"""PromptLooper Celery worker configuration."""

from celery import Celery

from config import settings

# Determine broker and backend URLs
broker_url = settings.redis_url or "memory://"
result_backend = settings.redis_url or "cache+memory://"

celery_app = Celery(
    "promptlooper",
    broker=broker_url,
    backend=result_backend,
)

celery_app.conf.update(
    task_serializer="json",
    accept_content=["json"],
    result_serializer="json",
    timezone="UTC",
    enable_utc=True,
    worker_concurrency=settings.max_concurrent_runs,
    task_track_started=True,
    task_acks_late=True,
    worker_prefetch_multiplier=1,
)

# Auto-discover tasks in engine package
celery_app.autodiscover_tasks(["engine"], force=True)