client = mqtt.client("Player", "mqtt.leizour.fr", 8883, true)
client:connect("student", "O99Rq8$F12NXzhL5caya")

-- CLK (clock) : D15 
-- DT  (data)  : D2
-- SW  (Bouton): D4
-- dir = direction de tournage de l'encodeur
-- counter = nombre de cran tourner
-- button = bouton poussoir

mot = ""
last_clicked = 0
function action(dir, counter, button)
    cls()
    lettre = string.char((counter % 26)+65)
    if button==1 then
        if os.time() - last_clicked > 1 then
            mot = mot..lettre
            last_clicked = os.time()
        else 
            client:publish("pendu/mot", mot, mqtt.QOS0)
            mot = ""
        end
    end
    console("Choix lettre : "..lettre)
    console("Mot : "..mot)
end

enc = encoder.attach(pio.GPIO15, pio.GPIO2, pio.GPIO4, action)