[Duvida]

-- NPC de troca - By Conde Sapo

local focus = 0

local talk_start = 0

local target = 0

local following = false

local attacking = false

local addon_state = 0

function onThingMove(creature, thing, oldpos, oldstackpos)

end

function onCreatureAppear(creature)

end

function onCreatureDisappear(cid, pos)

if focus == cid then

selfSay('Good bye then.')

focus = 0

talk_start = 0

end

end

function onCreatureTurn(creature)

end

function msgcontains(txt, str)

return (string.find(txt, str) and not string.find(txt, '(%w+)' .. str) and not string.find(txt, str .. '(%w+)'))

end

function onCreatureSay(cid, type, msg)

msg = string.lower(msg)

if (msgcontains(msg, 'hi') and (focus == 0)) and getDistanceToCreature(cid) < 4 then

selfSay('Olá ' .. getCreatureName(cid) .. '... Eu daria tudo por algumas minds stones ... Você tem 10 sobrando aí? Eu posso te dar minha Master Ball em troca!')

focus = cid

talk_start = os.clock()

elseif msgcontains(msg, 'hi') and (focus ~= cid) and getDistanceToCreature(cid) < 4 then

selfSay('Sorry, ' .. getCreatureName(cid) .. '! I talk to you in a minute.')

elseif focus == cid then

talk_start = os.clock()

if msgcontains(msg, 'minds') or msgcontains(msg, 'Suprema') then

if getPlayerItemCount(cid, 2178) < 10 then

selfSay('Eu disse 10 MINDS STONES!')

addon_state = 0

else

selfSay('Obrigado, muito mesmo! Tome, isto pode ser útil para você!')

doPlayerAddItem(cid, 5865, 1)

talk_start = 0

end

elseif msgcontains(msg, 'bye') and getDistanceToCreature(cid) < 4 then

selfSay('Good bye, ' .. getCreatureName(cid) .. '! Come back soon..')

focus = 0

talk_start = 0

end

end

end

function onCreatureChangeOutfit(creature)

end

function onThink()

doNpcSetCreatureFocus(focus)

if (os.clock() - talk_start) > 30 then

if focus > 0 then

selfSay('Next Please...')

end

focus = 0

end

if focus ~= 0 then

if getDistanceToCreature(focus) > 5 then

selfSay('Good bye then.')

focus = 0

end

end

end