ConnectStore - E-Commerce Product Catalog

A modern, high-performance e-commerce product catalog built with React, TypeScript, and Nx monorepo architecture. Features advanced filtering, virtual scrolling, and seamless state management.

🚀 Tech Stack

Core Technologies

• React 19 - Latest React with concurrent features
• TypeScript 5.9 - Type-safe development
• Nx 21.5 - Modern monorepo tooling and build system
• Vite 7 - Lightning-fast development and bundling
• Node.js - JavaScript runtime

State Management & Data

• Redux Toolkit (RTK) 2.9 - Predictable state management
• React Redux 9.2 - React bindings for Redux
• React Router DOM 6.29 - Client-side routing with URL sync

UI & Styling

• Bootstrap 5.3 - Responsive design system
• Sass - Enhanced CSS with variables and mixins
• CSS Modules - Scoped component styling

Performance & Optimization

• @tanstack/react-virtual 3.13 - Virtual scrolling for large lists
• SWC - Fast TypeScript/JavaScript compiler
• Code Splitting - Lazy loading and bundle optimization

Testing & Quality

• Jest 30 - Unit testing framework
• React Testing Library 16 - Component testing utilities
• Cypress 14 - End-to-end testing
• ESLint 9 - Code linting and formatting
• Prettier 2.6 - Code formatting
• TypeScript ESLint - TypeScript-specific linting rules

Development Tools

• Nx Console - IDE extension for Nx
• Babel - JavaScript transpilation
• Verdaccio - Local npm registry for testing

Deployment & CI/CD

• Vercel - Production deployment platform
• GitHub Actions Ready - CI/CD pipeline support
• Nx Cloud - Distributed builds and caching

📦 Project Structure

connectclo/
├── apps/
│   ├── connectstore/           # Main React application
│   └── connectstore-e2e/       # E2E test suite
├── libs/
│   ├── components/             # Reusable UI components
│   ├── shared/                 # Shared utilities, types, hooks
│   ├── store/                  # Redux store and state management
│   └── ui/                     # Design system and styles
└── tools/                      # Build and development tools

🛠 Available Scripts

Development

npm run dev              # Start development server
npm start               # Alias for development server
npm run preview         # Preview production build locally

Building & Deployment

npm run build           # Build for production
npm run build:prod      # Build with production configuration

Testing

npm test               # Run all unit tests
npm run test:watch     # Run tests in watch mode
npm run test:coverage  # Generate test coverage reports
npm run e2e            # Run end-to-end tests
npm run e2e:open       # Open Cypress test runner

Code Quality

npm run lint           # Lint all projects
npm run lint:fix       # Fix linting issues automatically
npm run typecheck      # Type check all projects
npm run format         # Format code with Prettier
npm run format:check   # Check code formatting

Nx Utilities

npm run graph          # Visualize project dependencies
npm run clean          # Reset Nx cache
npm run affected:build # Build only affected projects
npm run affected:test  # Test only affected projects
npm run affected:lint  # Lint only affected projects
npm run affected:e2e   # E2E test only affected projects

✨ Features

🏪 Product Catalog

• Dynamic Product Grid - Responsive grid layout with Bootstrap
• Product Cards - Rich product display with images, pricing, and metadata
• Virtual Scrolling - High-performance rendering of large product lists
• Lazy Loading - Optimized loading for better performance

🔍 Advanced Search & Filtering

• Real-time Search - Instant search with debounced input
• Multi-criteria Filtering:
  • Pricing options (Free, Paid, View Only)
  • Price range slider (₹0 - ₹999)
  • Sort options (Name, Price High to Low, Price Low to High)
• Filter State Persistence - Maintains filters across page reloads
• URL Synchronization - Shareable URLs with filter state

🎛 State Management

• Redux Toolkit Integration - Modern Redux with slices and RTK Query
• Centralized Store - Unified state management across components
• Optimized Selectors - Memoized state selection for performance
• Type-safe Actions - Fully typed Redux actions and state

🔗 URL State Synchronization

• Deep Linking - Bookmark and share specific filter combinations
• Browser Navigation - Proper back/forward button support
• Query Parameter Mapping:
  • q - Search query
  • pricing - Selected pricing options
  • sort - Sort preference
  • minPrice, maxPrice - Price range

📱 Responsive Design

• Mobile-First - Optimized for all screen sizes
• Bootstrap Grid - Flexible layout system
• Touch-Friendly - Mobile gesture support
• Accessibility - WCAG compliance and screen reader support

🎯 Performance Optimizations

• Virtual Scrolling - Smooth handling of thousands of products
• Code Splitting - Lazy-loaded components and routes
• Bundle Optimization - Minimal bundle size with tree shaking
• Caching Strategies - Efficient data caching and updates

🧪 Testing Coverage

• Unit Tests - Component and utility function testing
• Integration Tests - Feature workflow testing
• E2E Tests - Complete user journey validation
• Visual Regression - UI consistency testing

🏗 Architecture Features

• Monorepo Structure - Organized, scalable codebase
• Component Library - Reusable, documented components
• Type Safety - Comprehensive TypeScript coverage
• Modular Design - Clean separation of concerns
• Plugin Architecture - Extensible Nx workspace

🚀 Getting Started

1. Clone the repository

   git clone https://github.com/yourusername/connectclo.git
   cd connectclo

2. Install dependencies

   npm install

3. Start development server

   npm run dev

4. Open your browser Navigate to http://localhost:4200

🎨 UnCSS Integration

• Automatic CSS Purging - Remove unused CSS automatically
• Bundle Size Optimization - Smaller CSS bundles for faster loading
• Build Pipeline Integration - Seamless integration with existing build process

📱 Progressive Web App (PWA)

• Offline Support - Browse products without internet connection
• App-like Experience - Native app feel in the browser
• Push Notifications - Product updates and promotions
• Install Prompt - Add to home screen functionality
• Service Worker - Advanced caching and background sync