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

function creatureSayCallback(cid, type, msg)
	if (npcHandler.focus ~= cid) then
		return false
	end

	if msgcontains(msg, 'pick') then
	npcHandler:say('Picks are hard to come by. I trade them only for high quality small axes. Do you want to trade?')
	talk_state = 1

	elseif msgcontains(msg, 'yes') and talk_state == 1 and getPlayerItemCount(cid,2559) > 0 then
	doPlayerRemoveItem(cid, 2559, 1)
	doPlayerAddItem(cid, 2553, 1)
	npcHandler:say('Splendid! Here take your pickaxe.')
	talk_state = 0

	elseif msgcontains(msg, 'yes') and talk_state == 1  and getPlayerItemCount(cid,2559) == 0 then
	npcHandler:say('You don\'t have a small axe.')
	talk_state = 0

	elseif msgcontains(msg, 'no') and talk_state == 1 and getPlayerItemCount(cid,2559) == 0 then
	npcHandler:say('Okay then.')
	talk_state = 0




end
end

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