DSA Round Robin

DSA Round Robin is a real-time collaborative platform for gamified Data Structures and Algorithms (DSA) practice. It features 1v1 coding battles, real-time chat, friend duels, global leaderboards, and progress tracking in a high-performance environment.

Tech Stack

The project uses a monorepo architecture managed by TurboRepo.

Core

• Monorepo: TurboRepo
• Package Manager: pnpm
• Language: TypeScript

Frontend (apps/web)

• Framework: Next.js 16 (App Router)
• Styling: TailwindCSS v4
• UI Components: Radix UI, Lucide React
• State Management: Zustand
• Code Editor: CodeMirror
• Animations: Framer Motion

Backend (apps/server)

• Runtime: Node.js
• Framework: Express.js
• Real-time: Socket.io
• Background Tasks: Custom worker service (apps/worker)

Database and Infrastructure

• Database: PostgreSQL
• ORM: Prisma
• Caching/Queues: Redis (BullMQ)
• Containerization: Docker

Project Structure

Apps

• web: Main Next.js frontend.
• server: Express.js backend for API and WebSockets.
• worker: Background service for asynchronous tasks.

Packages

• db: Prisma schema and database client.
• ui: Shared UI components.
• queue: Redis queue configurations.
• types: Shared TypeScript interfaces.
• questions-set: Shared question data or logic.
• eslint-config: Shared linting rules.
• typescript-config: Shared TS configurations.

Getting Started

Prerequisites

• Node.js (v22 or higher)
• pnpm (v9 or higher)
• Docker

Installation

1. Clone the repository:

   git clone https://github.com/sahitya-chandra/DSA-Round-Robin.git
   cd DSA-Round-Robin

2. Install dependencies:

   pnpm install

3. Configure environment variables:

   cp .env.example .env

4. Start infrastructure services:

   pnpm services:start

5. Set up the database:

   pnpm db:migrate
   pnpm db:generate

6. Start the development environment:

   pnpm dev

Available Scripts

• pnpm dev: Start all apps in development mode.
• pnpm build: Build all apps and packages.
• pnpm lint: Run linting across the repository.
• pnpm format: Format code with Prettier.
• pnpm check-types: Run type checking.
• pnpm services:start: Start Docker containers.
• pnpm services:stop: Stop Docker containers.
• pnpm db:studio: Open Prisma Studio.