12451 b553c4e519 feat: API 统一 + 设备详情补全 + H5 导航优化
- API 路由统一: 移除 /api/h5/,统一 /api/pms/ 入口
- 二进制改名: api-server -> pms-api(与服务名一致)
- nginx: 合并 /api/ + /pms/api/ 为 /api/pms/
- 新增 docs/API.md 接口文档
- 后端: CabinetDetail 增加 rssi/pow_fail/address/soc 等字段
- Redis 管道批量读取仓体实时数据(SOC/电压/电流/功率)
- DB: 所有 TIMESTAMP 列改为 DATETIME(修复类型不匹配)
- 用户管理: 新增创建时间/修改时间列,状态改用 Switch
- 角色管理/用户管理: 操作按钮改为图标
- PC 设备详情: 基本信息补全 RSSI/ICCID/电源/地址
- PC 卡片: 通道统计改用 Lucide 图标,颜色统一
- PC 二维码: canvas 渲染,含编号文字,支持右键下载
- H5: 按 uni-app 规范修正导航(navigateTo 替代 reLaunch)
- H5: 详情页加返回导航条
- H5: 扫码支持摄像头(jsQR)+ ?id= 参数
- H5: 底部 tabBar 在所有页面常显
- H5: 首页统计改为 6 项(设备/通道/空闲/充电/充满/故障)
- H5: 下拉刷新 / 上拉加载
- 产品首页: 添加业务联系
- 文档: 清理过时文件,补充缺失规范章节
2026-07-04 04:03:02 +08:00

3.2 KiB

name, description
name description
features-hmr Vite's Hot Module Replacement (HMR) client API

HMR API

The HMR API is exposed via import.meta.hot. Primarily for framework and tooling authors.

Conditional Guard

Always guard HMR code for tree-shaking in production:

if (import.meta.hot) {
  // HMR code
}

TypeScript Support

Add to tsconfig.json:

{
  "compilerOptions": {
    "types": ["vite/client"]
  }
}

Self-Accepting Module

Module handles its own updates:

export const count = 1

if (import.meta.hot) {
  import.meta.hot.accept((newModule) => {
    if (newModule) {
      console.log('updated: count is now', newModule.count)
    }
  })
}

Accept Dependency Updates

React to changes in dependencies without self-reload:

import { foo } from './foo.js'

foo()

if (import.meta.hot) {
  // Single dependency
  import.meta.hot.accept('./foo.js', (newFoo) => {
    newFoo?.foo()
  })
  
  // Multiple dependencies
  import.meta.hot.accept(
    ['./foo.js', './bar.js'],
    ([newFooModule, newBarModule]) => {
      // Handle updates
    }
  )
}

Cleanup on Update

Clean up side effects before module is replaced:

function setupSideEffect() {
  const interval = setInterval(() => {}, 1000)
  return interval
}

const interval = setupSideEffect()

if (import.meta.hot) {
  import.meta.hot.dispose((data) => {
    clearInterval(interval)
  })
}

Prune Callback

Called when module is no longer imported:

if (import.meta.hot) {
  import.meta.hot.prune((data) => {
    // Cleanup when module is removed from page
  })
}

Persistent Data

Pass data between module instances:

if (import.meta.hot) {
  // Mutate properties, don't reassign data itself
  import.meta.hot.data.count = (import.meta.hot.data.count || 0) + 1
}

Invalidate

Force propagation to importers:

if (import.meta.hot) {
  import.meta.hot.accept((module) => {
    if (cannotHandleUpdate(module)) {
      import.meta.hot.invalidate()  // Propagate to importers
    }
  })
}

HMR Events

Listen to built-in events:

if (import.meta.hot) {
  import.meta.hot.on('vite:beforeUpdate', (payload) => {
    console.log('Update incoming')
  })
  
  import.meta.hot.on('vite:afterUpdate', (payload) => {
    console.log('Update applied')
  })
  
  import.meta.hot.on('vite:beforeFullReload', () => {
    console.log('Full reload')
  })
  
  import.meta.hot.on('vite:error', (error) => {
    console.error('HMR error', error)
  })
  
  import.meta.hot.on('vite:ws:connect', () => {
    console.log('WebSocket connected')
  })
  
  import.meta.hot.on('vite:ws:disconnect', () => {
    console.log('WebSocket disconnected')
  })
}

Custom Events

Send events to server:

// Client
if (import.meta.hot) {
  import.meta.hot.send('my:event', { msg: 'Hello from client' })
}

Receive from server:

// Client
if (import.meta.hot) {
  import.meta.hot.on('my:response', (data) => {
    console.log(data.msg)
  })
}

TypeScript for Custom Events

// events.d.ts
import 'vite/types/customEvent.d.ts'

declare module 'vite/types/customEvent.d.ts' {
  interface CustomEventMap {
    'my:event': { msg: string }
    'my:response': { msg: string }
  }
}