main.py

import chainlit as cl
import base64
import json

@cl.header_auth_callback
    def header_auth_callback(headers: dict) -> Optional[cl.User]:

        print("\n\n\nI am here\n\n\n")
        # try: # TODO: Add try-except block after testing
        # TODO: Implement to get the user information from the headers (not the cookie)
        cookie = headers.get("cookie")  # gets back a str
        # Create a dictionary from the pairs
        cookie_dict = {}
        for pair in cookie.split("; "):
            key, value = pair.split("=", 1)
            # Strip surrounding quotes if present
            cookie_dict[key] = value.strip('"')

        decoded_user_info = base64.b64decode(
            cookie_dict.get("X-User-Info", "")
        ).decode()
        decoded_user_info = json.loads(decoded_user_info)

        return cl.User(
            identifier=decoded_user_info["email"],
            metadata={
                "name": decoded_user_info["name"],
                "avatar": decoded_user_info["profile_image"],
            },
        )

@cl.on_chat_start
async def start():
    await cl.Message(content = "HELLO").send()