codefuse-chatbot/dev_opsgpt/webui/dialogue.py

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2023-09-28 10:58:58 +08:00
import streamlit as st
from streamlit_chatbox import *
from typing import List, Dict
from datetime import datetime
from .utils import *
from dev_opsgpt.utils import *
from dev_opsgpt.chat.search_chat import SEARCH_ENGINES
chat_box = ChatBox(
assistant_avatar="../sources/imgs/devops-chatbot2.png"
)
GLOBAL_EXE_CODE_TEXT = ""
def get_messages_history(history_len: int) -> List[Dict]:
def filter(msg):
'''
针对当前简单文本对话只返回每条消息的第一个element的内容
'''
content = [x._content for x in msg["elements"] if x._output_method in ["markdown", "text"]]
return {
"role": msg["role"],
"content": content[0] if content else "",
}
history = chat_box.filter_history(100000, filter) # workaround before upgrading streamlit-chatbox.
user_count = 0
i = 1
for i in range(1, len(history) + 1):
if history[-i]["role"] == "user":
user_count += 1
if user_count >= history_len:
break
return history[-i:]
def dialogue_page(api: ApiRequest):
global GLOBAL_EXE_CODE_TEXT
chat_box.init_session()
with st.sidebar:
# TODO: 对话模型与会话绑定
def on_mode_change():
mode = st.session_state.dialogue_mode
text = f"已切换到 {mode} 模式。"
if mode == "知识库问答":
cur_kb = st.session_state.get("selected_kb")
if cur_kb:
text = f"{text} 当前知识库: `{cur_kb}`。"
st.toast(text)
# sac.alert(text, description="descp", type="success", closable=True, banner=True)
dialogue_mode = st.selectbox("请选择对话模式",
["LLM 对话",
"知识库问答",
"搜索引擎问答",
],
on_change=on_mode_change,
key="dialogue_mode",
)
history_len = st.number_input("历史对话轮数:", 0, 10, 3)
# todo: support history len
def on_kb_change():
st.toast(f"已加载知识库: {st.session_state.selected_kb}")
if dialogue_mode == "知识库问答":
with st.expander("知识库配置", True):
kb_list = api.list_knowledge_bases(no_remote_api=True)
selected_kb = st.selectbox(
"请选择知识库:",
kb_list,
on_change=on_kb_change,
key="selected_kb",
)
kb_top_k = st.number_input("匹配知识条数:", 1, 20, 3)
score_threshold = st.number_input("知识匹配分数阈值:", 0.0, float(SCORE_THRESHOLD), float(SCORE_THRESHOLD), float(SCORE_THRESHOLD//100))
# chunk_content = st.checkbox("关联上下文", False, disabled=True)
# chunk_size = st.slider("关联长度:", 0, 500, 250, disabled=True)
elif dialogue_mode == "搜索引擎问答":
with st.expander("搜索引擎配置", True):
search_engine = st.selectbox("请选择搜索引擎", SEARCH_ENGINES.keys(), 0)
se_top_k = st.number_input("匹配搜索结果条数:", 1, 20, 3)
code_interpreter_on = st.toggle("开启代码解释器")
code_exec_on = st.toggle("自动执行代码")
# Display chat messages from history on app rerun
chat_box.output_messages()
chat_input_placeholder = "请输入对话内容换行请使用Ctrl+Enter "
code_text = "" or GLOBAL_EXE_CODE_TEXT
codebox_res = None
if prompt := st.chat_input(chat_input_placeholder, key="prompt"):
history = get_messages_history(history_len)
chat_box.user_say(prompt)
if dialogue_mode == "LLM 对话":
chat_box.ai_say("正在思考...")
text = ""
r = api.chat_chat(prompt, history)
for t in r:
if error_msg := check_error_msg(t): # check whether error occured
st.error(error_msg)
break
text += t["answer"]
chat_box.update_msg(text)
logger.debug(f"text: {text}")
chat_box.update_msg(text, streaming=False) # 更新最终的字符串,去除光标
# 判断是否存在代码, 并提高编辑功能,执行功能
code_text = api.codebox.decode_code_from_text(text)
GLOBAL_EXE_CODE_TEXT = code_text
if code_text and code_exec_on:
codebox_res = api.codebox_chat("```"+code_text+"```", do_code_exe=True)
elif dialogue_mode == "知识库问答":
history = get_messages_history(history_len)
chat_box.ai_say([
f"正在查询知识库 `{selected_kb}` ...",
Markdown("...", in_expander=True, title="知识库匹配结果"),
])
text = ""
for idx_count, d in enumerate(api.knowledge_base_chat(prompt, selected_kb, kb_top_k, score_threshold, history)):
if error_msg := check_error_msg(d): # check whether error occured
st.error(error_msg)
text += d["answer"]
if idx_count%10 == 0:
chat_box.update_msg(text, element_index=0)
# chat_box.update_msg("知识库匹配结果: \n\n".join(d["docs"]), element_index=1, streaming=False, state="complete")
chat_box.update_msg(text, element_index=0, streaming=False) # 更新最终的字符串,去除光标
chat_box.update_msg("知识库匹配结果: \n\n".join(d["docs"]), element_index=1, streaming=False, state="complete")
# 判断是否存在代码, 并提高编辑功能,执行功能
code_text = api.codebox.decode_code_from_text(text)
GLOBAL_EXE_CODE_TEXT = code_text
if code_text and code_exec_on:
codebox_res = api.codebox_chat("```"+code_text+"```", do_code_exe=True)
elif dialogue_mode == "搜索引擎问答":
chat_box.ai_say([
f"正在执行 `{search_engine}` 搜索...",
Markdown("...", in_expander=True, title="网络搜索结果"),
])
text = ""
d = {"docs": []}
for d in api.search_engine_chat(prompt, search_engine, se_top_k):
if error_msg := check_error_msg(d): # check whether error occured
st.error(error_msg)
text += d["answer"]
if idx_count%10 == 0:
chat_box.update_msg(text, element_index=0)
# chat_box.update_msg("搜索匹配结果: \n\n".join(d["docs"]), element_index=1, streaming=False)
chat_box.update_msg(text, element_index=0, streaming=False) # 更新最终的字符串,去除光标
chat_box.update_msg("搜索匹配结果: \n\n".join(d["docs"]), element_index=1, streaming=False, state="complete")
# 判断是否存在代码, 并提高编辑功能,执行功能
code_text = api.codebox.decode_code_from_text(text)
GLOBAL_EXE_CODE_TEXT = code_text
if code_text and code_exec_on:
codebox_res = api.codebox_chat("```"+code_text+"```", do_code_exe=True)
if code_interpreter_on:
with st.expander("代码编辑执行器", False):
code_part = st.text_area("代码片段", code_text, key="code_text")
cols = st.columns(2)
if cols[0].button(
"修改对话",
use_container_width=True,
):
code_text = code_part
GLOBAL_EXE_CODE_TEXT = code_text
st.toast("修改对话成功")
if cols[1].button(
"执行代码",
use_container_width=True
):
if code_text:
codebox_res = api.codebox_chat("```"+code_text+"```", do_code_exe=True)
st.toast("正在执行代码")
else:
st.toast("code 不能为空")
#TODO 这段信息会被记录到history里
if codebox_res is not None and codebox_res.code_exe_status != 200:
st.toast(f"{codebox_res.code_exe_response}")
if codebox_res is not None and codebox_res.code_exe_status == 200:
st.toast(f"codebox_chajt {codebox_res}")
chat_box.ai_say(Markdown(code_text, in_expander=True, title="code interpreter", unsafe_allow_html=True), )
if codebox_res.code_exe_type == "image/png":
base_text = f"```\n{code_text}\n```\n\n"
img_html = "<img src='data:image/png;base64,{}' class='img-fluid'>".format(
codebox_res.code_exe_response
)
chat_box.update_msg(base_text + img_html, streaming=False, state="complete")
else:
chat_box.update_msg('```\n'+code_text+'\n```'+"\n\n"+'```\n'+codebox_res.code_exe_response+'\n```',
streaming=False, state="complete")
now = datetime.now()
with st.sidebar:
cols = st.columns(2)
export_btn = cols[0]
if cols[1].button(
"清空对话",
use_container_width=True,
):
chat_box.reset_history()
GLOBAL_EXE_CODE_TEXT = ""
st.experimental_rerun()
export_btn.download_button(
"导出记录",
"".join(chat_box.export2md()),
file_name=f"{now:%Y-%m-%d %H.%M}_对话记录.md",
mime="text/markdown",
use_container_width=True,
)