136 lines
4.5 KiB
JavaScript
136 lines
4.5 KiB
JavaScript
const sqlite3 = require('sqlite3').verbose();
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const db = new sqlite3.Database('./data/cashier.db');
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db.serialize(() => {
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// 插入订单项数据
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// 获取订单ID
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db.get("SELECT id FROM orders WHERE order_no = 'T001'", (err, row) => {
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if (err) {
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console.error('查询订单ID失败:', err);
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db.close();
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return;
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}
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if (!row) {
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console.log('未找到订单T001');
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db.close();
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return;
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}
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const orderId = row.id;
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console.log('订单T001的ID:', orderId);
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// 检查是否已存在订单项
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db.get("SELECT COUNT(*) as count FROM order_items WHERE order_id = ?", [orderId], (err, row) => {
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if (err) {
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console.error('查询订单项失败:', err);
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db.close();
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return;
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}
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if (row.count > 0) {
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console.log('订单项已存在，跳过插入');
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db.close();
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return;
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}
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// 插入订单项
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const orderItems = [
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{ order_id: orderId, product_id: 1, quantity: 2, unit_price: 3.5, total_price: 7.0 }, // 可口可乐 x2
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{ order_id: orderId, product_id: 4, quantity: 1, unit_price: 5, total_price: 5.0 }, // 旺旺雪饼 x1
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{ order_id: orderId, product_id: 8, quantity: 1, unit_price: 8.5, total_price: 8.5 } // 舒肤佳香皂 x1
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];
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const itemStmt = db.prepare('INSERT INTO order_items (order_id, product_id, quantity, unit_price, total_price, discount_amount, created_at) VALUES (?, ?, ?, ?, ?, 0, "2025-11-11 10:30:00")');
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orderItems.forEach(item => {
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itemStmt.run(item.order_id, item.product_id, item.quantity, item.unit_price, item.total_price, function(err) {
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if (err) {
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console.error('插入订单项失败:', err);
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} else {
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console.log('插入订单项成功，ID:', this.lastID);
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}
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});
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});
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itemStmt.finalize();
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// 插入其他订单的订单项
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insertOtherOrderItems(db);
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});
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});
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});
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function insertOtherOrderItems(db) {
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// 获取订单T002的ID
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db.get("SELECT id FROM orders WHERE order_no = 'T002'", (err, row) => {
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if (err) {
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console.error('查询订单T002 ID失败:', err);
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db.close();
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return;
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}
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if (!row) {
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console.log('未找到订单T002');
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db.close();
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return;
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}
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const orderId = row.id;
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console.log('订单T002的ID:', orderId);
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// 插入订单项
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const orderItems = [
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{ order_id: orderId, product_id: 2, quantity: 1, unit_price: 3.5, total_price: 3.5 }, // 百事可乐 x1
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{ order_id: orderId, product_id: 3, quantity: 1, unit_price: 8.5, total_price: 8.5 } // 乐事薯片 x1
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];
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const itemStmt = db.prepare('INSERT INTO order_items (order_id, product_id, quantity, unit_price, total_price, discount_amount, created_at) VALUES (?, ?, ?, ?, ?, 0, "2025-11-11 11:45:00")');
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orderItems.forEach(item => {
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itemStmt.run(item.order_id, item.product_id, item.quantity, item.unit_price, item.total_price, function(err) {
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if (err) {
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console.error('插入订单项失败:', err);
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} else {
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console.log('插入订单项成功，ID:', this.lastID);
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}
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});
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});
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itemStmt.finalize();
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// 获取订单T003的ID
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db.get("SELECT id FROM orders WHERE order_no = 'T003'", (err, row) => {
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if (err) {
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console.error('查询订单T003 ID失败:', err);
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db.close();
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return;
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}
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if (!row) {
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console.log('未找到订单T003');
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db.close();
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return;
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}
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const orderId = row.id;
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console.log('订单T003的ID:', orderId);
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// 插入订单项
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const orderItems = [
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{ order_id: orderId, product_id: 1, quantity: 5, unit_price: 3.5, total_price: 17.5 }, // 可口可乐 x5
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{ order_id: orderId, product_id: 9, quantity: 1, unit_price: 20, total_price: 20 } // 红塔山香烟 x1
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];
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const itemStmt = db.prepare('INSERT INTO order_items (order_id, product_id, quantity, unit_price, total_price, discount_amount, created_at) VALUES (?, ?, ?, ?, ?, 0, "2025-11-11 12:15:00")');
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orderItems.forEach(item => {
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itemStmt.run(item.order_id, item.product_id, item.quantity, item.unit_price, item.total_price, function(err) {
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if (err) {
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console.error('插入订单项失败:', err);
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} else {
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console.log('插入订单项成功，ID:', this.lastID);
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}
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});
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});
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itemStmt.finalize();
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db.close();
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});
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});
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} |