import logging
from fastapi import APIRouter
from fastapi.responses import StreamingResponse
from api.stored_data import stored_data
from src.genai.brainstroming_agent.utils.utils import FinalStoryGenenrator

router= APIRouter()
app_logger = logging.getLogger("app_logger")
error_logger = logging.getLogger("error_logger")

@router.get("/generate-final-story")
def generate_final_story_endpoint():
    try:
        def event_stream():
            for chunk in FinalStoryGenenrator().generate_final_story(stored_data.get('brainstorming_response') or stored_data.get('business_details')):
                yield chunk
        app_logger.info('Executed final story generation.')
        return StreamingResponse(event_stream(), media_type="text/event-stream")
    
    except Exception as e:
        error_logger.error(f'Unable to generate final story: {e}')
        raise