import RPi.GPIO as GPIO
import subprocess
import time
import datetime
import os

GPIO.setmode(GPIO.BCM)  # use GPIO numbering
GPIO.setwarnings(False)

INT = 6  # GPIO button interrupt to shutdown procedure
# use a weak pull_up to create a high
GPIO.setup(INT, GPIO.IN)
GPIO.setup(19, GPIO.OUT)
GPIO.setup(13, GPIO.OUT)

def EcrisLog(montxt):
    if "#" in montxt:
        temps = montxt
    else:
        temps = str(datetime.datetime.today())
        temps += montxt
        fichier = open("/home/pi/ArretRaspi/arretraspi.log", "a")
        fichier.write(temps)
        fichier.close()

def main():
    while True:
        EcrisLog("####### Reboot ###########\n")
        EcrisLog("\tDemarrre prg Arretraspi.py\n")
        GPIO.waitforedge(INT, GPIO.RISING)
        if GPIO.input(INT) == 1:
            EcrisLog("\tArret OpenCPN\n")
            os.system("pkill opencpn")
            time.sleep(5)
            EcrisLog("\tMise a L'etat haut\n")
            GPIO.output(19, GPIO.HIGH)
            GPIO.output(13, GPIO.HIGH)
            time.sleep(10)
            EcrisLog("\tMise a l'etat bas\n")
            GPIO.output(19, GPIO.LOW)
            GPIO.output(13, GPIO.LOW)

if __name__ == '__main__':
    main()