Email yourself a weekly report on your Reddit posts

import base64, time
from email.message import EmailMessage
from google.oauth2.credentials import Credentials
from googleapiclient.discovery import build
from clickruntime import on_trigger, credentials, http, state

ME = "me@example.com"
DAYS = 30

def reddit(path, **params):
    headers = {"Authorization": "Bearer " + credentials.connection("reddit", "main"), "User-Agent": "clickruntime/1.0"}
    return http.get(f"https://oauth.reddit.com{path}", headers=headers, params=params).json()

def send_email(subject, text):
    msg = EmailMessage()
    msg["To"], msg["Subject"] = ME, subject
    msg.set_content(text)
    gmail = build("gmail", "v1", credentials=Credentials(credentials.connection("google", "work")), cache_discovery=False)
    gmail.users().messages().send(userId="me", body={"raw": base64.urlsafe_b64encode(msg.as_bytes()).decode()}).execute()

@on_trigger
def run(event):
    me = reddit("/api/v1/me")["name"]
    cutoff = time.time() - DAYS * 86400
    posts = [c["data"] for c in reddit(f"/user/{me}/submitted", sort="new", limit=100)["data"]["children"]
             if c["data"]["created_utc"] >= cutoff]
    last = state.get("last") or {}
    posts.sort(key=lambda p: p["score"], reverse=True)
    lines, now = [], {}
    for i, p in enumerate(posts, 1):
        before = last.get(p["id"])
        delta = lambda k: f"({p[k] - before[k]:+d})" if before else "(new)"
        lines.append(f"{i}. {p['title'][:90]} (r/{p['subreddit']}): {p['score']} pts {delta('score')}, "
                     f"{round(p['upvote_ratio'] * 100)}% upvoted, {p['num_comments']} comments {delta('num_comments')}\n"
                     f"   https://reddit.com{p['permalink']}")
        now[p["id"]] = {"score": p["score"], "num_comments": p["num_comments"]}
    state.set("last", now)
    head = (f"{len(posts)} posts in the last {DAYS} days, {sum(p['score'] for p in posts):,} points and "
            f"{sum(p['num_comments'] for p in posts):,} comments in total.\n\n")
    send_email(f"Your Reddit posts: {len(posts)} in the last {DAYS} days", head + ("\n".join(lines) or "No posts."))
    return {"posts": len(posts)}