
#include "AbilityEffectModel.h"

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

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

// Qt includes
#include <QFile>

AbilityModel::AbilityModel(BaseModel* parent, Ability* ability) :
        GroupObjectModel(parent, ability)
{
    setupData();
}

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

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

int AbilityModel::rowCount() const
{
    return m_effects.size();
}

bool AbilityModel::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* AbilityModel::childItem(const int row)
{
    if (row < m_effects.size())
        return m_effects[row];
    return NULL;
}

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

bool AbilityModel::insertRows(const int rows)
{
    for (int i = 0; i < rows; ++i)
        m_effects.append(new AbilityEffectModel(this, static_cast<Ability*>(m_object)->newEffect()));
    return true;
}

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

void AbilityModel::setupData()
{
    Ability* ability = static_cast<Ability*>(m_object);
    for (int i = 0; i < ability->effectCount(); ++i)
        m_effects.append(new AbilityEffectModel(this, ability->effect(i)));
}

void AbilityModel::clearData()
{
    foreach (AbilityEffectModel* model, m_effects)
        delete model;
}