import logging, os, httpx
logger = logging.getLogger(__name__)
LITM = os.getenv("LITELLM_HOST", "qihu-aiflow-litellm")
LITP = os.getenv("LITELLM_PORT", "4000")
LITK = os.getenv("LITELLM_MASTER_KEY", "sk-litellm-master-key-aiflow-2026")
BASE = f"http://{LITM}:{LITP}"
_client = None

def _gc():
    global _client
    if _client is None:
        _client = httpx.Client(base_url=BASE, headers={"Authorization": f"Bearer {LITK}", "Content-Type": "application/json"}, timeout=15)
    return _client

def _ss(op, body):
    try:
        r = _gc().post(op, json=body)
        if r.status_code in (200,201):
            logger.info(f"[litellm-sync] {op} OK")
            return True
        logger.warning(f"[litellm-sync] {op} FAIL {r.status_code}")
        return False
    except Exception as e:
        logger.error(f"[litellm-sync] {op} ERR {e}")
        return False

def sync_create_model(model_name, litellm_model, api_base, api_key):
    return _ss("/model/new", {"model_name":model_name, "litellm_params":{"model":litellm_model, "api_base":api_base, "api_key":api_key}})

def sync_update_model(old_name, new_name, litellm_model, api_base, api_key):
    if old_name != new_name:
        _ss("/model/delete", {"id":old_name})
        return sync_create_model(new_name, litellm_model, api_base, api_key)
    return _ss("/model/update", {"model_name":new_name, "litellm_params":{"model":litellm_model, "api_base":api_base, "api_key":api_key}})

def sync_delete_model(model_name):
    return _ss("/model/delete", {"id":model_name})