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- # access LinkAI knowledge base platform
- # docs: https://link-ai.tech/platform/link-app/wechat
-
- import time
-
- import requests
-
- from bot.bot import Bot
- from bot.chatgpt.chat_gpt_session import ChatGPTSession
- from bot.openai.open_ai_image import OpenAIImage
- from bot.session_manager import SessionManager
- from bridge.context import Context, ContextType
- from bridge.reply import Reply, ReplyType
- from common.log import logger
- from config import conf
-
-
- class LinkAIBot(Bot, OpenAIImage):
- # authentication failed
- AUTH_FAILED_CODE = 401
- NO_QUOTA_CODE = 406
-
- def __init__(self):
- super().__init__()
- self.base_url = "https://api.link-ai.chat/v1"
- self.sessions = SessionManager(ChatGPTSession, model=conf().get("model") or "gpt-3.5-turbo")
-
- def reply(self, query, context: Context = None) -> Reply:
- if context.type == ContextType.TEXT:
- return self._chat(query, context)
- elif context.type == ContextType.IMAGE_CREATE:
- ok, res = self.create_img(query, 0)
- if ok:
- reply = Reply(ReplyType.IMAGE_URL, res)
- else:
- reply = Reply(ReplyType.ERROR, res)
- return reply
- else:
- reply = Reply(ReplyType.ERROR, "Bot不支持处理{}类型的消息".format(context.type))
- return reply
-
- def _chat(self, query, context, retry_count=0) -> Reply:
- """
- 发起对话请求
- :param query: 请求提示词
- :param context: 对话上下文
- :param retry_count: 当前递归重试次数
- :return: 回复
- """
- if retry_count >= 2:
- # exit from retry 2 times
- logger.warn("[LINKAI] failed after maximum number of retry times")
- return Reply(ReplyType.ERROR, "请再问我一次吧")
-
- try:
- # load config
- if context.get("generate_breaked_by"):
- logger.info(f"[LINKAI] won't set appcode because a plugin ({context['generate_breaked_by']}) affected the context")
- app_code = None
- else:
- app_code = context.kwargs.get("app_code") or conf().get("linkai_app_code")
- linkai_api_key = conf().get("linkai_api_key")
-
- session_id = context["session_id"]
-
- session = self.sessions.session_query(query, session_id)
-
- # remove system message
- if app_code and session.messages[0].get("role") == "system":
- session.messages.pop(0)
-
- body = {
- "app_code": app_code,
- "messages": session.messages,
- "model": conf().get("model") or "gpt-3.5-turbo", # 对话模型的名称
- "temperature": conf().get("temperature"),
- "top_p": conf().get("top_p", 1),
- "frequency_penalty": conf().get("frequency_penalty", 0.0), # [-2,2]之间，该值越大则更倾向于产生不同的内容
- "presence_penalty": conf().get("presence_penalty", 0.0), # [-2,2]之间，该值越大则更倾向于产生不同的内容
- }
- logger.info(f"[LINKAI] query={query}, app_code={app_code}, mode={body.get('model')}")
- headers = {"Authorization": "Bearer " + linkai_api_key}
-
- # do http request
- res = requests.post(url=self.base_url + "/chat/completions", json=body, headers=headers,
- timeout=conf().get("request_timeout", 180))
- if res.status_code == 200:
- # execute success
- response = res.json()
- reply_content = response["choices"][0]["message"]["content"]
- total_tokens = response["usage"]["total_tokens"]
- logger.info(f"[LINKAI] reply={reply_content}, total_tokens={total_tokens}")
- self.sessions.session_reply(reply_content, session_id, total_tokens)
- return Reply(ReplyType.TEXT, reply_content)
-
- else:
- response = res.json()
- error = response.get("error")
- logger.error(f"[LINKAI] chat failed, status_code={res.status_code}, "
- f"msg={error.get('message')}, type={error.get('type')}")
-
- if res.status_code >= 500:
- # server error, need retry
- time.sleep(2)
- logger.warn(f"[LINKAI] do retry, times={retry_count}")
- return self._chat(query, context, retry_count + 1)
-
- return Reply(ReplyType.ERROR, "提问太快啦，请休息一下再问我吧")
-
- except Exception as e:
- logger.exception(e)
- # retry
- time.sleep(2)
- logger.warn(f"[LINKAI] do retry, times={retry_count}")
- return self._chat(query, context, retry_count + 1)
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