calc = 0
rednet.open("left")
while true do

  id,mess = rednet.receive()
    print("message")
  if (id ==43) and (mess == "demande")then

    rep = turtle.suck()

    while (rep == false) do
        rep = turtle.suck()
        sleep(1)
        print("essais")
    end

    -- rep = true

    rep2 = turtle.getItemDetail(1)

        while ( rep2 ~= "minecraft:iron_ingot") do
            rep = turtle.suck()
            while (rep == false) do
              rep = turtle.suck()
              sleep(1)
              print("essais")
            end
            rep2 = turtle.getItemDetail(1)
        end

    obj = turtle.getItemDetail(1)
    while (rep == true) do
        print(obj.name)
        cpt = turtle.getItemCount(1)
        print(cpt)
        if(obj.name == "minecraft:iron_ingot" ) then
           calc = calc + (cpt * 1)
           print(calc.."credit")
           turtle.dropDown()
        end
        rep = turtle.suck()
    end
    print("il y a au final "..calc)
  end



  sleep(1)
end