refactor: 系统优化 - 错误处理、输入验证、无限滚动

主要改进:
- 新增配置管理 (server/config.js)
- 新增日志工具 (server/utils/logger.js)
- 添加全局错误处理中间件,统一错误响应格式
- 添加输入验证和 AppError 错误类
- 重构 db.js 迁移逻辑,代码更清晰
- 前端列表改为无限滚动加载,每页 20 条
- 封装 AppState 状态管理模块

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
lizhilun
2026-03-26 10:39:58 +08:00
co-authored by Claude Opus 4.6
parent 19e5a48f07
commit d551841035
12 changed files with 789 additions and 350 deletions
+104 -74
View File
@@ -1,95 +1,125 @@
const Database = require('better-sqlite3');
const bcrypt = require('bcryptjs');
const path = require('path');
const logger = require('./utils/logger');
const db = new Database(path.join(__dirname, '..', 'data.db'));
// 启用 WAL 模式和外键约束
db.pragma('journal_mode = WAL');
db.pragma('foreign_keys = ON');
// 创建表
db.exec(`
CREATE TABLE IF NOT EXISTS users (
id INTEGER PRIMARY KEY AUTOINCREMENT,
username TEXT UNIQUE NOT NULL,
password TEXT NOT NULL,
created_at DATETIME DEFAULT CURRENT_TIMESTAMP
);
/**
* 创建表结构
*/
function createTables() {
db.exec(`
CREATE TABLE IF NOT EXISTS users (
id INTEGER PRIMARY KEY AUTOINCREMENT,
username TEXT UNIQUE NOT NULL,
password TEXT NOT NULL,
created_at DATETIME DEFAULT CURRENT_TIMESTAMP
);
CREATE TABLE IF NOT EXISTS records (
id INTEGER PRIMARY KEY AUTOINCREMENT,
user_id INTEGER NOT NULL,
type TEXT NOT NULL CHECK(type IN ('income', 'expense')),
category TEXT NOT NULL,
amount REAL NOT NULL,
quantity INTEGER,
unit_price REAL,
boss TEXT,
partner TEXT,
source TEXT,
destination TEXT,
note TEXT,
created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
FOREIGN KEY (user_id) REFERENCES users(id)
);
CREATE TABLE IF NOT EXISTS records (
id INTEGER PRIMARY KEY AUTOINCREMENT,
user_id INTEGER NOT NULL,
type TEXT NOT NULL CHECK(type IN ('income', 'expense')),
category TEXT NOT NULL,
amount REAL NOT NULL,
quantity INTEGER,
unit_price REAL,
boss TEXT,
partner TEXT,
source TEXT,
destination TEXT,
note TEXT,
created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
FOREIGN KEY (user_id) REFERENCES users(id)
);
CREATE INDEX IF NOT EXISTS idx_records_user_id ON records(user_id);
CREATE INDEX IF NOT EXISTS idx_records_category ON records(category);
CREATE INDEX IF NOT EXISTS idx_records_created_at ON records(created_at);
CREATE INDEX IF NOT EXISTS idx_records_type ON records(type);
CREATE INDEX IF NOT EXISTS idx_records_boss ON records(boss);
CREATE INDEX IF NOT EXISTS idx_records_partner ON records(partner);
CREATE INDEX IF NOT EXISTS idx_records_source ON records(source);
CREATE INDEX IF NOT EXISTS idx_records_user_date ON records(user_id, created_at);
CREATE INDEX IF NOT EXISTS idx_records_user_category ON records(user_id, category, created_at);
CREATE INDEX IF NOT EXISTS idx_records_destination ON records(destination);
`);
CREATE INDEX IF NOT EXISTS idx_records_user_id ON records(user_id);
CREATE INDEX IF NOT EXISTS idx_records_category ON records(category);
CREATE INDEX IF NOT EXISTS idx_records_created_at ON records(created_at);
CREATE INDEX IF NOT EXISTS idx_records_type ON records(type);
CREATE INDEX IF NOT EXISTS idx_records_boss ON records(boss);
CREATE INDEX IF NOT EXISTS idx_records_partner ON records(partner);
CREATE INDEX IF NOT EXISTS idx_records_source ON records(source);
CREATE INDEX IF NOT EXISTS idx_records_user_date ON records(user_id, created_at);
CREATE INDEX IF NOT EXISTS idx_records_user_category ON records(user_id, category, created_at);
CREATE INDEX IF NOT EXISTS idx_records_destination ON records(destination);
`);
logger.debug('表结构创建完成');
}
// 迁移:去掉 category 的 CHECK 约束
try {
const tableInfo = db.prepare("SELECT sql FROM sqlite_master WHERE type='table' AND name='records'").get();
if (tableInfo && tableInfo.sql.includes("CHECK(category IN")) {
db.exec(`
CREATE TABLE records_new (
id INTEGER PRIMARY KEY AUTOINCREMENT,
user_id INTEGER NOT NULL,
type TEXT NOT NULL CHECK(type IN ('income', 'expense')),
category TEXT NOT NULL,
amount REAL NOT NULL,
quantity INTEGER,
unit_price REAL,
boss TEXT,
partner TEXT,
source TEXT,
destination TEXT,
note TEXT,
created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
FOREIGN KEY (user_id) REFERENCES users(id)
);
INSERT INTO records_new SELECT * FROM records;
DROP TABLE records;
ALTER TABLE records_new RENAME TO records;
`);
/**
* 迁移:去掉 category 的 CHECK 约束
*/
function migrateRemoveCategoryCheck() {
try {
const tableInfo = db.prepare("SELECT sql FROM sqlite_master WHERE type='table' AND name='records'").get();
if (tableInfo && tableInfo.sql.includes("CHECK(category IN")) {
logger.info('执行迁移:移除 category CHECK 约束');
db.exec(`
CREATE TABLE records_new (
id INTEGER PRIMARY KEY AUTOINCREMENT,
user_id INTEGER NOT NULL,
type TEXT NOT NULL CHECK(type IN ('income', 'expense')),
category TEXT NOT NULL,
amount REAL NOT NULL,
quantity INTEGER,
unit_price REAL,
boss TEXT,
partner TEXT,
source TEXT,
destination TEXT,
note TEXT,
created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
FOREIGN KEY (user_id) REFERENCES users(id)
);
INSERT INTO records_new SELECT * FROM records;
DROP TABLE records;
ALTER TABLE records_new RENAME TO records;
`);
logger.info('迁移完成:category CHECK 约束已移除');
}
} catch (e) {
logger.warn('迁移跳过 (category):', e.message);
}
} catch (e) {
console.log('Migration skipped:', e.message);
}
// 迁移:添加 rebate 列(派单返点)
try {
const cols = db.prepare("PRAGMA table_info(records)").all();
if (!cols.find(c => c.name === 'rebate')) {
db.exec("ALTER TABLE records ADD COLUMN rebate REAL");
/**
* 迁移:添加 rebate 列
*/
function migrateAddRebateColumn() {
try {
const cols = db.prepare("PRAGMA table_info(records)").all();
if (!cols.find(c => c.name === 'rebate')) {
logger.info('执行迁移:添加 rebate 列');
db.exec("ALTER TABLE records ADD COLUMN rebate REAL");
logger.info('迁移完成:rebate 列已添加');
}
} catch (e) {
logger.warn('迁移跳过 (rebate):', e.message);
}
} catch (e) {
console.log('Rebate migration skipped:', e.message);
}
// 初始化默认用户 lizhilun
const existingUser = db.prepare('SELECT id FROM users WHERE username = ?').get('lizhilun');
if (!existingUser) {
const hash = bcrypt.hashSync('lizhilun', 10);
db.prepare('INSERT INTO users (username, password) VALUES (?, ?)').run('lizhilun', hash);
/**
* 初始化默认用户
*/
function initDefaultUser() {
const existingUser = db.prepare('SELECT id FROM users WHERE username = ?').get('lizhilun');
if (!existingUser) {
const hash = bcrypt.hashSync('lizhilun', 10);
db.prepare('INSERT INTO users (username, password) VALUES (?, ?)').run('lizhilun', hash);
logger.info('默认用户 lizhilun 已创建');
}
}
// 执行初始化
createTables();
migrateRemoveCategoryCheck();
migrateAddRebateColumn();
initDefaultUser();
module.exports = db;