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

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title, impact, impactDescription, type, tags

title

impact

impactDescription

type

Event Modifier Order Matters

Impact: MEDIUM - When chaining event modifiers, the order determines behavior because Vue generates code in the same sequence. Using .prevent.self vs .self.prevent produces different results that can cause subtle bugs in event handling.

Task Checklist

Always consider modifier order when chaining multiple modifiers
Use .prevent.self to prevent default on element AND children
Use .self.prevent to prevent default ONLY on the element itself
Test event behavior on both the element and its children

Incorrect:

<!-- WRONG: Unintended behavior - prevents clicks on children too -->
<template>
  <div @click.prevent.self="handleClick">
    <button>Child Button</button> <!-- Default also prevented here! -->
  </div>
</template>

<!-- WRONG: Assuming order doesn't matter -->
<template>
  <!-- Developer expects only self clicks to be handled -->
  <!-- But .prevent runs first, affecting all clicks -->
  <a href="/page" @click.prevent.self="navigate">
    <span>Click me</span>
  </a>
</template>

Correct:

<!-- CORRECT: Only prevent default on the element itself -->
<template>
  <div @click.self.prevent="handleClick">
    <button>Child Button</button> <!-- Default NOT prevented here -->
  </div>
</template>

<!-- CORRECT: Prevent default on element and children -->
<template>
  <form @submit.prevent.self="onSubmit">
    <button type="submit">Submit</button>
  </form>
</template>

<!-- CORRECT: Explicit intent with separate handlers when needed -->
<template>
  <div @click.self="handleSelfClick">
    <button @click.prevent="handleChildClick">
      Child with prevented default
    </button>
  </div>
</template>

How Modifier Order Works

// Vue compiles modifiers in order, so:

// @click.prevent.self compiles to:
// event.preventDefault()
// if (event.target !== event.currentTarget) return
// handler()

// @click.self.prevent compiles to:
// if (event.target !== event.currentTarget) return
// event.preventDefault()
// handler()

Common Modifier Combinations

<!-- Stop propagation AND prevent default -->
<a @click.stop.prevent="handleClick">Link</a>

<!-- Capture mode with once -->
<div @click.capture.once="handleOnce">...</div>

<!-- Only exact modifier key combination -->
<button @click.ctrl.exact="onCtrlClick">Ctrl+Click Only</button>

Reference

Vue.js Event Handling - Event Modifiers

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