#import RPi.GPIO as GPIO
import time
import subprocess

Relay = [5, 6, 13, 16, 19, 20, 21, 26]
All_Relays = "5,6,13,16,19,20,21,26"
ON = 1
OFF = 0
# GPIO.HIGH -> relay off
# GPIO.LOW -> relay on

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


def init():
    # alle Relais auf output und ausschalten
    res = subprocess.run(["pinctrl", All_Relays, "op", "dh"])


def on(id):
#    GPIO.output(Relay[id], GPIO.LOW)
    res = subprocess.run(["pinctrl", f"{Relay[id]}", "op", "dl"])

def off(id):
#    GPIO.output(Relay[id], GPIO.HIGH)
    res = subprocess.run(["pinctrl", f"{Relay[id]}", "op", "dh"])

def setOnOff(id, state):
    if state==ON:
        on(id)
    elif state==OFF:
        off(id)
        
def onoffstatus(id):
    res = subprocess.run(["pinctrl", "lev", f"{Relay[id]}"], capture_output=True, text=True)
    if res.returncode == 0:
        out = int(res.stdout)
        if out == 1:
            return OFF
        if out == 0:
            return ON
    raise ValueError