🍔 FoodBuddy - Monolith Backend

FoodBuddy is a monolithic backend service for a food ordering application. It handles user authentication (with Google OAuth), restaurant and menu management, orders, payment processing, image uploads, and email notifications. It integrates major services like Stripe, Razorpay, Cloudinary, and SMTP to provide a complete backend solution for food delivery platforms.

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🧩 Features

• Google OAuth-based user authentication
• JWT-secured sessions
• Restaurant, menu, and food item management
• Add to cart, order placement, and order tracking
• Cloudinary integration for image uploads
• Stripe and Razorpay integration for secure payments
• SMTP-based email sending (OTP, notifications, etc.)
• Admin-level management of users, restaurants, and categories

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🛠 Technologies Used

• Go – Gin Web Framework
• MySQL – Relational DB with GORM ORM
• Docker – Containerized deployment
• Google OAuth2 – Social login
• Stripe & Razorpay – Payment gateways
• Cloudinary – Media upload/storage
• JWT – Token-based authentication
• SMTP (Gmail App) – Email notifications
• Kubernetes (Optional) – Deployment (k8s manifests included)

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⚙️ Requirements

Make sure you have the following installed:

System Requirements

• Go: v1.20+
• Docker: v20+
• MySQL: v8+
• Git: v2.30+
• SMTP-compatible email account (e.g., Gmail App Password)
• Stripe + Razorpay accounts
• Google Developer credentials for OAuth
• Cloudinary account

Go Dependencies

To download all Go modules:

go mod tidy

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🐳 Docker Setup

Clone the repository and build/run the Docker container.

1. Clone the project

git clone https://github.com/lijuuu/FoodBuddyMonolithBackend.git
cd FoodBuddyMonolithBackend

2. Create .env file

Use the .env.example file provided below to create your own .env.

cp .env.example .env

Edit .env and update the values with your own credentials.

3. Build Docker image

docker build -t foodbuddy-backend .

4. Run container

docker run -d --name foodbuddy \
  --env-file .env \
  -p 8080:8080 \
  foodbuddy-backend

App should now be available at: http://localhost:8080

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📦 Environment Variables

Key	Description
ServerURL	App base URL with port (e.g., localhost:8080)
PORT	Port to run the backend on
CLIENTID	Google OAuth Client ID
CLIENTSECRET	Google OAuth Client Secret
DBUSER	MySQL database username
DBPASSWORD	MySQL database password
DBNAME	MySQL database name
JWTSECRET	Secret for signing JWT tokens
CLOUDNAME	Cloudinary cloud name
CLOUDINARYACCESSKEY	Cloudinary API key
CLOUDINARYSECRETKEY	Cloudinary API secret
CLOUDINARYURL	Cloudinary URL
RAZORPAY_KEY_ID	Razorpay key ID
RAZORPAY_KEY_SECRET	Razorpay key secret
SMTPAPP	App password for SMTP email (Gmail, etc.)
STRIPE_KEY	Stripe secret key
STRIPE_WEBHOOK_SECRET	Stripe webhook secret

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🧪 .env.example

ServerURL=localhost:8080
PORT=8080

CLIENTID=your_google_oauth_client_id
CLIENTSECRET=your_google_oauth_client_secret

DBUSER=root
DBPASSWORD=your_db_password
DBNAME=foodbuddy

JWTSECRET=your_jwt_secret

CLOUDNAME=your_cloudinary_cloud_name
CLOUDINARYACCESSKEY=your_cloudinary_api_key
CLOUDINARYSECRETKEY=your_cloudinary_api_secret
CLOUDINARYURL=cloudinary://your_cloudinary_key:your_cloudinary_secret@your_cloudinary_name

RAZORPAY_KEY_ID=your_razorpay_key_id
RAZORPAY_KEY_SECRET=your_razorpay_key_secret

SMTPAPP=your_smtp_app_password

STRIPE_KEY=your_stripe_secret_key
STRIPE_WEBHOOK_SECRET=your_stripe_webhook_secret

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🧪 API Reference

You can find the full API documentation here: 👉 Postman Collection (View Only)

Use this to explore all routes, methods, request/response formats.

👨‍💻 Author

Liju Thomas GitHub

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