Kubbo
47306782a8
- 创建前端项目结构，包括 Vue 3、Uni-app 等相关配置 - 添加后端项目结构，使用 Express 和 TypeORM 连接数据库 - 实现基本的体重记录 CRUD 功能 - 配置项目相关文件，如 .gitignore、.npmrc 等
52 lines
1.5 KiB
JavaScript
52 lines
1.5 KiB
JavaScript
const express = require('express');
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const bodyParser = require('body-parser');
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const typeorm = require('typeorm');
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const app = express();
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const port = 3000;
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// 引入 reflect-metadata，这是 TypeORM 的依赖
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require('reflect-metadata');
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app.use(bodyParser.json());
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// 连接到数据库
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typeorm.createConnection().then(connection => {
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console.log('数据库连接成功');
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const weightRecordRepository = connection.getRepository('WeightRecord');
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// 添加体重记录
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app.post('/api/weight', async (req, res) => {
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try {
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const { date, weight, unit } = req.body;
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const weightRecord = weightRecordRepository.create({ date, weight, unit });
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await weightRecordRepository.save(weightRecord);
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res.status(200).send('体重记录成功');
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} catch (error) {
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console.error('保存体重记录失败:', error);
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res.status(500).send('保存体重记录失败');
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}
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});
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// 获取所有体重记录
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app.get('/api/weight', async (req, res) => {
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try {
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const weightRecords = await weightRecordRepository.find({
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order: {
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date: 'DESC'
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}
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});
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res.status(200).json(weightRecords);
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} catch (error) {
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console.error('获取体重记录失败:', error);
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res.status(500).send('获取体重记录失败');
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}
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});
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app.listen(port, () => {
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console.log(`后端服务运行在 http://localhost:${port}`);
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});
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}).catch(error => {
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console.error('数据库连接失败:', error);
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});
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