"""Conversation router for detect-intent endpoints."""

import logging
from typing import Annotated

from fastapi import APIRouter, Depends, HTTPException

from capa_de_integracion.dependencies import get_conversation_manager
from capa_de_integracion.models import ConversationRequest, DetectIntentResponse
from capa_de_integracion.services import ConversationManagerService

logger = logging.getLogger(__name__)

router = APIRouter(prefix="/api/v1/dialogflow", tags=["conversation"])


@router.post("/detect-intent")
async def detect_intent(
    request: ConversationRequest,
    conversation_manager: Annotated[
        ConversationManagerService,
        Depends(
            get_conversation_manager,
        ),
    ],
) -> DetectIntentResponse:
    """Detect user intent and manage conversation.

    Args:
        request: External conversation request from client
        conversation_manager: Conversation manager service instance

    Returns:
        Dialogflow detect intent response

    """
    try:
        logger.info("Received detect-intent request")
        response = await conversation_manager.manage_conversation(request)
        logger.info("Successfully processed detect-intent request")
    except ValueError as e:
        logger.exception("Validation error")
        raise HTTPException(status_code=400, detail=str(e)) from e

    except Exception as e:
        logger.exception("Error processing detect-intent")
        raise HTTPException(status_code=500, detail="Internal server error") from e
    else:
        return response