74 lines
2.1 KiB
JavaScript
74 lines
2.1 KiB
JavaScript
// 首先创建一个本地模块，通过相对路径引入
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// 注意：这个示例假设有一个名为utils.js的本地模块
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// 模拟本地utils.js模块的内容
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const utils = {
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formatNumber(num) {
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return num.toLocaleString('zh-CN');
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},
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calculateTax(amount, rate = 0.1) {
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return amount * rate;
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},
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generateId() {
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return `id-${Date.now()}-${Math.floor(Math.random() * 1000)}`;
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},
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formatDate(date = new Date()) {
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return date.toLocaleDateString('zh-CN');
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}
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};
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// 使用本地模块的函数
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function processOrder(order) {
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console.log(`处理订单: ${order.id || utils.generateId()}`);
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// 计算订单总额
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const total = order.items.reduce((sum, item) => sum + (item.price * item.quantity), 0);
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console.log(`订单总额: ${utils.formatNumber(total)}`);
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// 计算税费
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const taxRate = order.taxRate || 0.13;
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const tax = utils.calculateTax(total, taxRate);
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console.log(`税费(${taxRate * 100}%): ${utils.formatNumber(tax)}`);
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// 计算最终金额
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const finalAmount = total + tax;
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console.log(`最终金额: ${utils.formatNumber(finalAmount)}`);
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// 生成订单日期
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const orderDate = order.date ? new Date(order.date) : new Date();
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console.log(`订单日期: ${utils.formatDate(orderDate)}`);
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return {
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id: order.id || utils.generateId(),
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items: order.items,
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subtotal: total,
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tax: tax,
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total: finalAmount,
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date: utils.formatDate(orderDate)
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};
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}
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export default async function handler(input) {
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console.log("开始处理订单");
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// 默认订单或从输入获取
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const order = input.order || {
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items: [
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{ name: "产品A", price: 100, quantity: 2 },
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{ name: "产品B", price: 50, quantity: 1 },
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{ name: "产品C", price: 200, quantity: 3 }
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],
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taxRate: 0.13
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};
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// 处理订单
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const processedOrder = processOrder(order);
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return {
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message: '订单处理完成',
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order: processedOrder
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};
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}
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