🗳️ Online Voting System

A secure, simple online voting system that simulates an Electronic Voting Machine (EVM). Built with Node.js, Express, and vanilla JavaScript.

✨ Features

• User Login - Voters authenticate using unique Voter IDs
• One-Vote Constraint - System prevents duplicate voting
• EVM-Style Ballot - Clean layout with candidates and vote buttons
• Confirmation Modal - Voters confirm before casting vote
• Vote Recording - Votes saved to database
• Live Results - Real-time vote count dashboard
• Responsive Design - Works on desktop and mobile

🚀 Deploy to Vercel

One-Click Deploy

Manual Deploy

1. Install Vercel CLI

   npm install -g vercel

2. Login to Vercel

   vercel login

3. Deploy

   cd "online voting poll"
   vercel

4. Follow the prompts and your app will be live!

💻 Run Locally

# Clone the repository
git clone <your-repo-url>

# Navigate to project
cd "online voting poll"

# Install dependencies
npm install

# Start the server
npm start

# Open browser
# Navigate to http://localhost:3000

🧪 Test Voter IDs

Use any of these sample voter IDs to test:

Voter ID	Name	Status
VOTER001	Rahul Kumar	Already Voted
VOTER002	Priya Sharma	Already Voted
VOTER003	Amit Singh	Available ✅
VOTER004	Sneha Patel	Available ✅
VOTER005	Vijay Reddy	Available ✅
VOTER006	Anita Desai	Available ✅
VOTER007	Rajesh Gupta	Available ✅
VOTER008	Meera Iyer	Available ✅
VOTER009	Suresh Nair	Already Voted
VOTER010	Kavita Joshi	Available ✅

📁 Project Structure

online voting poll/
├── api/                    # Vercel Serverless Functions
│   ├── _data.js           # Shared data store
│   ├── login.js           # POST /api/login
│   ├── candidates.js      # GET /api/candidates
│   ├── vote.js            # POST /api/vote
│   ├── results.js         # GET /api/results
│   └── check-voted.js     # GET /api/check-voted
├── public/                 # Static files
│   ├── index.html         # Login page
│   ├── ballot.html        # Voting interface
│   ├── thankyou.html      # Success page
│   ├── results.html       # Results dashboard
│   ├── style.css          # All styling
│   └── app.js             # Client-side logic
├── data/                   # Local JSON database (for dev)
│   ├── voters.json
│   └── candidates.json
├── server.js              # Express server (local dev)
├── vercel.json            # Vercel configuration
├── package.json
└── README.md

🔌 API Endpoints

Method	Endpoint	Description
POST	/api/login	Authenticate voter
GET	/api/candidates	Get candidates list
POST	/api/vote	Cast a vote
GET	/api/results	Get live results
GET	/api/check-voted?voterId=X	Check vote status

⚠️ Important Notes

Note: This demo uses in-memory storage for Vercel deployment. In production, you should:

• Use a real database (MongoDB, Supabase, Vercel KV, etc.)
• Implement proper authentication
• Add rate limiting
• Use HTTPS

🎨 Design

• Color Scheme: Official blue (#1a237e) and white
• Style: EVM (Electronic Voting Machine) inspired
• Party Symbols: 🍎 🔦 🚲 ✋

📄 License

MIT License - Feel free to use and modify!

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Made with ❤️ for Democracy