selldialog.cpp

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/*
 *  The Mana Client
 *  Copyright (C) 2004-2009  The Mana World Development Team
 *  Copyright (C) 2009-2012  The Mana Developers
 *
 *  This file is part of The Mana Client.
 *
 *  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 2 of the License, or
 *  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 "gui/selldialog.h"
 
#include "client.h"
#include "playerinfo.h"
#include "shopitem.h"
#include "units.h"
 
#include "gui/setup.h"
 
#include "gui/widgets/button.h"
#include "gui/widgets/label.h"
#include "gui/widgets/layout.h"
#include "gui/widgets/scrollarea.h"
#include "gui/widgets/shopitems.h"
#include "gui/widgets/shoplistbox.h"
#include "gui/widgets/slider.h"
 
#include "net/net.h"
#include "net/npchandler.h"
 
#include "resources/iteminfo.h"
 
#include "utils/gettext.h"
#include "utils/stringutils.h"
 
SellDialog::DialogList SellDialog::instances;
 
SellDialog::SellDialog(int npcId):
    Window(_("Sell")),
    mNpcId(npcId)
{
    setWindowName("Sell");
    //setupWindow->registerWindowForReset(this);
    setResizable(true);
    setCloseButton(true);
    setMinWidth(260);
    setMinHeight(230);
    setDefaultSize(260, 230, WindowAlignment::Center);
 
    // Create a ShopItems instance, that is aware of duplicate entries.
    mShopItems = new ShopItems(true);
 
    mShopItemList = new ShopListBox(mShopItems, mShopItems);
    mScrollArea = new ScrollArea(mShopItemList);
    mScrollArea->setHorizontalScrollPolicy(gcn::ScrollArea::SHOW_NEVER);
 
    mSlider = new Slider(1.0);
 
    mQuantityLabel = new Label(strprintf("%d / %d", mAmountItems, mMaxItems));
    mQuantityLabel->setAlignment(gcn::Graphics::CENTER);
    mMoneyLabel = new Label(strprintf(_("Price: %s / Total: %s"),
                                      "", ""));
 
    mIncreaseButton = new Button(_("+"), "inc", this);
    mDecreaseButton = new Button(_("-"), "dec", this);
    mSellButton = new Button(_("Sell"), "sell", this);
    mQuitButton = new Button(_("Quit"), "quit", this);
    mAddMaxButton = new Button(_("Max"), "max", this);
 
    mDecreaseButton->adjustSize();
    mDecreaseButton->setWidth(mIncreaseButton->getWidth());
 
    mIncreaseButton->setEnabled(false);
    mDecreaseButton->setEnabled(false);
    mSellButton->setEnabled(false);
    mSlider->setEnabled(false);
 
    mShopItemList->setPriceCheck(false);
    mShopItemList->addSelectionListener(this);
    mSlider->setActionEventId("slider");
    mSlider->addActionListener(this);
 
    ContainerPlacer place;
    place = getPlacer(0, 0);
 
    place(0, 0, mScrollArea, 8, 5).setPadding(3);
    place(0, 5, mDecreaseButton);
    place(1, 5, mSlider, 3);
    place(4, 5, mIncreaseButton);
    place(5, 5, mQuantityLabel, 2);
    place(7, 5, mAddMaxButton);
    place(0, 6, mMoneyLabel, 8);
    place(6, 7, mSellButton);
    place(7, 7, mQuitButton);
 
    Layout &layout = getLayout();
    layout.setRowHeight(0, Layout::AUTO_SET);
 
    center();
    loadWindowState();
 
    instances.push_back(this);
    setVisible(true);
 
    PlayerInfo::setBuySellState(BUYSELL_SELLING);
}
 
SellDialog::~SellDialog()
{
    delete mShopItems;
 
    instances.remove(this);
 
    if (PlayerInfo::getBuySellState() == BUYSELL_SELLING)
        PlayerInfo::setBuySellState(BUYSELL_NONE);
}
 
void SellDialog::reset()
{
    mShopItems->clear();
    mSlider->setValue(0);
 
    // Reset previous selected item to prevent failing asserts
    mShopItemList->setSelected(-1);
 
    updateButtonsAndLabels();
}
 
void SellDialog::addItem(const Item *item, int price)
{
    if (!item)
        return;
 
    mShopItems->addItem(item->getInvIndex(), item->getId(),
                        item->getQuantity(), price);
 
    mShopItemList->adjustSize();
}
 
void SellDialog::action(const gcn::ActionEvent &event)
{
    if (event.getId() == "quit")
    {
        close();
        return;
    }
 
    int selectedItem = mShopItemList->getSelected();
 
    // The following actions require a valid item selection
    if (selectedItem == -1 ||
            selectedItem >= (int) mShopItems->getNumberOfElements())
    {
        return;
    }
 
    if (event.getId() == "slider")
    {
        mAmountItems = (int) mSlider->getValue();
        updateButtonsAndLabels();
    }
    else if (event.getId() == "inc" && mAmountItems < mMaxItems)
    {
        mAmountItems++;
        mSlider->setValue(mAmountItems);
        updateButtonsAndLabels();
    }
    else if (event.getId() == "dec" && mAmountItems > 1)
    {
        mAmountItems--;
        mSlider->setValue(mAmountItems);
        updateButtonsAndLabels();
    }
    else if (event.getId() == "max")
    {
        mAmountItems = mMaxItems;
        mSlider->setValue(mAmountItems);
        updateButtonsAndLabels();
    }
    else if (event.getId() == "sell" && mAmountItems > 0
            && mAmountItems <= mMaxItems)
    {
        // Attempt sell
        ShopItem *item = mShopItems->at(selectedItem);
        int sellCount, itemIndex;
        mPlayerMoney +=
            mAmountItems * mShopItems->at(selectedItem)->getPrice();
        mMaxItems -= mAmountItems;
        while (mAmountItems > 0)
        {
            // This order is important, item->getCurrentInvIndex() would return
            // the inventory index of the next Duplicate otherwise.
            itemIndex = item->getCurrentInvIndex();
            sellCount = item->sellCurrentDuplicate(mAmountItems);
 
            // For Manaserv, the Item id is to be given as index.
            if ((Net::getNetworkType() == ServerType::ManaServ))
                itemIndex = item->getId();
 
            Net::getNpcHandler()->sellItem(mNpcId, itemIndex, sellCount);
            mAmountItems -= sellCount;
        }
 
        mAmountItems = 1;
        mSlider->setValue(0);
 
        if (!mMaxItems)
        {
            // All were sold
            mShopItemList->setSelected(-1);
            delete mShopItems->at(selectedItem);
            mShopItems->erase(selectedItem);
 
            gcn::Rectangle scroll;
            scroll.y = mShopItemList->getRowHeight() * (selectedItem + 1);
            scroll.height = mShopItemList->getRowHeight();
            mShopItemList->showPart(scroll);
        }
        else
        {
            mSlider->gcn::Slider::setScale(1, mMaxItems);
            // Update only when there are items left, the entry doesn't exist
            // otherwise and can't be updated
            updateButtonsAndLabels();
        }
    }
}
 
void SellDialog::valueChanged(const gcn::SelectionEvent &event)
{
    // Reset amount of items and update labels
    mAmountItems = 1;
    mSlider->setValue(0);
 
    updateButtonsAndLabels();
    mSlider->gcn::Slider::setScale(1, mMaxItems);
}
 
void SellDialog::mouseClicked(gcn::MouseEvent &mouseEvent)
{
    if (mouseEvent.getSource() == mShopItemList &&
        isDoubleClick(mShopItemList->getSelected()))
    {
        action(gcn::ActionEvent(mSellButton, mSellButton->getActionEventId()));
    }
}
 
void SellDialog::setMoney(int amount)
{
    mPlayerMoney = amount;
    mShopItemList->setPlayersMoney(amount);
 
    updateButtonsAndLabels();
}
 
void SellDialog::updateButtonsAndLabels()
{
    int selectedItem = mShopItemList->getSelected();
    int income = 0;
 
    if (selectedItem > -1)
    {
        mMaxItems = mShopItems->at(selectedItem)->getQuantity();
        if (mAmountItems > mMaxItems)
        {
            mAmountItems = mMaxItems;
        }
 
        income = mAmountItems * mShopItems->at(selectedItem)->getPrice();
    }
    else
    {
        mMaxItems = 0;
        mAmountItems = 0;
    }
 
    // Update Buttons and slider
    mSellButton->setEnabled(mAmountItems > 0);
    mDecreaseButton->setEnabled(mAmountItems > 1);
    mIncreaseButton->setEnabled(mAmountItems < mMaxItems);
    mSlider->setEnabled(mMaxItems > 1);
 
    // Update the quantity and money labels
    mQuantityLabel->setCaption(strprintf("%d / %d", mAmountItems, mMaxItems));
    mMoneyLabel->setCaption(strprintf(_("Price: %s / Total: %s"),
                    Units::formatCurrency(income).c_str(),
                    Units::formatCurrency(mPlayerMoney + income).c_str()));
}
 
void SellDialog::setVisible(bool visible)
{
    Window::setVisible(visible);
 
    if (visible)
    {
        mShopItemList->requestFocus();
    }
    else
    {
        scheduleDelete();
    }
}
 
void SellDialog::closeAll()
{
    for (auto &instance : instances)
        instance->close();
}