Files
MemoryBear/web/src/views/Prompt/index.tsx
2026-04-21 16:31:32 +08:00

319 lines
12 KiB
TypeScript

/*
* @Author: ZhaoYing
* @Date: 2026-02-03 17:44:15
* @Last Modified by: ZhaoYing
* @Last Modified time: 2026-04-21 16:30:26
*/
/**
* Prompt Editor Component
* AI-powered prompt optimization with chat interface and variable support
*/
import { type FC, useState, useRef, useEffect } from 'react';
import { Button, Form, Input, App, Flex, Space } from 'antd';
import { useTranslation } from 'react-i18next';
import clsx from 'clsx'
import copy from 'copy-to-clipboard';
import { useNavigate, useLocation } from 'react-router-dom';
import { updatePromptMessages, createPromptSessions } from '@/api/prompt'
import type { PromptVariableModalRef, AiPromptForm, HistoryItem, PromptSaveModalRef } from './types'
import ChatContent from '@/components/Chat/ChatContent'
import Empty from '@/components/Empty'
import ConversationEmptyIcon from '@/assets/images/conversation/conversationEmpty.svg'
import type { ChatItem } from '@/components/Chat/types'
import ModelSelect from '@/components/ModelSelect'
import PromptVariableModal from './components/PromptVariableModal'
import { type SSEMessage } from '@/utils/stream'
import Editor from '@/views/ApplicationConfig/components/Editor'
import PromptSaveModal from './components/PromptSaveModal'
import analysisEmptyIcon from '@/assets/images/conversation/analysisEmpty.png'
import Header from './components/Header';
import RbCard from '@/components/RbCard/Card';
import styles from './index.module.css'
const Prompt: FC = () => {
const { t } = useTranslation();
const navigate = useNavigate();
const { state } = useLocation()
const { message } = App.useApp()
const [loading, setLoading] = useState(false)
const [form] = Form.useForm<AiPromptForm>()
const [chatList, setChatList] = useState<ChatItem[]>([])
const [variables, setVariables] = useState<string[]>([])
const [promptSession, setPromptSession] = useState<string | null>(null)
const aiPromptVariableModalRef = useRef<PromptVariableModalRef>(null)
const promptSaveModalRef = useRef<PromptSaveModalRef>(null)
const editorRef = useRef<any>(null)
const currentPromptValueRef = useRef<string>(undefined)
const abortRef = useRef<(() => void) | null>(null)
const values = Form.useWatch([], form)
const [editVo, setEditVo] = useState<HistoryItem | null>(null)
useEffect(() => {
return () => {
abortRef.current?.()
abortRef.current = null
}
}, [])
useEffect(() => {
setEditVo(state)
}, [state])
useEffect(() => {
if (editVo?.id) {
form.setFieldValue('current_prompt', editVo.prompt)
setChatList([])
}
updateSession()
}, [editVo])
/** Update session ID */
const updateSession = () => {
console.log('updateSession')
createPromptSessions().then(res => {
const response = res as { id: string }
setPromptSession(response.id)
})
}
/** Send message to AI for prompt optimization */
const handleSend = () => {
if (!promptSession || loading || !values.message || values.message.trim() == '') return
if (!values.model_id) {
message.warning(t('common.selectPlaceholder', { title: t('prompt.model') }))
return
}
if (!values.message) {
message.warning(t('prompt.promptChatPlaceholder'))
return
}
const messageContent = values.message
setLoading(true)
setChatList(prev => {
return [...prev, { role: 'user', content: messageContent}]
})
form.setFieldsValue({ message: undefined, current_prompt: undefined })
const handleStreamMessage = (data: SSEMessage[]) => {
data.map(item => {
const { content, desc, variables } = item.data as { content: string; desc: string; variables: string[] };
switch (item.event) {
case 'start':
currentPromptValueRef.current = ''
if (editorRef.current?.clear) {
editorRef.current.clear();
}
break;
case 'message':
if (typeof content === 'string') {
currentPromptValueRef.current += content;
if (editorRef.current?.appendText) {
editorRef.current.appendText(content);
editorRef.current.scrollToBottom();
} else {
form.setFieldsValue({ current_prompt: currentPromptValueRef.current })
}
}
if (desc) {
setChatList(prev => {
return [...prev, { role: 'assistant', content: desc }]
})
}
if (variables) {
setVariables(variables)
}
break;
case 'end':
setLoading(false)
// Sync form values when stream ends
form.setFieldsValue({ current_prompt: currentPromptValueRef.current })
break
}
})
};
updatePromptMessages((promptSession) as string, values, handleStreamMessage, undefined, (abort) => { abortRef.current = abort })
.finally(() => {
setLoading(false)
})
}
/** Copy prompt to clipboard */
const handleCopy = () => {
if (!values.current_prompt || values?.current_prompt?.trim() === '') return
copy(values.current_prompt)
message.success(t('common.copySuccess'))
}
/** Open variable modal */
const handleAdd = () => {
aiPromptVariableModalRef.current?.handleOpen()
}
/** Apply variable to editor */
const handleVariableApply = (value: string) => {
if (editorRef.current?.insertText) {
editorRef.current.insertText(value)
} else {
form.setFieldValue('current_prompt', (values.current_prompt || '') + value)
}
}
/** Save prompt */
const handleSave = () => {
if (!values.current_prompt || !promptSession) {
return
}
promptSaveModalRef.current?.handleOpen({
session_id: promptSession,
prompt: values.current_prompt
})
}
/** Refresh editor and clear state */
const handleRefresh = () => {
form.setFieldValue('current_prompt', undefined)
currentPromptValueRef.current = undefined;
setChatList([])
setEditVo(null)
updateSession()
}
const [isFocus, setIsFocus] = useState(false)
const [isComposing, setIsComposing] = useState(false)
const handleFocus = () => {
setIsFocus(true)
}
const handleBlur = () => {
setIsFocus(false)
}
const handleJump = () => {
navigate('/prompt/history')
}
return (
<>
<Form form={form}>
<div className="rb:grid rb:grid-cols-2 rb:gap-3">
<div>
<Header title={t(`menu.prompt`)} desc={t('prompt.promptDesc')} className="rb:mb-3" />
<RbCard
title={t('prompt.chatTitle')}
headerClassName="rb:min-h-[52px]! rb:font-[MiSans-Bold] rb:font-bold"
headerType="borderless"
bodyClassName="rb:px-4! rb:pt-0! rb:pb-3!"
>
<ChatContent
classNames="rb:h-[calc(100vh-257px)] rb:mb-[12px]!"
contentClassNames="rb:max-w-75!"
empty={<Empty url={ConversationEmptyIcon} title={t(`prompt.promptChatEmpty`)} isNeedSubTitle={false} size={[140, 100]} className="rb:h-full" />}
data={chatList || []}
streamLoading={false}
labelPosition="top"
labelFormat={(item) => item.role === 'user' ? t(`prompt.you`) : t(`prompt.ai`)}
/>
<Flex align="center" gap={12} justify="space-between"
className={clsx("rb-border rb:shadow-[0px_2px_12px_0px_rgba(23,23,25,0.1)] rb:rounded-2xl rb:h-13 rb:px-3!", {
'rb:border rb:border-[#171719]!': isFocus
})}
>
<Form.Item name="message" className="rb:flex-1 rb:mb-0!">
<Input
placeholder={t(`prompt.promptChatPlaceholder`)}
onCompositionStart={() => setIsComposing(true)}
onCompositionEnd={() => setIsComposing(false)}
onKeyDown={(e) => { if (e.key === 'Enter' && !isComposing) handleSend() }}
variant="borderless"
className="rb:p-0!"
onFocus={handleFocus}
onBlur={handleBlur}
/>
</Form.Item>
<Flex align="center" justify="center"
className={clsx('rb:size-7 rb:rounded-full rb:shadow-[0px 2px 12px 0px rgba(23,23,25,0.1)]', {
'rb:cursor-not-allowed rb:bg-[#F6F6F6]': loading || !values || !values?.message || values?.message?.trim() === '',
'rb:cursor-pointer rb:bg-[#171719]': !loading && !(!values || !values?.message || values?.message?.trim() === '')
})}
onClick={handleSend}
>
<div className={clsx("rb:size-4 rb:bg-cover", {
"rb:bg-[url('@/assets/images/conversation/loading.svg')]": loading,
"rb:bg-[url('@/assets/images/conversation/sendDisabled.svg')]": !loading && (!values || !values?.message || values?.message?.trim() === ''),
"rb:bg-[url('@/assets/images/conversation/send.svg')]": !loading && !(!values || !values?.message || values?.message?.trim() === '')
})}></div>
</Flex>
</Flex>
</RbCard>
</div>
<div>
<Flex align="center" justify="end" gap={8} className="rb:h-12.5 rb:mb-3!">
<Form.Item
name="model_id"
noStyle
>
<ModelSelect
params={{ type: 'llm,chat' }}
className={`rb:w-75! ${styles.select}`}
variant="filled"
/>
</Form.Item>
<Button className="rb:border-none!" onClick={handleJump}>{t('prompt.history')}</Button>
</Flex>
<RbCard
title={t('prompt.conversationOptimizationPrompt')}
headerClassName="rb:min-h-[52px]! rb:font-[MiSans-Bold] rb:font-bold"
headerType="borderless"
bodyClassName="rb:px-4! rb:pt-0! rb:pb-3!"
extra={
<Space size={8}>
<Button
icon={<div className="rb:size-4 rb:bg-cover rb:bg-[url('@/assets/images/common/copy_dark.svg')]"></div>}
disabled={!values?.current_prompt || loading}
onClick={handleSave}
>{t('common.save')}</Button>
<Button
icon={<div className="rb:size-4 rb:bg-cover rb:bg-[url('@/assets/images/application/save.svg')]"></div>}
disabled={!values?.current_prompt || loading}
onClick={handleCopy}
>{t('common.copy')}</Button>
<Button
icon={<div className="rb:size-4 rb:bg-cover rb:bg-[url('@/assets/images/common/plus_dark.svg')]"></div>}
disabled={!values?.current_prompt || loading}
onClick={handleAdd}
></Button>
</Space>}
>
<Form.Item name="current_prompt" noStyle>
{values?.current_prompt
? <Editor
ref={editorRef}
disabled={loading}
className="rb:h-[calc(100vh-193px)] rb:bg-white! rb:border-none! rb:p-0! rb:text-[#212332] rb:leading-5"
onChange={(value) => {
if (loading) return
form.setFieldValue('current_prompt', value)
}}
/>
: <Empty url={analysisEmptyIcon} title={t(`prompt.promptPlaceholder`)} isNeedSubTitle={false} size={[270, 170]} className="rb:h-[calc(100vh-193px)] rb:mx-auto! rb:text-center! rb:text-[12px]! rb:leading-4!" />
}
</Form.Item>
</RbCard>
</div>
</div>
</Form>
<PromptVariableModal
ref={aiPromptVariableModalRef}
variables={variables}
refresh={handleVariableApply}
/>
<PromptSaveModal
ref={promptSaveModalRef}
refresh={handleRefresh}
/>
</>
);
};
export default Prompt;