from machine import Timer, Pin
import time

#reescribir todo el codigo

leds = (0, 1, 2, 3, 4, 5, 6)
lista_Pin = list()

for i in range(7):
    lista_Pin.append(Pin(leds[i], Pin.OUT))

b1 = Pin(16, Pin.IN, Pin.PULL_UP)
b2 = Pin(17, Pin.IN, Pin.PULL_UP)
b3 = Pin(18, Pin.IN, Pin.PULL_UP)
b4 = Pin(19, Pin.IN, Pin.PULL_UP)

D4 = Pin(14, Pin.OUT)
D3 = Pin(15, Pin.OUT)
D2 = Pin(13, Pin.OUT)
D1 = Pin(12, Pin.OUT)

led = Pin(28,Pin.OUT)

digitos = {
    #   a  b  c  d  e  f  g
    0: [1, 1, 1, 1, 1, 1, 0],
    1: [0, 1, 1, 0, 0, 0, 0],
    2: [1, 1, 0, 1, 1, 0, 1],
    3: [1, 1, 1, 1, 0, 0, 1],
    4: [0, 1, 1, 0, 0, 1, 1],
    5: [1, 0, 1, 1, 0, 1, 1],
    6: [1, 0, 1, 1, 1, 1, 1],
    7: [1, 1, 1, 0, 0, 0, 0],
    8: [1, 1, 1, 1, 1, 1, 1],
    9: [1, 1, 1, 0, 0, 1, 1]
}

def  salida(valor):
    for pin, estado in zip(lista_Pin, digitos[valor]):
        pin.value(estado)

seg = 0
mint = 0

init1 = time.ticks_ms()
init2 = time.ticks_ms()
init3 = time.ticks_ms()
tim1 = Timer()
bandera = True;

def fun_inicio(tim1):
    global seg, mint, bandera
    if seg <= 0:
        mint -= 1
        seg = 59
    else:
        seg -= 1
    if mint == 0 and seg == 0: 
        bandera = True
        led.off()
        tim1.deinit()

def fun_b1(b1):
    global seg, mint, init1, bandera
    fin = time.ticks_ms()
    if time.ticks_diff(fin,init1) < 250:
        init1 = fin
        return
    if bandera:
        seg += 10
        if seg > 59:
            mint += 1
            seg = 0

        if mint == 10 and seg > 0:
            mint = 10
            seg = 0

    init1 = fin

def fun_b2(b2):
    global seg, mint, init2, bandera
    fin = time.ticks_ms()
    if time.ticks_diff(fin,init2) < 250:
        init2 = fin
        return
    if bandera:
        seg += 1
        if seg > 59:
            mint += 1
            seg = seg - 60

        if mint == 10 and seg > 0:
            mint = 10
            seg = 0

    init2 = fin

def fun_b3(b3):#Inicio 
    global seg, mint, init3, bandera
    fin = time.ticks_ms()
    if time.ticks_diff(fin,init3) < 250:
        init3 = fin
        return
    bandera = False
    if mint == 0 and seg == 0: 
        bandera = True
        led.off()
    tim1.init(mode=Timer.PERIODIC, period=1000, callback=fun_inicio)

def fun_b4(b4):#Pausa
    global bandera
    led.off()
    bandera = True
    tim1.deinit()

b1.irq(trigger=Pin.IRQ_FALLING, handler=fun_b1)
b2.irq(trigger=Pin.IRQ_FALLING, handler=fun_b2)
b3.irq(trigger=Pin.IRQ_FALLING, handler=fun_b3)
b4.irq(trigger=Pin.IRQ_FALLING, handler=fun_b4)

D1.value(1)
D2.value(1)
D3.value(1)
D4.value(1)

while True:
    if bandera == False:
        led.on()
    salida(seg%10)
    D1.value(0)
    time.sleep_ms(5)
    D1.value(1)
    salida(seg//10)
    D2.value(0)
    time.sleep_ms(5)
    D2.value(1)
    salida(mint%10)
    D3.value(0)
    time.sleep_ms(5)
    D3.value(1)
    salida(mint//10)
    D4.value(0)
    time.sleep_ms(5)
    D4.value(1)