sanbuphy
d35211071a
- standardize border-radius from 8px to 6px for consistent styling - adjust padding values from 1rem to 0.75rem for better visual hierarchy - remove redundant overflow-y properties for cleaner code
420 lines
9.1 KiB
Vue
420 lines
9.1 KiB
Vue
<template>
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<div class="dynamic-routes-demo">
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<div class="demo-header">
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<span class="icon">🔗</span>
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<span class="title">动态路由</span>
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<span class="subtitle">让URL变身数据容器</span>
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</div>
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<div class="intro-text">
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想象你在<span class="highlight">图书馆</span>找书：每本书都有编号（动态参数），你需要根据这个编号找到对应的书籍。动态路由就像这样，用<span class="highlight">占位符</span>匹配不同的内容。
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</div>
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<div class="demo-content">
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<!-- 参数类型说明 -->
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<div class="param-types">
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<div
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v-for="type in paramTypes"
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:key="type.name"
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:class="['param-card', { active: selectedType === type.name }]"
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@click="selectType(type)"
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>
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<div class="param-pattern">{{ type.pattern }}</div>
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<div class="param-name">{{ type.label }}</div>
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<div class="param-example">例: {{ type.example }}</div>
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</div>
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</div>
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<!-- 参数解析演示 -->
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<div class="parsing-demo">
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<div class="demo-section">
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<h5>📍 测试路径</h5>
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<div class="input-group">
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<span class="input-prefix">/</span>
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<input
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v-model="testPath"
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type="text"
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placeholder="user/123/profile"
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class="demo-input"
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@input="parsePath"
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>
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</div>
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<div class="hint-text">试试输入：user/123 或 products/electronics/456</div>
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</div>
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<div class="demo-section">
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<h5>🎯 匹配结果</h5>
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<div v-if="parseResult" class="result-box">
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<div class="result-row">
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<span class="result-label">匹配路由:</span>
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<code class="result-value">{{ parseResult.route }}</code>
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</div>
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<div v-if="Object.keys(parseResult.params).length" class="result-params">
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<span class="result-label">提取参数:</span>
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<div class="params-grid">
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<div
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v-for="(value, key) in parseResult.params"
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:key="key"
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class="param-tag"
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>
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<span class="param-key">{{ key }}</span>
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<span class="param-eq">=</span>
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<span class="param-val">{{ value }}</span>
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</div>
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</div>
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</div>
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</div>
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<div v-else class="no-result">
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<div class="no-match-icon">🔍</div>
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<div>输入路径查看解析结果</div>
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</div>
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</div>
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</div>
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</div>
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<div class="info-box">
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<span class="icon">💡</span>
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<strong>核心思想：</strong>动态路由用占位符（如 :id）捕获URL中的变量值，就像给数据贴上了"标签"，让组件可以通过这些标签获取具体内容。
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</div>
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</div>
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</template>
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<script setup>
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import { ref, computed } from 'vue'
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const selectedType = ref('required')
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const testPath = ref('user/123/profile')
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const paramTypes = [
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{
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name: 'required',
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pattern: ':id',
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label: '必填参数',
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example: '/user/123',
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description: 'URL中必须有对应的值'
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},
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{
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name: 'optional',
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pattern: ':id?',
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label: '可选参数',
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example: '/user 或 /user/123',
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description: '可以省略的参数'
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},
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{
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name: 'multiple',
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pattern: ':id+',
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label: '重复参数',
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example: '/files/a/b/c',
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description: '一个或多个值'
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},
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{
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name: 'zeroOrMore',
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pattern: ':id*',
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label: '灵活参数',
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example: '/tags 或 /tags/vue/router',
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description: '零个或多个值'
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}
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]
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const routePatterns = [
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{ pattern: '/user/:id', name: 'UserDetail' },
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{ pattern: '/user/:id/profile', name: 'UserProfile' },
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{ pattern: '/user/:id/:tab', name: 'UserTab' },
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{ pattern: '/products/:category/:id', name: 'ProductDetail' },
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{ pattern: '/search/:keyword?', name: 'Search' },
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{ pattern: '/files/:path*', name: 'FileBrowser' }
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]
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const selectType = (type) => {
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selectedType.value = type.name
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testPath.value = type.example.split(' 或 ')[0].replace('/', '')
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}
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const parsePath = () => {
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const path = testPath.value.trim()
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if (!path) return null
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for (const route of routePatterns) {
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const match = matchRoute(route.pattern, path)
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if (match) {
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return {
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route: route.pattern,
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params: match
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}
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}
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}
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return null
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}
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const matchRoute = (pattern, path) => {
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const regexPattern = pattern
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.replace(/:([^/]+)\*/g, '(.*)')
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.replace(/:([^/]+)\?/g, '([^/]*)')
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.replace(/:([^/]+)/g, '([^/]+)')
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const regex = new RegExp(`^${regexPattern}$`)
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const match = path.match(regex)
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if (!match) return null
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const paramNames = []
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const paramRegex = /:([^/]+)/g
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let paramMatch
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while ((paramMatch = paramRegex.exec(pattern)) !== null) {
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paramNames.push(paramMatch[1].replace(/[?*+]$/, ''))
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}
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const params = {}
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paramNames.forEach((name, index) => {
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params[name] = match[index + 1]
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})
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return params
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}
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const parseResult = computed(() => parsePath())
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parsePath()
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</script>
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<style scoped>
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.dynamic-routes-demo {
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border: 1px solid var(--vp-c-divider);
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border-radius: 6px;
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background: var(--vp-c-bg-soft);
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padding: 0.75rem;
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margin: 0.5rem 0;
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}
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.demo-header {
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display: flex;
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align-items: center;
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gap: 0.5rem;
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margin-bottom: 0.75rem;
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}
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.demo-header .icon { font-size: 1.25rem; }
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.demo-header .title { font-weight: bold; font-size: 1rem; }
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.demo-header .subtitle { color: var(--vp-c-text-2); font-size: 0.85rem; margin-left: 0.5rem; }
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.intro-text {
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font-size: 0.9rem;
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color: var(--vp-c-text-2);
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line-height: 1.6;
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margin-bottom: 1rem;
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padding: 0.75rem;
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background: var(--vp-c-bg);
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border-radius: 6px;
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}
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.intro-text .highlight {
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color: var(--vp-c-brand-1);
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font-weight: 500;
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}
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.demo-content {
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display: flex;
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flex-direction: column;
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gap: 1rem;
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}
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.param-types {
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display: grid;
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grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
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gap: 0.75rem;
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}
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.param-card {
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background: var(--vp-c-bg);
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border: 1px solid var(--vp-c-divider);
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border-radius: 6px;
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padding: 0.75rem;
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cursor: pointer;
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transition: all 0.2s;
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text-align: center;
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}
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.param-card:hover {
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border-color: var(--vp-c-brand);
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transform: translateY(-2px);
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}
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.param-card.active {
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border-color: var(--vp-c-brand);
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background: var(--vp-c-brand-soft);
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}
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.param-pattern {
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font-family: monospace;
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font-size: 1rem;
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font-weight: 600;
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color: var(--vp-c-brand);
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margin-bottom: 0.5rem;
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}
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.param-name {
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font-size: 0.85rem;
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font-weight: 500;
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color: var(--vp-c-text-1);
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margin-bottom: 0.25rem;
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}
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.param-example {
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font-size: 0.75rem;
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color: var(--vp-c-text-3);
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font-family: monospace;
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}
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.parsing-demo {
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display: grid;
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grid-template-columns: 1fr 1fr;
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gap: 1rem;
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}
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.demo-section {
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background: var(--vp-c-bg);
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border: 1px solid var(--vp-c-divider);
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border-radius: 6px;
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padding: 0.75rem;
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}
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.demo-section h5 {
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margin: 0 0 0.75rem 0;
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font-size: 0.85rem;
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color: var(--vp-c-text-2);
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font-weight: 500;
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}
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.input-group {
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display: flex;
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align-items: center;
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background: var(--vp-c-bg-soft);
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border: 1px solid var(--vp-c-divider);
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border-radius: 6px;
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overflow: hidden;
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margin-bottom: 0.5rem;
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}
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.input-prefix {
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padding: 0.5rem 0.5rem 0.5rem 0.75rem;
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color: var(--vp-c-text-3);
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font-family: monospace;
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font-size: 0.85rem;
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}
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.demo-input {
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flex: 1;
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border: none;
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background: transparent;
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padding: 0.5rem 0.75rem 0.5rem 0;
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font-size: 0.85rem;
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color: var(--vp-c-text-1);
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outline: none;
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font-family: monospace;
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}
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.hint-text {
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font-size: 0.75rem;
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color: var(--vp-c-text-3);
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margin-top: 0.5rem;
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}
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.result-box {
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display: flex;
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flex-direction: column;
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gap: 0.75rem;
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}
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.result-row {
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display: flex;
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align-items: center;
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gap: 0.5rem;
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}
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.result-label {
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font-size: 0.8rem;
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color: var(--vp-c-text-3);
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min-width: 60px;
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}
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.result-value {
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font-size: 0.85rem;
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color: var(--vp-c-text-1);
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font-family: monospace;
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background: var(--vp-c-bg-soft);
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padding: 0.25rem 0.5rem;
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border-radius: 4px;
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}
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.result-params {
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padding-top: 0.75rem;
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border-top: 1px solid var(--vp-c-divider);
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}
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.params-grid {
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display: flex;
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flex-wrap: wrap;
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gap: 0.5rem;
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margin-top: 0.5rem;
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}
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.param-tag {
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display: flex;
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align-items: center;
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gap: 0.25rem;
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background: var(--vp-c-brand-soft);
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padding: 0.25rem 0.6rem;
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border-radius: 4px;
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font-size: 0.8rem;
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}
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.param-key {
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color: var(--vp-c-brand);
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font-weight: 500;
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}
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.param-eq {
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color: var(--vp-c-text-3);
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}
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.param-val {
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color: var(--vp-c-text-1);
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}
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.no-result {
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text-align: center;
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padding: 2rem 1rem;
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color: var(--vp-c-text-3);
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font-size: 0.85rem;
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}
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.no-match-icon {
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font-size: 2rem;
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margin-bottom: 0.5rem;
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}
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.info-box {
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background: var(--vp-c-bg-alt);
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padding: 0.75rem;
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border-radius: 6px;
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font-size: 0.85rem;
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color: var(--vp-c-text-2);
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margin-top: 1rem;
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}
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.info-box .icon { margin-right: 0.25rem; }
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@media (max-width: 768px) {
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.param-types {
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grid-template-columns: repeat(2, 1fr);
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}
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.parsing-demo {
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grid-template-columns: 1fr;
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}
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}
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</style>
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