Create a Drive folder and book a kickoff call for each new client

from datetime import datetime, timedelta, timezone
from google.oauth2.credentials import Credentials
from googleapiclient.discovery import build
from clickruntime import on_event, credentials

TEMPLATE_FOLDER, CLIENTS_FOLDER = "your-template-folder-id", "your-clients-folder-id"

@on_event
def handle(event):
    c = event.json or {}
    creds = Credentials(credentials.connection("google", "work"))
    drive = build("drive", "v3", credentials=creds, cache_discovery=False)
    folder = drive.files().create(body={"name": c["company"], "mimeType": "application/vnd.google-apps.folder",
                                        "parents": [CLIENTS_FOLDER]}, fields="id,webViewLink").execute()
    for f in drive.files().list(q=f"'{TEMPLATE_FOLDER}' in parents and trashed=false", fields="files(id,name)").execute()["files"]:
        drive.files().copy(fileId=f["id"], body={"name": f["name"], "parents": [folder["id"]]}).execute()
    cal = build("calendar", "v3", credentials=creds, cache_discovery=False)
    today = datetime.now(timezone.utc).replace(hour=0, minute=0, second=0, microsecond=0)
    monday = today + timedelta(days=7 - today.weekday())
    busy = cal.freebusy().query(body={"timeMin": monday.isoformat(), "timeMax": (monday + timedelta(days=5)).isoformat(),
                                      "items": [{"id": "primary"}]}).execute()["calendars"]["primary"]["busy"]
    start = next(s for s in (monday + timedelta(days=d, hours=h) for d in range(5) for h in range(9, 17))
                 if not any(b["start"] < (s + timedelta(hours=1)).isoformat() and b["end"] > s.isoformat() for b in busy))
    cal.events().insert(calendarId="primary", sendUpdates="all", body={"summary": f"Kickoff: {c['company']}",
        "description": folder["webViewLink"], "attendees": [{"email": c["email"]}],
        "start": {"dateTime": start.isoformat()}, "end": {"dateTime": (start + timedelta(hours=1)).isoformat()}}).execute()
    return {"folder": folder["id"], "kickoff": start.isoformat()}