Build a daily playlist from your favourite channels

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

def api(name, version):
    return build(name, version, credentials=Credentials(credentials.connection("google", "work")), cache_discovery=False)

CHAT_ID = "123456789"

def tg(method, **params):
    r = http.post(f"https://api.telegram.org/bot{credentials.secret('TELEGRAM_BOT_TOKEN')}/{method}", json=params)
    return r.raise_for_status() or r.json()["result"]

UPLOADS = ["UUxxxxxxxxxxxxxxxxxxxxxx", "UUyyyyyyyyyyyyyyyyyyyyyy"]

@on_trigger
def run(event):
    yt = api("youtube", "v3")
    since = (datetime.now(timezone.utc) - timedelta(days=1)).isoformat()
    videos = []
    for playlist in UPLOADS:
        items = yt.playlistItems().list(part="contentDetails", playlistId=playlist, maxResults=10).execute()["items"]
        videos += [i["contentDetails"]["videoId"] for i in items if i["contentDetails"]["videoPublishedAt"] >= since]
    if not videos:
        return {"videos": 0}
    title = f"Today {datetime.now(timezone.utc):%d %b}"
    pl = yt.playlists().insert(part="snippet,status", body={"snippet": {"title": title}, "status": {"privacyStatus": "unlisted"}}).execute()
    for vid in videos:
        yt.playlistItems().insert(part="snippet", body={"snippet": {"playlistId": pl["id"], "resourceId": {"kind": "youtube#video", "videoId": vid}}}).execute()
    tg("sendMessage", chat_id=CHAT_ID, text=f"▶️ {title}: {len(videos)} new videos\nhttps://www.youtube.com/playlist?list={pl['id']}")
    return {"videos": len(videos), "playlist": pl["id"]}