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 onCreatureSayCallback(cid, type, msg)
    local config = {
        price = 50000,
        delay = 5 * 60,
        control = {10555, 10556},
        eggn = 4850
    }
    if not npcHandler:isFocused(cid) then
        return false
    end
    local talkUser = NPCHANDLER_CONVBEHAVIOR == CONVERSATION_DEFAULT and 0 or cid

    if msgcontains(msg, "care") then
        local p = (config.price % 1000 == 0 and (config.price / 1000) or config.price)
        if getPlayerStorageValue(cid, config.control) > os.time() then
            selfSay("Sorry, but I am already caring one of your eggs.", cid)
        else
            selfSay("Do you want me to take care of your egg for ".. p .." ".. (p == config.price and "" or "k") .."?", cid)
            talkState[talkUser] = 1
        end

    elseif msgcontains(msg, "back") then
        if getPlayerStorageValue(cid, config.control[2]) == 1 then
            selfSay("Hello, do you came to pick up your egg?", cid)
            talkState[talkUser] = 2
        else
            selfSay("Sorry, but I am not caring eggs from you.", cid)
        end

    elseif msgcontains(msg, "check") then
        local t = getPlayerStorageValue(cid, config.control[1])
        if getPlayerStorageValue(cid, config.control[2]) == -1 then
            selfSay("Sorry, but I am not caring eggs from you.", cid)
        else
            if t < os.time() then
                selfSay("Yay, your egg has started to hatch, take it.", cid)
                setPlayerStorageValue(cid, config.control[1], -1)
                setPlayerStorageValue(cid, config.control[2], -1)
                else
                selfSay("I will be caring your egg for more ".. (math.floor((t - os.time()) / 60) > 0 and "".. math.floor((t - os.time()) / 60) .." minutes and" or "") .." ".. (t - os.time()) % 60 .." seconds.", cid)
            end
        end
    end

    if talkState[talkUser] == 1 then
        if msgcontains(msg, "yes") then
            if getPlayerStorageValue(cid, config.control[2]) == -1 then
                if doPlayerRemoveMoney(cid, config.price) then
                    setPlayerStorageValue(cid, config.control[2], 1)
                    setPlayerStorageValue(cid, config.control[1], os.time()+config.delay)
                    selfSay("Okay! Check back soon.", cid)
                else
                    selfSay("Sorry, you don't have enough money. You need more ".. (config.price - getPlayerMoney(cid)) .." coins.", cid)
                end
            else
                selfSay("I am already taking care of a egg for you.", cid)
            end
        elseif msgcontains(msg, "no") then
            selfSay("Too pricey for you, heh?", cid)
        end
    elseif talkState[talkUser] == 2 then
        local x = getPlayerStorageValue(cid, config.control)
        local t = getPlayerStorageValue(cid, config.control[1])
        if msgcontains(msg, "yes") then
            if x > os.time() then
                local item = doPlayerAddItem(cid, config.eggn, 1)
                doItemSetAttribute(item, "description", "A hatched egg.")
                selfSay("Take it!", cid)
                setPlayerStorageValue(cid, control[2], -1)
                setPlayerStorageValue(cid, control[1], -1)
            else
                selfSay("Sorry, but your egg need care for more ".. (math.floor((t - os.time()) / 60) > 0 and "".. math.floor((t - os.time()) / 60) .." minutes and" or "") .." ".. (t - os.time()) % 60 .." seconds.", cid)
            end
        end
    end
    return true
end

npcHandler:setMessage(MESSAGE_GREET, "Hello, |PLAYERNAME|. I am a pet egg carer. Do you want me to {care} your pet eggs? Also you can {check} the egg status and if you have any egg here, you can get it {back}.")
npcHandler:setCallback(CALLBACK_MESSAGE_DEFAULT, onCreatureSayCallback)
npcHandler:addModule(FocusModule:new())