# Importing libraries
import time
import hashlib
import webbrowser
from urllib.request import urlopen, Request

# setting the URL you want to monitor
url = Request('https://www.mobox.io/community/article/list/announcement',
			headers={'User-Agent': 'Mozilla/5.0'})

# to perform a GET request and load the
# content of the website and store it in a var
response = urlopen(url).read()

# to create the initial hash
currentHash = hashlib.sha224(response).hexdigest()
print("running")
time.sleep(10)
while True:
	try:
		# perform the get request and store it in a var
		response = urlopen(url).read()
		print("no change")
		# create a hash
		currentHash = hashlib.sha224(response).hexdigest()
		
		# wait for 30 seconds
		time.sleep(30)
		
		# perform the get request
		response = urlopen(url).read()
		
		# create a new hash
		newHash = hashlib.sha224(response).hexdigest()

		# check if new hash is same as the previous hash
		if newHash == currentHash:
			continue

		# if something changed in the hashes
		else:
			# notify
			print("something changed")
			webbrowser.open("https://www.youtube.com/watch?v=5LCvj6Z_LrA")

			# again read the website
			response = urlopen(url).read()

			# create a hash
			currentHash = hashlib.sha224(response).hexdigest()

			# wait for 30 seconds
			time.sleep(30)
			continue
			
	# To handle exceptions
	except Exception as e:
		print("error")