#pragma semicolon 1
#include <sourcemod>

char sMap[64];
Handle Timers = null;

ConVar hm_only_the_first_map , hMaxCountTanks;

ConVar hm_time_spawn_min;
ConVar hm_time_spawn_max;

int TankCount = 0;

public Plugin myinfo =
{
    name = "[L4D2] Spawn Tank",
    author = "dr_lex & BHaType",
    description = "Spawn Tank)",
    version = "0.2",
    url = ""
}

public void OnPluginStart()
{
    hm_only_the_first_map = CreateConVar("hm_only_the_first_map", "0", "1-Только первая карта. 0-Все карты", FCVAR_NONE);

    hm_time_spawn_min = CreateConVar("hm_time_spawn_min", "5.0", "Минимальное время спауна", FCVAR_NONE);
    hm_time_spawn_max = CreateConVar("hm_time_spawn_max", "60.0", "Максимальное время спауна", FCVAR_NONE);

    hMaxCountTanks = CreateConVar("hCvarMaxTanks", "2", "Максимальное кол-во танков за карту", FCVAR_NONE);
    AutoExecConfig(true, "tankspawnmaps");

    HookEvent("player_left_start_area", hLeftStart);
    HookEvent("door_open", hLeftStart);
}

public void OnMapStart()
{
    KillTimers();

    if (hm_only_the_first_map.IntValue > 0)
    {
        GetCurrentMap(sMap, sizeof(sMap));
        if (StrContains(sMap, "m1_", true) > 1)
        {
            SpawnTankStart();
        }
    }
    else
    {
        SpawnTankStart();
    }
    TankCount = 0;
}

public hLeftStart(Event event, const char[] name, bool dontBroadcast)
{
    KillTimers();

    GetCurrentMap(sMap, sizeof(sMap));
    if (StrContains(sMap, "c1m1_", true) > 1)
    {
        return 0;
    }
    SpawnTankStart();
    return 0;
}

void SpawnTankStart()
{
    float TimerTank = GetRandomFloat(GetConVarFloat(hm_time_spawn_min), GetConVarFloat(hm_time_spawn_max));
    Timers = CreateTimer(TimerTank, SpawnTank, _, TIMER_REPEAT);
}

void KillTimers()
{
    if (Timers != null)
    {
        CloseHandle(Timers);
        Timers = null;
    }
}

public Action SpawnTank(Handle timer)
{
    for (int i = 1; i <= MaxClients; ++i) if(IsClientConnected(i) && IsClientInGame(i) && !IsFakeClient(i))
    {
        if(TankCount <= GetConVarInt(hMaxCountTanks))
        {
            HxFakeCHEAT(i, "z_spawn_old", "tank auto");
            TankCount++;
        }
    }

    Timers = null;

    return Plugin_Stop;
}

void HxFakeCHEAT(int &client, const char[] sCmd, const char[] sArg)
{
    int iFlags = GetCommandFlags(sCmd);
    SetCommandFlags(sCmd, iFlags & ~FCVAR_CHEAT);
    FakeClientCommand(client, "%s %s", sCmd, sArg);
    SetCommandFlags(sCmd, iFlags);
}