import time
import board
import digitalio
import simpleio

# Define pin connected to piezo buzzer.
BUZZER_PIN = board.GP18

pir = digitalio.DigitalInOut(board.GP0)
pir.direction = digitalio.Direction.INPUT

pb = digitalio.DigitalInOut(board.GP20)
pb.direction = digitalio.Direction.INPUT

ledR = digitalio.DigitalInOut(board.GP21)
ledR.direction = digitalio.Direction.OUTPUT

ledG = digitalio.DigitalInOut(board.GP19)
ledG.direction = digitalio.Direction.OUTPUT

ledB = digitalio.DigitalInOut(board.GP17)
ledB.direction = digitalio.Direction.OUTPUT

def simpletone():
    for i in range (5):
        simpleio.tone(BUZZER_PIN, 261, duration=0.1)
        simpleio.tone(BUZZER_PIN, 392, duration=0.15)

def offtone():
    simpleio.tone(BUZZER_PIN, 0)


while True:
    if pir.value == True:
      ledR.value = False
      ledG.value = True
      ledB.value = True
      while(pb.value == True):
        simpletone()
        print("ALERT!!")
      print("Reset the Alarm")
      time.sleep(5)
    else:
        offtone()
        ledR.value = True
        ledG.value = False
        ledB.value = True
        print("SAFE")
        
    time.sleep(1)