from datetime import datetime, timezone
from uuid import uuid4
import os

TOPIC_ORDERS= "orders"
TOPIC_PAYMENTS= "payments"
TOPIC_NOTIFICATIONS= "notifications"

BOOTSTRAP_SERVERS= os.getenv("BOOTSTRAP_SERVERS", "localhost:9092")

def make_event(event_type: str, payload: dict) -> dict:
    return {
        "id": str(uuid4()),
        "type": event_type,
        "timestamp": datetime.now(timezone.utc).isoformat(),
        "payload": payload
    }