Files
MemoryBear/web/src/views/Prompt/Prompt.tsx
2026-02-04 13:52:45 +08:00

246 lines
8.7 KiB
TypeScript

/*
* @Author: ZhaoYing
* @Date: 2026-02-03 17:44:15
* @Last Modified by: ZhaoYing
* @Last Modified time: 2026-02-03 17:44:15
*/
/**
* 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, Row, Col } from 'antd';
import { useTranslation } from 'react-i18next';
import clsx from 'clsx'
import copy from 'copy-to-clipboard';
import { updatePromptMessages, createPromptSessions } from '@/api/prompt'
import { getModelListUrl } from '@/api/models'
import type { PromptVariableModalRef, AiPromptForm, HistoryItem, PromptSaveModalRef } from './types'
import ChatContent from '@/components/Chat/ChatContent'
import Empty from '@/components/Empty'
import ChatSendIcon from '@/assets/images/application/chatSend.svg'
import ConversationEmptyIcon from '@/assets/images/conversation/conversationEmpty.svg'
import type { ChatItem } from '@/components/Chat/types'
import CustomSelect from '@/components/CustomSelect'
import PromptVariableModal from './components/PromptVariableModal'
import { type SSEMessage } from '@/utils/stream'
import Editor from '@/views/ApplicationConfig/components/Editor'
import PromptSaveModal from './components/PromptSaveModal'
const Prompt: FC<{ editVo: HistoryItem | null; refresh: () => void; }> = ({ editVo, refresh }) => {
const { t } = useTranslation();
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 values = Form.useWatch([], form)
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) 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)
.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([])
refresh()
updateSession()
}
return (
<>
<Form form={form}>
<div className="rb:grid rb:grid-cols-2 rb:-my-4">
<div className="rb:border-r rb:border-r-[#EBEBEB] rb:pr-6 rb:pt-3">
<Form.Item
label={t('prompt.model')}
name="model_id"
rules={[{ required: true, message: t('common.pleaseSelect') }]}
>
<CustomSelect
url={getModelListUrl}
params={{ type: 'llm,chat', pagesize: 100, is_active: true }}
valueKey="id"
labelKey="name"
hasAll={false}
style={{ width: '100%' }}
/>
</Form.Item>
<ChatContent
classNames="rb:h-[calc(100vh-260px)] rb:px-[16px] rb:py-[20px] rb:bg-[#FBFDFF] rb:border rb:border-[#DFE4ED] rb:rounded-[8px]"
contentClassNames="rb:max-w-[260px]!"
empty={<Empty url={ConversationEmptyIcon} title={t('prompt.promptChatEmpty')} isNeedSubTitle={false} size={[240, 200]} className="rb:h-full" />}
data={chatList || []}
streamLoading={false}
labelPosition="top"
labelFormat={(item) => item.role === 'user' ? t('prompt.you') : t('prompt.ai')}
/>
<div className="rb:flex rb:items-center rb:gap-2.5 rb:py-4">
<Form.Item name="message" className="rb:mb-0!" style={{ width: 'calc(100% - 54px)' }}>
<Input
className="rb:h-11 rb:shadow-[0px_2px_8px_0px_rgba(33,35,50,0.1)]"
placeholder={t('prompt.promptChatPlaceholder')}
onPressEnter={handleSend}
/>
</Form.Item>
<img src={ChatSendIcon} className={clsx("rb:w-11 rb:h-11 rb:cursor-pointer", {
'rb:opacity-50': loading,
})} onClick={handleSend} />
</div>
</div>
<div className="rb:pl-6 rb:pt-3">
<Row>
<Col span={12}>
<Form.Item label={t('prompt.conversationOptimizationPrompt')}></Form.Item>
</Col>
<Col span={12} className="rb:text-right">
<Button onClick={handleAdd}>+ {t('prompt.addVariable')}</Button>
</Col>
</Row>
<Form.Item name="current_prompt">
<Editor
ref={editorRef}
placeholder={t('prompt.promptPlaceholder')}
className="rb:h-[calc(100vh-260px)]"
disabled={loading}
// onChange={(value) => form.setFieldValue('current_prompt', value)}
/>
</Form.Item>
<div className="rb:grid rb:grid-cols-2 rb:gap-4 rb:mt-6">
<Button type="primary" block disabled={!values?.current_prompt || loading} onClick={handleSave}>{t('common.save')}</Button>
<Button block disabled={!values?.current_prompt || loading} onClick={handleCopy}>{t('common.copy')}</Button>
</div>
</div>
</div>
</Form>
<PromptVariableModal
ref={aiPromptVariableModalRef}
variables={variables}
refresh={handleVariableApply}
/>
<PromptSaveModal
ref={promptSaveModalRef}
refresh={handleRefresh}
/>
</>
);
};
export default Prompt;