Automatic registration of Calendly guests in StationF's hal

app.py

import os

import dateparser
import datetime
import pytz
import requests
from flask import Flask, request

app = Flask(__name__)

CALENDLY_EVENT_SLUGS = os.getenv("CALENDLY_EVENT_SLUGS")
STATIONF_LOGIN = os.getenv("STATIONF_LOGIN")
STATIONF_PASSWORD = os.getenv("STATIONF_PASSWORD")
HOOK_PWD = os.getenv("HOOK_PWD")

print("-> Calendars : {0}".format(CALENDLY_EVENT_SLUGS.split(',')))

@app.route("/hook/<pwd>", methods=['POST'])
def hook(pwd):
    if pwd != HOOK_PWD: return "KO"

    content = request.get_json()
    print(content)

    if content["event"] != "invitee.created": return "SKIP"
    if content["payload"]["event_type"]["slug"] not in CALENDLY_EVENT_SLUGS.split(','): return "SKIP"

    # Convert the date to the right format
    event_date = dateparser.parse(content["payload"]["event"]["start_time"])
    event_date_utc = event_date.astimezone(pytz.utc)

    event_date_utc = event_date_utc - datetime.timedelta(days=1) + datetime.timedelta(hours=1)

    event_date_str = event_date_utc.isoformat().replace('+00:00','.000Z')

    stationf_data = {
        "date": event_date_str.split('T')[0]+'T22:00:00.000Z',
        "duration": "60",
        "email": content["payload"]["invitee"]["email"],
        "firstName": content["payload"]["invitee"]["first_name"],
        "lastName": content["payload"]["invitee"]["last_name"],
        "time": "1970-01-01T"+event_date_str.split('T')[1],
        "type": "share"
    }

    print(stationf_data)

    print("-> Login StationF ...")
    s = requests.Session()
    x = s.post("https://hal.stationf.co/login",
               json={"login": STATIONF_LOGIN, "password": STATIONF_PASSWORD})
    print(x.text)

    print("-> Push event ...")
    x = s.post("https://hal.stationf.co/api/guests", json=stationf_data)
    print(x.text)

    return "OK"

if __name__ == "__main__":
    port = int(os.environ.get("PORT", 5000))
    app.run(host='0.0.0.0', port=port)