RelayFRB.py

import RPi.GPIO as GPIO
import time
import pyrebase
from time import sleep

GPIO.setmode(GPIO.BCM)
GPIO.setup(21, GPIO.OUT)






config = {
  "apiKey": "AIzaSyAD_n2A5-R0yguKbVG87PvCmVvwGejg5m0",
  "authDomain": "smart-door-3ab68",
  "databaseURL": "https://smart-door-3ab68.firebaseio.com",
  "storageBucket": "smart-door-3ab68.appspot.com"
}
firebase = pyrebase.initialize_app(config)  


global count
global mininterval
global starttime
global flow

global runtime

global db


starttime = 0
SleepTimeL = 10

       
def stream_handler(post):
    print(post["data"])
    global db
    global status

    dat = db.child("Users").child("Door").child("fypjun2020").child("solenoid").get()
    print (dat.val())
    status = dat.val()
    if(status == "LOCK"):
        print ("Door Lock")
        GPIO.output(21, GPIO.HIGH)
        
    elif(status == "UNLOCK"):
        print ("Door Un-Lock!!!")
        GPIO.output(21, GPIO.LOW)
        sleep(10)
        
    else:
        print ("Error")
     
def main():
    global db
    db = firebase.database()
    test = db.child("Users").child("Door").child("fypjun2020").child("solenoid").stream(stream_handler)       

main()