Colin.lua

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 voices = {
    { text = 'Welcome to the post office!' },
    { text = 'If you need help with letters or parcels, just ask me. I can explain everything.' },
    { text = 'Hey, send a letter to your friend now and then. Keep in touch, you know.' }
}
npcHandler:addModule(VoiceModule:new(voices))

local function creatureSayCallback(cid, type, msg)
    if not npcHandler:isFocused(cid) then
        return false
    end
    if msgcontains(msg, "measurements") then
        local player = Player(cid)
        if player:getStorageValue(Storage.postman.Mission07) >= 1 then
            npcHandler:say("Oh they don't change that much since in the old days as... <tells a boring and confusing story about a cake, a parcel, himself and two squirrels, at least he tells you his measurements in the end> ", cid)
            player:setStorageValue(Storage.postman.Mission07, player:getStorageValue(Storage.postman.Mission07) + 1)
            npcHandler.topic[cid] = 0
        end
    end
    return true
end
local language = getAccountLanguage(cid)
    if language == ENGLISH then
    colg = 'Hello. How may I help you |PLAYERNAME|? Ask me for a {trade} if you want to buy something. I can also explain the {mail} system.'
    colf = 'It was a pleasure to help you, |PLAYERNAME|.'
    elseif language == POLISH then
    colg = 'Witaj. |PLAYERNAME|, jak moge Ci pomoc? Zapytaj mnie o {trade} jesli chcesz cos kupic. Moge ci tez wyjasnic {mail} system.'
    colf = 'To byla przyjemnosc, aby Ci pomoc, |PLAYERNAME|.'
    end

    npcHandler:setMessage(MESSAGE_GREET, colg)
    npcHandler:setMessage(MESSAGE_FAREWELL, colf)


npcHandler:setCallback(CALLBACK_MESSAGE_DEFAULT, creatureSayCallback)
npcHandler:addModule(FocusModule:new())