Item AutoSnipers/Shield Off 1.0

#include <amxmodx>
#include <hamsandwich>
#include <fakemeta_util>

const iMoney = 115;
const iMenu = 205;
const iTeam = 114;
const idRifleMenu = 6;
const idNoMenu = 0;
const OFFSET_LINUX_WEAPONS = 4;
const OFFSET_WEAPONID  = 43;

#define MAX_PLAYERS 32
#define get_menuid(%0)            get_pdata_int(%0, iMenu)
#define fm_get_user_team(%0)     ETEAMS:get_pdata_int(%0, iTeam)
#define fm_get_weaponid(%0)        get_pdata_int(%0, OFFSET_WEAPONID, OFFSET_LINUX_WEAPONS)
#define fm_get_user_money(%0)    get_pdata_int(%0 , iMoney)
#define IsPlayer(%0)            (0 < %0 < 33)

public plugin_init(){
    register_plugin("Item AutoSnipers/Shield Off", "1.0", "Fenix & PAffAEJIkA :3");
    
    register_logevent("EventRoundStart", 2, "1=Round_Start");
    register_logevent("EventRestartRound", 2, "1&Restart_Round_");
    
    register_menucmd(register_menuid("BuyRifle", true), (1<<4|1<<5), "BuyRifle_Handle");
    register_clcmd("menuselect", "MenuSelect");
    register_clcmd("sg550", "Sg550Buy");
    register_clcmd("g3sg1", "G3sg1Buy");
    register_clcmd("shield", "ShieldBuy");
    
    RegisterHam(Ham_AddPlayerItem, "player", "AddItem");
    RegisterHam(Ham_RemovePlayerItem, "player", "RemoveItem");
    RegisterHam(Ham_Spawn, "player", "SpawnPlayer", true);
}

enum ETEAMS {TEAM_TERRORIST = 1, TEAM_CT, TEAM_SPECTATOR};

enum {SG550_NONE = 0, G3SG1_NONE = 0, SHIELD_NONE = 0, SG550_BUY, G3SG1_BUY, SHIELD_BUY, SG550_PICK_UP, G3SG1_PICK_UP, SHIELD_PICK_UP};

new gBuy = true;
new sSg550[ETEAMS: TEAM_SPECTATOR], sG3sg1[ETEAMS: TEAM_SPECTATOR], gSg550[MAX_PLAYERS + 1], gG3sg1[MAX_PLAYERS + 1], sShield[ETEAMS: TEAM_SPECTATOR], gShield[MAX_PLAYERS + 1], ETEAMS: gTeam[MAX_PLAYERS + 1];

public client_disconnected(id) if(IsPlayer(id))    minus_item(id);

public EventRestartRound(){
    sSg550[TEAM_CT] = 0;
    sSg550[TEAM_TERRORIST] = 0;
    sG3sg1[TEAM_CT] = 0;
    sG3sg1[TEAM_TERRORIST] = 0;
    sShield[TEAM_CT] = 0;
    sShield[TEAM_TERRORIST] = 0;
    arrayset(gSg550, SG550_NONE, sizeof gSg550);
    arrayset(gG3sg1, G3SG1_NONE, sizeof gG3sg1);
    arrayset(gShield, SHIELD_NONE, sizeof gShield);
}

public EventRoundStart() gBuy = true;

public SpawnPlayer(id){
    if(!is_user_alive(id))
        return HAM_IGNORED;
    
    gTeam[id] = fm_get_user_team(id);
    return HAM_IGNORED;
}

public AddItem(id, wId){
    if(fm_get_weaponid(wId) != CSW_SG550)
        return HAM_IGNORED;
        
    if(fm_get_weaponid(wId) != CSW_G3SG1)
        return HAM_IGNORED;
        
    if(fm_get_weaponid(wId) != 38)
        return HAM_IGNORED;
    
    if(!check_item(id, SG550_PICK_UP))
        set_task(0.1, "delitem", id);
        
    if(!check_item(id, G3SG1_PICK_UP))
        set_task(0.1, "delitem", id);
        
    if(!check_item(id, SHIELD_PICK_UP))
        set_task(0.1, "delitem", id);
    
    return HAM_IGNORED;
}

public delitem(id){
    fm_strip_user_gun(id, CSW_SG550);
    fm_strip_user_gun(id, CSW_G3SG1);
    fm_strip_user_gun(id, 38);
}

public RemoveItem(id, iEnt){
    if(fm_get_weaponid(iEnt) == CSW_SG550)
        minus_item(id);
        
    if(fm_get_weaponid(iEnt) == CSW_G3SG1)
        minus_item(id);
        
    if(fm_get_weaponid(iEnt) == 38)
        minus_item(id);
}

public BuyRifle_Handle(id, key){   
    if(key != (gTeam[id] == TEAM_TERRORIST ? 4 : 5))
        return PLUGIN_CONTINUE;
        
    set_task(0.1, "fix_menu", id);
    
    if(!check_item(id, SG550_BUY))
        return PLUGIN_HANDLED;
        
    if(!check_item(id, G3SG1_BUY))
        return PLUGIN_HANDLED;
        
    if(!check_item(id, SHIELD_BUY))
        return PLUGIN_HANDLED;
    
    return PLUGIN_CONTINUE;
}

public MenuSelect(id){
    if(get_menuid(id) != idRifleMenu)
        return PLUGIN_CONTINUE;
    
    new szSlot[3], Slot;
    read_argv(true, szSlot, charsmax(szSlot));
    Slot = str_to_num(szSlot);
    
    if(Slot != (gTeam[id] == TEAM_TERRORIST ? 5 : 6))
        return PLUGIN_CONTINUE;
    
    set_task(0.1, "fix_menu", id);

    if(!check_item(id, SG550_BUY))
        return PLUGIN_HANDLED;
        
    if(!check_item(id, G3SG1_BUY))
        return PLUGIN_HANDLED;
        
    if(!check_item(id, SHIELD_BUY))
        return PLUGIN_HANDLED;
        
    return PLUGIN_CONTINUE;
}

public fix_menu(id)
    set_pdata_int(id, iMenu, idNoMenu);

public Sg550Buy(id){   
    if(!check_item(id, SG550_BUY))
        return PLUGIN_HANDLED;
    
    return PLUGIN_CONTINUE;
}

public G3sg1Buy(id){   
    if(!check_item(id, G3SG1_BUY))
        return PLUGIN_HANDLED;
    
    return PLUGIN_CONTINUE;
}

public ShieldBuy(id){   
    if(!check_item(id, SHIELD_BUY))
        return PLUGIN_HANDLED;
    
    return PLUGIN_CONTINUE;
}
    
check_item(id, type){
    if(gSg550[id] != SG550_NONE || !is_user_valid(id) || !is_user_alive(id))
        return true;
        
    if(gG3sg1[id] != G3SG1_NONE || !is_user_valid(id) || !is_user_alive(id))
        return true;
        
    if(gG3sg1[id] != SHIELD_NONE || !is_user_valid(id) || !is_user_alive(id))
        return true;
    
    if(!gBuy && type == SG550_BUY)
        return false;
        
    if(!gBuy && type == G3SG1_BUY)
        return false;
        
    if(!gBuy && type == SHIELD_BUY)
        return false;
    
    new gMoney = fm_get_user_money(id), SG550_COST = 4200;
    if(gMoney < SG550_COST && type == SG550_BUY)
        return false;
    
    new G3SG1_COST = 5000;
    if(gMoney < G3SG1_COST && type == G3SG1_BUY)
        return false;
        
    new SHIELD_COST = 2200;
    if(gMoney < SHIELD_COST && type == SHIELD_BUY)
        return false;
    
    gSg550[id] = type;
    gG3sg1[id] = type;
    gShield[id] = type;
    
    gSg550[id] = SG550_NONE;
    gG3sg1[id] = G3SG1_NONE;
    gShield[id] = SHIELD_NONE;
    return false;
}

minus_item(id){
    if(!is_user_valid(id) || gSg550[id] == SG550_NONE)
        return;
        
    if(!is_user_valid(id) || gG3sg1[id] == G3SG1_NONE)
        return;
        
    if(!is_user_valid(id) || gShield[id] == SHIELD_NONE)
        return;
        
    gSg550[id] = SG550_NONE;
    gG3sg1[id] = G3SG1_NONE;
    gShield[id] = SHIELD_NONE;
    
    sSg550[gTeam[id]] --;
    sG3sg1[gTeam[id]] --;
    sShield[gTeam[id]] --;
}

is_user_valid(id){
    if(is_user_bot(id))        return false;   
    if(is_user_hltv(id))    return false;   
    return true;
}