"""Script that generates a signed path for testing purposes."""

import argparse
import base64
import binascii
import datetime
import hashlib
import hmac


parser = argparse.ArgumentParser()
parser.add_argument('--path', help='The requested path', required=True)
parser.add_argument('--secret', help='The shared secret', required=True)

args = parser.parse_args()

timestamp = int(datetime.datetime.now().timestamp())

if '?' in args.path:
    path = '{0}&timestamp={1}'.format(args.path, timestamp)
else:
    path = '{0}?timestamp={1}'.format(args.path, timestamp)

path = bytes(path.encode('utf-8'))
secret = bytes(args.secret.encode('utf-8'))

token = binascii.hexlify(hmac.new(secret, path, hashlib.sha1).digest())
encoded_token = base64.b64encode(token).decode('utf-8')

signed_path = '{0}&token={1}'.format(path.decode('utf-8'), encoded_token)

print('Your signed path is: ', signed_path)