🚌 navRaah Backend

A robust backend service for navRaah, a comprehensive bus tracking and scheduling application. Built with modern Node.js technologies to provide seamless transit management capabilities.

✨ Features

🔐 Secure Authentication - JWT-based auth with refresh tokens
🚌 Bus Management - Complete CRUD operations for bus fleet
🗺️ Route Planning - Dynamic route creation and management
📅 Schedule Management - Flexible scheduling system
💬 Feedback System - User feedback collection and management
🛑 Stop Management - Bus stop creation and tracking
👥 User-Bus Relations - Link users with specific buses
📧 Email Integration - Password recovery via email

🏗️ Architecture

navRaah_backend/
├── src/
│   ├── server.js           # Application entry point
│   ├── controllers/        # Business logic layer
│   │   ├── UserController.js
│   │   ├── BusController.js
│   │   ├── RouteController.js
│   │   ├── FeedbackController.js
│   │   ├── ScheduleController.js
│   │   ├── UserBusController.js
│   │   └── StopController.js
│   ├── routes/            # API route definitions
│   ├── models/            # MongoDB schemas
│   └── middleware/        # Authentication & validation
├── .env                   # Environment variables
├── package.json
└── README.md

🚀 Quick Start

Prerequisites

Ensure you have the following installed:

Node.js v18 or higher
MongoDB (Local installation or MongoDB Atlas)
npm or yarn package manager

Installation

Clone the repository

git clone https://github.com/vansh-000/navRaah_backend.git
cd navRaah_backend

Install dependencies
```
npm install
```

Environment configuration

Create a .env file in the root directory:

# Server Configuration
PORT=5000
NODE_ENV=development

# Database
MONGO_URI=mongodb://localhost:27017/navraah
# Or for MongoDB Atlas:
# MONGO_URI=mongodb+srv://username:password@cluster.mongodb.net/navraah

# JWT Configuration
JWT_SECRET=your_super_secure_jwt_secret_key_here
JWT_REFRESH_SECRET=your_super_secure_refresh_secret_key_here
JWT_EXPIRES_IN=15m
JWT_REFRESH_EXPIRES_IN=7d

# Email Configuration (for password reset)
EMAIL_USER=your_email@example.com
EMAIL_PASS=your_app_specific_password
EMAIL_SERVICE=gmail

Start the server

# Development mode with auto-reload
npm run dev

# Production mode
npm start

The server will start on http://localhost:5000 (or your specified PORT).

📚 API Documentation

🔐 Authentication Endpoints

Method	Endpoint	Description	Auth Required
`POST`	`api/users/register`	Create new user account	❎
`POST`	`api/users/login`	User authentication	❎
`POST`	`api/users/refresh-token`	Refresh access token	✅
`POST`	`api/users/logout`	Clear authentication tokens	✅
`POST`	`api/users/forgot-password`	Send password reset email	❎
`POST`	`api/users/reset-password`	Reset password with token	✅

👤 User Management

Method	Endpoint	Description	Auth Required
`GET`	`api/users/me`	Get current user profile	✅
`PUT`	`api/users/me`	Update user profile	✅
`DELETE`	`api/usersme`	Delete user account	✅

🚌 Bus Management

Method	Endpoint	Description	Auth Required
`POST`	`api/bus`	Add new bus	✅
`PUT`	`api/bus/:id`	Update bus details	✅
`DELETE`	`api/bus/:id`	Delete bus	✅
`GET`	`api/bus`	Get all buses	❎
`GET`	`api/bus/:id`	Get bus by identifier	❎

🗺️ Route Management

Method	Endpoint	Description	Auth Required
`POST`	`/api/route`	Create new route	✅
`PUT`	`/api/route/:id`	Update route	✅
`DELETE`	`/api/route/:id`	Delete route	✅
`GET`	`/api/route`	Get all routes	❎
`GET`	`/api/route/:id`	Get route by identifier	❎

📅 Schedule Management

Method	Endpoint	Description	Auth Required
`POST`	`api/schedule`	Create new schedule	✅
`PUT`	`api/schedule/:scheduleId`	Update schedule	✅
`DELETE`	`api/schedule/:scheduleId`	Delete schedule	✅
`GET`	`api/schedule`	Get all schedules	❎
`GET`	`api/schedule/bus/:busId`	Get schedules by bus	❎
`GET`	`api/schedule/route/:routeId`	Get schedules by route	❎
`GET`	`api/schedule/:scheduleId`	Get schedule by ID	❎
`GET`	`api/schedule//bus/:busId/route/:routeId`	Get schedule by Bus and Route	❎

💬 Feedback System

Method	Endpoint	Description	Auth Required
`POST`	`api/feedback`	Submit feedback	✅
`PUT`	`api/feedback/:feedbackId`	Update feedback	✅
`DELETE`	`api/feedback/:feedbackId`	Delete feedback	✅
`GET`	`api/feedback`	Get all feedback	❎
`GET`	`api/feedback/user/:userId`	Get user's feedback	❎

🛑 Stop Management

Method	Endpoint	Description	Auth Required
`POST`	`api/stop`	Add new stop	✅
`PUT`	`api/stop/:id`	Update stop	✅
`DELETE`	`api/stop/:id`	Delete stop	✅
`GET`	`api/stop`	Get all stops	❎
`GET`	`api/stop/:id`	Get stop by ID	❎

👥 User-Bus Relations

Method	Endpoint	Description	Auth Required
`POST`	`api/userBus`	Link user with bus	✅
`PUT`	`api/userBus/:userId`	Update user-bus relation	✅
`DELETE`	`api/userBus/:userId`	Remove user-bus link	✅
`GET`	`api/userBus`	Get all user-bus relations	❎
`GET`	`api/userBus/:userId`	Get user's linked buses	❎

🛠️ Technology Stack

Backend Framework

Node.js - JavaScript runtime environment
Express.js - Web application framework
Mongoose - MongoDB object modeling

Database

MongoDB - NoSQL document database
MongoDB Atlas - Cloud database service (optional)

Authentication & Security

JWT (jsonwebtoken) - Token-based authentication
bcrypt - Password hashing
cookie-parser - Cookie parsing middleware
cors - Cross-origin resource sharing

Email Service

Nodemailer - Email sending functionality
Gmail SMTP - Email service provider

Development Tools

Nodemon - Development server with auto-restart
dotenv - Environment variable management

🔧 Configuration

Environment Variables

Variable	Description	Required	Default
`PORT`	Server port number	No	`5000`
`MONGODB_URI`	MongoDB connection string	Yes	-
`REFRESH_TOKEN_SECRET`	Refresh token secret	Yes	-
`REFRESH_TOKEN_EXPIRY`	Refresh token expiry	Yes	`10d`
`ACCESS_TOKEN_SECRET`	Access token secret	Yes	-
`ACCESS_TOKEN_EXPIRY`	Access token expiry	Yes	`1d`
`FRONTEND_URL`	URL of the frontend	Yes	`http://localhost:3000`
`CORS_ORIGIN`	CORS URL	Yes	-
`SMTP_MAIL`	Email service username	Yes	-
`SMTP_APP_PASS`	Email service password	Yes	-
`SMTP_HOST`	Email service host	Yes	`smtp.gmail.com`
`SMTP_PORT`	Email service port	Yes	`587`

Database Schema

The application uses the following main collections:

users - User account information
buses - Bus fleet data
routes - Route definitions
schedules - Bus schedules
stops - Bus stop locations
feedback - User feedback
userbuses - User-bus relationships

📦 Package Scripts

{
  "scripts": {
    "start": "node src/server.js",
    "dev": "nodemon src/server.js",
    "test": "jest",
    "lint": "eslint src/",
    "lint:fix": "eslint src/ --fix"
  }
}

🚀 Deployment

Production Deployment Steps

Set environment variables

export NODE_ENV=production
export MONGO_URI=your_production_mongodb_uri
export JWT_SECRET=your_production_jwt_secret
# ... other variables

Install production dependencies
```
npm ci --only=production
```
Start the application
```
npm start
```

Docker Deployment (Optional)

FROM node:18-alpine
WORKDIR /app
COPY package*.json ./
RUN npm ci --only=production
COPY . .
EXPOSE 5000
CMD ["npm", "start"]

🧪 Testing

# Run all tests
npm test

# Run tests with coverage
npm run test:coverage

# Run tests in watch mode
npm run test:watch

🤝 Contributing

Fork the repository
Create a feature branch
```
git checkout -b feature/amazing-feature
```
Commit your changes
```
git commit -m 'Add amazing feature'
```
Push to the branch
```
git push origin feature/amazing-feature
```
Open a Pull Request

Code Standards

Follow ESLint configuration
Write meaningful commit messages
Add tests for new features
Update documentation as needed

📈 Performance & Monitoring

Database Indexing - Optimized queries with proper indexes
Request Validation - Input validation middleware
Error Handling - Comprehensive error handling system
Logging - Structured logging for debugging

🐛 Troubleshooting

Common Issues

Connection Errors

# Check MongoDB connection
mongosh "your_connection_string"

# Verify environment variables
echo $MONGO_URI

Authentication Issues

# Check JWT token expiry
# Verify JWT_SECRET is set correctly

Email Service Errors

# Verify email credentials
# Check app-specific password for Gmail

📞 Support

GitHub Issues: Report bugs or request features
Email: navraahi@gmail.com

👥 Contributors

Name	GitHub	Role
Vansh Verma	@vansh-000	Backend Admin and Developer
Sneha Kumari	@Snehaaa-Kri	Backend Developer
Srishti Sethi	@srishtisethi28	Backend Developer

👨‍💻 Readme Author

Vansh Verma

⭐ Star this repository if you find it helpful!

Made with ❤️ for the transit community

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🚌 navRaah Backend

✨ Features

🏗️ Architecture

🚀 Quick Start

Prerequisites

Installation

📚 API Documentation

🔐 Authentication Endpoints

👤 User Management

🚌 Bus Management

🗺️ Route Management

📅 Schedule Management

💬 Feedback System

🛑 Stop Management

👥 User-Bus Relations

🛠️ Technology Stack

Backend Framework

Database

Authentication & Security

Email Service

Development Tools

🔧 Configuration

Environment Variables

Database Schema

📦 Package Scripts

🚀 Deployment

Production Deployment Steps

Docker Deployment (Optional)

🧪 Testing

🤝 Contributing

Code Standards

📈 Performance & Monitoring

🐛 Troubleshooting

Common Issues

📞 Support

👥 Contributors

👨‍💻 Readme Author

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