Files
AIclinicalresearch/backend
HaHafeng 36ce1bbcb2 feat(iit): Complete Day 3 - WeChat Work integration and URL verification
Summary:
- Implement WechatService (314 lines, push notifications)
- Implement WechatCallbackController (501 lines, async reply mode)
- Complete iit_quality_check Worker with WeChat notifications
- Configure WeChat routes (GET + POST /wechat/callback)
- Configure natapp tunnel for local development
- WeChat URL verification test passed

Technical Highlights:
- Async reply mode to avoid 5-second timeout
- Message encryption/decryption using @wecom/crypto
- Signature verification using getSignature
- natapp tunnel: https://iit.nat100.top
- Environment variables configuration completed

Technical Challenges Solved:
- Fix environment variable naming (WECHAT_CORP_SECRET)
- Fix @wecom/crypto import (createRequire for CommonJS)
- Fix decrypt function parameters (2 params, not 4)
- Fix Token character recognition (lowercase l vs digit 1)
- Regenerate EncodingAESKey (43 chars, correct format)
- Configure natapp for internal network penetration

Test Results:
- WeChat developer tool verification: PASSED
- Return status: request success
- HTTP 200, decrypted 23 characters correctly
- Backend logs: URL verification successful

Documentation:
- Add Day3 WeChat integration development record
- Update MVP development task list (Day 2-3 completed)
- Update module status guide (v1.2 -> v1.3)
- Overall completion: 35% -> 50%

Progress:
- Module completion: 35% -> 50%
- Day 3 development: COMPLETED
- Ready for end-to-end testing (REDCap -> WeChat)
2026-01-03 00:13:36 +08:00
..
2025-10-12 09:51:11 +08:00

AI临床研究平台 - 后端服务

🏠 导航


快速开始

1. 环境要求

  • Node.js >= 18
  • PostgreSQL 15+
  • Redis 7+

2. 安装依赖

npm install

3. 配置环境变量

复制.env.example.env并配置:

cp .env.example .env

4. 初始化数据库

# 生成Prisma Client
npm run prisma:generate

# 执行数据库迁移
npm run prisma:migrate

# 可选打开Prisma Studio查看数据
npm run prisma:studio

5. 启动开发服务器

npm run dev

服务器将在 http://localhost:3001 启动

6. 验证服务

访问以下端点验证服务是否正常:

项目结构

backend/
├── prisma/
│   └── schema.prisma          # 数据库模型定义
├── src/
│   ├── config/
│   │   ├── env.ts             # 环境变量配置
│   │   └── database.ts        # 数据库连接
│   ├── controllers/           # 控制器层
│   ├── services/              # 业务逻辑层
│   ├── routes/                # 路由定义
│   ├── types/                 # TypeScript类型定义
│   ├── utils/                 # 工具函数
│   └── index.ts               # 应用入口
├── .env                       # 环境变量不提交到Git
├── .env.example               # 环境变量模板
├── package.json               # 项目配置
└── tsconfig.json              # TypeScript配置

NPM Scripts

  • npm run dev - 启动开发服务器hot reload
  • npm run build - 构建生产版本
  • npm run start - 启动生产服务器
  • npm run prisma:generate - 生成Prisma Client
  • npm run prisma:migrate - 执行数据库迁移
  • npm run prisma:studio - 打开Prisma Studio

数据库设计

详见:../docs/01-设计文档/数据库设计文档.md

API文档

详见:../docs/01-设计文档/API设计规范.md

技术栈

  • 框架: Fastify
  • ORM: Prisma
  • 数据库: PostgreSQL
  • 缓存: Redis
  • 语言: TypeScript
  • 日志: Pino

Day 5 完成情况

初始化后端项目Node.js + TypeScript 配置Fastify框架 配置Prisma ORM 创建数据库表(执行迁移) 数据库连接测试通过

所有核心功能已完成!🎉