from llm_server.cluster.cluster_config import cluster_config
from llm_server.custom_redis import redis


def format_sillytavern_err(msg: str, backend_url: str = None, error_type: str = 'info'):
    if backend_url:
        cluster_backend_hash = cluster_config.get_backend(backend_url)['hash']
    else:
        cluster_backend_hash = 'none'
    http_host = redis.get('http_host', dtype=str)
    return f"""```
=== MESSAGE FROM LLM MIDDLEWARE AT {http_host} ===
-> {error_type.upper()} <-
{msg}
```
```
BACKEND: {cluster_backend_hash}
```"""