/* bzflag
 * Copyright (c) 1993-2025 Tim Riker
 *
 * This package is free software;  you can redistribute it and/or
 * modify it under the terms of the license found in the file
 * named COPYING that should have accompanied this file.
 *
 * THIS PACKAGE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 */

#ifndef __PLAYERINFO_H__
#define __PLAYERINFO_H__

// bzflag global header
#include "global.h"

// system headers
#include <string>
#ifndef _WIN32
#include <unistd.h>
#include <sys/socket.h>
#endif

// common interface headers
#include "TimeKeeper.h"
#include "Team.h"
#include "Protocol.h"
#include "Flag.h"
#include "WordFilter.h"
#include "StateDatabase.h"


enum ClientState
{
    PlayerNoExist,
    PlayerInLimbo,
    PlayerDead,
    PlayerAlive
};

enum PlayerReplayState
{
    ReplayNone,
    ReplayReceiving,
    ReplayStateful
};

#define SEND 1
#define RECEIVE 0


struct TeamInfo
{
public:
    Team team;
    TimeKeeper flagTimeout;
};


class PlayerInfo
{
public:
    PlayerInfo(int _playerIndex);

    int   getPlayerIndex( void ) const
    {
        return playerIndex;
    }
    void  setLastMsg(std::string msg);
    const std::string&    getLastMsg() const;
    TimeKeeper        getLastMsgTime() const;
    void  incSpamWarns();
    int   getSpamWarns() const;
    void  resetPlayer(bool ctf);
    void  setRestartOnBase(bool on);
    bool  shouldRestartAtBase();
    bool  isPlaying() const;
    void  signingOn();
    bool  isAlive() const;
    void  setAlive();
    void  setDead();
    bool  isPaused() const;
    bool  isAutoPilot() const;
    bool  isBot() const;
    bool  isHuman() const;
    void  *packUpdate(void *buf);
    void  *packId(void *buf);
    bool  unpackEnter(const void *buf, uint16_t &rejectCode, char *rejectMsg);
    bool  processEnter ( uint16_t &rejectCode, char *rejectMsg );
    const char    *getCallSign() const;
    void      setCallSign(const char * c);
    const char    *getMotto() const;
    void      setMotto(const char* _motto);
    const char    *getToken() const;
    void      setToken(const char * c);
    void  clearToken();
    void  *packVirtualFlagCapture(void *buf);
    bool  isTeam(TeamColor team) const;
    bool  isObserver() const;
    TeamColor getTeam() const;
    void      setTeam (TeamColor team);
    void  wasARabbit();
    void  wasNotARabbit();
    bool  isARabbitKill(PlayerInfo &victim) const;
    void  resetFlag();
    bool  haveFlag() const;
    int   getFlag() const;
    void  setFlag(int flag);
    bool  isFlagTransitSafe();
    double timeSinceLastFlagDrop();
    const char    *getClientVersion();
    void      setClientVersion(const char * c);
    void      getClientVersionNumbers(int& major, int& minor, int& revision);
    double    getPausedTime();
    double    getIdleTime();
    std::string   getIdleStat();
    bool  canBeRabbit(bool relaxing = false);
    void  setPaused(bool paused);
    void  setAutoPilot(bool autopilot);
    bool  isTooMuchIdling(float kickThresh);
    bool  hasStartedToNotRespond();
    void  hasSent();
    bool  hasPlayedEarly();
    void  setCompletelyAdded()
    {
        completelyAdded = true;
    }
    bool  isCompletelyAdded()
    {
        return completelyAdded;
    }
    TimeKeeper    getNextSpawnTime() const;
    void  setSpawnDelay(double delay);
    bool  waitingToSpawn() const;
    void  queueSpawn();
    bool  hasNeverSpawned() const;
    bool  isAllowedToSpawn() const;
    bool  notifiedOfSpawnable() const;
    void  setAllowedToSpawn(bool canSpawn);
    void  setNotifiedOfSpawnable(bool notified);
    void  setPlayedEarly(bool early = true);
    void  setReplayState(PlayerReplayState state);
    void  updateIdleTime();
    PlayerReplayState getReplayState();
    static void   setCurrentTime(TimeKeeper tm);
    static void   setFilterParameters(bool    callSignFiltering,
                                      WordFilter  &filterData,
                                      bool    simpleFiltering);

    void  setTrackerID(unsigned short int t);
    unsigned short int    trackerID();
    static TimeKeeper now;
    int   endShotCredit;
    int   endShotShieldCredit;

    PlayerType    getType( void )
    {
        return type;
    }
    void      setType( PlayerType t )
    {
        type = t;
    }

    void  killedBy(PlayerId killer);
    void  flushKiller(PlayerId killer);

    int   howManyTimesKilledBy(PlayerId killer);

private:
    std::map<int,int> deathCountMap;

    void  cleanMotto();
    bool  isCallSignReadable();
    bool  isMottoReadable();

    int   playerIndex;

    bool  restartOnBase;

    // current state of player
    ClientState   state;
    // Need to know if entered is already done
    bool  hasDoneEntering;
    // type of player
    PlayerType    type;
    // player's pseudonym
    char  callSign[CallSignLen];
    // token from db server
    char  token[TokenLen];
    // player's motto
    char  motto[MottoLen];
    // version information from client
    char  clientVersion[VersionLen];
    int   clientVersionMajor;
    int   clientVersionMinor;
    int   clientVersionRevision;

    // player's team
    TeamColor team;
    // true for dead rabbit until respawn
    bool  wasRabbit;
    // flag index player has
    int   flag;

    // addPlayer has completed for this player
    bool  completelyAdded;

    TimeKeeper    lastFlagDropTime;

    // time of player's next allowed spawn
    TimeKeeper    nextSpawnTime;

    // Requested a spawn?
    bool  allowedToSpawn;
    bool  notifiedSpawn;
    bool  wantsToSpawn;
    bool  neverSpawned;

    // spam prevention
    std::string   lastMsgSent;
    int       spamWarns;
    TimeKeeper    lastMsgTime;

    bool      paused;
    TimeKeeper    pausedSince;

    bool  autopilot;

    bool  notResponding;

    // Has the player been sent any replay 'faked' state
    PlayerReplayState replayState;

    // idle kick
    TimeKeeper    lastmsg;
    TimeKeeper    lastupdate;

    // player played before countdown started
    bool  playedEarly;

    // tracker id for position tracking
    unsigned  short int tracker;

    // Error string
    std::string   errorString;

    // just need one of these for
    static WordFilter serverSpoofingFilter;

    static bool       callSignFiltering;
    static WordFilter *filterData;
    static bool       simpleFiltering;
};

inline bool PlayerInfo::isPlaying() const
{
    return state > PlayerInLimbo;
}

inline bool PlayerInfo::isHuman() const
{
    return (type == TankPlayer) && hasDoneEntering;
}

inline bool PlayerInfo::haveFlag() const
{
    return flag >= 0;
}

inline int PlayerInfo::getFlag() const
{
    return flag;
}

inline const std::string& PlayerInfo::getLastMsg() const
{
    return lastMsgSent;
}

inline TimeKeeper PlayerInfo::getLastMsgTime() const
{
    return lastMsgTime;
}

inline int PlayerInfo::getSpamWarns() const
{
    return spamWarns;
}

inline void PlayerInfo::incSpamWarns()
{
    ++spamWarns;
}

inline void PlayerInfo::setLastMsg(std::string msg)
{
    lastMsgSent = msg;
    lastMsgTime = now;
}

inline bool PlayerInfo::isAlive() const
{
    return state == PlayerAlive;
}

inline bool PlayerInfo::isPaused() const
{
    return paused;
}

inline bool PlayerInfo::isAutoPilot() const
{
    return autopilot;
}

inline bool PlayerInfo::isBot() const
{
    return type == ComputerPlayer;
}

inline bool PlayerInfo::isARabbitKill(PlayerInfo &victim) const
{
    return wasRabbit || victim.team == RabbitTeam;
}

inline TimeKeeper PlayerInfo::getNextSpawnTime() const
{
    return nextSpawnTime;
}

inline void PlayerInfo::setSpawnDelay(double delay)
{
    nextSpawnTime = TimeKeeper::getCurrent();
    nextSpawnTime += delay;
}

inline bool PlayerInfo::waitingToSpawn() const
{
    return wantsToSpawn;
}

inline void PlayerInfo::queueSpawn()
{
    wantsToSpawn = true;
}

inline bool PlayerInfo::hasNeverSpawned() const
{
    return neverSpawned;
}

inline bool PlayerInfo::isAllowedToSpawn() const
{
    return allowedToSpawn;
}

// Whether or not the player has been told if they cannot spawn
inline bool PlayerInfo::notifiedOfSpawnable() const
{
    return notifiedSpawn;
}

#endif

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