Solved Wrong counts sum of money for item ID!

[inp2007]

BOH BUY PRICE-35k
BOH SELL PRICE-10k

13:07 Gax The Demonhunter: hi
13:07 Gejparty: Oh, please come in, Gax The Demonhunter. What do you need?
13:07 Gax The Demonhunter: buy boots of haste
13:07 Gejparty: Do you want to buy a boots of haste for 35000 gold?
13:07 Gax The Demonhunter: yes
13:07 Gejparty: Here you are.
13:08 Gax The Demonhunter: buy 2 boots of haste
13:08 Gejparty: Do you want to buy  2 boots of hastes for 35000 gold?
13:08 Gax The Demonhunter: yes
13:08 Gejparty: Here you are.
13:08 Gax The Demonhunter: sell boots of haste
13:08 Gejparty: Do you want to sell a boots of haste for 10000 gold?
13:08 Gax The Demonhunter: yes
13:08 Gejparty: Ok. Here is your money.
13:08 Gax The Demonhunter: sell boots of haste
13:08 Gejparty: Do you want to sell a boots of haste for 10000 gold?
13:08 Gax The Demonhunter: yes
13:08 Gejparty: Ok. Here is your money.
13:08 Gax The Demonhunter: sell 2 boots of haste
13:08 Gejparty: Do you want to sell  2 boots of hastes for 10000 gold?
13:09 Gejparty: Good bye and come again.

NPC CODE

_state = 0
_count = 0
_index = 0
_delay = 1000

items = {}
items[0] = {name = 'boots of haste', id = 2195, subtype = -1, sell = 35000, buy = 10000}


function getNext()
    nextPlayer = getQueuedPlayer()
    if (nextPlayer ~= nil) then
        if (getDistanceToCreature(nextPlayer) <= 4) then
            updateNpcIdle()
            setNpcFocus(nextPlayer)
            greet(nextPlayer, _delay * 3)
            return
        else
            getNext()
        end
    end
   
    setNpcFocus(0)
    resetNpcIdle()
end

local function onActionItem(action)
    if ((action == 'buy' and items[_index].sell == -1) or
        (action == 'sell' and items[_index].buy == -1)) then
        return
    end
   
    amount = ''
    suffix = ''
    plural = 'a'
   
    if (_count > 1) then
        amount = ' ' .. tostring(_count)
        suffix = 's'
        plural = ''
    end
   
    cost = items[_index].buy
    if (action == 'buy') then
        cost = items[_index].sell
    end
   
    selfSay('Do you want to ' .. action .. ' ' .. plural .. amount .. ' ' .. items[_index].name .. suffix .. ' for ' .. cost .. ' gold?')
end

function _selfSay(message)
    selfSay(message, _delay)
    updateNpcIdle()
end

local function greet(cid, delay)
    selfSay('Oh, please come in, ' .. getCreatureName(cid) .. '. What do you need?', delay)
end

function onCreatureAppear(cid)
end

function onCreatureDisappear(cid)
    if (getNpcFocus() == cid) then
        selfSay('Good bye and come again.', _delay)
        getNext()
    else
        unqueuePlayer(cid)
    end
end

function onCreatureMove(cid, oldPos, newPos)
    if (getNpcFocus() == cid) then
        faceCreature(cid)
    end
end

function onCreatureSay(cid, type, msg)
    if (getNpcFocus() == 0) then
        if ((msgcontains(msg, 'hi') or msgcontains(msg, 'hello')) and getDistanceToCreature(cid) <= 4) then
            updateNpcIdle()
            setNpcFocus(cid)
            greet(cid, _delay)
        end
       
    elseif (getNpcFocus() ~= cid) then
        if ((msgcontains(msg, 'hi') or msgcontains(msg, 'hello')) and getDistanceToCreature(cid) <= 4) then
            selfSay('Just wait, ' .. getCreatureName(cid) .. '.', _delay)
            queuePlayer(cid)
        end
       
    else
        if (msgcontains(msg, 'bye')) then
            selfSay('See you.', _delay)
            getNext()
           
        elseif (_state == 1) then
            if (msgcontains(msg, 'yes')) then
                if (doPlayerRemoveMoney(cid, items[_index].sell * _count) == 1) then
                    for i = 1, _count do
                        doPlayerAddItem(cid, items[_index].id, items[_index].subtype)
                    end
               
                    selfSay('Here you are.', _delay)
                else
                    selfSay('Come back, when you have enough money.', _delay)
                end
               
                updateNpcIdle()
            else
                selfSay('Hmm, but next time.', _delay)
            end
           
            _state = 0
           
        elseif (_state == 2) then
            if (msgcontains(msg, 'yes')) then
                if (doPlayerRemoveItem(cid, items[_index].id, _count, items[_index].subtype) == 1) then
                    doPlayerAddMoney(cid, items[_index].buy * _count)
                    selfSay('Ok. Here is your money.')
                else
                    if (count > 1) then
                        selfSay('Sorry, you do not have so many.', _delay)
                    else
                        selfSay('Sorry, you do not have one.', _delay)
                    end
                end
               
                updateNpcIdle()
            else
                selfSay('Maybe next time.', _delay)
            end
       
            _state = 0
           
        else
            for n = 0, table.getn(items) do
                if (msgcontains(msg, items[n].name) or msgcontains(msg, items[n].name .. "s")) then
                    _count = getCount(msg)
                    _index = n
                   
                    if (msgcontains(msg, 'sell')) then
                        onActionItem('sell')
                        _state = 2
                    else
                        onActionItem('buy')
                        _state = 1
                    end
                   
                    updateNpcIdle()
                    break
                end
            end
        end
    end
end

function onThink()
    if (getNpcFocus() ~= 0) then
        if (isNpcIdle() or getDistanceToCreature(getNpcFocus()) > 4) then
            selfSay('Good bye and come again.', _delay)
            getNext()
        end
    end
end

Please help me to fix it.

 

[inp2007]

Problem solved:

selfSay('Do you want to ' .. action .. ' ' .. plural .. amount .. ' ' .. items[_index].name .. suffix .. ' for ' .. cost * amount .. ' gold?')