Tente assim:
local keywordHandler = KeywordHandler:new()
local npcHandler = NpcHandler:new(keywordHandler)
NpcSystem.parseParameters(npcHandler)
local talkState = {}
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
function creatureSayCallback(cid, type, msg)
if(not npcHandler:isFocused(cid)) then
return false
end
local talkUser = NPCHANDLER_CONVBEHAVIOR == CONVERSATION_DEFAULT and 0 or cid
if(msgcontains(msg, 'ring') or msgcontains(msg, 'experience')) then
selfSay('Do you want to repair your experience ring for 50000 gold coins?', cid)
talkState[talkUser] = 1
elseif(msgcontains(msg, 'yes') and talkState[talkUser] == 1) then
if(getPlayerItemCount(cid, 2122) >= 1) then
if(doPlayerRemoveMoney(cid, 5000000) == TRUE) then
doPlayerRemoveItem(cid, 2122, 1)
doPlayerAddItem(cid, 7697)
selfSay('Here you are.', cid)
else
selfSay('Sorry, you don\'t have enough gold.', cid)
end
else
selfSay('Sorry, you don\'t have the item.', cid)
end
talkState[talkUser] = 0
elseif(msgcontains(msg, 'no') and isInArray({1}, talkState[talkUser]) == TRUE) then
talkState[talkUser] = 0
selfSay('Ok then.', cid)
end
return true
end
npcHandler:setCallback(CALLBACK_MESSAGE_DEFAULT, creatureSayCallback)
npcHandler:addModule(FocusModule:new())