/////////////////////////////////////////////////////////////////////////////
// Name:        pokemod/Store.cpp
// Purpose:     Define a store that the player can shop at
// Author:      Ben Boeckel
// Modified by: Ben Boeckel
// Created:     Tue Mar 20 18:31:50 2007
// Copyright:   ©2007-2008 Ben Boeckel and Nerdy Productions
// Licence:
//    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/>.
/////////////////////////////////////////////////////////////////////////////

#include <QListIterator>
#include <QMap>
#include <QMapIterator>
#include "Pokemod.h"
#include "Store.h"

Store::Store(const Pokemod& par, const unsigned _id) :
        Object(par, _id),
        name("")
{
}

Store::Store(const Pokemod& par, const Store& s, const unsigned _id) :
        Object(par, _id)
{
    *this = s;
}

Store::Store(const Pokemod& par, const QString& fname, const unsigned _id) :
        Object(par, _id)
{
    load(fname, _id);
}

bool Store::validate() const
{
    bool valid = true;
    pokemod.validationMsg(QString("---Store \"%1\" with id %2---").arg(name).arg(id), Pokemod::V_Msg);
    if (name == "")
    {
        pokemod.validationMsg("Name is noe defiend");
        valid = false;
    }
    if (!items.size())
    {
        pokemod.validationMsg("There are no items");
        valid = false;
    }
    QMap<unsigned, unsigned> nameChecker;
    for (QListIterator<unsigned> i(items); i.hasNext(); i.next())
    {
        if (pokemod.getItemIndex(i.peekNext()) == UINT_MAX)
        {
            pokemod.validationMsg("Invalid item");
            valid = false;
        }
        ++nameChecker[i.peekNext()];
    }
    for (QMapIterator<unsigned, unsigned> i(nameChecker); i.hasNext(); i.next())
    {
        if (1 < i.value())
        {
            pokemod.validationMsg(QString("There are %1 of item %2").arg(i.value()).arg(i.key()));
            valid = false;
        }
    }
    return valid;
}

void Store::load(const QString& fname, const unsigned _id) throw(Exception)
{
    Ini ini(fname);
    if (_id == UINT_MAX)
        ini.getValue("id", id);
    else
        id = _id;
    items.clear();
    unsigned i;
    unsigned j;
    ini.getValue("name", name);
    ini.getValue("numItems", i, 0);
    for (unsigned k = 0; k < i; ++k)
    {
        ini.getValue(QString("item-%1").arg(k), j, UINT_MAX);
        if (j != UINT_MAX)
            items.append(j);
    }
}

void Store::save() const throw(Exception)
{
    Ini ini;
    ini.addField("id", id);
    ini.addField("name", name);
    ini.addField("numItems", items.size());
    for (unsigned i = 0; i < unsigned(items.size()); ++i)
        ini.addField(QString("items-%1").arg(i), items[i]);
    ini.save(QString("%1/store/%2.pini").arg(pokemod.getPath()).arg(name));
}

void Store::setName(const QString& n)
{
    name = n;
}

void Store::setItem(const unsigned itm, const bool it) throw(Exception)
{
    if (pokemod.getItemIndex(itm) == UINT_MAX)
        throw(BoundsException("Store", "item"));
    for (QMutableListIterator<unsigned> i(items); i.hasNext(); )
    {
        if (i.next() == itm)
        {
            if (it)
                throw(Exception("Store", "item already used"));
            else
                i.remove();
        }
    }
    if (!it)
        throw(Exception("Store", "item wasn\'t being used anyway"));
    items.append(itm);
}

QString Store::getName() const
{
    return name;
}

bool Store::getItem(const unsigned itm) const
{
    for (QListIterator<unsigned> i(items); i.hasNext(); )
    {
        if (i.next() == itm)
            return true;
    }
    return false;
}

Store& Store::operator=(const Store& rhs)
{
    if (this == &rhs)
        return *this;
    name = rhs.name;
    items = rhs.items;
    return *this;
}