📈 GMarket

GMarket is a real-time stock watchlist and market monitoring platform built with Angular (frontend) and Go (Fiber) (backend). It provides live stock price updates, market depth visualization, watchlist management, and scalable service-driven architecture.

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🚀 Features

📊 Market Monitoring

• Real-time LTP (Last Traded Price) updates
• Market depth visualization (bids & asks)
• Spread calculation
• Efficient viewport-based data fetching

⭐ Watchlist Management

• Create & switch between watchlists
• Add / remove stocks
• Persist watchlists per user

🔄 High Performance Rendering

• Angular CDK Virtual Scroll
• Fetches only visible stock data
• Optimized polling strategy
• Signal-based reactive UI

🔐 Authentication & Session Handling

• Secure login/logout
• Session token management
• Cookie-based auth support

🖼 Media Services

• Image upload support
• Profile avatar storage

🧠 Design Principles

• Single DB connection pool
• Dependency injection via constructors
• Viewport-driven data fetching
• Separation of concerns
• Stateless controllers
• Signal-based UI reactivity
• Service-driven backend architecture

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🧰 Tech Stack

Frontend

• Angular
• Angular Signals
• Angular CDK Virtual Scroll
• Angular Material
• TailwindCSS

Backend

• Go
• Fiber
• PostgreSQL
• database/sql
• JWT / Session tokens

Infrastructure

• Docker
• REST APIs
• Polling-based real-time updates

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⚙️ Setup Instructions

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🖥 Backend Setup

1. Clone repository

git clone https://github.com/Sahil2004/gmarket.git
cd gmarket/server

2. Configure environment variables

Create .env from example.env

3. To run the complete backend and frontend with database:

The database is setup in the docker compose itself.

docker compose up

To run for development:

docker compose watch

and in another terminal you can view the logs:

docker compose logs -f

3. To run only backend

go mod tidy
go run main.go

Server runs on:

http://localhost:3000

To run only frontend

cd client
npm install
npm start

Frontend runs on:

http://localhost:4200

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License

This project is under GPL-v2. You can view it at LICENSE.

Author

For any information or just to say hi, you can contact me at: me.sahil.gg@gmail.com.