docs: 更新项目文档，完善需求和技术细节
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ylweng
260
scripts/backend/initSQLite.js
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260
scripts/backend/initSQLite.js
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#!/usr/bin/env node
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/**
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* SQLite数据库初始化脚本
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* 用于创建SQLite数据库表结构
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*/
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const sqlite3 = require('sqlite3').verbose();
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const path = require('path');
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const databaseConfig = require('../config/database');
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class SQLiteInitializer {
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constructor() {
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this.db = null;
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}
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/**
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* 创建数据库连接
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*/
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createConnection() {
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try {
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this.db = new sqlite3.Database(databaseConfig.storage);
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console.log('✅ SQLite数据库连接成功');
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return true;
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} catch (error) {
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console.error('❌ SQLite数据库连接失败:', error.message);
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return false;
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}
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}
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/**
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* 执行SQL语句
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*/
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run(sql, params = []) {
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return new Promise((resolve, reject) => {
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this.db.run(sql, params, function(err) {
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if (err) {
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reject(err);
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} else {
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resolve(this);
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}
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});
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});
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}
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/**
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* 创建users表
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*/
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async createUsersTable() {
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const sql = `
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CREATE TABLE IF NOT EXISTS users (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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username VARCHAR(50) UNIQUE NOT NULL,
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password VARCHAR(255) NOT NULL,
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phone VARCHAR(20) UNIQUE,
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email VARCHAR(100) UNIQUE,
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user_type VARCHAR(20) DEFAULT 'user',
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status INTEGER DEFAULT 1,
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created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
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updated_at DATETIME DEFAULT CURRENT_TIMESTAMP
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)
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`;
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try {
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await this.run(sql);
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console.log('✅ users表创建成功');
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return true;
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} catch (error) {
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console.error('❌ 创建users表失败:', error.message);
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return false;
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}
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}
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/**
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* 创建orders表
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*/
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async createOrdersTable() {
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const sql = `
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CREATE TABLE IF NOT EXISTS orders (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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order_number VARCHAR(50) UNIQUE NOT NULL,
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user_id INTEGER NOT NULL,
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total_amount DECIMAL(10,2) NOT NULL,
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payment_status INTEGER DEFAULT 0,
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shipping_status INTEGER DEFAULT 0,
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shipping_address TEXT,
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created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
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updated_at DATETIME DEFAULT CURRENT_TIMESTAMP,
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FOREIGN KEY (user_id) REFERENCES users (id)
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)
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`;
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try {
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await this.run(sql);
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console.log('✅ orders表创建成功');
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return true;
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} catch (error) {
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console.error('❌ 创建orders表失败:', error.message);
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return false;
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}
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}
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/**
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* 创建identifications表
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*/
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async createIdentificationsTable() {
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const sql = `
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CREATE TABLE IF NOT EXISTS identifications (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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user_id INTEGER NOT NULL,
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image_url VARCHAR(255) NOT NULL,
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result TEXT NOT NULL,
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confidence DECIMAL(5,4) NOT NULL,
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created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
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FOREIGN KEY (user_id) REFERENCES users (id)
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)
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`;
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try {
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await this.run(sql);
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console.log('✅ identifications表创建成功');
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return true;
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} catch (error) {
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console.error('❌ 创建identifications表失败:', error.message);
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return false;
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}
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}
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/**
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* 创建products表
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*/
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async createProductsTable() {
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const sql = `
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CREATE TABLE IF NOT EXISTS products (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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name VARCHAR(100) NOT NULL,
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category_id INTEGER,
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price DECIMAL(10,2) NOT NULL,
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stock INTEGER DEFAULT 0,
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image VARCHAR(255),
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description TEXT,
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status INTEGER DEFAULT 1,
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created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
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updated_at DATETIME DEFAULT CURRENT_TIMESTAMP
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)
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`;
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try {
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await this.run(sql);
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console.log('✅ products表创建成功');
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return true;
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} catch (error) {
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console.error('❌ 创建products表失败:', error.message);
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return false;
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}
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}
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/**
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* 插入初始管理员用户
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*/
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async insertAdminUser() {
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const sql = `
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INSERT OR IGNORE INTO users (username, password, phone, email, user_type, status)
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VALUES (?, ?, ?, ?, ?, ?)
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`;
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// 密码: admin123 (bcrypt加密)
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const hashedPassword = '$2b$10$92IXUNpkjO0rOQ5byMi.Ye4oKoEa3Ro9llC/.og/at2.uheWG/igi';
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try {
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await this.run(sql, [
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'admin',
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hashedPassword,
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'13800138000',
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'admin@example.com',
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'admin',
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1
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]);
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console.log('✅ 管理员用户创建成功');
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return true;
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} catch (error) {
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console.error('❌ 创建管理员用户失败:', error.message);
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return false;
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}
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}
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/**
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* 关闭数据库连接
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*/
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closeConnection() {
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if (this.db) {
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this.db.close();
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console.log('🔌 数据库连接已关闭');
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}
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}
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/**
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* 主初始化方法
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*/
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async initialize() {
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console.log('🚀 开始SQLite数据库初始化...');
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console.log(`📋 环境: ${process.env.NODE_ENV || 'development'}`);
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console.log(`🗄️ 数据库文件: ${databaseConfig.storage}`);
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console.log('─'.repeat(50));
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// 创建连接
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const connected = this.createConnection();
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if (!connected) {
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process.exit(1);
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}
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// 创建表
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const tablesCreated = await Promise.all([
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this.createUsersTable(),
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this.createOrdersTable(),
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this.createIdentificationsTable(),
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this.createProductsTable()
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]);
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if (tablesCreated.every(result => result)) {
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console.log('✅ 所有表创建成功');
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} else {
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console.error('❌ 表创建过程中出现错误');
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this.closeConnection();
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process.exit(1);
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}
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// 插入初始数据
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const adminCreated = await this.insertAdminUser();
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if (!adminCreated) {
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console.warn('⚠️ 管理员用户创建失败或已存在');
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}
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console.log('✅ SQLite数据库初始化完成');
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this.closeConnection();
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}
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}
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// 执行初始化
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const initializer = new SQLiteInitializer();
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// 处理命令行参数
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const args = process.argv.slice(2);
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if (args.includes('--help') || args.includes('-h')) {
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console.log(`
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使用方法: node scripts/initSQLite.js [选项]
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选项:
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--help, -h 显示帮助信息
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示例:
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node scripts/initSQLite.js # 完整初始化
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`);
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process.exit(0);
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}
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initializer.initialize().catch(error => {
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console.error('❌ 初始化过程中发生错误:', error.message);
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process.exit(1);
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});
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