/
SearchDialog.tsx
325 lines (290 loc) · 11 KB
/
SearchDialog.tsx
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'use client'
import * as React from 'react'
import { Button } from '@/components/ui/button'
import {
Dialog,
DialogContent,
DialogDescription,
DialogFooter,
DialogHeader,
DialogTitle,
} from '@/components/ui/dialog'
import { Input } from '@/components/ui/input'
import { SSE } from 'sse.js'
import type { CreateChatCompletionResponse } from 'openai'
import { X, Loader, User, Frown, CornerDownLeft, Search, Wand } from 'lucide-react'
function promptDataReducer(
state: any[],
action: {
index?: number
answer?: string | undefined
status?: string
query?: string | undefined
type?: 'remove-last-item' | string
}
) {
// set a standard state to use later
let current = [...state]
if (action.type) {
switch (action.type) {
case 'remove-last-item':
current.pop()
return [...current]
default:
break
}
}
// check that an index is present
if (action.index === undefined) return [...state]
if (!current[action.index]) {
current[action.index] = { query: '', answer: '', status: '' }
}
current[action.index].answer = action.answer
if (action.query) {
current[action.index].query = action.query
}
if (action.status) {
current[action.index].status = action.status
}
return [...current]
}
export function SearchDialog() {
const [open, setOpen] = React.useState(false)
const [search, setSearch] = React.useState<string>('')
const [question, setQuestion] = React.useState<string>('')
const [answer, setAnswer] = React.useState<string | undefined>('')
const eventSourceRef = React.useRef<SSE>()
const [isLoading, setIsLoading] = React.useState(false)
const [hasError, setHasError] = React.useState(false)
const [promptIndex, setPromptIndex] = React.useState(0)
const [promptData, dispatchPromptData] = React.useReducer(promptDataReducer, [])
const cantHelp = answer?.trim() === "Sorry, I don't know how to help with that."
React.useEffect(() => {
const down = (e: KeyboardEvent) => {
if (e.key === 'k' && e.metaKey) {
setOpen(true)
}
if (e.key === 'Escape') {
console.log('esc')
handleModalToggle()
}
}
document.addEventListener('keydown', down)
return () => document.removeEventListener('keydown', down)
}, [])
function handleModalToggle() {
setOpen(!open)
setSearch('')
setQuestion('')
setAnswer(undefined)
setPromptIndex(0)
dispatchPromptData({ type: 'remove-last-item' })
setHasError(false)
setIsLoading(false)
}
const handleConfirm = React.useCallback(
async (query: string) => {
setAnswer(undefined)
setQuestion(query)
setSearch('')
dispatchPromptData({ index: promptIndex, answer: undefined, query })
setHasError(false)
setIsLoading(true)
const eventSource = new SSE(`api/vector-search`, {
headers: {
apikey: process.env.NEXT_PUBLIC_SUPABASE_ANON_KEY ?? '',
Authorization: `Bearer ${process.env.NEXT_PUBLIC_SUPABASE_ANON_KEY}`,
'Content-Type': 'application/json',
},
payload: JSON.stringify({ query }),
})
function handleError<T>(err: T) {
setIsLoading(false)
setHasError(true)
console.error(err)
}
eventSource.addEventListener('error', handleError)
eventSource.addEventListener('message', (e: any) => {
try {
setIsLoading(false)
if (e.data === '[DONE]') {
setPromptIndex((x) => {
return x + 1
})
return
}
// 应该在代码顶部放置断言，以确保 `e.data` 符合 `string` 类型
// 另外，请注意，使用类型断言会带来运行时错误的风险，因此对于不确定类型的值，请确保进行有效的类型验证
const completionResponse= JSON.parse(e.data);
const text = completionResponse.choices[0].delta?.content || "";
setAnswer((answer) => {
const currentAnswer = answer ?? ''
dispatchPromptData({
index: promptIndex,
answer: currentAnswer + text,
})
return (answer ?? '') + text
})
} catch (err) {
handleError(err)
}
})
eventSource.stream()
eventSourceRef.current = eventSource
setIsLoading(true)
},
[promptIndex, promptData]
)
const handleSubmit: React.FormEventHandler<HTMLFormElement> = (e) => {
e.preventDefault()
console.log(search)
handleConfirm(search)
}
return (
<>
<button
onClick={() => setOpen(true)}
className="text-base flex gap-2 items-center px-4 py-3 z-50 relative
text-slate-500 dark:text-slate-400 hover:text-slate-700 dark:hover:text-slate-300
transition-colors
rounded-full
dark:bg-slate-800
dark:hover:bg-slate-700
bg-white/50 backdrop-blur-sm hover:bg-white/80
border border-slate-200 dark:border-slate-500 hover:border-slate-300 dark:hover:border-slate-500
w-full
md:min-w-[580px] "
>
<Search width={15} />
<span className="border border-l h-5"></span>
<span className="inline-block ml-4">请输入法律问题</span>
<kbd
className="absolute right-3 top-4
pointer-events-none inline-flex h-5 select-none items-center gap-1
rounded border border-slate-100 bg-slate-100 px-1.5
font-mono text-[10px] font-medium
text-slate-600 dark:border-slate-700 dark:bg-slate-900 dark:text-slate-400
opacity-100 "
>
<span className="text-xs">⌘</span>K
</kbd>{' '}
</button>
<Dialog open={open}>
<DialogContent className="sm:max-w-[850px] text-black">
<DialogHeader>
<DialogTitle>AI 法律助手</DialogTitle>
<DialogDescription>
我是您的法律助手，请输入您想查询的问题
</DialogDescription>
<hr />
<button className="absolute top-0 right-2 p-2" onClick={() => setOpen(false)}>
<X className="h-4 w-4 dark:text-gray-100" />
</button>
</DialogHeader>
<form onSubmit={handleSubmit}>
<div className="grid gap-4 py-4 text-slate-700">
{question && (
<div className="flex gap-4">
<span className="bg-slate-100 dark:bg-slate-300 p-2 w-8 h-8 rounded-full text-center flex items-center justify-center">
<User width={18} />{' '}
</span>
<p className="mt-0.5 font-semibold text-slate-700 dark:text-slate-100">
{question}
</p>
</div>
)}
{isLoading && (
<div className="animate-spin relative flex w-5 h-5 ml-2">
<Loader />
</div>
)}
{hasError && (
<div className="flex items-center gap-4">
<span className="bg-red-100 p-2 w-8 h-8 rounded-full text-center flex items-center justify-center">
<Frown width={18} />
</span>
<span className="text-slate-700 dark:text-slate-100">
服务器繁忙，请稍后再试! 或者<a href="https://github.com/lvwzhen/law-cn-ai" target='_blank' className='underline underline-offset-4 decoration-slate-400/50 hover:text-indigo-500 hover:decoration-indigo-500'>自行部署</a>
</span>
</div>
)}
{answer && !hasError ? (
<div className="flex items-center gap-4 dark:text-white">
<span className="bg-green-500 p-2 w-8 h-8 rounded-full text-center flex items-center justify-center">
<Wand width={18} className="text-white" />
</span>
<h3 className="font-semibold">Answer:</h3>
{answer}
</div>
) : null}
<div className="relative">
<Input
placeholder="输入法律问题..."
name="search"
value={search}
onChange={(e) => setSearch(e.target.value)}
className="col-span-3"
/>
<CornerDownLeft
className={`absolute top-3 right-5 h-4 w-4 text-gray-300 transition-opacity ${
search ? 'opacity-100' : 'opacity-0'
}`}
/>
</div>
<div className="text-xs text-gray-500 md:flex space-y-2 md:space-y-0 gap-2 dark:text-gray-100">
Or try:{' '}
<button
type="button"
className="px-1.5 py-0.5
bg-slate-50 dark:bg-gray-500
hover:bg-slate-100 dark:hover:bg-gray-600
rounded border border-slate-200 dark:border-slate-600
transition-colors"
onClick={(_) =>
setSearch('离婚需要双方同意吗？')
}
>
离婚需要双方同意吗？
</button>
<button
type="button"
className="px-1.5 py-0.5
bg-slate-50 dark:bg-gray-500
hover:bg-slate-100 dark:hover:bg-gray-600
rounded border border-slate-200 dark:border-slate-600
transition-colors"
onClick={(_) =>
setSearch('民间借贷受国家保护的合法利息是多少？')
}
>
民间借贷受国家保护的合法利息是多少？
</button>
<button
type="button"
className="px-1.5 py-0.5
bg-slate-50 dark:bg-gray-500
hover:bg-slate-100 dark:hover:bg-gray-600
rounded border border-slate-200 dark:border-slate-600
transition-colors"
onClick={(_) =>
setSearch('欠了信用卡的钱还不上要坐牢吗？')
}
>
欠了信用卡的钱还不上要坐牢吗？
</button>
</div>
</div>
<DialogFooter>
<div className="text-xs text-gray-500 mt-4 md:m-0 dark:text-gray-100">
* 回答由 AI 检索法律文件后生成，不保证准确率，仅供参考学习！<a href="https://afdian.net/a/lvwzhen/plan" className='ml-1 underline decoration-wavy decoration-indigo-500 underline-offset-2 hover:text-indigo-500' target='_blank'>打赏赞助</a>
</div>
<Button type="submit" className="bg-red-500 block w-full md:w-auto md:inline-block">
Ask
</Button>
</DialogFooter>
</form>
</DialogContent>
</Dialog>
</>
)
}