Commercial Translation Website

A complete commercial translation platform with user authentication, Chinese-to-English translation services, Chrome extension integration, and payment processing.

Features

• User registration and authentication
• Platform selection (Amazon, eBay)
• Chinese to English translation using Google Cloud Translation API
• Chrome extension for tab content capture
• Payment integration (Alipay/WeChat Pay)
• Billing system: first 10 translations free, then 1 RMB per use
• User balance management and transaction history

Project Structure

├── backend/          # FastAPI backend application
├── frontend/         # React frontend application
├── chrome-extension/ # Chrome extension for tab capture
└── README.md

Setup Instructions

Backend

cd backend
poetry install
poetry run fastapi dev app/main.py

Frontend

cd frontend
npm install
npm run dev

Chrome Extension

1. Open Chrome and navigate to chrome://extensions/
2. Enable "Developer mode"
3. Click "Load unpacked" and select the chrome-extension directory

API Endpoints

• POST /api/auth/register - User registration
• POST /api/auth/login - User login
• GET /api/user/profile - Get user profile
• POST /api/translate - Translate text
• GET /api/translations/history - Get translation history
• POST /api/payment/topup - Top up user balance
• GET /api/user/balance - Get user balance

Technology Stack

• Backend: FastAPI, SQLite, JWT authentication
• Frontend: React, TypeScript, Tailwind CSS
• Translation: Google Cloud Translation API
• Payments: Alipay Global API
• Chrome Extension: Manifest V3