def user_authentication()

in competitions/utils.py [0:0]

• 28 lines of code
• 9 McCabe index (conditional complexity)

def user_authentication(request: Request):
    auth_header = request.headers.get("Authorization")
    bearer_token = None

    if auth_header and auth_header.startswith("Bearer "):
        bearer_token = auth_header.split(" ")[1]

    if bearer_token:
        try:
            _ = token_information(token=bearer_token)
            return bearer_token
        except Exception as e:
            logger.error(f"Failed to verify token: {e}")
            return None

    if USER_TOKEN is not None:
        try:
            _ = token_information(token=USER_TOKEN)
            return USER_TOKEN
        except Exception as e:
            logger.error(f"Failed to verify token: {e}")
            return None

    if "oauth_info" in request.session:
        try:
            _ = token_information(token=request.session["oauth_info"]["access_token"])
            return request.session["oauth_info"]["access_token"]
        except Exception as e:
            request.session.pop("oauth_info", None)
            logger.error(f"Failed to verify token: {e}")
            return None

    return None