#include <amxmodx>
#include <cstrike>
#include <engine>
#include <hamsandwich>
//#include <roundcontrol> // раскомментируйте эту строку, если на сервере не используется Regamedll_CS

#pragma semicolon 1

#define bit_set(%0,%1) (%1 |= (1<<%0))
#define bit_clear(%0,%1) (%1 &= ~(1<<%0))
#define bit_valid(%0,%1) (%1 & (1<<%0))
#define USE_PAUSE // раскомментируйте эту строку, если желаете, чтобы плагин прекратил работу после выполнения задачи

#if AMXX_VERSION_NUM < 183
const MAX_PLAYERS = 30; // максимальное кол-во игроков на сервере, заменить своим (по умолчанию 32)
#endif
const WARMUP_TIME = 70; // кол-во времени в секундах, отведённое на разминку (по умолчанию 90)
const Float:RESPAWN_DELAY = 0.75; // кол-во времени в секундах, отведённое на задержку перед респауном (по умолчанию 0.75)
const Float:SHOW_MSG_DELAY = 0.8; // кол-во времени в секундах, отведённое на задержку перед отправкой HUD-сообщения (по умолчанию 0.5)
const Float:WARMUP_HEALTH = 65.0; // кол-во ед. здоровья, устанавливаемое игроку при спауне во время разминки (по умолчанию 35.0)
const HW_CROSS_AMMO_WPNLIST = (1<<0);
const HW_TIMER = (1<<4);
const HW_MONEY = (1<<5);

new const szSound[][] = {
    "wrsnz/wrmzs1.wav", "wrsnz/wrmzs2.wav", "wrsnz/wrmzs3.wav"
};

enum {
    WS_WAITING = 1,
    WS_BEGIN,
    WS_IN_PROGRESS,
    WS_ENDED
}

new HamHook:g_pHamSpawn, HamHook:g_pHamAddPlayerItem, HamHook:g_pHamGiveAmmo, HamHook:g_pHamUse, HamHook:g_pHamKilled;

#if defined _roundcontrol_included
new RoundControlHook:g_pCheckWinHook;
#else
new g_pRoundInfinite, g_szRoundInfinite[10];
#endif

new g_pRestartRound, g_pHideWeaponMsgId, g_pStatusIconMsgId, g_pHudSyncObj1, g_pHudSyncObj2, g_pThinkEnt, g_iConnectedBitsum, g_iAliveBitsum, g_iMessageBitsum, g_iFrags[MAX_PLAYERS + 1],
    g_iWarmupState = WS_WAITING, g_pHideWeapon, g_iTimerCount;

public plugin_precache() {
    for(new i; i < sizeof szSound; i++) {
        precache_sound(szSound[i]);
    }
}

public plugin_init() {
    register_plugin("Knife warmup", "0.1", "Subb98");
    register_clcmd("joinclass", "CmdJoinClass");
    const JOIN_CLASS_MENU_KEYS = MENU_KEY_1|MENU_KEY_2|MENU_KEY_3|MENU_KEY_4|MENU_KEY_5;
    register_menucmd(register_menuid("Terrorist_Select"), JOIN_CLASS_MENU_KEYS, "CmdJoinClass");
    register_menucmd(register_menuid("CT_Select"), JOIN_CLASS_MENU_KEYS, "CmdJoinClass");
    register_event("HLTV", "EventHLTV", "a", "1=0", "2=0");
    register_logevent("EventGameCommencing", 2, "1=Game_Commencing");
    register_logevent("EventRoundStart", 2, "1=Round_Start");
    register_logevent("EventRoundEnd", 2, "1=Round_End");
    new const ENT_CLASSNAME[] = "player";
    DisableHamForward(g_pHamSpawn = RegisterHam(Ham_Spawn, ENT_CLASSNAME, "HamSpawnPlayerPost", 1));
    DisableHamForward(g_pHamAddPlayerItem = RegisterHam(Ham_AddPlayerItem, ENT_CLASSNAME, "HamAddPlayerItemPre"));
    DisableHamForward(g_pHamGiveAmmo = RegisterHam(Ham_GiveAmmo, ENT_CLASSNAME, "HamGiveAmmoPre"));
    DisableHamForward(g_pHamUse = RegisterHam(Ham_Use, "hostage_entity", "HamUseHostagePre"));
    DisableHamForward(g_pHamKilled = RegisterHam(Ham_Killed, ENT_CLASSNAME, "HamKilledPlayerPost", 1));
    #if !defined _roundcontrol_included
    g_pRoundInfinite = get_cvar_pointer("mp_round_infinite");
    #endif
    g_pRestartRound = get_cvar_pointer("sv_restartround");
    g_pHideWeaponMsgId = get_user_msgid("HideWeapon");
    g_pStatusIconMsgId = get_user_msgid("StatusIcon");
    g_pHudSyncObj1 = CreateHudSyncObj();
    g_pHudSyncObj2 = CreateHudSyncObj();
    CreateThinkEntity();
}

#if !defined _roundcontrol_included
public plugin_cfg() {
    if(g_pRoundInfinite) {
        get_pcvar_string(g_pRoundInfinite, g_szRoundInfinite, charsmax(g_szRoundInfinite));
    }
}
#endif

public client_putinserver(id) {
    ResetValues(id);
    if(!is_user_bot(id) && !is_user_hltv(id)) {
        bit_set(id, g_iConnectedBitsum);
    }
}

public client_disconnected(id) {
    ResetValues(id);
    remove_task(id);
}

public CmdJoinClass(const id) {
    if(g_iWarmupState == WS_IN_PROGRESS) {
        set_task(RESPAWN_DELAY, "TaskRespawn", id);
    }
}

public EventHLTV() {
    switch(g_iWarmupState) {
        case WS_BEGIN: {
            g_iWarmupState = WS_IN_PROGRESS;
            g_iMessageBitsum = 0;
            EnableHamForward(g_pHamSpawn);
            EnableHamForward(g_pHamAddPlayerItem);
            EnableHamForward(g_pHamGiveAmmo);
            EnableHamForward(g_pHamUse);
            EnableHamForward(g_pHamKilled);
            server_cmd("sv_gravity 350");
            g_pHideWeapon = register_message(g_pHideWeaponMsgId, "MessageHideWeapon");
            #if defined _roundcontrol_included
            g_pCheckWinHook = SetBlockControl(RC_CheckWinConditions);
            #else
            if(g_pRoundInfinite) {
                set_pcvar_num(g_pRoundInfinite, 1);
            }
            #endif
            set_msg_block(g_pStatusIconMsgId, BLOCK_SET);
        }
        case WS_ENDED: {
            entity_set_float(g_pThinkEnt, EV_FL_nextthink, get_gametime() + SHOW_MSG_DELAY);
        }
    }
}

public EventGameCommencing() {
    if(g_iWarmupState == WS_WAITING) {
        g_iWarmupState = WS_BEGIN;
    }
}

public EventRoundStart() {
    if(g_iWarmupState == WS_IN_PROGRESS) {
        entity_set_float(g_pThinkEnt, EV_FL_nextthink, get_gametime() + 1.0);
    }
}

public EventRoundEnd() {
    if(g_iWarmupState == WS_IN_PROGRESS) {
        g_iWarmupState = WS_ENDED;
        DisableHamForward(g_pHamSpawn);
        DisableHamForward(g_pHamAddPlayerItem);
        DisableHamForward(g_pHamGiveAmmo);
        DisableHamForward(g_pHamUse);
        DisableHamForward(g_pHamKilled);
        server_cmd("sv_gravity 850");
        client_cmd(0, "spk sound/%s", szSound[random_num(0, sizeof szSound-1)]);
        unregister_message(g_pHideWeaponMsgId, g_pHideWeapon);
        #if defined _roundcontrol_included
        RemoveBlockControl(RC_CheckWinConditions, g_pCheckWinHook);
        #else
        if(g_pRoundInfinite) {
            set_pcvar_string(g_pRoundInfinite, g_szRoundInfinite);
        }
        #endif
        set_msg_block(g_pStatusIconMsgId, BLOCK_NOT);
        set_pcvar_float(g_pRestartRound, 1.0);
    }
}

public MessageHideWeapon() {
    const ARG_FLAGS = 1;
    set_msg_arg_int(ARG_FLAGS, ARG_BYTE, get_msg_arg_int(ARG_FLAGS) | HW_CROSS_AMMO_WPNLIST | HW_TIMER | HW_MONEY);
}

public HamSpawnPlayerPost(const id) {
    if(is_user_alive(id)) {
        bit_set(id, g_iAliveBitsum);
        if(!bit_valid(id, g_iMessageBitsum)) {
            set_task(SHOW_MSG_DELAY, "TaskWarmupStartMsg", id);
        }
        entity_set_float(id, EV_FL_health, WARMUP_HEALTH);
        engclient_cmd(id, "weapon_knife");
        message_begin(MSG_ONE, g_pHideWeaponMsgId, _, id);
        write_byte(HW_CROSS_AMMO_WPNLIST | HW_TIMER | HW_MONEY);
        message_end();
    }
}

public HamAddPlayerItemPre(const id, const pEnt) {
    if(cs_get_weapon_id(pEnt) != CSW_KNIFE) {
        entity_set_int(pEnt, EV_INT_flags, entity_get_int(pEnt, EV_INT_flags ) | FL_KILLME);
        SetHamReturnInteger(0);
        return HAM_SUPERCEDE;
    }
    return HAM_IGNORED;
}

public HamGiveAmmoPre() {
    const NO_AMMO_STOP_PROCESSING = -1;
    SetHamReturnInteger(NO_AMMO_STOP_PROCESSING);
    return HAM_SUPERCEDE;
}

public HamUseHostagePre() {
    return HAM_SUPERCEDE;
}

public HamKilledPlayerPost(const id, const pKiller) {
    bit_clear(id, g_iAliveBitsum);
    set_task(RESPAWN_DELAY, "TaskRespawn", id);
}

public FwdThink(const pEnt) {
    switch(g_iWarmupState) {
        case WS_IN_PROGRESS: {
            static iDiff, iMin;
            iDiff = WARMUP_TIME - g_iTimerCount++, iMin = 0;
            GetMinutes(iDiff, iMin);
            set_hudmessage(124, 252, 0, _, 0.96, _, _, 1.0, 0.0, 0.01, -1);
            ShowSyncHudMsg(0, g_pHudSyncObj1, "Iki warmup pabaigos: %d:%d", iMin, iDiff);
            if(iDiff || iMin) {
                entity_set_float(pEnt, EV_FL_nextthink, get_gametime() + 1.0);
            } else {
                EventRoundEnd();
            }
        }
        case WS_ENDED: {
            g_iWarmupState = WS_WAITING;
            g_iTimerCount = 0;
            set_hudmessage(0, 139, 139, _, 0.25, _, _, 5.0, _, _, -1);
            ShowSyncHudMsg(0, g_pHudSyncObj2, "Žaidimas prasideda -  [GLHF]!");
            #if defined USE_PAUSE
            pause("d");
            #endif
        }
    }
}

public TaskRespawn(const id) {
    if(bit_valid(id, g_iConnectedBitsum) && !bit_valid(id, g_iAliveBitsum) && cs_get_user_team(id) != CS_TEAM_SPECTATOR) {
        ExecuteHamB(Ham_CS_RoundRespawn, id);
    }
}

public TaskWarmupStartMsg(const id) {
    if(bit_valid(id, g_iAliveBitsum)) {
        set_hudmessage(124, 252, 0, _, 0.25, _, _, 5.0, _, _, -1);
        ShowSyncHudMsg(id, g_pHudSyncObj2, "Pasiruošk!^n [WARMUP]- Prasideda!");
        bit_set(id, g_iMessageBitsum);
    }
}

CreateThinkEntity() {
    new const ENT_CLASSNAME[] = "_warmup_think_ent";
    if((g_pThinkEnt = create_entity("info_target"))) {
        entity_set_string(g_pThinkEnt, EV_SZ_classname, ENT_CLASSNAME);
        register_think(ENT_CLASSNAME, "FwdThink");
    } else {
        set_fail_state("Failed to create think entity");
    }
}

ResetValues(const id) {
    bit_clear(id, g_iConnectedBitsum);
    bit_clear(id, g_iAliveBitsum);
    bit_clear(id, g_iMessageBitsum);
    g_iFrags [id]= 0;
}

GetMinutes(&iSec, &iMin) {
    const SECONDS_IN_MINUTE = 60;
    iMin = iSec / SECONDS_IN_MINUTE, iSec %= SECONDS_IN_MINUTE;
}[/i]