import rp2
from machine import Pin
from rp2 import PIO
from time import sleep as wait



motionsensor = machine.Pin(16, machine.Pin.IN, machine.Pin.PULL_DOWN) #defining pins
elecricution = machine.Pin(17, machine.Pin.OUT, machine.Pin.PULL_DOWN)
insulinlevel = machine.ADC(26)
nexttime = machine.Pin(22, machine.Pin.IN, machine.Pin.PULL_UP)
prevtime = machine.Pin(28, machine.Pin.IN, machine.Pin.PULL_UP)

time_minutes = 23
time_hours = 10.3833333

display_value = str(int(time_hours)) + str(int(time_minutes))

digits = [
    [0, 0, 0, 0, 0, 0, 1, 1], # 0
    [1, 0, 0, 1, 1, 1, 1, 1], # 1
    [0, 0, 1, 0, 0, 1, 0, 1], # 2 
    [0, 0, 0, 0, 1, 1, 0, 1], # 3
    [1, 0, 0, 1, 1, 0, 0, 1], # 4
    [0, 1, 0, 0, 1, 0, 0, 1], # 5
    [0, 1, 0, 0, 0, 0, 0, 1], # 6
    [0, 0, 0, 1, 1, 1, 1, 1], # 7
    [0, 0, 0, 0, 0, 0, 0, 1], # 8
    [0, 0, 0, 0, 1, 0, 0, 1], # 9
]


@rp2.asm_pio(out_init=[PIO.OUT_LOW])
def echo():                         # setting up the buzzer
    wrap_target()
    mov(pins, isr)     
    mov(isr, invert(isr))
    pull(noblock)      
    mov(x, osr)
    mov(y, x)
    label("loop")
    jmp(y_dec, "loop")  
    wrap()

def scan_display(timer_int):    #7 segment display
    global time_minutes
    global time_hours
    t2 = int(time_minutes)
    t3 = int(time_hours)
    if len(str(t2)) < 2:
        for i in range(2 - len(str(t2))):
            t2 = "0" + str(t2)

    if len(str(t3)) < 2:
        for i in range(2 - len(str(t3))):
            t3 = "0" + str(t3)

    display_value = str(t3) + str(t2)
    for i in range(4):
        dp = False
        if i == 0:
            dp = True
        display_digit(display_value[i], i, dp)
        machine.Pin(11-i, machine.Pin.OUT, machine.Pin.PULL_UP).toggle()
        wait(timer_int)
        machine.Pin(11-i, machine.Pin.OUT, machine.Pin.PULL_UP).toggle()
    pass

def display_digit(digit_value, digit_index, dp_enable=False): #7 segment digit display
    global digits
    for i in range(7):
        machine.Pin(i, machine.Pin.OUT, machine.Pin.PULL_UP).value(digits[int(digit_value)][i])
    pass    

machine.Pin(12, machine.Pin.OUT, machine.Pin.PULL_DOWN).value(0)

def playnoise(freq):
  if freq:
    buzzer.put(1_000_000//freq)
  else:
    buzzer.put(0)
    
def skiptime(pin):
    global time_minutes
    global time_hours

    time_minutes += 10
    time_hours += 0.166666666667
def reverttime(pin):
    global time_minutes
    global time_hours

    time_minutes -= 10
    time_hours -= 0.166666666667


def eat(pin):
    global time_hours
    if time_hours >= 21 or time_hours <= 7:
        elecricution.value(1)
        wait(1)
        elecricution.value(0)



motionsensor.irq(trigger=machine.Pin.IRQ_RISING, handler=eat)
nexttime.irq(trigger=machine.Pin.IRQ_RISING, handler=skiptime)
prevtime.irq(trigger=machine.Pin.IRQ_RISING, handler=reverttime)

buzzer = rp2.StateMachine(0, echo, freq=100000, out_base=Pin(27))

while True:
    buzzer.active(0)

    if insulinlevel.read_u16() < 15707:
        buzzer.active(1)
    else:
        buzzer.active(0)
    time_minutes = (time_minutes + 0.01) % 60
    time_hours = (time_hours + 0.01/60) % 24
    display_value = str(int(time_hours)) + str(int(time_minutes))
    scan_display(0.01)
    wait(0.01)