check_availability.py

# Trying to make an appointment with someone as soon as possible.

import os
from datetime import datetime
from http.cookiejar import CookieJar

import requests
from bs4 import BeautifulSoup

notification_url = os.environ['IFTTT_WEBHOOK']
deadman_snitch_url = os.environ['DEADMAN_SNITCH_URL']


def notify_failure():
    # requests.post(notification_url.format(info='failure'))
    pass


def notify_success(first_slot):
    print("Found available slot. Ping: ", end='')
    print(notification_url.format(info='notification'))
    requests.post(notification_url.format(info='notification'))


def ping():
    """ping deadman snitch"""
    requests.get(deadman_snitch_url)


def is_available(calendar_url: str, cookiejar: CookieJar, csrf_token: str, identity: str, before: int):
    response = requests.post(calendar_url, cookies=cookiejar, json={'_csrf': csrf_token, 'meetingTemplateId': identity})
    # print(response)
    # print(response.content)
    print(response.json())
    available_slots = response.json()['result']
    if len(available_slots) > 0:
        # print('check')
        first_available_slot = available_slots[0]
        # oopsie, the server is running on python 3.5
        # first_availability = int(datetime.fromisoformat(first_available_slot[:-1]).strftime('%s'))
        first_availability = int(datetime.strptime(first_available_slot, "%Y-%m-%dT%H:%M:%S.%fZ").strftime('%s'))
        print("First available timestamp: " + str(first_availability))
        if first_availability < before:
            return True
    return False


def check_availability(start_url: str, calendar_url: str, identity: str):
    response = requests.get(start_url)

    if response.status_code != 200:
        raise Exception('Failed to retrieve start page: %s' % (start_url,))
    body = response.content.decode('utf-8')

    bs = BeautifulSoup(body)
    body = bs.find('body')
    csrf_token = body['data-csrf-token']

    cookiejar = response.cookies

    # print(response.cookies)
    print('Token: %s - %s' % (csrf_token, str(cookiejar),))
    if is_available(calendar_url, cookiejar, csrf_token, identity, 1639138158):  # before next wednesday
        notify_success()
    else:
        print("Not available")


check_availability(os.environ['START_URL'], os.environ['CALENDAR_URL'], os.environ['OWNER_IDENTITY'])
ping()