//In cima alla tua GM:
#define VIOLA 0xC2A2DAAA
new munizioni;
new arma;
new bool:pieno[MAX_PLAYERS];

//OnPlayerCommandText

public OnPlayerCommandText(playerid, cmdtext[])
{
    if (strcmp("/mettizaino", cmdtext, true) == 0)
    {
        new string[128];
        new nome[MAX_PLAYER_NAME];
        munizioni = GetPlayerAmmo(playerid);
        arma = GetPlayerWeapon(playerid);
        if(munizioni == 0 && arma == 0) return SendClientMessage(playerid, 0xFF000000, "* Non hai nessuna arma da mettere!!!");
        if(pieno[playerid] == true) return SendClientMessage(playerid, 0xFF000000, "* Zaino Pieno!!!");
        RemovePlayerWeapon(playerid, arma);
        GetPlayerName(playerid,nome,30);
        format(string, 128, "* %s prende un arma e la mette nello zaino.", nome);
                ProxDetector(10.0, playerid, string, VIOLA,VIOLA,VIOLA,VIOLA,VIOLA);
        pieno[playerid] = true;
        return 1;
    }
    if (strcmp("/prendizaino", cmdtext, true) == 0)
    {
                new string[128];
        new nome[MAX_PLAYER_NAME];
        if(pieno[playerid] == false) return SendClientMessage(playerid, 0xFF000000, "* Non hai nessuna arma nello zaino!!!");
        GivePlayerWeapon(playerid, arma, munizioni);
        GetPlayerName(playerid,nome,30);
        format(string, 128, "* %s prende un arma dallo zaino.", nome);
                ProxDetector(10.0, playerid, string, VIOLA,VIOLA,VIOLA,VIOLA,VIOLA);
                munizioni = 0;
        arma = 0;
        pieno[playerid] = false;
        return 1;
    }
        if (strcmp("/aprizaino", cmdtext, true) == 0)
    {
        new nomearma[32], string[64], string2[128],nome[MAX_PLAYER_NAME];
        GetWeaponName(arma,nomearma,32);
        GetPlayerName(playerid,nome,30);
        if(pieno[playerid] == false) return SendClientMessage(playerid, 0xFF000000, "* Non hai nessuna arma nello zaino!!!");
        SendClientMessage(playerid, 0xFF0000FF, "-----------------------------------");
        format(string,128,"Attuale arma nello zaino: %s  Munizioni: %d", nomearma, munizioni);
        SendClientMessage(playerid, 0xFFFFFFFF, string);
        SendClientMessage(playerid, 0xFF0000FF, "-----------------------------------");
        format(string2, 128, "* %s apre lo zaino e guarda il suo contenuto.", nome);
                ProxDetector(10.0, playerid, string2, VIOLA,VIOLA,VIOLA,VIOLA,VIOLA);
        return 1;
    }
    return 0;
}

//In Fondo alla tua GM:
forward RemovePlayerWeapon(playerid, weaponid);
public RemovePlayerWeapon(playerid, weaponid)
{
    new plyWeapons[12] = 0;
    new plyAmmo[12] = 0;
    for(new slot = 0; slot != 12; slot++)
    {
        new wep, ammo;
        GetPlayerWeaponData(playerid, slot, wep, ammo);

        if(wep != weaponid && ammo != 0)
        {
            GetPlayerWeaponData(playerid, slot, plyWeapons[slot], plyAmmo[slot]);
        }
    }

    ResetPlayerWeapons(playerid);
    for(new slot = 0; slot != 12; slot++)
    {
        if(plyAmmo[slot] != 0)
        {
            GivePlayerWeapon(playerid, plyWeapons[slot], plyAmmo[slot]);
        }
    }
    return 1;
}
forward ProxDetector(Float:radi, playerid, string[],col1,col2,col3,col4,col5);
public ProxDetector(Float:radi, playerid, string[],col1,col2,col3,col4,col5)
{
    if(IsPlayerConnected(playerid))
    {
        new Float:posx, Float:posy, Float:posz;
        new Float:oldposx, Float:oldposy, Float:oldposz;
        new Float:tempposx, Float:tempposy, Float:tempposz;
        GetPlayerPos(playerid, oldposx, oldposy, oldposz);
        for(new i = 0; i < MAX_PLAYERS; i++)
        {
            if(IsPlayerConnected(i) && (GetPlayerVirtualWorld(playerid) == GetPlayerVirtualWorld(i)))
            {
                    GetPlayerPos(i, posx, posy, posz);
                    tempposx = (oldposx -posx);
                    tempposy = (oldposy -posy);
                    tempposz = (oldposz -posz);
                    if (((tempposx < radi/16) && (tempposx > -radi/16)) && ((tempposy < radi/16) && (tempposy > -radi/16)) && ((tempposz < radi/16) && (tempposz > -radi/16)))
                    {
                        SendClientMessage(i, col1, string);
                    }
                    else if (((tempposx < radi/8) && (tempposx > -radi/8)) && ((tempposy < radi/8) && (tempposy > -radi/8)) && ((tempposz < radi/8) && (tempposz > -radi/8)))
                    {
                        SendClientMessage(i, col2, string);
                    }
                    else if (((tempposx < radi/4) && (tempposx > -radi/4)) && ((tempposy < radi/4) && (tempposy > -radi/4)) && ((tempposz < radi/4) && (tempposz > -radi/4)))
                    {
                        SendClientMessage(i, col3, string);
                    }
                    else if (((tempposx < radi/2) && (tempposx > -radi/2)) && ((tempposy < radi/2) && (tempposy > -radi/2)) && ((tempposz < radi/2) && (tempposz > -radi/2)))
                    {
                        SendClientMessage(i, col4, string);
                    }
                    else if (((tempposx < radi) && (tempposx > -radi)) && ((tempposy < radi) && (tempposy > -radi)) && ((tempposz < radi) && (tempposz > -radi)))
                    {
                        SendClientMessage(i, col5, string);
                    }
            }
        }
    }
    return 1;
}