dofile(getDataDir() .. 'npc/scripts/lib/greeting.lua')

local keywordHandler = KeywordHandler:new()
local npcHandler = NpcHandler:new(keywordHandler)
NpcSystem.parseParameters(npcHandler)

-- OTServ event handling functions
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 shopModule = ShopModule:new()
npcHandler:addModule(shopModule)

-- interesting option for a module here
-- get more creative as they get drunk?
shopModule:addBuyableItem({'beer'}, 2006, 10, 3)
shopModule:addBuyableItem({'wine'}, 2689, 10, 15)

keywordHandler:addKeyword({'ship'}, StdModule.say, {npcHandler = npcHandler, onlyFocus = true, text = "My ship is on the desert. It doesn\'t look well but still can sail. Of course if you know how to steer it."})

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

  	cname = creatureGetName(cid)

	if talk_state == 0 then
		if msgcontains(msg, 'yes') then		-- wanna go to mainland
			level = getPlayerLevel(cname)

			if level >= mainlevel then
				npcHandler:say('Great! Do you want to be a knight, a paladin, a sorcerer or a druid?')
				talk_state = 1
			else
				npcHandler:say('Sorry, you need level ' .. mainlevel .. ' to go to the mainland.')
				talk_state = 0
			end
		else
			npcHandler:say('Come back when you are ready then.')
			talk_state = 0
		end

	elseif talk_state == 1 then		-- telling vocation
		talk_state = 2

		if msgcontains(msg, 'sorcerer') then
			npcHandler:say('A mighty sorcerer! Are you sure?')
			vocation = 1
		elseif msgcontains(msg, 'druid') then
			npcHandler:say('A mysterious druid! Are you sure?')
			vocation = 2
		elseif msgcontains(msg, 'paladin') then
			npcHandler:say('A nimble paladin! Are you sure?')
			vocation = 3
		elseif msgcontains(msg, 'knight') then
			npcHandler:say('A valorous knight! Are you sure?')
			vocation = 4
		else
			npcHandler:say('Sorry, there is no such vocation.')
			vocation = 0
			talk_state = 1
		end

	elseif talk_state == 2 then		-- confirming vocation
		if msgcontains(msg, 'yes') then
			npcHandler:say('Great! I can send you to The City. Where do you want to go?')
			talk_state = 3
		else
			npcHandler:say('What vocation do you want then?')
			talk_state = 1
		end

	elseif talk_state == 3 then		-- telling city name
		if msgcontains(msg, 'city') then
			npcHandler:say('Good luck, young adventurer!')
			setPlayerVocation(cid,vocation)
			setPlayerMasterPos(cid,160,54,7)
			npcHandler:say('/send ' .. cname .. ', 160 54 7')

			talk_state = 0
			focus = 0
			talk_start = 0
		else
			npcHandler:say('Sorry, there is no such city.')
			talk_state = 3
		end
	end
end

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