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/**
* This file is part of Hercules.
* http://herc.ws - http://github.com/HerculesWS/Hercules
*
* Copyright (C) 2012-2020 Hercules Dev Team
* Copyright (C) Athena Dev Teams
*
* Hercules 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/>.
*/
#ifndef MAP_TRADE_H
#define MAP_TRADE_H
#include "common/hercules.h"
//Max distance from traders to enable a trade to take place.
//TODO: battle_config candidate?
#define TRADE_DISTANCE 2
struct map_session_data;
struct trade_interface {
void (*request) (struct map_session_data *sd, struct map_session_data *target_sd);
void (*ack) (struct map_session_data *sd,int type);
int (*check_impossible) (struct map_session_data *sd);
int (*check) (struct map_session_data *sd, struct map_session_data *tsd);
void (*additem) (struct map_session_data *sd,short index,short amount);
void (*addzeny) (struct map_session_data *sd,int amount);
void (*ok) (struct map_session_data *sd);
void (*cancel) (struct map_session_data *sd);
void (*commit) (struct map_session_data *sd);
};
#ifdef HERCULES_CORE
void trade_defaults(void);
#endif // HERCULES_CORE
HPShared struct trade_interface *trade;
#endif /* MAP_TRADE_H */
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