MeshRay 原生前端开发指南
🚀 快速开始
项目结构
web/
├── static/
│ ├── index.html # 主页面(Vue 应用入口)
│ └── js/
│ └── app.js # Vue 应用逻辑
└── embed.go # Go embed 配置
📦 技术栈
- Vue 3.4 - 渐进式 JavaScript 框架
- Element Plus - Vue 3 组件库
- Tailwind CSS - 实用优先的 CSS 框架
- CDN 加载 - 无需本地安装依赖
🎨 开发示例
1. 添加新页面
步骤 1: 在 HTML 中添加页面内容
<!-- 在 index.html 的主内容区添加 -->
<div v-if="currentPage === 'devices'">
<h2 class="text-2xl font-bold mb-6">设备管理</h2>
<div class="card p-6">
<el-button type="primary" @click="showCreateDevice = true">
<el-icon><Plus /></el-icon>
添加设备
</el-button>
<el-table :data="devices" style="width: 100%; margin-top: 20px;">
<el-table-column prop="name" label="名称"></el-table-column>
<el-table-column prop="ip" label="IP 地址"></el-table-column>
<el-table-column label="操作">
<template #default="{ row }">
<el-button size="small" @click="editDevice(row)">编辑</el-button>
<el-button size="small" type="danger" @click="deleteDevice(row)">删除</el-button>
</template>
</el-table-column>
</el-table>
</div>
</div>
步骤 2: 在 JS 中添加数据和逻辑
// app.js
const devices = ref([]);
const showCreateDevice = ref(false);
const loadDevices = async () => {
const response = await fetch(`${API_BASE}/devices`);
const result = await response.json();
devices.value = result.data || [];
};
const editDevice = (device) => {
ElementPlus.ElMessageBox.alert(`编辑设备:${device.name}`);
};
const deleteDevice = async (device) => {
await ElementPlus.ElMessageBox.confirm('确定删除?', '警告', { type: 'warning' });
const response = await fetch(`${API_BASE}/devices/${device.id}`, { method: 'DELETE' });
if (response.ok) {
ElementPlus.ElMessage.success('删除成功');
await loadDevices();
}
};
onMounted(() => {
loadDevices();
});
return { currentPage, devices, showCreateDevice, loadDevices, editDevice, deleteDevice };
2. 调用 API
GET 请求
const loadStats = async () => {
try {
const response = await fetch('/api/v1/dashboard/stats');
const result = await response.json();
if (response.ok && result.data) {
stats.networkCount = result.data.network_count;
stats.deviceCount = result.data.device_count;
}
} catch (error) {
console.error('加载失败:', error);
ElementPlus.ElMessage.error('加载数据失败');
}
};
POST 请求
const createNetwork = async () => {
try {
const response = await fetch('/api/v1/networks', {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({
name: newNetwork.name,
subnet_ipv4: newNetwork.subnet_ipv4,
listen_port: newNetwork.listen_port,
mesh_mode: newNetwork.mesh_mode
})
});
const result = await response.json();
if (response.ok) {
ElementPlus.ElMessage.success('创建成功');
showCreateNetworkDialog.value = false;
await loadNetworks();
} else {
ElementPlus.ElMessage.error(result.error || '创建失败');
}
} catch (error) {
ElementPlus.ElMessage.error('创建失败');
}
};
DELETE 请求
const deleteNetwork = async (network) => {
try {
await ElementPlus.ElMessageBox.confirm(
`确定删除 "${network.name}"?`,
'警告',
{ type: 'warning', confirmButtonText: '删除', cancelButtonText: '取消' }
);
const response = await fetch(`/api/v1/networks/${network.id}`, { method: 'DELETE' });
if (response.ok) {
ElementPlus.ElMessage.success('删除成功');
await loadNetworks();
} else {
const result = await response.json();
ElementPlus.ElMessage.error(result.error);
}
} catch (error) {
if (error !== 'cancel') {
ElementPlus.ElMessage.error('删除失败');
}
}
};
3. 使用 Element Plus 组件
对话框 (Dialog)
<el-dialog v-model="showDialog" title="标题" width="500px">
<el-form :model="formData" label-width="100px">
<el-form-item label="名称">
<el-input v-model="formData.name" placeholder="请输入名称"></el-input>
</el-form-item>
</el-form>
<template #footer>
<el-button @click="showDialog = false">取消</el-button>
<el-button type="primary" @click="handleSubmit">确定</el-button>
</template>
</el-dialog>
消息提示
// 成功消息
ElementPlus.ElMessage.success('操作成功');
// 错误消息
ElementPlus.ElMessage.error('操作失败');
// 警告消息
ElementPlus.ElMessage.warning('请注意');
// 确认对话框
await ElementPlus.ElMessageBox.confirm('确定执行?', '提示', {
confirmButtonText: '确定',
cancelButtonText: '取消',
type: 'warning'
});
// 提示框
ElementPlus.ElMessageBox.alert('这是一段提示信息', '标题', {
confirmButtonText: '确定'
});
表格 (Table)
<el-table :data="items" style="width: 100%">
<el-table-column prop="id" label="ID" width="80"></el-table-column>
<el-table-column prop="name" label="名称"></el-table-column>
<el-table-column prop="status" label="状态">
<template #default="{ row }">
<el-tag :type="row.status === 'active' ? 'success' : 'danger'">
{{ row.status === 'active' ? '运行中' : '已停止' }}
</el-tag>
</template>
</el-table-column>
<el-table-column label="操作" width="200">
<template #default="{ row }">
<el-button size="small" @click="view(row)">查看</el-button>
<el-button size="small" type="primary" @click="edit(row)">编辑</el-button>
</template>
</el-table-column>
</el-table>
4. 使用 Tailwind CSS
布局
<!-- Flexbox 布局 -->
<div class="flex items-center justify-between">
<div>左侧内容</div>
<div>右侧内容</div>
</div>
<!-- Grid 布局 -->
<div class="grid grid-cols-3 gap-4">
<div>列 1</div>
<div>列 2</div>
<div>列 3</div>
</div>
间距
<!-- 外边距 -->
<div class="m-4">上下左右 1rem</div>
<div class="mt-2">上边距 0.5rem</div>
<div class="mb-4">下边距 1rem</div>
<div class="mx-auto">水平居中</div>
<!-- 内边距 -->
<div class="p-4">上下左右 1rem</div>
<div class="px-6">左右 1.5rem</div>
<div class="py-2">上下 0.5rem</div>
颜色
<div class="bg-blue-500 text-white">蓝色背景白字</div>
<div class="bg-green-100 text-green-800">浅绿背景深绿字</div>
<div class="hover:bg-red-500">悬停变红</div>
响应式
<div class="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-4">
<!-- 手机 1 列,平板 2 列,桌面 4 列 -->
</div>
🔧 常用工具函数
格式化日期
const formatDate = (dateString) => {
return new Date(dateString).toLocaleString('zh-CN', {
year: 'numeric',
month: '2-digit',
day: '2-digit',
hour: '2-digit',
minute: '2-digit'
});
};
// 使用
{{ formatDate(network.created_at) }}
复制文本
const copyToClipboard = async (text) => {
try {
await navigator.clipboard.writeText(text);
ElementPlus.ElMessage.success('已复制到剪贴板');
} catch (error) {
ElementPlus.ElMessage.error('复制失败');
}
};
下载文件
const downloadFile = (content, filename, mimeType = 'text/plain') => {
const blob = new Blob([content], { type: mimeType });
const url = URL.createObjectURL(blob);
const link = document.createElement('a');
link.href = url;
link.download = filename;
link.click();
URL.revokeObjectURL(url);
};
// 使用:下载 WireGuard 配置
downloadFile(configText, 'wg0.conf', 'text/plain');
📋 完整页面模板
<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>页面标题</title>
<script src="https://cdn.tailwindcss.com"></script>
<script src="https://unpkg.com/vue@3/dist/vue.global.js"></script>
<link rel="stylesheet" href="https://unpkg.com/element-plus/dist/index.css">
<script src="https://unpkg.com/element-plus"></script>
<script src="https://unpkg.com/@element-plus/icons-vue"></script>
</head>
<body>
<div id="app">
<h1 class="text-3xl font-bold">{{ title }}</h1>
<button class="bg-blue-500 text-white px-4 py-2 rounded" @click="handleClick">
点击我
</button>
</div>
<script>
const { createApp, ref } = Vue;
createApp({
setup() {
const title = ref('我的页面');
const handleClick = () => {
ElementPlus.ElMessage.success('按钮被点击了');
};
return { title, handleClick };
}
}).use(ElementPlus).mount('#app');
</script>
</body>
</html>
🎯 最佳实践
1. 代码组织
// app.js
const API_BASE = '/api/v1';
// 按功能模块组织代码
const dashboardModule = {
stats: reactive({...}),
loadStats: async () => {...}
};
const networkModule = {
networks: ref([]),
createNetwork: async () => {...},
deleteNetwork: async (network) => {...}
};
// 统一导出
return {
...dashboardModule,
...networkModule
};
2. 错误处理
try {
const response = await fetch(url);
if (!response.ok) throw new Error('网络错误');
const result = await response.json();
// 处理结果
} catch (error) {
console.error('详细错误:', error);
ElementPlus.ElMessage.error('操作失败:' + error.message);
}
3. Loading 状态
const loading = ref(false);
const loadData = async () => {
loading.value = true;
try {
// API 调用
} finally {
loading.value = false;
}
};
// UI 显示
<el-button :loading="loading">加载数据</el-button>
🐛 调试技巧
控制台日志
console.log('当前状态:', stats);
console.error('发生错误:', error);
console.warn('警告信息:', warning);
Vue DevTools
安装 Vue DevTools 浏览器扩展:
- 查看组件树
- 检查响应式数据
- 调试事件
Network 面板
浏览器开发者工具 → Network:
- 查看 API 请求
- 检查请求参数
- 分析响应数据
📞 常见问题
Q: 如何添加新的 CDN 资源?
A: 在 <head> 标签中添加:
<script src="https://unpkg.com/axios/dist/axios.min.js"></script>
Q: 如何使用自定义样式?
A: 在 <style> 标签中添加:
<style>
.custom-class {
color: red;
}
</style>
Q: 如何访问后端 API?
A: 使用相对路径,Gin 会自动代理:
fetch('/api/v1/networks') // ✅ 正确
fetch('http://localhost:8080/api/v1/networks') // ❌ 错误
最后更新: 2026-03-20
适用版本: MeshRay 2.0+