134 lines
3.1 KiB
Vue
134 lines
3.1 KiB
Vue
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<template>
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<div class="url-demo">
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<div class="demo-label">URL 访问流程 ── 点击逐步演示</div>
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<div class="flow">
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<div
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v-for="(step, index) in steps"
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:key="step.name"
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class="flow-step"
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:class="{ active: currentStep >= index }"
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@click="currentStep = index"
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>
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<div class="step-num">{{ index + 1 }}</div>
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<div class="step-content">
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<div class="step-name">{{ step.name }}</div>
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<div class="step-desc">{{ step.desc }}</div>
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<div v-if="currentStep >= index && step.detail" class="step-detail">
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{{ step.detail }}
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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="tap-hint">👆 点击查看各步骤详情</div>
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</div>
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</template>
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<script setup>
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import { ref } from 'vue'
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const currentStep = ref(0)
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const steps = [
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{ name: 'URL 解析', desc: '提取协议、域名、路径', detail: 'https://www.example.com → 协议:https, 域名:www.example.com' },
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{ name: 'DNS 解析', desc: '域名转换为 IP 地址', detail: 'www.example.com → 93.184.216.34' },
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{ name: 'TCP 连接', desc: '建立与服务器的连接', detail: '三次握手完成' },
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{ name: 'TLS 握手', desc: '建立加密通道（HTTPS）', detail: '交换密钥，验证证书' },
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{ name: '发送请求', desc: '发送 HTTP 请求', detail: 'GET /index.html HTTP/1.1' },
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{ name: '服务器处理', desc: '后端处理请求', detail: '查询数据库，返回 HTML' },
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{ name: '返回响应', desc: '接收服务器响应', detail: 'HTTP/1.1 200 OK, Content-Type: text/html' },
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{ name: '浏览器渲染', desc: '解析并显示页面', detail: '构建 DOM 树，计算样式，绘制页面' }
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]
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</script>
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<style scoped>
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.url-demo {
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border: 1px solid var(--vp-c-divider);
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border-radius: 8px;
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background: var(--vp-c-bg-soft);
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padding: 1rem 1.2rem;
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margin: 1rem 0;
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cursor: pointer;
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user-select: none;
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}
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.demo-label {
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font-size: 0.78rem;
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font-weight: bold;
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color: var(--vp-c-text-2);
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margin-bottom: 0.75rem;
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letter-spacing: 0.2px;
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}
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.flow {
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display: flex;
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flex-direction: column;
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gap: 0.3rem;
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}
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.flow-step {
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display: flex;
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gap: 0.6rem;
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padding: 0.4rem;
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border-radius: 6px;
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opacity: 0.4;
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transition: all 0.3s;
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background: var(--vp-c-bg);
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}
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.flow-step.active {
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opacity: 1;
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}
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.step-num {
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width: 1.3rem;
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height: 1.3rem;
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background: var(--vp-c-divider);
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border-radius: 50%;
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display: flex;
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align-items: center;
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justify-content: center;
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font-size: 0.65rem;
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font-weight: 600;
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color: var(--vp-c-text-2);
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flex-shrink: 0;
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}
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.flow-step.active .step-num {
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background: var(--vp-c-brand);
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color: white;
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}
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.step-content {
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flex: 1;
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}
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.step-name {
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font-size: 0.75rem;
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font-weight: 600;
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color: var(--vp-c-text-2);
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}
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.step-desc {
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font-size: 0.68rem;
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color: var(--vp-c-text-3);
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margin-top: 0.1rem;
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}
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.step-detail {
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font-size: 0.65rem;
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color: var(--vp-c-brand);
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margin-top: 0.3rem;
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padding: 0.3rem;
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background: var(--vp-c-bg-soft);
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border-radius: 4px;
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font-family: monospace;
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}
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.tap-hint {
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text-align: center;
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font-size: 0.72rem;
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color: var(--vp-c-text-3);
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margin-top: 0.75rem;
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}
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</style>
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