NPC DICER H/L COM GOLD NUGGET

Como faço para envés do script só apostar grana, apostar gold nuggets também??? No momento estou usando este script... Id da gold nugget 2157 - tentei colocar ai o script bugo...

local keywordHandler = KeywordHandler:new()
local npcHandler = NpcHandler:new(keywordHandler)
NpcSystem.parseParameters(npcHandler)
 
function onCreatureAppear(cid)                npcHandler:onCreatureAppear(cid) end
function onCreatureDisappear(cid)             npcHandler:onCreatureDisappear(cid) end
function onCreatureSay(cid, type, msg)         npcHandler:onCreatureSay(cid, type, msg) end
function onThink()                            npcHandler:onThink() end
 
local function delayMoneyRemoval(item, pos)
    doRemoveItem(getTileItemById(pos, item).uid)
    return true
end
 
local function placeMoney(amount, table_middle_pos)
    local remain = amount
    local gold_nugget = 0
    local crystal_coins = 0
 
    if (math.floor(amount / 10000) >= 1) then
        crystal_coins = math.floor(amount / 10000)
        remain = remain - gold_nugget * 10000
    end
    if ((remain / 100) >= 1) then
        gold_nuggets = remain / 100
    end
    addEvent(doCreateItem, 550, 2160, crystal_coins, table_middle_pos)
    addEvent(doCreateItem, 600, 2157, gold_nuggets, table_middle_pos)
end
 
local function rollDice(roll, cc_count, pc_count, table_left_pos, table_middle_pos, npc)
    local dice_ids = {5792, 5793, 5794, 5795, 5796, 5797}
    local random_rollval = math.random(1,6)
    local total_g = (10000 * cc_count) + (100 * pc_count)
    local prize_percent = 1.0 -- 100%
 
    if ((total_g) <= 20 and (total_g) >= 5) then
        doSendMagicEffect(table_left_pos, CONST_ME_CRAPS)
 
        for _, itemId in pairs(dice_ids) do
                if(getTileItemById(table_left_pos, itemId).uid > 0) then
                doTransformItem(getTileItemById(table_left_pos, itemId).uid, dice_ids[random_rollval])
            end
        end
 
        if (roll == 1 and random_rollval <= 3) then
            placeMoney(total_g + (total_g * prize_percent), table_middle_pos)
            addEvent(doSendMagicEffect, 400, table_left_pos, 28)
            addEvent(doSendMagicEffect, 700, table_left_pos, 28)
            addEvent(doCreatureSay, 500, npc, "You win "..total_g.." gold coins, Parabéns você venceu", TALKTYPE_SAY, false, 0)
        elseif (roll == 2 and random_rollval >= 4) then
            placeMoney(total_g + (total_g * prize_percent), table_middle_pos)
            addEvent(doSendMagicEffect, 400, table_left_pos, 28)
            addEvent(doSendMagicEffect, 700, table_left_pos, 28)
            addEvent(doCreatureSay, 500, npc, "You win "..total_g.." gold coins, Parabéns você venceu!", TALKTYPE_SAY, false, 0)
        else
            addEvent(doSendMagicEffect, 400, table_left_pos, CONST_ME_BLOCKHIT)
            addEvent(doSendMagicEffect, 700, table_left_pos, CONST_ME_BLOCKHIT)
            addEvent(doCreatureSay, 500, npc, "Você perdeu tente denovo.", TALKTYPE_SAY, false, 0)
        end
        doCreatureSay(npc, string.format("%s rolled a %d.", getCreatureName(npc), random_rollval), TALKTYPE_ORANGE_1, false, 0, table_left_pos)
    else
        addEvent(doCreateItem, 100, 2160, cc_count, table_middle_pos)
        addEvent(doCreateItem, 150, 2157, pc_count, table_middle_pos)
        doCreatureSay(npc, "Você precisa jogar o dinheiro no meio do depot e falar L para 1 a 3 ou H para 4 a 6 o preço minimo para a aposta é 5kk e o maximo 20kk.", TALKTYPE_SAY, false, 0)
    end
    return true
end
 
function creatureSayCallback(cid, type, msg)
    -- NPC userdata instance
    local npc = getNpcCid()
 
    -- Participating player userdata instance
    local position = {x = getNpcPos().x+2, y = getNpcPos().y, z = getNpcPos().z}
    position.stackpos = STACKPOS_TOP_CREATURE
    local player_uid = getThingfromPos(position).uid
 
    -- Game table position userdata instances
    local table_left_pos = {x = 126, y = 58, z = 7}
    local table_middle_pos = {x = 127, y = 58, z = 7}
 
    -- Search for coins on the left and middle tables and create item userdata instances
    local table_middle_cc = getTileItemById(table_middle_pos, 2160)
    local table_middle_pc = getTileItemById(table_middle_pos, 2157)
 
    -- Other variables
    local cc_count = 0
    local pc_count = 0
    local ROLL, LOW, HIGH = 0, 1, 2
 
    if (player_uid ~= 0) then
        if ((msgcontains(string.lower(msg), 'high') or msgcontains(string.lower(msg), 'h')) and (isPlayer(player_uid) and player_uid == cid)) then
            ROLL = HIGH
        elseif ((msgcontains(string.lower(msg), 'low') or msgcontains(string.lower(msg), 'l')) and (isPlayer(player_uid) and player_uid == cid)) then
            ROLL = LOW
        else
            return false
        end
        if (table_middle_cc.uid ~= 0) then
            cc_count = table_middle_cc.type
            doTeleportThing(table_middle_cc.uid, table_left_pos)
            addEvent(delayMoneyRemoval, 300, 2160, table_left_pos)
        end
        if (table_middle_pc.uid ~= 0) then
            pc_count = table_middle_pc.type
            doTeleportThing(table_middle_pc.uid, table_left_pos)
            addEvent(delayMoneyRemoval, 300, 2157, table_left_pos)
        end
        addEvent(rollDice, 500, ROLL, cc_count, pc_count, table_left_pos, table_middle_pos, npc)
    else
        return false
    end
    return true
end
 
npcHandler:setCallback(CALLBACK_MESSAGE_DEFAULT, creatureSayCallback)