| from datetime import datetime | 
| import httpx | 
|   | 
| from app.config.config import settings | 
| from app.utils.rsa_crypto import BishengCrypto | 
|   | 
|   | 
| class BishengService: | 
|     def __init__(self, base_url: str): | 
|         self.base_url = base_url | 
|   | 
|     def _check_response(self, response: httpx.Response): | 
|         if response.status_code not in [200, 201]: | 
|             raise Exception(f"Failed to fetch data from Bisheng API: {response.text}") | 
|         response_data = response.json() | 
|         status_code = response_data.get("status_code", 0) | 
|         if status_code != 200: | 
|             raise Exception(f"Failed to fetch data from Bisheng API: {response.text}") | 
|         # 检查返回的数据类型 | 
|         if isinstance(response_data.get("data"), dict): | 
|             return response_data.get("data", {}) | 
|         elif isinstance(response_data.get("data"), list): | 
|             return response_data.get("data", []) | 
|         else: | 
|             return {} | 
|   | 
|     async def register(self, username: str, password: str): | 
|         public_key = await self.get_public_key_api() | 
|         password = BishengCrypto(public_key, settings.PRIVATE_KEY).encrypt(password) | 
|         async with httpx.AsyncClient() as client: | 
|             response = await client.post( | 
|                 f"{self.base_url}/api/v1/user/regist", | 
|                 json={"user_name": username, "password": password}, | 
|                 headers={'Content-Type': 'application/json'} | 
|             ) | 
|             return self._check_response(response) | 
|   | 
|     async def login(self, username: str, password: str) -> str: | 
|         public_key = await self.get_public_key_api() | 
|         password = BishengCrypto(public_key, settings.PRIVATE_KEY).encrypt(password) | 
|         async with httpx.AsyncClient() as client: | 
|             response = await client.post( | 
|                 f"{self.base_url}/api/v1/user/login", | 
|                 json={"user_name": username, "password": password}, | 
|                 headers={'Content-Type': 'application/json'} | 
|             ) | 
|             data = self._check_response(response) | 
|             return data.get('access_token') | 
|   | 
|     async def get_public_key_api(self) -> dict: | 
|         async with httpx.AsyncClient() as client: | 
|             response = await client.get( | 
|                 f"{self.base_url}/api/v1/user/public_key", | 
|                 headers={'Content-Type': 'application/json'} | 
|             ) | 
|             data = self._check_response(response) | 
|             return data.get('public_key') | 
|   | 
|     async def get_chat_sessions(self, token: str) -> list: | 
|         url = f"{self.base_url}/api/v1/chat/list?page=1&limit=40" | 
|         headers = {'cookie': f"access_token_cookie={token};"} | 
|         async with httpx.AsyncClient() as client: | 
|             response = await client.get(url, headers=headers) | 
|             data = self._check_response(response) | 
|   | 
|             result = [ | 
|                 { | 
|                     "id": item["chat_id"], | 
|                     "name": item["latest_message"]["message"], | 
|                     "updated_time": int(datetime.strptime(item["update_time"], "%Y-%m-%dT%H:%M:%S").timestamp() * 1000) | 
|                 } | 
|                 for item in data | 
|             ] | 
|             return result | 
|   | 
|     async def variable_list(self, token: str, agent_id: str) -> list: | 
|         url = f"{self.base_url}/api/v1/variable/list?flow_id={agent_id}" | 
|         headers = {'cookie': f"access_token_cookie={token};"} | 
|         async with httpx.AsyncClient() as client: | 
|             response = await client.get(url, headers=headers) | 
|             data = self._check_response(response) | 
|             return data | 
|   | 
|     async def upload(self, token: str, filename: str, file: bytes) -> dict: | 
|         url = f"{self.base_url}/api/v1/knowledge/upload" | 
|         headers = {'cookie': f"access_token_cookie={token};"} | 
|   | 
|         # 创建表单数据,包含文件 | 
|         files = {"file": (filename, file)} | 
|         async with httpx.AsyncClient() as client: | 
|             response = await client.post(url, headers=headers, files=files) | 
|             data = self._check_response(response) | 
|             file_path = data.get("file_path", "") | 
|             result = { | 
|                 "file_path": file_path | 
|             } | 
|   | 
|             return result | 
|   | 
|     async def user_list(self, token: str) -> list: | 
|         url = f"{self.base_url}/api/v1/user/list" | 
|         headers = {'cookie': f"access_token_cookie={token};"} | 
|         async with httpx.AsyncClient() as client: | 
|             response = await client.get(url, headers=headers) | 
|             data = self._check_response(response) | 
|             return data |