services/file_service.py

import os
import chainlit as cl
import uuid
from datetime import datetime
# Ensure public/jsons directory exists
os.makedirs("public/jsons", exist_ok=True)

def save_response(content: str) -> tuple[str, str]:
    """
    Save response content to a file and return filename and filepath
    """
    timestamp = datetime.now().strftime("%Y%m%d_%H%M%S")
    file_uuid = str(uuid.uuid4())
    filename = f"layer_{file_uuid}_{timestamp}.json"
    filepath = os.path.join("public/jsons", filename)
    
    with open(filepath, "w", encoding="utf-8") as f:
        f.write(content)
    
    return filename, filepath

def create_file_element(filename: str, filepath: str) -> cl.File:
    """
    Create a Chainlit File element for the saved response
    """
    return cl.File(
        name=filename,
        path=filepath,
        display="inline",
    )