import board
import digitalio
import time


# CONTADOR BINARIO

led_pins = [
    board.GP0, board.GP1, board.GP2, board.GP3,
    board.GP4, board.GP5, board.GP6, board.GP7
]

leds = [digitalio.DigitalInOut(pin) for pin in led_pins]

for led in leds:
    led.direction = digitalio.Direction.OUTPUT


def update_leds(counter):
    for i in range(8):
        leds[i].value = (counter >> i) & 0b01


def contador_binario():
    for counter in range(256):
        update_leds(counter)
        print(counter)
        time.sleep(0.0390625)

    apagar_todo()


# SEMAFORO DOBLE

led_patterns = [
    [1, 0, 0, 0, 0, 1],
    [0, 0, 0, 0, 0, 1],
    [1, 0, 0, 0, 0, 1],
    [0, 0, 0, 0, 0, 1],
    [0, 1, 0, 0, 0, 1],
    [0, 0, 1, 1, 0, 0],
    [0, 0, 1, 0, 0, 0],
    [0, 0, 1, 1, 0, 0],
    [0, 0, 1, 0, 0, 0],
    [0, 0, 1, 0, 1, 0]
]


def display_pattern(sequence):
    for i in range(6):
        leds[i].value = led_patterns[sequence][i]

    time.sleep(1.5)


def semaforo_doble():
    for sequence in range(10):
        display_pattern(sequence)

    apagar_todo()


# DISPLAY DE 7 SEGMENTOS

segments = [
    board.GP8, board.GP9, board.GP10, board.GP11,
    board.GP12, board.GP13, board.GP14
]

segment_pins = [
    digitalio.DigitalInOut(pin) for pin in segments
]

for segment_pin in segment_pins:
    segment_pin.direction = digitalio.Direction.OUTPUT


digit_patterns = [
    [1, 1, 1, 1, 1, 1, 0],
    [0, 1, 1, 0, 0, 0, 0],
    [1, 1, 0, 1, 1, 0, 1],
    [1, 1, 1, 1, 0, 0, 1],
    [0, 1, 1, 0, 0, 1, 1],
    [1, 0, 1, 1, 0, 1, 1],
    [1, 0, 1, 1, 1, 1, 1],
    [1, 1, 1, 0, 0, 0, 0],
    [1, 1, 1, 1, 1, 1, 1],
    [1, 1, 1, 0, 0, 1, 1]
]


def display_digit(digit):
    for i in range(7):
        segment_pins[i].value = digit_patterns[digit][i]

    time.sleep(0.5)


def display_7_segmentos():
    for digit in range(10):
        display_digit(digit)

    apagar_todo()


# APAGAR TODO

def apagar_todo():
    for led in leds:
        led.value = False

    for segment in segment_pins:
        segment.value = False


# MENU PRINCIPAL

while True:

    apagar_todo()

    print()
    print("PRACTICA 3")
    print("1. Contador binario")
    print("2. Semaforo doble")
    print("3. Display de 7 segmentos")
    print("4. Salir")

    valor = int(input("Opcion a elegir: "))

    if valor == 1:
        contador_binario()

    elif valor == 2:
        semaforo_doble()

    elif valor == 3:
        display_7_segmentos()

    elif valor == 4:
        print("Saliendo del programa...")
        break

    else:
        print("Opción no válida. Intenta de nuevo.")