Publish a scheduled blog post and share it on Facebook

from clickruntime import on_trigger, credentials, http, state, ai, notify

PAGE_ID = "your-page-id"
TOPICS = ["Winter paw care for dogs", "Choosing the right cat litter", "Puppy training: the first week"]
SCHEMA = {"type": "object", "properties": {k: {"type": "string"} for k in ["title", "excerpt", "body_html", "caption"]}, "required": ["title", "excerpt", "body_html", "caption"]}
WP = "https://blog.example.com/wp-json/wp/v2"

def wp(method, path, **kw):
    r = http.request(method, f"{WP}/{path}", auth=(credentials.secret("WP_USER"), credentials.secret("WP_APP_PASSWORD")), **kw)
    r.raise_for_status()
    return r.json()
def post_to_page(message, link):
    r = http.post(f"https://graph.facebook.com/v21.0/{PAGE_ID}/feed", data={"message": message, "link": link, "access_token": credentials.secret("FACEBOOK_PAGE_TOKEN")})
    r.raise_for_status()
    return r.json()["id"]

@on_trigger
def run(event):
    used = state.get("used") or 0
    if used >= len(TOPICS):
        notify.email_me("Blog topic list is empty", "Add more topics to keep the weekly post going.")
        return {"posted": False}
    art = ai.generate(f"Write a 900-word SEO blog post (HTML body, H2 headings) for pet owners on '{TOPICS[used]}', plus a friendly 1-2 sentence Facebook caption.",
                      json_schema=SCHEMA, max_output_tokens=2048).json
    post = wp("POST", "posts", json={"title": art["title"], "excerpt": art["excerpt"], "content": art["body_html"], "status": "publish"})
    post_to_page(art["caption"], post["link"])
    state.set("used", used + 1)
    return {"posted": post["link"]}