"""Gunicorn configuration file for ESPHome Gitea Sync Service"""
import logging
from threading import Thread

# Gunicorn configuration
bind = "0.0.0.0:5000"
workers = 2
timeout = 600
loglevel = "info"

logger = logging.getLogger(__name__)

# Track if file watcher has been started
_watcher_started = False


def on_starting(server):
    """
    Called just before the master process is initialized.
    Perfect for one-time setup like git initialization.
    """
    logger.info("Gunicorn master process starting - initializing git repository")

    # Import here to avoid circular imports
    from app import initialize_git_repo

    try:
        initialize_git_repo()
        logger.info("Git repository initialized successfully")
    except Exception as e:
        logger.error(f"Failed to initialize git repository: {e}")


def post_fork(server, worker):
    """
    Called after a worker has been forked.
    Start the file watcher only in the first worker to avoid duplicates.
    """
    global _watcher_started

    # Only start the file watcher in the first worker (age/number would be 0)
    # Check worker.age which is the worker's sequential number
    if worker.age == 0 and not _watcher_started:
        _watcher_started = True
        logger.info(f"Starting file watcher in worker {worker.pid}")

        # Import here to avoid circular imports
        from app import start_file_watcher

        try:
            # Start file watcher in a daemon thread
            watcher_thread = Thread(target=start_file_watcher, daemon=True)
            watcher_thread.start()
            logger.info("File watcher started successfully")
        except Exception as e:
            logger.error(f"Failed to start file watcher: {e}")
    else:
        logger.info(f"Worker {worker.pid} started (file watcher already running in another worker)")