131 lines
4.1 KiB
JavaScript
131 lines
4.1 KiB
JavaScript
const Database = require('better-sqlite3');
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const path = require('path');
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const logger = require('./utils/logger');
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const db = new Database(path.join(__dirname, '..', 'data.db'));
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// 启用 WAL 模式和外键约束
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db.pragma('journal_mode = WAL');
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db.pragma('foreign_keys = ON');
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/**
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* 创建表结构
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*/
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function createTables() {
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db.exec(`
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CREATE TABLE IF NOT EXISTS users (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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username TEXT UNIQUE NOT NULL,
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password TEXT NOT NULL,
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created_at DATETIME DEFAULT CURRENT_TIMESTAMP
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);
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CREATE TABLE IF NOT EXISTS records (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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user_id INTEGER NOT NULL,
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type TEXT NOT NULL CHECK(type IN ('income', 'expense')),
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category TEXT NOT NULL,
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amount REAL NOT NULL,
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quantity INTEGER,
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unit_price REAL,
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boss TEXT,
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partner TEXT,
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source TEXT,
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destination TEXT,
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note TEXT,
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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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CREATE INDEX IF NOT EXISTS idx_records_user_id ON records(user_id);
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CREATE INDEX IF NOT EXISTS idx_records_category ON records(category);
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CREATE INDEX IF NOT EXISTS idx_records_created_at ON records(created_at);
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CREATE INDEX IF NOT EXISTS idx_records_type ON records(type);
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CREATE INDEX IF NOT EXISTS idx_records_boss ON records(boss);
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CREATE INDEX IF NOT EXISTS idx_records_partner ON records(partner);
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CREATE INDEX IF NOT EXISTS idx_records_source ON records(source);
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CREATE INDEX IF NOT EXISTS idx_records_user_date ON records(user_id, created_at);
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CREATE INDEX IF NOT EXISTS idx_records_user_category ON records(user_id, category, created_at);
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CREATE INDEX IF NOT EXISTS idx_records_destination ON records(destination);
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`);
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logger.debug('表结构创建完成');
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}
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/**
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* 迁移：去掉 category 的 CHECK 约束
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*/
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function migrateRemoveCategoryCheck() {
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try {
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const tableInfo = db.prepare("SELECT sql FROM sqlite_master WHERE type='table' AND name='records'").get();
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if (tableInfo && tableInfo.sql.includes("CHECK(category IN")) {
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logger.info('执行迁移：移除 category CHECK 约束');
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db.exec(`
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CREATE TABLE records_new (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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user_id INTEGER NOT NULL,
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type TEXT NOT NULL CHECK(type IN ('income', 'expense')),
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category TEXT NOT NULL,
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amount REAL NOT NULL,
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quantity INTEGER,
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unit_price REAL,
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boss TEXT,
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partner TEXT,
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source TEXT,
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destination TEXT,
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note TEXT,
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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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INSERT INTO records_new SELECT * FROM records;
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DROP TABLE records;
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ALTER TABLE records_new RENAME TO records;
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`);
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logger.info('迁移完成：category CHECK 约束已移除');
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}
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} catch (e) {
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logger.warn('迁移跳过 (category):', e.message);
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}
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}
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/**
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* 迁移：添加 rebate 列
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*/
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function migrateAddRebateColumn() {
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try {
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const cols = db.prepare("PRAGMA table_info(records)").all();
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if (!cols.find(c => c.name === 'rebate')) {
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logger.info('执行迁移：添加 rebate 列');
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db.exec("ALTER TABLE records ADD COLUMN rebate REAL");
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logger.info('迁移完成：rebate 列已添加');
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}
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} catch (e) {
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logger.warn('迁移跳过 (rebate):', e.message);
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}
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}
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/**
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* 初始化默认用户
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*/
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function initDefaultUser() {
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if (process.env.NODE_ENV === 'production') {
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logger.info('生产环境跳过默认用户初始化');
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return;
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}
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const existingUser = db.prepare('SELECT id FROM users WHERE username = ?').get('lizhilun');
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if (!existingUser) {
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const bcrypt = require('bcryptjs');
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const hash = bcrypt.hashSync('lizhilun', 10);
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db.prepare('INSERT INTO users (username, password) VALUES (?, ?)').run('lizhilun', hash);
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logger.info('开发默认用户 lizhilun 已创建');
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}
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}
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// 执行初始化
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createTables();
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migrateRemoveCategoryCheck();
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migrateAddRebateColumn();
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initDefaultUser();
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module.exports = db;
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