/*
 * Descent 3
 * Copyright (C) 2024 Parallax Software
 *
 * 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 <cstdint>

// Commands
#define CC_USER_JOINING 1 // A user had joined this channel (add him/her from the user listbox if any)
#define CC_USER_LEAVING 2 // A user has left the channel (remove him/her from the user listbox if any)
#define CC_DISCONNECTED 3 // We have been disconnected from the server (close the chat screen down)
#define CC_KICKED 4       // We were kicked out of the channel! (close the chat screen down?)
#define CC_NICKCHANGED 5  // Informing that your nickname has changed (data = "oldnick newnick")
#define CC_YOURCHANNEL 6  // data = name of the channel you are in. Only generated when you are joining #autoselect

#define MAXLOCALSTRING 600
#define MSG_REMOTE 0
#define MSG_LOCAL 1

typedef struct Chat_user {
  char nick_name[33];
  Chat_user *next;
} Chat_user;

typedef struct Chat_channel {
  char channel_name[33];
  uint16_t users;
  char topic[100];
  Chat_channel *next;
} Chat_channel;

typedef struct Chat_command {
  int16_t command;
  char data[100];
  Chat_command *next;
} Chat_command;

// Prototypes
int ConnectToChatServer(const char *serveraddr, int16_t chat_port, char *nickname, char *trackerid);
void DisconnectFromChatServer();
const char *GetChatText();
const char *SendChatString(const char *line, int raw = 0);
Chat_command *GetChatCommand();
char *GetChatUserList();
int SetNewChatChannel(const char *channel);
char *GetChannelList();
char *GetTrackerIdByUser(const char *nickname);
char *GetChannelByUser(const char *nickname);

const char *ChatGetString();
const char *GetWordNum(int num, const char *l_String);
char *ParseIRCMessage(char *Line, int iMode);
int AddChatUser(const char *nickname);
int RemoveChatUser(char *nickname);
void RemoveAllChatUsers();
void AddChatCommandToQueue(int command, const void *data, int len);
Chat_command *GetChatCommandFromQueue();
void FlushChatCommandQueue();
void AddChannel(char *channel, uint16_t numusers, char *topic);
void FlushChannelList();