完善字段信息

server/db.js

@@ -2,7 +2,6 @@ const Database = require('better-sqlite3');
 const path = require('path');
 const fs = require('fs');
 
-// 确保数据目录存在
 const dataDir = '/app/data';
 if (!fs.existsSync(dataDir)) {
   fs.mkdirSync(dataDir, { recursive: true });
@@ -10,12 +9,9 @@ if (!fs.existsSync(dataDir)) {
 
 const dbPath = path.join(dataDir, 'xiaocai.db');
 const db = new Database(dbPath);
-
-
-// 启用 WAL 模式提升并发
 db.pragma('journal_mode = WAL');
 
-// 创建表
+// 创建基础表（如果不存在）
 db.exec(`
   CREATE TABLE IF NOT EXISTS users (
     username TEXT PRIMARY KEY,
@@ -27,7 +23,7 @@ db.exec(`
     id TEXT PRIMARY KEY,
     name TEXT NOT NULL,
     created_by TEXT NOT NULL,
-    white_list TEXT DEFAULT '',  -- 逗号分隔用户名，空表示所有人
+    white_list TEXT DEFAULT '',
     created_at TEXT DEFAULT (datetime('now','localtime'))
   );
 
@@ -36,7 +32,7 @@ db.exec(`
     room_id TEXT NOT NULL,
     user TEXT NOT NULL,
     text TEXT,
-    attachments TEXT,  -- JSON array of file paths
+    attachments TEXT,
     timestamp TEXT DEFAULT (datetime('now','localtime')),
     FOREIGN KEY(room_id) REFERENCES rooms(id)
   );
@@ -45,13 +41,17 @@ db.exec(`
     id TEXT PRIMARY KEY,
     room_id TEXT NOT NULL,
     item TEXT,
-    amount REAL,
-    method TEXT,
+    quantity INTEGER DEFAULT 1,
+    unit_price REAL DEFAULT 0,
+    amount REAL DEFAULT 0,
+    freight REAL DEFAULT 0,
+    payment_method TEXT DEFAULT '未指定',
+    invoice_type TEXT DEFAULT '无票',
     status TEXT DEFAULT '待处理',
     applicant TEXT,
+    remarks TEXT DEFAULT '',
     created_at TEXT DEFAULT (datetime('now','localtime')),
     updated_at TEXT DEFAULT (datetime('now','localtime')),
-    ai_notes TEXT,
     FOREIGN KEY(room_id) REFERENCES rooms(id)
   );
 
@@ -75,4 +75,21 @@ db.exec(`
   );
 `);
 
+// 为已有数据库添加可能缺失的列（安全迁移，忽略错误）
+const migrations = [
+  `ALTER TABLE purchases ADD COLUMN quantity INTEGER DEFAULT 1`,
+  `ALTER TABLE purchases ADD COLUMN unit_price REAL DEFAULT 0`,
+  `ALTER TABLE purchases ADD COLUMN freight REAL DEFAULT 0`,
+  `ALTER TABLE purchases ADD COLUMN invoice_type TEXT DEFAULT '无票'`,
+  `ALTER TABLE purchases ADD COLUMN payment_method TEXT DEFAULT '未指定'`,
+  `ALTER TABLE purchases ADD COLUMN remarks TEXT DEFAULT ''`,
+];
+for (const sql of migrations) {
+  try {
+    db.exec(sql);
+  } catch (e) {
+    // 列已存在或其他错误，忽略
+  }
+}
+
 module.exports = db;