备份:修复前完整项目快照 2026-04-19
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# 采购付款分离改造修复方案
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## 问题分析
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经过代码分析,发现以下问题:
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1. **数据库表结构**:db-sqlite.js 文件中已经包含了所有必要的表创建语句,包括:
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- purchase_orders(采购订单表)
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- purchase_order_items(采购订单明细表)
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- payment_plans(付款计划表)
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- inventory_records(库存记录表)
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2. **API端点实现**:final-backend.js 文件中已经包含了所有必要的API端点:
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- 采购订单API:GET /api/purchase-orders, POST /api/purchase-orders, GET /api/purchase-orders/:id
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- 付款计划API:GET /api/payment-plans, POST /api/payment-plans, GET /api/payment-plans/:id, PUT /api/payment-plans/:id
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- 库存管理API:GET /api/inventory, GET /api/inventory/summary, POST /api/inventory/out
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3. **前端配置**:前端代码中已经正确配置了API调用,使用相对路径 /api/...
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## 修复方案
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### 步骤1:初始化数据库
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1. **运行数据库初始化脚本**:
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```bash
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node db-sqlite.js
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```
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2. **验证数据库表结构**:
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- 运行数据库表结构检查脚本
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- 确保所有必要的表都已创建
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### 步骤2:启动后端服务器
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1. **安装依赖项**:
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```bash
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npm install
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```
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2. **启动后端服务器**:
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```bash
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npm start
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```
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3. **验证服务器启动**:
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- 检查服务器是否在端口3002上运行
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- 访问 http://localhost:3002/api/health 验证健康检查端点
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### 步骤3:测试API端点
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1. **运行API端点测试脚本**:
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```bash
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node test-api-endpoints.js
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```
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2. **验证API响应**:
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- 确保所有API端点返回 200 状态码
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- 确保响应数据符合预期格式
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### 步骤4:测试前端连接
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1. **启动前端服务器**:
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```bash
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cd ../frontend
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npm install
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npm run dev
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```
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2. **验证前端连接**:
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- 访问 http://localhost:3006
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- 导航到采购订单、付款计划和库存管理页面
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- 验证数据加载是否正常
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## 具体修复措施
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### 1. 数据库表结构修复
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确保以下表都已创建:
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**purchase_orders表**:
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- id (INTEGER PRIMARY KEY AUTOINCREMENT)
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- code (TEXT NOT NULL)
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- purchase_request_id (INTEGER)
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- supplier_id (INTEGER)
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- supplier_name (TEXT)
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- total_amount (REAL DEFAULT 0)
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- currency (TEXT DEFAULT 'CNY')
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- order_date (TEXT)
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- delivery_date (TEXT)
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- status (TEXT DEFAULT 'pending')
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- created_by (TEXT)
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- created_at (TIMESTAMP DEFAULT CURRENT_TIMESTAMP)
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- updated_at (TIMESTAMP DEFAULT CURRENT_TIMESTAMP)
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**purchase_order_items表**:
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- id (INTEGER PRIMARY KEY AUTOINCREMENT)
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- purchase_order_id (INTEGER NOT NULL)
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- product_id (INTEGER)
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- product_name (TEXT NOT NULL)
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- specification (TEXT)
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- quantity (REAL NOT NULL)
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- unit (TEXT NOT NULL)
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- unit_price (REAL NOT NULL)
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- total_price (REAL NOT NULL)
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- remark (TEXT)
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- created_at (TIMESTAMP DEFAULT CURRENT_TIMESTAMP)
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- updated_at (TIMESTAMP DEFAULT CURRENT_TIMESTAMP)
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**payment_plans表**:
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- id (INTEGER PRIMARY KEY AUTOINCREMENT)
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- purchase_order_id (INTEGER NOT NULL)
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- code (TEXT NOT NULL)
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- payment_date (TEXT)
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- amount (REAL NOT NULL)
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- currency (TEXT DEFAULT 'CNY')
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- payment_type (TEXT DEFAULT 'partial')
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- status (TEXT DEFAULT 'pending')
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- description (TEXT)
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- created_by (TEXT)
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- created_at (TIMESTAMP DEFAULT CURRENT_TIMESTAMP)
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- updated_at (TIMESTAMP DEFAULT CURRENT_TIMESTAMP)
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**inventory_records表**:
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- id (INTEGER PRIMARY KEY AUTOINCREMENT)
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- record_type (TEXT NOT NULL)
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- purchase_request_id (INTEGER)
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- project_id (INTEGER)
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- product_id (INTEGER)
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- quantity (REAL NOT NULL)
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- unit_price (REAL)
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- total_amount (REAL)
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- record_date (TEXT)
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- operator (TEXT)
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- remark (TEXT)
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- created_at (TIMESTAMP DEFAULT CURRENT_TIMESTAMP)
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### 2. API端点修复
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确保以下API端点正确实现:
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**采购订单API**:
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- `GET /api/purchase-orders` - 获取采购订单列表
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- `POST /api/purchase-orders` - 创建采购订单
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- `GET /api/purchase-orders/:id` - 获取采购订单详情
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**付款计划API**:
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- `GET /api/payment-plans` - 获取付款计划列表
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- `POST /api/payment-plans` - 创建付款计划
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- `GET /api/payment-plans/:id` - 获取付款计划详情
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- `PUT /api/payment-plans/:id` - 更新付款计划
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**库存管理API**:
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- `GET /api/inventory` - 获取库存记录
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- `GET /api/inventory/summary` - 获取库存汇总
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- `POST /api/inventory/out` - 出库操作
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### 3. 前端连接修复
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确保前端代码正确调用API端点:
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- 采购订单页面:使用 `/api/purchase-orders` 端点
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- 付款计划页面:使用 `/api/payment-plans` 端点
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- 库存管理页面:使用 `/api/inventory` 端点
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## 验证测试
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### 1. 数据库表结构验证
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运行数据库表结构检查脚本,确保所有必要的表都已创建:
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```javascript
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const sqlite3 = require('sqlite3').verbose();
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const path = require('path');
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const dbPath = path.join(__dirname, 'company_finance.db');
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const db = new sqlite3.Database(dbPath, (err) => {
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if (err) {
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console.error('数据库连接失败:', err.message);
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process.exit(1);
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} else {
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console.log('数据库连接成功');
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checkTables();
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}
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});
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function checkTables() {
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console.log('正在检查数据库表结构...');
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const tables = [
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'purchase_orders',
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'purchase_order_items',
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'payment_plans',
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'inventory_records'
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];
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let checked = 0;
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tables.forEach(table => {
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db.get(`SELECT name FROM sqlite_master WHERE type='table' AND name='${table}'`, (err, row) => {
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checked++;
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if (err) {
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console.error(`检查表 ${table} 失败:`, err.message);
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} else if (row) {
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console.log(`✅ 表 ${table} 存在`);
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} else {
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console.log(`❌ 表 ${table} 不存在`);
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}
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if (checked === tables.length) {
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console.log('检查完成');
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db.close();
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}
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});
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});
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}
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```
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### 2. API端点验证
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运行API端点测试脚本,确保所有API端点正常响应:
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```javascript
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const http = require('http');
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const options = {
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hostname: 'localhost',
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port: 3002,
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timeout: 5000
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};
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function testApi(endpoint, method = 'GET', data = null) {
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return new Promise((resolve, reject) => {
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const reqOptions = {
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...options,
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path: endpoint,
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method,
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headers: {
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'Content-Type': 'application/json'
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}
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};
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const req = http.request(reqOptions, (res) => {
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let data = '';
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res.on('data', (chunk) => {
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data += chunk;
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});
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res.on('end', () => {
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try {
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const result = JSON.parse(data);
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resolve({ status: res.statusCode, data: result });
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} catch (error) {
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resolve({ status: res.statusCode, data: data });
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}
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});
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});
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req.on('error', (error) => {
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reject(error);
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});
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req.on('timeout', () => {
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req.destroy();
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reject(new Error('请求超时'));
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});
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if (data) {
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req.write(JSON.stringify(data));
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}
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req.end();
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});
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}
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async function runTests() {
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console.log('开始测试API端点...');
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try {
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// 测试采购订单API
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console.log('\n测试采购订单API:');
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const purchaseOrders = await testApi('/api/purchase-orders');
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console.log('GET /api/purchase-orders:', purchaseOrders.status);
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console.log('响应:', purchaseOrders.data);
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// 测试付款计划API
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console.log('\n测试付款计划API:');
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const paymentPlans = await testApi('/api/payment-plans');
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console.log('GET /api/payment-plans:', paymentPlans.status);
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console.log('响应:', paymentPlans.data);
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// 测试库存管理API
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console.log('\n测试库存管理API:');
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const inventory = await testApi('/api/inventory');
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console.log('GET /api/inventory:', inventory.status);
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console.log('响应:', inventory.data);
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console.log('\n测试完成');
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} catch (error) {
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console.error('测试失败:', error.message);
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}
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}
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runTests();
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```
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### 3. 前端功能验证
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1. **访问前端应用**:http://localhost:3006
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2. **导航到采购订单页面**:验证采购订单列表加载正常
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3. **导航到付款计划页面**:验证付款计划列表加载正常
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4. **导航到库存管理页面**:验证库存管理列表加载正常
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5. **测试创建功能**:尝试创建采购订单和付款计划
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6. **测试编辑功能**:尝试编辑采购订单和付款计划
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7. **测试库存操作**:尝试出库操作
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## 预期结果
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1. **数据库表结构**:所有必要的表都已创建
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2. **API端点**:所有API端点返回 200 状态码,响应数据符合预期格式
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3. **前端功能**:所有页面加载正常,功能操作正常
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## 修复总结
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1. **数据库初始化**:运行 db-sqlite.js 初始化数据库,确保所有必要的表都已创建
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2. **后端服务器**:启动后端服务器,确保API端点正常响应
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3. **前端连接**:启动前端服务器,确保前端正确调用API端点
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4. **功能验证**:测试所有功能,确保采购付款分离改造方案的需求能够实现
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通过以上修复步骤,应该能够解决获取采购订单列表失败、获取付款计划列表失败和库存管理列表失败的问题。
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