Skip to main content

frontend-patterns

适用于 React、Next.js、状态管理、性能优化和 UI 最佳实践的前端开发模式。

소스 정보

저장소
xu-xiang/everything-claude-code-zh
최근 소스 활동
2026년 3월 5일 01:40
감지된 SKILL.md 언어
중국어
스타
2,007
포크
327

설치 방법

기본적으로 소스를 먼저 확인하는 Prompt가 선택됩니다. 직접 명령으로 전환하거나 로컬 사본을 다운로드할 수도 있습니다.

소스 파일 검토

설치 여부를 결정하기 전에 SKILL.md와 SkillsMP에 표시된 보조 파일을 읽어 보세요.

SKILL.md 표시 중

SKILL.md
소스 지침 · 읽기 전용 미리보기
name
frontend-patterns
description
适用于 React、Next.js、状态管理、性能优化和 UI 最佳实践的前端开发模式。
# 前端开发模式 适用于 React、Next.js 和高性能用户界面的现代前端模式。 ## 组件模式 ### 组合优于继承 (Composition over Inheritance) ```typescript // ✅ GOOD: 组件组合 interface CardProps { children: React.ReactNode variant?: 'default' | 'outlined' } export function Card({ children, variant = 'default' }: CardProps) { return <div className={`card card-${variant}`}>{children}</div> } export function CardHeader({ children }: { children: React.ReactNode }) { return <div className="card-header">{children}</div> } export function CardBody({ children }: { children: React.ReactNode }) { return <div className="card-body">{children}</div> } // 用法 <Card> <CardHeader>Title</CardHeader> <CardBody>Content</CardBody> </Card> ``` ### 复合组件 (Compound Components) ```typescript interface TabsContextValue { activeTab: string setActiveTab: (tab: string) => void } const TabsContext = createContext<TabsContextValue | undefined>(undefined) export function Tabs({ children, defaultTab }: { children: React.ReactNode defaultTab: string }) { const [activeTab, setActiveTab] = useState(defaultTab) return ( <TabsContext.Provider value={{ activeTab, setActiveTab }}> {children} </TabsContext.Provider> ) } export function TabList({ children }: { children: React.ReactNode }) { return <div className="tab-list">{children}</div> } export function Tab({ id, children }: { id: string, children: React.ReactNode }) { const context = useContext(TabsContext) if (!context) throw new Error('Tab must be used within Tabs') return ( <button className={context.activeTab === id ? 'active' : ''} onClick={() => context.setActiveTab(id)} > {children} </button> ) } // 用法 <Tabs defaultTab="overview"> <TabList> <Tab id="overview">Overview</Tab> <Tab id="details">Details</Tab> </TabList> </Tabs> ``` ### Render Props 模式 ```typescript interface DataLoaderProps<T> { url: string children: (data: T | null, loading: boolean, error: Error | null) => React.ReactNode } export function DataLoader<T>({ url, children }: DataLoaderProps<T>) { const [data, setData] = useState<T | null>(null) const [loading, setLoading] = useState(true) const [error, setError] = useState<Error | null>(null) useEffect(() => { fetch(url) .then(res => res.json()) .then(setData) .catch(setError) .finally(() => setLoading(false)) }, [url]) return <>{children(data, loading, error)}</> } // 用法 <DataLoader<Market[]> url="/api/markets"> {(markets, loading, error) => { if (loading) return <Spinner /> if (error) return <Error error={error} /> return <MarketList markets={markets!} /> }} </DataLoader> ``` ## 自定义 Hook 模式 ### 状态管理 Hook ```typescript export function useToggle(initialValue = false): [boolean, () => void] { const [value, setValue] = useState(initialValue) const toggle = useCallback(() => { setValue(v => !v) }, []) return [value, toggle] } // 用法 const [isOpen, toggleOpen] = useToggle() ``` ### 异步数据获取 Hook ```typescript interface UseQueryOptions<T> { onSuccess?: (data: T) => void onError?: (error: Error) => void enabled?: boolean } export function useQuery<T>( key: string, fetcher: () => Promise<T>, options?: UseQueryOptions<T> ) { const [data, setData] = useState<T | null>(null) const [error, setError] = useState<Error | null>(null) const [loading, setLoading] = useState(false) const refetch = useCallback(async () => { setLoading(true) setError(null) try { const result = await fetcher() setData(result) options?.onSuccess?.(result) } catch (err) { const error = err as Error setError(error) options?.onError?.(error) } finally { setLoading(false) } }, [fetcher, options]) useEffect(() => { if (options?.enabled !== false) { refetch() } }, [key, refetch, options?.enabled]) return { data, error, loading, refetch } } // 用法 const { data: markets, loading, error, refetch } = useQuery( 'markets', () => fetch('/api/markets').then(r => r.json()), { onSuccess: data => console.log('Fetched', data.length, 'markets'), onError: err => console.error('Failed:', err) } ) ``` ### 防抖 Hook (Debounce Hook) ```typescript export function useDebounce<T>(value: T, delay: number): T { const [debouncedValue, setDebouncedValue] = useState<T>(value) useEffect(() => { const handler = setTimeout(() => { setDebouncedValue(value) }, delay) return () => clearTimeout(handler) }, [value, delay]) return debouncedValue } // 用法 const [searchQuery, setSearchQuery] = useState('') const debouncedQuery = useDebounce(searchQuery, 500) useEffect(() => { if (debouncedQuery) { performSearch(debouncedQuery) } }, [debouncedQuery]) ``` ## 状态管理模式 ### Context + Reducer 模式 ```typescript interface State { markets: Market[] selectedMarket: Market | null loading: boolean } type Action = | { type: 'SET_MARKETS'; payload: Market[] } | { type: 'SELECT_MARKET'; payload: Market } | { type: 'SET_LOADING'; payload: boolean } function reducer(state: State, action: Action): State { switch (action.type) { case 'SET_MARKETS': return { ...state, markets: action.payload } case 'SELECT_MARKET': return { ...state, selectedMarket: action.payload } case 'SET_LOADING': return { ...state, loading: action.payload } default: return state } } const MarketContext = createContext<{ state: State dispatch: Dispatch<Action> } | undefined>(undefined) export function MarketProvider({ children }: { children: React.ReactNode }) { const [state, dispatch] = useReducer(reducer, { markets: [], selectedMarket: null, loading: false }) return ( <MarketContext.Provider value={{ state, dispatch }}> {children} </MarketContext.Provider> ) } export function useMarkets() { const context = useContext(MarketContext) if (!context) throw new Error('useMarkets must be used within MarketProvider') return context } ``` ## 性能优化 ### 记忆化 (Memoization) ```typescript // ✅ 使用 useMemo 处理高开销计算 const sortedMarkets = useMemo(() => { return markets.sort((a, b) => b.volume - a.volume) }, [markets]) // ✅ 使用 useCallback 处理传递给子组件的函数 const handleSearch = useCallback((query: string) => { setSearchQuery(query) }, []) // ✅ 使用 React.memo 处理纯组件 export const MarketCard = React.memo<MarketCardProps>(({ market }) => { return ( <div className="market-card"> <h3>{market.name}</h3> <p>{market.description}</p> </div> ) }) ``` ### 代码分割与懒加载 ```typescript import { lazy, Suspense } from 'react' // ✅ 懒加载重型组件 const HeavyChart = lazy(() => import('./HeavyChart')) const ThreeJsBackground = lazy(() => import('./ThreeJsBackground')) export function Dashboard() { return ( <div> <Suspense fallback={<ChartSkeleton />}> <HeavyChart data={data} /> </Suspense> <Suspense fallback={null}> <ThreeJsBackground /> </Suspense> </div> ) } ``` ### 长列表虚拟化 ```typescript import { useVirtualizer } from '@tanstack/react-virtual' export function VirtualMarketList({ markets }: { markets: Market[] }) { const parentRef = useRef<HTMLDivElement>(null) const virtualizer = useVirtualizer({ count: markets.length, getScrollElement: () => parentRef.current, estimateSize: () => 100, // 预估行高 overscan: 5 // 额外渲染的条目数 }) return ( <div ref={parentRef} style={{ height: '600px', overflow: 'auto' }}> <div style={{ height: `${virtualizer.getTotalSize()}px`, position: 'relative' }} > {virtualizer.getVirtualItems().map(virtualRow => ( <div key={virtualRow.index} style={{ position: 'absolute', top: 0, left: 0, width: '100%', height: `${virtualRow.size}px`, transform: `translateY(${virtualRow.start}px)` }} > <MarketCard market={markets[virtualRow.index]} /> </div> ))} </div> </div> ) } ``` ## 表单处理模式 ### 带验证的受控表单 ```typescript interface FormData { name: string description: string endDate: string } interface FormErrors { name?: string description?: string endDate?: string } export function CreateMarketForm() { const [formData, setFormData] = useState<FormData>({ name: '', description: '', endDate: '' }) const [errors, setErrors] = useState<FormErrors>({}) const validate = (): boolean => { const newErrors: FormErrors = {} if (!formData.name.trim()) { newErrors.name = 'Name is required' } else if (formData.name.length > 200) { newErrors.name = 'Name must be under 200 characters' } if (!formData.description.trim()) { newErrors.description = 'Description is required' } if (!formData.endDate) { newErrors.endDate = 'End date is required' } setErrors(newErrors) return Object.keys(newErrors).length === 0 } const handleSubmit = async (e: React.FormEvent) => { e.preventDefault() if (!validate()) return try { await createMarket(formData) // 成功处理 } catch (error) { // 错误处理 } } return ( <form onSubmit={handleSubmit}> <input value={formData.name} onChange={e => setFormData(prev => ({ ...prev, name: e.target.value }))} placeholder="Market name" /> {errors.name && <span className="error">{errors.name}</span>} {/* 其他字段 */} <button type="submit">Create Market</button> </form> ) } ``` ## 错误边界模式 (Error Boundary Pattern)
GitHub에서 보기
이 SKILL.md는 매우 커서 SkillsMP가 여기에는 첫 섹션만 미리 보여줍니다. GitHub에서 보기