🌿 ReTh!nk – AI-Powered Upcycling Ideas

✨ Turn Waste Into Wonder — Powered by AI ✨

🎯 What is ReTh!nk?

ReTh!nk helps you discover creative ways to reuse everyday items instead of throwing them away. Simply upload a photo, and our AI generates personalized upcycling ideas tailored to your item.

✨ Features

Feature	Description
📸 Smart Upload	Upload photos of items you want to repurpose
🤖 AI Ideas	Get personalized reuse ideas powered by Gemini Vision
✅ Track Progress	Mark ideas as complete, track monthly goals
🔍 Search	Search items by name or material type
🔐 Secure Auth	JWT + Google OAuth authentication
📱 Responsive	Works on desktop and mobile

🛠️ Tech Stack

Layer	Technologies
Frontend	Next.js 14, React, Tailwind CSS, Framer Motion
Backend	Node.js, Express.js, TypeScript
Database	MongoDB Atlas (Mongoose)
AI	Google Gemini 3 API
Auth	JWT (httpOnly cookies), Google OAuth
Storage	Cloudinary (image uploads)
Email	Nodemailer (SMTP)

🚀 Quick Start

Prerequisites

• Node.js 18+
• MongoDB Atlas account
• Cloudinary account
• Google Cloud Console (for OAuth)
• Gemini API key

Backend Setup

cd backend
cp .env.example .env
# Fill in your environment variables
pnpm install
pnpm run dev

Frontend Setup

cd frontend
cp .env.example .env.local
# Set NEXT_PUBLIC_API_URL=http://localhost:5000/api
pnpm install
pnpm run dev

📡 API Endpoints

Endpoint	Method	Description
/api/auth/signup	POST	Register new user
/api/auth/login	POST	Login user
/api/auth/google	POST	Google OAuth login
/api/auth/me	GET	Get current user
/api/auth/forgot-password	POST	Request password reset
/api/auth/reset-password/:token	POST	Reset password
/api/items	GET	Get user's items (paginated, filterable)
/api/items	POST	Create new item
/api/items/:id	GET/PUT/DELETE	CRUD operations
/api/items/:id/ideas	POST	Generate AI ideas
/api/profile	GET/PUT	User profile operations

🔧 Environment Variables

Backend (.env)

PORT=5000
MONGO_URI=mongodb+srv://...
JWT_ACCESS_SECRET=your_secret
JWT_REFRESH_SECRET=your_secret
FRONTEND_URL=http://localhost:3000
GEMINI_API_KEY=your_gemini_key
CLOUDINARY_CLOUD_NAME=your_cloud_name
CLOUDINARY_API_KEY=your_api_key
CLOUDINARY_API_SECRET=your_api_secret
GOOGLE_CLIENT_ID=your_client_id
GOOGLE_CLIENT_SECRET=your_client_secret
SMTP_HOST=smtp.gmail.com
SMTP_PORT=587
SMTP_USER=your_email
SMTP_PASS=your_app_password

Frontend (.env.local)

NEXT_PUBLIC_API_URL=http://localhost:5000/api

📁 Project Structure

ReTh!nk/
├── backend/
│   ├── src/
│   │   ├── config/        # DB, Cloudinary config
│   │   ├── controllers/   # Route handlers
│   │   ├── middleware/    # Auth middleware
│   │   ├── models/        # Mongoose schemas
│   │   ├── routes/        # Express routes
│   │   ├── services/      # Email, Gemini services
│   │   └── server.ts      # Entry point
│   └── package.json
│
└── frontend/
    ├── src/
    │   ├── app/           # Next.js pages
    │   ├── components/    # React components
    │   ├── contexts/      # React contexts
    │   ├── hooks/         # Custom hooks
    │   └── lib/           # API client, utilities
    └── package.json

🌐 Live Demo

• Frontend: re-think-seven.vercel.app
• Backend API: rethink-backend-civb.onrender.com

📄 License

MIT License

_{Made with ❤️}