16gagent/cases/mealprep-v2/backend/README.md

MealPrep — Backend API

一款支持商品浏览、购物车、在线支付和物流追踪的电商应用。

Tech Stack

• Runtime: Node.js
• Framework: Fastify 5
• Language: TypeScript
• Database: SQLite (better-sqlite3)
• Auth: JWT + bcrypt

Getting Started

# Install dependencies
npm install

# Development (hot reload)
npm run dev

# Build
npm run build

# Production start
npm run start

# Run tests
npm test

Project Structure

src/
├── index.ts          # Server entry point
├── db/
│   ├── schema.ts     # SQLite schema
│   └── client.ts     # Database client
├── routes/
│   ├── auth.ts       # Auth routes (register/login/me)
│   └── *.ts          # CRUD routes
├── services/
│   └── *.ts          # Business logic
├── middleware/
│   └── auth.ts       # JWT middleware
├── types/
│   └── index.ts      # TypeScript types
└── __tests__/
    └── *.test.ts     # Tests

API Endpoints

Auth

• POST /api/auth/register — Register
• POST /api/auth/login — Login
• GET /api/auth/me — Current user (auth required)

Resources

users

• GET /api/users — List all
• GET /api/users/:id — Get by ID
• POST /api/users — Create
• PUT /api/users/:id — Update
• DELETE /api/users/:id — Delete

products

• GET /api/products — List all
• GET /api/products/:id — Get by ID
• POST /api/products — Create
• PUT /api/products/:id — Update
• DELETE /api/products/:id — Delete

orders

• GET /api/orders — List all
• GET /api/orders/:id — Get by ID
• POST /api/orders — Create
• PUT /api/orders/:id — Update
• DELETE /api/orders/:id — Delete

order_items

• GET /api/order_items — List all
• GET /api/order_items/:id — Get by ID
• POST /api/order_items — Create
• PUT /api/order_items/:id — Update
• DELETE /api/order_items/:id — Delete

logistics

• GET /api/logistics — List all
• GET /api/logistics/:id — Get by ID
• POST /api/logistics — Create
• PUT /api/logistics/:id — Update
• DELETE /api/logistics/:id — Delete

System

• GET /api/health — Health check