Get Telegram alerts for replies to your Reddit posts

from clickruntime import on_trigger, credentials, http, state

CHAT_ID = "123456789"
ICONS = {"comment reply": "↩️ Reply", "post reply": "↩️ Reply to your post", "username mention": "📣 Mention"}

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

@on_trigger
def run(event):
    r = http.get("https://oauth.reddit.com/message/unread", params={"limit": 50, "raw_json": 1},
                 headers={"Authorization": f"Bearer {credentials.connection('reddit', 'work')}", "User-Agent": "inbox-to-telegram/1.0"})
    r.raise_for_status()
    seen = set(state.get("seen") or [])
    items = [c["data"] for c in r.json()["data"]["children"]]
    sent = 0
    for d in reversed(items):
        if d["name"] in seen:
            continue
        seen.add(d["name"])
        kind = ICONS.get(d.get("subject"), "✉️ Message") if d.get("was_comment") else "✉️ Message"
        where = f" in r/{d['subreddit']}" if d.get("subreddit") else ""
        link = f"https://reddit.com{d['context']}" if d.get("context") else "https://www.reddit.com/message/unread/"
        tg("sendMessage", chat_id=CHAT_ID, disable_web_page_preview=True,
           text=f"{kind} from u/{d.get('author')}{where}\n\"{d['body'][:500]}\"\n{link}")
        sent += 1
    state.set("seen", list(seen)[-1000:])
    return {"forwarded": sent}