step = 0
timing = 0
customer = 0
queue = 0
spawn = {x = 0, y = 0, z = 0}

function onCreate()
  spawn = selfGetPos()
end

function onDeath()
end

function walkAround()
  x = math.random(7)
  if x > 4 then
    npos = selfGetPos()
    xdist = spawn.x - npos.x
    ydist = spawn.y - npos.y
    xab = math.abs(xdist)
    yab = math.abs(ydist)
    if (xab < 3) and (yab < 3) and (x == 7) then
      -- dentro do range pode andar avontade
      selfRandomWalk()
    else
      -- fora so pode voltar pro spawn
      if x == 5 then
        if xdist > 0 then
          selfWalk(DIR_EAST)
        elseif xdist < 0 then
          selfWalk(DIR_WEST)
        end
      elseif x == 6 then
        if ydist > 0 then
          selfWalk(DIR_SOUTH)
        elseif ydist < 0 then
          selfWalk(DIR_NORTH)
        end
      end
    end
  end
end

function checkDir(cid)
  mpos = selfGetPos()
  cpos = creatureGetPos(cid)

  if cpos.z ~= mpos.z then
    customer = 0
    selfSay(SAY_NORMAL, "Good bye then...");
  end

  xdist = cpos.x - mpos.x
  ydist = cpos.y - mpos.y
  xab = math.abs(xdist)
  yab = math.abs(ydist)

  if yab > xab then
    if ydist >= 0 then
      selfSetDirection(DIR_SOUTH)
    else
      selfSetDirection(DIR_NORTH)
    end
  else
    if xdist > 0 then
      selfSetDirection(DIR_EAST)
    else
      selfSetDirection(DIR_WEST)
    end
  end
end

function onThink()
  if customer == 0 then
    if queue ~= 0 then
      step, timing, customer, queue = 1, 0, queue, 0
      name = playerGetInfo(customer, PI_NAME)
      selfSay(SAY_NORMAL, "Hello " .. name .. "! Want to travel somewhere?")
      checkDir(customer)
    else
      walkAround()
    end
  else
    timing = timing + 1
    if timing > 30 then
      if queue ~= 0 then
        customer = queue
        queue, timing = 0, 0
        selfSay(SAY_NORMAL, "Next please...")
--      else
--        selfSay(SAY_NORMAL, "ZzZz...")
      end
    end
  end
end

function onSay(cid, pos, txt, mode)
  name = playerGetInfo(cid, PI_NAME)
  str = string.lower(txt)
  if customer == 0 then
    if (str == "hi") or (str == "hello") then
      step, timing, customer = 1, 0, cid
      selfSay(SAY_NORMAL, "Hello " .. name .. "! Want to travel somewhere?")
      checkDir(customer)
    end
  elseif customer ~= cid then
    if (str == "hi") or (str == "hello") then
      if queue ~= cid then
        selfSay(SAY_NORMAL, "Hey " .. name .. ", wait for your turn!")
      else
        queue = cid
        selfSay(SAY_NORMAL, "You are on the queue, " .. name);
      end
    end
  else
    if str == "bye" then
      customer = 0
      selfSay(SAY_NORMAL, "Good bye then...");
    elseif step == 1 then
      if str == "city" then
        step, timing = 2, 0
        selfSay(SAY_NORMAL, "Back to the city?")
      elseif str == "jungle" then
        step, timing = 3, 0
        selfSay(SAY_NORMAL, "Ready to the jungle?")
      end
    elseif step > 1 then
      if str == "no" then
        customer = 0
        selfSay(SAY_NORMAL, "Then not...");
      elseif str == "yes" then
        selfSay(SAY_NORMAL, "Bye bye!")
        if step == 2 then
          playerTeleport(customer, 31, true)
        elseif step == 3 then
          playerTeleport(customer, 33, true)
        end
        customer = 0
      end
    end
  end
end

function onCreatureAppear(cid)
  if (customer ~= 0) and (timing > 60) then
    selfSay(SAY_NORMAL, "Hurry up, someone is comming!")
  end
end

function onCreatureDisappear(cid)
  if queue == cid then
    queue = 0
  end
end

function onCreatureMove(cid)
  if cid == customer then
    checkDir(customer)
  end
end