/*

 *  The ManaPlus Client

 *  Copyright (C) 2004-2009  The Mana World Development Team

 *  Copyright (C) 2009-2010  The Mana Developers

 *  Copyright (C) 2011-2019  The ManaPlus Developers

 *  Copyright (C) 2019-2021  Andrei Karas

 *

 *  This file is part of The ManaPlus 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/>.

 */

#ifndef GUI_WINDOWS_TRADEWINDOW_H

#define GUI_WINDOWS_TRADEWINDOW_H

#include "gui/widgets/window.h"

#include "enums/resources/item/itemtype.h"

#include "enums/simpletypes/damaged.h"

#include "enums/simpletypes/equipm.h"

#include "enums/simpletypes/favorite.h"

#include "enums/simpletypes/identified.h"

#include "enums/simpletypes/itemcolor.h"

#include "listeners/actionlistener.h"

#include "listeners/selectionlistener.h"

class Button;

class Inventory;

class Item;

class ItemContainer;

class Label;

class TextField;

struct ItemOptionsList;

/**

 * Trade dialog.

 *

 * \ingroup Interface

 */

class TradeWindow final : public Window,

                          private ActionListener,

                          private SelectionListener

{

    public:

        /**

         * Constructor.

         */

        TradeWindow();

        A_DELETE_COPY(TradeWindow)

        /**

         * Destructor.

         */

        ~TradeWindow() override final;

        /**

         * Displays expected money in the trade window.

         */

        void setMoney(const int quantity);

        /**

         * Add an item to the trade window.

         */

        void addItem(const int id,

                     const ItemTypeT type,

                     const bool own,

                     const int quantity,

                     const uint8_t refine,

                     const ItemColor color,

                     const Identified identified,

                     const Damaged damaged,

                     const Favorite favorite) const;

        /**

         * Reset both item containers

         */

        void reset();

        /**

         * Add an item to the trade window.

         */

        void addItem2(const int id,

                      const ItemTypeT type,

                      const int *const cards,

                      const ItemOptionsList *const options,

                      const int sz,

                      const bool own,

                      const int quantity,

                      const uint8_t refine,

                      const ItemColor color,

                      const Identified identified,

                      const Damaged damaged,

                      const Favorite favorite,

                      const Equipm equipment) const;

        /**

         * Change quantity of an item.

         */

        void changeQuantity(const int index, const bool own,

                            const int quantity) const;

        /**

         * Increase quantity of an item.

         */

        void increaseQuantity(const int index, const bool own,

                              const int quantity) const;

        /**

         * Player received ok message from server

         */

        void receivedOk(const bool own);

        /**

         * Send trade packet.

         */

        void tradeItem(const Item *const item,

                       const int quantity,

                       const bool check) const;

        /**

         * Updates the labels and makes sure only one item is selected in

         * either my inventory or partner inventory.

         */

        void valueChanged(const SelectionEvent &event) override final;

        /**

         * Called when receiving actions from the widgets.

         */

        void action(const ActionEvent &event) override final;

        /**

         * Closes the Trade Window, as well as telling the server that the

         * window has been closed.

         */

        void close() override final;

        /**

         * Clear auto trade items.

         */

        void clear() override final;

        /**

         * Add item what will be added to trade.

         */

        void addAutoItem(const std::string &nick, Item *const item,

                         const int amount);

        void addAutoMoney(const std::string &nick, const int money);

        void initTrade(const std::string &nick);

        std::string getAutoTradeNick() const noexcept2 A_WARN_UNUSED

        bool checkItem(const Item *const item) const A_WARN_UNUSED;

        bool isInpupFocused() const A_WARN_UNUSED;

        void completeTrade();

    private:

        enum Status

        {

            PREPARING = 0, /**< Players are adding items. (1) */

            PROPOSING, /**< Local player has confirmed the trade. (1) */

            ACCEPTING, /**< Accepting the trade. (2) */

            ACCEPTED  /**< Local player has accepted the trade. */

        };

        /**

         * Sets the current status of the trade.

         */

        void setStatus(const Status s);

        Inventory *mMyInventory A_NONNULLPOINTER;

        Inventory *mPartnerInventory A_NONNULLPOINTER;

        ItemContainer *mMyItemContainer A_NONNULLPOINTER;

        ItemContainer *mPartnerItemContainer A_NONNULLPOINTER;

        Label *mMoneyLabel A_NONNULLPOINTER;

        Button *mAddButton A_NONNULLPOINTER;

        Button *mOkButton A_NONNULLPOINTER;

        Button  *mMoneyChangeButton A_NONNULLPOINTER;

        TextField *mMoneyField A_NONNULLPOINTER;

        Item* mAutoAddItem;

        std::string mAutoAddToNick;

        int mGotMoney;

        int mGotMaxMoney;

        int mAutoMoney;

        int mAutoAddAmount;

        Status mStatus;

        bool mOkOther;

        bool mOkMe;

};

extern TradeWindow *tradeWindow;

#endif  // GUI_WINDOWS_TRADEWINDOW_H