移除前端静态HTML页面，迁移至现代化前端框架
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<!DOCTYPE html>
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<html lang="zh-CN">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>活牛采购系统</title>
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<style>
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body { font-family: Arial, sans-serif; margin: 20px; }
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.container { max-width: 800px; margin: 0 auto; }
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.form-group { margin-bottom: 15px; }
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label { display: block; margin-bottom: 5px; }
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input, select { width: 100%; padding: 8px; box-sizing: border-box; }
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button { background-color: #007bff; color: white; padding: 10px 20px; border: none; cursor: pointer; }
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button:hover { background-color: #0056b3; }
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.response { margin-top: 20px; padding: 10px; background-color: #f8f9fa; border: 1px solid #dee2e6; }
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</style>
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</head>
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<body>
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<div class="container">
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<h1>活牛采购系统</h1>
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<h2>用户注册</h2>
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<form id="registerForm">
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<div class="form-group">
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<label for="username">用户名:</label>
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<input type="text" id="username" required>
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</div>
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<div class="form-group">
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<label for="password">密码:</label>
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<input type="password" id="password" required>
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</div>
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<div class="form-group">
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<label for="phone">手机号:</label>
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<input type="text" id="phone" required>
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</div>
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<button type="submit">注册</button>
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</form>
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<h2>用户登录</h2>
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<form id="loginForm">
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<div class="form-group">
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<label for="loginUsername">用户名:</label>
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<input type="text" id="loginUsername" required>
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</div>
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<div class="form-group">
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<label for="loginPassword">密码:</label>
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<input type="password" id="loginPassword" required>
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</div>
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<button type="submit">登录</button>
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</form>
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<h2>创建订单</h2>
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<form id="orderForm">
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<div class="form-group">
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<label for="cattleType">牛种:</label>
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<select id="cattleType" required>
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<option value="黄牛">黄牛</option>
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<option value="水牛">水牛</option>
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<option value="牦牛">牦牛</option>
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</select>
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</div>
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<div class="form-group">
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<label for="quantity">数量:</label>
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<input type="number" id="quantity" min="1" required>
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</div>
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<div class="form-group">
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<label for="unitPrice">单价:</label>
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<input type="number" id="unitPrice" step="0.01" min="0" required>
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</div>
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<button type="submit">创建订单</button>
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</form>
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<div class="response" id="response"></div>
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</div>
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<script>
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const baseUrl = 'http://localhost:3000/api';
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const responseDiv = document.getElementById('response');
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// 显示响应结果
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function showResponse(data) {
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responseDiv.innerHTML = `<pre>${JSON.stringify(data, null, 2)}</pre>`;
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}
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// 注册表单提交
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document.getElementById('registerForm').addEventListener('submit', async (e) => {
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e.preventDefault();
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const username = document.getElementById('username').value;
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const password = document.getElementById('password').value;
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const phone = document.getElementById('phone').value;
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try {
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const res = await fetch(`${baseUrl}/auth/register`, {
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method: 'POST',
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headers: { 'Content-Type': 'application/json' },
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body: JSON.stringify({ username, password, phone })
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});
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const data = await res.json();
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showResponse(data);
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} catch (error) {
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showResponse({ error: error.message });
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}
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});
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// 登录表单提交
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document.getElementById('loginForm').addEventListener('submit', async (e) => {
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e.preventDefault();
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const username = document.getElementById('loginUsername').value;
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const password = document.getElementById('loginPassword').value;
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try {
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const res = await fetch(`${baseUrl}/auth/login`, {
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method: 'POST',
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headers: { 'Content-Type': 'application/json' },
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body: JSON.stringify({ username, password })
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});
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const data = await res.json();
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// 保存token到localStorage
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if (data.token) {
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localStorage.setItem('token', data.token);
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}
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showResponse(data);
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} catch (error) {
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showResponse({ error: error.message });
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}
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});
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// 创建订单表单提交
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document.getElementById('orderForm').addEventListener('submit', async (e) => {
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e.preventDefault();
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const cattleType = document.getElementById('cattleType').value;
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const quantity = parseInt(document.getElementById('quantity').value);
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const unitPrice = parseFloat(document.getElementById('unitPrice').value);
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// 获取token
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const token = localStorage.getItem('token');
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if (!token) {
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showResponse({ error: '请先登录' });
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return;
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}
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try {
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const res = await fetch(`${baseUrl}/orders`, {
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method: 'POST',
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headers: {
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'Content-Type': 'application/json',
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'Authorization': `Bearer ${token}`
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},
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body: JSON.stringify({ cattleType, quantity, unitPrice })
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});
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const data = await res.json();
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showResponse(data);
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} catch (error) {
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showResponse({ error: error.message });
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}
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});
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</script>
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</body>
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</html>
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