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 onPlayerEndTrade(cid)				npcHandler:onPlayerEndTrade(cid)			end
function onPlayerCloseChannel(cid)			npcHandler:onPlayerCloseChannel(cid)		end
 
local shopModule = ShopModule:new()
npcHandler:addModule(shopModule)
 
shopModule:addBuyableItem({'pair of soft boots'}, 6132, 250000, 'pair of soft boots')

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, 'soft') or msgcontains(msg, 'boots')) then
			selfSay('Do you want to repair your worn soft boots for 10000 gold coins?', cid)
			talkState[talkUser] = 1
		elseif(msgcontains(msg, 'yes') and talkState[talkUser] == 1) then
		    if(getPlayerItemCount(cid, 10021) >= 1) then
				if(doPlayerRemoveMoney(cid, 10000) == TRUE) then
					doPlayerRemoveItem(cid, 10021, 1)
					doPlayerAddItem(cid, 6132)
					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())