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254
前端源码/uni-app/utils/uni-compat.ts
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254
前端源码/uni-app/utils/uni-compat.ts
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/**
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* uni-app API 兼容层 - 用于 H5 环境
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* 提供最小的 API 实现，保持代码不变
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*/
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// Toast 提示
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export function showToast(options: { title: string; icon?: string; duration?: number }) {
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const toast = document.createElement('div')
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toast.className = 'uni-toast'
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toast.textContent = options.title
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toast.style.cssText = `
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position: fixed;
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top: 50%;
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left: 50%;
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transform: translate(-50%, -50%);
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background: rgba(0, 0, 0, 0.7);
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color: white;
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padding: 12px 24px;
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border-radius: 8px;
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font-size: 14px;
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z-index: 10000;
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max-width: 80%;
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text-align: center;
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`
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document.body.appendChild(toast)
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setTimeout(() => {
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document.body.removeChild(toast)
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}, options.duration || 2000)
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}
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// Loading 提示
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let loadingElement: HTMLElement | null = null
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export function showLoading(options: { title?: string; mask?: boolean }) {
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hideLoading()
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loadingElement = document.createElement('div')
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loadingElement.className = 'uni-loading'
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loadingElement.innerHTML = `
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<div style="
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position: fixed;
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top: 0;
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left: 0;
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right: 0;
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bottom: 0;
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background: ${options.mask ? 'rgba(0, 0, 0, 0.3)' : 'transparent'};
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display: flex;
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align-items: center;
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justify-content: center;
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z-index: 10000;
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">
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<div style="
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background: rgba(0, 0, 0, 0.7);
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color: white;
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padding: 20px;
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border-radius: 8px;
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text-align: center;
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">
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<div style="
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width: 30px;
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height: 30px;
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border: 3px solid rgba(255, 255, 255, 0.3);
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border-top-color: white;
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border-radius: 50%;
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animation: spin 1s linear infinite;
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margin: 0 auto 10px;
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"></div>
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<div>${options.title || '加载中...'}</div>
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</div>
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</div>
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`
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// 添加旋转动画
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if (!document.getElementById('uni-loading-style')) {
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const style = document.createElement('style')
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style.id = 'uni-loading-style'
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style.textContent = `
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@keyframes spin {
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to { transform: rotate(360deg); }
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}
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`
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document.head.appendChild(style)
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}
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document.body.appendChild(loadingElement)
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}
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export function hideLoading() {
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if (loadingElement) {
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document.body.removeChild(loadingElement)
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loadingElement = null
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}
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}
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// 本地存储
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export function setStorageSync(key: string, data: any) {
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try {
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localStorage.setItem(key, JSON.stringify(data))
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} catch (e) {
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console.error('setStorageSync error:', e)
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}
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}
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export function getStorageSync(key: string) {
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try {
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const data = localStorage.getItem(key)
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return data ? JSON.parse(data) : null
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} catch (e) {
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console.error('getStorageSync error:', e)
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return null
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}
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}
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export function removeStorageSync(key: string) {
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try {
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localStorage.removeItem(key)
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} catch (e) {
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console.error('removeStorageSync error:', e)
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}
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}
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// 导航
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export function navigateTo(options: { url: string }) {
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const path = options.url.split('?')[0]
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const query = options.url.split('?')[1]
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const params = new URLSearchParams(query)
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if (window.vueRouter) {
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window.vueRouter.push({
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path,
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query: Object.fromEntries(params)
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})
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}
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}
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export function redirectTo(options: { url: string }) {
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const path = options.url.split('?')[0]
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const query = options.url.split('?')[1]
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const params = new URLSearchParams(query)
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if (window.vueRouter) {
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window.vueRouter.replace({
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path,
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query: Object.fromEntries(params)
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})
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}
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}
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export function navigateBack(options?: { delta?: number }) {
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if (window.vueRouter) {
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window.vueRouter.go(-(options?.delta || 1))
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}
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}
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export function switchTab(options: { url: string }) {
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navigateTo(options)
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}
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// 系统信息
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export function getSystemInfoSync() {
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return {
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statusBarHeight: 0,
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windowWidth: window.innerWidth,
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windowHeight: window.innerHeight,
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platform: 'h5'
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}
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}
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// 请求
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export function request(options: any) {
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return fetch(options.url, {
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method: options.method || 'GET',
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headers: options.header || {},
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body: options.data ? JSON.stringify(options.data) : undefined
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})
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.then(res => res.json())
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.then(data => {
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options.success?.({ data })
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return { data }
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})
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.catch(err => {
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options.fail?.(err)
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throw err
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})
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}
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// 上传文件
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export function uploadFile(options: any) {
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const formData = new FormData()
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formData.append(options.name, options.filePath)
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if (options.formData) {
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Object.keys(options.formData).forEach(key => {
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formData.append(key, options.formData[key])
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})
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}
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return fetch(options.url, {
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method: 'POST',
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headers: options.header || {},
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body: formData
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})
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.then(res => res.json())
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.then(data => {
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options.success?.({ data })
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return { data }
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})
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.catch(err => {
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options.fail?.(err)
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throw err
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})
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}
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// 选择图片
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export function chooseImage(options: any) {
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const input = document.createElement('input')
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input.type = 'file'
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input.accept = 'image/*'
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input.multiple = options.count > 1
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input.onchange = (e: any) => {
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const files = Array.from(e.target.files || [])
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const tempFilePaths = files.map((file: any) => URL.createObjectURL(file))
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options.success?.({ tempFilePaths, tempFiles: files })
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}
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input.click()
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}
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// 全局 uni 对象
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export const uni = {
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showToast,
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showLoading,
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hideLoading,
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setStorageSync,
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getStorageSync,
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removeStorageSync,
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navigateTo,
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redirectTo,
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navigateBack,
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switchTab,
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getSystemInfoSync,
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request,
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uploadFile,
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chooseImage
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}
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// 挂载到全局
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if (typeof window !== 'undefined') {
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(window as any).uni = uni
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}
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export default uni
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