Send quotes from a Google Doc template when a form comes in

import base64
from email.message import EmailMessage
from google.oauth2.credentials import Credentials
from googleapiclient.discovery import build
from clickruntime import on_event, credentials, ai, log

TEMPLATE_ID = "your-template-doc-id"

@on_event
def handle(event):
    form = event.json or {}
    if not form.get("email"):
        return {"skipped": "no email"}
    creds = Credentials(credentials.connection("google", "work"))
    drive = build("drive", "v3", credentials=creds, cache_discovery=False)
    doc_id = drive.files().copy(fileId=TEMPLATE_ID, body={"name": f"Quote - {form.get('name', '')}"}).execute()["id"]
    try:
        form["intro"] = ai.generate(f"Two-sentence friendly intro for a quote. Request: {str(form.get('details', ''))[:800]}", max_output_tokens=120).text
    except ai.AIError:
        form["intro"] = "Thank you for your request. Please find your quote attached."
    reqs = [{"replaceAllText": {"containsText": {"text": "{{" + k + "}}"}, "replaceText": str(v)}} for k, v in form.items()]
    build("docs", "v1", credentials=creds, cache_discovery=False).documents().batchUpdate(documentId=doc_id, body={"requests": reqs}).execute()
    pdf = drive.files().export(fileId=doc_id, mimeType="application/pdf").execute()
    msg = EmailMessage()
    msg["To"], msg["Subject"] = form["email"], "Your quote"
    msg.set_content(f"Hi {form.get('name', '')},\n\n{form['intro']}\n")
    msg.add_attachment(pdf, maintype="application", subtype="pdf", filename="quote.pdf")
    build("gmail", "v1", credentials=creds, cache_discovery=False).users().messages().send(
        userId="me", body={"raw": base64.urlsafe_b64encode(msg.as_bytes()).decode()}).execute()
    log.info("Quote sent", {"doc": doc_id})
    return {"doc": doc_id}