^^DeeD^^

#include <amxmodx>

#define AUTHOR "Wicked - amxx.pl/user/60210-wicked/"

#define ForArray(%1,%2) for(new %1 = 0; %1 < sizeof %2; %1++)

static const MenuItems[][] =
{
    "AK",
    "M4",
    "AWP",
    "USP"
};

new bool:user_choices[33][sizeof(MenuItems)];

public plugin_init()
{
    register_plugin("x", "v0.1", AUTHOR);

    register_clcmd("say /menu", "example_menu");
}

public example_menu(index)
{
    new menu_index = menu_create("", "example_menu_handler"),
        callback = menu_makecallback("handle_item_lock");

    ForArray(i, MenuItems)
    {
        menu_additem(menu_index, MenuItems[i], _, _, callback);
    }

    menu_display(index, menu_index);

    return PLUGIN_HANDLED;
}

public example_menu_handler(index, menu_index, item)
{
    menu_destroy(menu_index);

    if(item == MENU_EXIT)
    {
        return PLUGIN_HANDLED;
    }

    client_print(index, print_chat, "Wybrales opcje %s.", MenuItems[item]);

    user_choices[index][item] = true;

    return PLUGIN_HANDLED;
}

public handle_item_lock(index, menu_index, item)
{
    if(user_choices[index][item])
    {
        return ITEM_DISABLED;
    }

    return ITEM_ENABLED;
}