#!/usr/bin/env python

import sys
import time
import gpiozero

RELAY_PIN_1 = 4		#RELAY 1 / GPIO 4 / PIN 7
RELAY_PIN_2 = 17	#RELAY 2 / GPIO 17 / PIN 11
RELAY_PIN_3 = 27	#RELAY 3 / GPIO 27 / PIN 13
RELAY_PIN_4 = 22	#RELAY 4 / GPIO 22 / PIN 15
RELAY_PIN_5 = 24	#RELAY 5 / GPIO 24 / PIN 18
RELAY_PIN_6 = 25 	#RELAY 6 / GPIO 25 / PIN 22
RELAY_PIN_7 = 8 	#RELAY 7 / GPIO 8 / PIN 24
RELAY_PIN_8 = 7 	#RELAY 8 / GPIO 7 / PIN 26


relay1 = gpiozero.OutputDevice(RELAY_PIN_1, active_high=False, initial_value=False)
relay2 = gpiozero.OutputDevice(RELAY_PIN_2, active_high=False, initial_value=False)
relay3 = gpiozero.OutputDevice(RELAY_PIN_3, active_high=False, initial_value=False)
relay4 = gpiozero.OutputDevice(RELAY_PIN_4, active_high=False, initial_value=False)
relay5 = gpiozero.OutputDevice(RELAY_PIN_5, active_high=False, initial_value=False)
relay6 = gpiozero.OutputDevice(RELAY_PIN_6, active_high=False, initial_value=False)
relay7 = gpiozero.OutputDevice(RELAY_PIN_7, active_high=False, initial_value=False)
relay8 = gpiozero.OutputDevice(RELAY_PIN_8, active_high=False, initial_value=False)


def check_relay1():
        if relay1.value:
                print("relay 1 check - set to on")
        else:
                print("relay 1 check - set to off")


def set_relay1(state):
	if relay1.value==state:
		#do nothing
		return True
	if state==1:
		#turn on relay
		print("setting relay 1 ON")
		relay1.on()
		return True
	if state==0:
		#turn off relay
		print("setting relay 1 OFF")
		relay1.off()
		return True
        else:
		#do nothing
		return False

set_relay1(1)
time.sleep(0.25)

if relay1.value:
	print("relay 1 check - set to on")
else:
	print("relay 1 check - set to off")

print("setting relay 2 ON")
relay2.on()
time.sleep(0.25)

print("setting relay 3 ON")
relay3.on()
time.sleep(0.25)

print("setting relay 4 ON")
relay4.on()
time.sleep(0.25)

print("setting relay 5 ON")
relay5.on()
time.sleep(0.25)

print("setting relay 6 ON")
relay6.on()
time.sleep(0.25)

print("setting relay 7 ON")
relay7.on()
time.sleep(0.25)

print("setting relay 8 ON")
relay8.on()
time.sleep(0.25)



set_relay1(0)
time.sleep(0.25)

check_relay1()

print("setting relay 2 OFF")
relay2.off()
time.sleep(0.25)

print("setting relay 3 OFF")
relay3.off()
time.sleep(0.25)

print("setting relay 4 OFF")
relay4.off()
time.sleep(0.25)

print("setting relay 5 OFF")
relay5.off()
time.sleep(0.25)

print("setting relay 6 OFF")
relay6.off()
time.sleep(0.25)

print("setting relay 7 OFF")
relay7.off()
time.sleep(0.25)

print("setting relay 8 OFF")
relay8.off()
time.sleep(0.25)

print("buh-bye")

sys.exit(0)