import logging

from fastapi import APIRouter, Request

from control_backend.schemas.events import ButtonPressedEvent

logger = logging.getLogger(__name__)
router = APIRouter()


@router.post("/button_pressed", status_code=202)
async def receive_button_event(event: ButtonPressedEvent, request: Request):
    """
    Endpoint to handle external button press events.

    Validates the event payload and publishes it to the internal 'button_pressed' topic.
    Subscribers (in this case user_interrupt_agent) will pick this up to trigger
    specific behaviors or state changes.

    :param event: The parsed ButtonPressedEvent object.
    :param request: The FastAPI request object.
    """
    logger.debug("Received button event: %s | %s", event.type, event.context)

    topic = b"button_pressed"
    body = event.model_dump_json().encode()

    pub_socket = request.app.state.endpoints_pub_socket
    await pub_socket.send_multipart([topic, body])

    return {"status": "Event received"}