fix: chat history with memory

This commit is contained in:
Yifei Zhang 2023-03-19 16:09:30 +00:00
parent c133cae04b
commit 4d97c269ff
4 changed files with 59 additions and 50 deletions

View File

@ -26,7 +26,7 @@ import CloseIcon from "../icons/close.svg";
import CopyIcon from "../icons/copy.svg";
import DownloadIcon from "../icons/download.svg";
import { Message, SubmitKey, useChatStore, Theme } from "../store";
import { Message, SubmitKey, useChatStore, ChatSession } from "../store";
import { Settings } from "./settings";
import { showModal } from "./ui-lib";
import { copyToClipboard, downloadAs, isIOS } from "../utils";
@ -189,8 +189,8 @@ export function Chat(props: { showSideBar?: () => void }) {
return (
<div className={styles.chat} key={session.id}>
<div className={styles["window-header"]}>
<div>
<div className={styles["window-header-title"]}>{session.topic}</div>
<div className={styles["window-header-title"]}>
<div className={styles["window-header-main-title"]}>{session.topic}</div>
<div className={styles["window-header-sub-title"]}>
ChatGPT {session.messages.length}
</div>
@ -210,7 +210,7 @@ export function Chat(props: { showSideBar?: () => void }) {
bordered
title="查看压缩后的历史 Prompt"
onClick={() => {
showMemoryPrompt(session.memoryPrompt)
showMemoryPrompt(session)
}}
/>
</div>
@ -323,12 +323,12 @@ function exportMessages(messages: Message[], topic: string) {
})
}
function showMemoryPrompt(prompt: string) {
function showMemoryPrompt(session: ChatSession) {
showModal({
title: "上下文记忆 Prompt", children: <div className="markdown-body">
<pre className={styles['export-content']}>{prompt}</pre>
title: `上下文记忆 Prompt (${session.lastSummarizeIndex} of ${session.messages.length})`, children: <div className="markdown-body">
<pre className={styles['export-content']}>{session.memoryPrompt || '无'}</pre>
</div>, actions: [
<IconButton key="copy" icon={<CopyIcon />} bordered text="全部复制" onClick={() => copyToClipboard(prompt)} />,
<IconButton key="copy" icon={<CopyIcon />} bordered text="全部复制" onClick={() => copyToClipboard(session.memoryPrompt)} />,
]
})
}

View File

@ -26,8 +26,8 @@ export function Settings(props: { closeSettings: () => void }) {
return (
<>
<div className={styles["window-header"]}>
<div>
<div className={styles["window-header-title"]}></div>
<div className={styles["window-header-title"]}>
<div className={styles["window-header-main-title"]}></div>
<div className={styles["window-header-sub-title"]}></div>
</div>
<div className={styles["window-actions"]}>
@ -140,14 +140,14 @@ export function Settings(props: { closeSettings: () => void }) {
</List>
<List>
<ListItem>
<div className={styles["settings-title"]}></div>
<div className={styles["settings-title"]}></div>
<input
type="range"
title={config.historyMessageCount.toString()}
value={config.historyMessageCount}
min="5"
max="20"
step="5"
min="2"
max="25"
step="2"
onChange={(e) =>
updateConfig(
(config) =>
@ -157,7 +157,6 @@ export function Settings(props: { closeSettings: () => void }) {
></input>
</ListItem>
<ListItem>
<div className={styles["settings-title"]}>

View File

@ -8,18 +8,22 @@
}
.window-header-title {
font-size: 20px;
font-weight: bolder;
overflow: hidden;
text-overflow: ellipsis;
white-space: nowrap;
display: block;
max-width: 50vw;
}
max-width: calc(100% - 100px);
.window-header-sub-title {
font-size: 14px;
margin-top: 5px;
.window-header-main-title {
font-size: 20px;
font-weight: bolder;
overflow: hidden;
text-overflow: ellipsis;
white-space: nowrap;
display: block;
max-width: 50vw;
}
.window-header-sub-title {
font-size: 14px;
margin-top: 5px;
}
}
.window-actions {
@ -28,4 +32,4 @@
.window-action-button {
margin-left: 10px;
}
}

View File

@ -23,7 +23,7 @@ export enum Theme {
Light = "light",
}
interface ChatConfig {
export interface ChatConfig {
maxToken?: number;
historyMessageCount: number; // -1 means all
compressMessageLengthThreshold: number;
@ -35,7 +35,7 @@ interface ChatConfig {
}
const DEFAULT_CONFIG: ChatConfig = {
historyMessageCount: 5,
historyMessageCount: 4,
compressMessageLengthThreshold: 500,
sendBotMessages: true as boolean,
submitKey: SubmitKey.CtrlEnter as SubmitKey,
@ -44,13 +44,13 @@ const DEFAULT_CONFIG: ChatConfig = {
tightBorder: false,
};
interface ChatStat {
export interface ChatStat {
tokenCount: number;
wordCount: number;
charCount: number;
}
interface ChatSession {
export interface ChatSession {
id: number;
topic: string;
memoryPrompt: string;
@ -190,24 +190,20 @@ export const useChatStore = create<ChatStore>()(
},
onNewMessage(message) {
get().updateCurrentSession(session => {
session.lastUpdate = new Date().toLocaleString()
})
get().updateStat(message);
get().summarizeSession();
},
async onUserInput(content) {
const message: Message = {
const userMessage: Message = {
role: "user",
content,
date: new Date().toLocaleString(),
};
get().updateCurrentSession((session) => {
session.messages.push(message);
});
// get last five messges
const messages = get().currentSession().messages.concat(message);
const botMessage: Message = {
content: "",
role: "assistant",
@ -215,13 +211,18 @@ export const useChatStore = create<ChatStore>()(
streaming: true,
};
// get recent messages
const recentMessages = get().getMessagesWithMemory()
const sendMessages = recentMessages.concat(userMessage)
// save user's and bot's message
get().updateCurrentSession((session) => {
session.messages.push(userMessage);
session.messages.push(botMessage);
});
const recentMessages = get().getMessagesWithMemory()
requestChatStream(recentMessages, {
console.log('[User Input] ', sendMessages)
requestChatStream(sendMessages, {
onMessage(content, done) {
if (done) {
botMessage.streaming = false;
@ -243,11 +244,12 @@ export const useChatStore = create<ChatStore>()(
getMessagesWithMemory() {
const session = get().currentSession()
const config = get().config
const recentMessages = session.messages.slice(-config.historyMessageCount);
const n = session.messages.length
const recentMessages = session.messages.slice(n - config.historyMessageCount);
const memoryPrompt: Message = {
role: 'system',
content: '这是你和用户的历史聊天总结' + session.memoryPrompt,
content: '这是 ai 和用户的历史聊天总结作为前情提要' + session.memoryPrompt,
date: ''
}
@ -285,22 +287,26 @@ export const useChatStore = create<ChatStore>()(
});
}
const config = get().config
const messages = get().getMessagesWithMemory()
const toBeSummarizedMsgs = messages.slice(session.lastSummarizeIndex)
const historyMsgLength = session.memoryPrompt.length + toBeSummarizedMsgs.reduce((pre, cur) => pre + cur.content.length, 0)
const lastSummarizeIndex = messages.length
if (historyMsgLength > 500) {
const toBeSummarizedMsgs = get().getMessagesWithMemory()
const historyMsgLength = toBeSummarizedMsgs.reduce((pre, cur) => pre + cur.content.length, 0)
const lastSummarizeIndex = session.messages.length
console.log('[Chat History] ', messages, historyMsgLength, config.compressMessageLengthThreshold)
if (historyMsgLength > config.compressMessageLengthThreshold) {
requestChatStream(toBeSummarizedMsgs.concat({
role: 'system',
content: '总结一下你和用户的对话,用作后续的上下文提示 prompt控制在 50 字以内',
content: '总结一下 ai 和用户的对话,用作后续的上下文提示 prompt控制在 100 字以内,你在回复时用 ai 自称',
date: ''
}), {
filterBot: false,
onMessage(message, done) {
session.memoryPrompt = message
session.lastSummarizeIndex = lastSummarizeIndex
if (done) {
console.log('[Memory] ', session.memoryPrompt)
session.lastSummarizeIndex = lastSummarizeIndex
}
},
onError(error) {