Files
chatgpt-on-wechat/bot/linkai/link_ai_bot.py
2023-07-31 16:11:33 +08:00

116 lines
4.7 KiB
Python

# 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)