Get critical alerts by email and WhatsApp

from google.oauth2.credentials import Credentials
from googleapiclient.discovery import build
import base64, json, time
from clickruntime import on_event, credentials, http, state

ME_EMAIL = "me@example.com"
MY_PHONE = "447700900123"
WA = "https://graph.facebook.com/v20.0/your-phone-number-id/messages"

def wa_template(to, name, params):
    body = {"messaging_product": "whatsapp", "to": to, "type": "template", "template": {"name": name, "language": {"code": "en"},
            "components": [{"type": "body", "parameters": [{"type": "text", "text": str(p)} for p in params]}]}}
    return http.post(WA, headers={"Authorization": f"Bearer {credentials.secret('WHATSAPP_TOKEN')}"}, json=body).json()
gmail = lambda: build("gmail", "v1", credentials=Credentials(credentials.connection("google", "work")), cache_discovery=False).users()

def send_email(to, subject, text):
    raw = base64.urlsafe_b64encode(f"To: {to}\r\nSubject: {subject}\r\n\r\n{text}".encode()).decode()
    gmail().messages().send(userId="me", body={"raw": raw}).execute()

@on_event
def handle(event):
    alert = event.json or {}
    title = str(alert.get("title") or alert.get("message") or "Alert")[:120]
    key = f"last:{title}"
    if time.time() - (state.get(key) or 0) < 3600:
        return {"skipped": "repeat"}
    send_email(ME_EMAIL, f"[ALERT] {title}", json.dumps(alert, indent=2)[:20000])
    wa_template(MY_PHONE, "critical_alert", [title])
    state.set(key, time.time())
    return {"alerted": title}