64 lines
1.8 KiB
JavaScript
64 lines
1.8 KiB
JavaScript
/**
|
||
* 防抖函数
|
||
* @param {Function} func - 要执行的函数
|
||
* @param {number} wait - 等待时间（毫秒）
|
||
*/
|
||
export const debounce = (fn, wait = 300) => {
|
||
let t
|
||
return (...args) => (clearTimeout(t), t = setTimeout(() => fn(...args), wait))
|
||
}
|
||
|
||
/**
|
||
* 节流函数
|
||
* @param {Function} func - 要执行的函数
|
||
* @param {number} limit - 时间限制（毫秒）
|
||
*/
|
||
export const throttle = (fn, limit = 300) => {
|
||
let t
|
||
return (...args) => !t && (fn(...args), t = setTimeout(() => t = null, limit))
|
||
}
|
||
|
||
/**
|
||
* 深拷贝（使用原生 API）
|
||
* @param {any} obj - 要拷贝的对象
|
||
*/
|
||
export const deepClone = (obj) => structuredClone(obj)
|
||
|
||
/**
|
||
* 生成随机 Id
|
||
* @param {number} length - 长度
|
||
*/
|
||
export const generateId = (length = 8) =>
|
||
Math.random().toString(36).slice(2, 2 + length)
|
||
|
||
/**
|
||
* 本地存储工具
|
||
*/
|
||
export const storage = {
|
||
get: (key, defaultValue = null) => {
|
||
try {
|
||
const item = localStorage.getItem(key)
|
||
return item ? JSON.parse(item) : defaultValue
|
||
} catch { return defaultValue }
|
||
},
|
||
set: (key, value) => { try { localStorage.setItem(key, JSON.stringify(value)); return true } catch { return false } },
|
||
remove: (key) => { try { localStorage.removeItem(key); return true } catch { return false } },
|
||
clear: () => { try { localStorage.clear(); return true } catch { return false } }
|
||
}
|
||
|
||
/**
|
||
* 检测设备类型
|
||
*/
|
||
export const getDeviceType = () => {
|
||
const ua = navigator.userAgent
|
||
if (/(tablet|ipad|playbook|silk)|(android(?!.*mobi))/i.test(ua)) return 'tablet'
|
||
if (/Mobile|Android|iP(hone|od)|IEMobile|BlackBerry|Kindle|Silk-Accelerated|(hpw|web)OS|Opera M(obi|ini)/.test(ua)) return 'mobile'
|
||
return 'desktop'
|
||
}
|
||
|
||
/**
|
||
* 复制到剪贴板
|
||
* @param {string} text - 要复制的文本
|
||
*/
|
||
export const copyToClipboard = (text) => navigator.clipboard.writeText(text).then(() => true).catch(() => false)
|