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83 lines
1.8 KiB
83 lines
1.8 KiB
1 month ago
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/**
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* 防抖 Hook
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* 使用 lodash-es 的 debounce 函数
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*/
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import React, { useEffect, useMemo, useRef } from 'react';
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import { debounce } from 'lodash-es';
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/**
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* 防抖值 Hook
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* @param value 需要防抖的值
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* @param delay 延迟时间（毫秒）
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* @returns 防抖后的值
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*/
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export function useDebounceValue<T>(value: T, delay: number = 300): T {
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const [debouncedValue, setDebouncedValue] = React.useState<T>(value);
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useEffect(() => {
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const handler = setTimeout(() => {
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setDebouncedValue(value);
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}, delay);
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return () => {
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clearTimeout(handler);
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};
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}, [value, delay]);
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return debouncedValue;
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}
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/**
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* 防抖函数 Hook
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* @param callback 需要防抖的函数
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* @param delay 延迟时间（毫秒）
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* @returns 防抖后的函数
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*/
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export function useDebounce<T extends (...args: any[]) => any>(
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callback: T,
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delay: number = 300
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): T {
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const callbackRef = useRef(callback);
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// 更新 callback ref
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useEffect(() => {
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callbackRef.current = callback;
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}, [callback]);
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// 创建防抖函数
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const debouncedCallback = useMemo(() => {
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const func = (...args: Parameters<T>) => {
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callbackRef.current(...args);
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};
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return debounce(func, delay);
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}, [delay]);
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// 清理
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useEffect(() => {
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return () => {
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debouncedCallback.cancel();
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};
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}, [debouncedCallback]);
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return debouncedCallback as T;
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}
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/**
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* 使用示例：
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*
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* // 防抖值
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* const [searchText, setSearchText] = useState('');
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* const debouncedSearchText = useDebounceValue(searchText, 500);
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*
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* useEffect(() => {
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* // 使用防抖后的值进行搜索
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* search(debouncedSearchText);
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* }, [debouncedSearchText]);
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*
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* // 防抖函数
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* const handleSearch = useDebounce((text: string) => {
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* console.log('Searching:', text);
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* }, 500);
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*/
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