import asyncio
from app.backend.infra.rabbitmq.async_subscriber import AsyncMQSubscriber
from app.backend.services.deployment_status_update_service import DeploymentStatusUpdateService


def register(app):
    # Initialize the message subscriber and status update service
    app.deployment_heartbeat_subscriber = AsyncMQSubscriber("devops_reconcile_heartbeat")
    app.deployment_status_service = DeploymentStatusUpdateService()
    
    @app.on_event("startup")
    async def start_message_consumers():
        print("Starting message consumers")
        # Register the heartbeat processor
        await app.deployment_heartbeat_subscriber.register_consumer(
            registry_key="deployment_heartbeat_processor",
            callback_method=app.deployment_status_service.process_heartbeat_message,
            args={}
        )
        print("Registered deployment heartbeat processor")
        
        # Start the subscriber in the background
        loop = asyncio.get_running_loop()
        loop.create_task(
            app.deployment_heartbeat_subscriber.subscribe(max_retries=5, event_loop=loop)
        )
        print("Started deployment heartbeat subscriber")

    @app.on_event("shutdown")
    async def stop_message_consumers():
        # Clear consumers and close connection
        print("Stopping message consumers")
        await app.deployment_heartbeat_subscriber.clear_all_consumers()
        print("Cleared all consumers")
        await app.deployment_heartbeat_subscriber.close()
        print("Closed deployment heartbeat subscriber")