Police Dashboard - Tourist Safety System

rushi kesh

Completed work

Software Engineer

UI Designer

UX Designer

Node.js

Python

React

Government & Public Administration

Police Dashboard - Tourist Safety System

A comprehensive real-time police dashboard for monitoring and managing tourist safety across India, built with modern web technologies and AI-powered threat detection.

🏗️ System Architecture

Frontend (React.js)

Dashboard Interface: Real-time command center with live maps and alerts

MapBox Integration: Interactive maps with tourist markers and heatmaps

Material-UI Components: Professional, responsive UI components

Redux State Management: Centralized state for real-time data

Socket.IO Client: Real-time communication with backend

Backend (Node.js + Express)

REST API: Comprehensive API for all dashboard operations

WebSocket Server: Real-time alert broadcasting

PostgreSQL + PostGIS: Geospatial database for location data

Authentication & Authorization: JWT-based security

Rate Limiting & Security: Production-ready security measures

AI Service (Python)

Anomaly Detection: ML algorithms for behavioral analysis

Group Monitoring: DBSCAN clustering for group cohesion

Risk Assessment: Predictive analytics for threat detection

Blockchain Integration

Polygon Network: Smart contracts for digital identity

NFT-based IDs: Secure, verifiable tourist identification

Ethers.js: Blockchain communication layer

📁 Project Structure

police-dashboard/
├── frontend/                 # React.js Dashboard Application
│   ├── public/              # Static assets
│   ├── src/
│   │   ├── components/      # React components
│   │   │   ├── Dashboard/   # Main dashboard layout
│   │   │   ├── MapView/     # Interactive map component
│   │   │   ├── AlertsPanel/ # Real-time alerts sidebar
│   │   │   ├── TouristDetails/ # Tourist information modal
│   │   │   └── IncidentManagement/ # Incident reporting
│   │   ├── redux/           # State management
│   │   ├── services/        # API and Socket.IO services
│   │   └── utils/           # Utility functions
│   └── package.json
│
├── backend/                 # Node.js API Server
│   ├── src/
│   │   ├── controllers/     # API endpoint handlers
│   │   ├── models/          # Database models (Sequelize)
│   │   ├── routes/          # API route definitions
│   │   ├── services/        # Business logic services
│   │   ├── middleware/      # Express middleware
│   │   └── utils/           # Backend utilities
│   ├── server.js           # Main server file
│   └── package.json
│
├── ai-service/             # Python AI/ML Service
│   ├── src/
│   │   ├── anomaly_detection/ # ML algorithms
│   │   ├── models/          # Trained ML models
│   │   └── utils/           # Data processing utilities
│   ├── main.py             # FastAPI application
│   └── requirements.txt
│
├── blockchain/             # Smart Contracts
│   ├── contracts/          # Solidity contracts
│   ├── scripts/            # Deployment scripts
│   └── hardhat.config.js
│
├── database/               # Database Setup
│   ├── migrations/         # SQL migration files
│   └── seeds/              # Sample data
│
├── docker/                 # Container Configuration
│   ├── docker-compose.yml  # Multi-service orchestration
│   └── Dockerfile.*        # Service-specific containers
│
└── docs/                   # Documentation
    ├── api.md              # API documentation
    ├── setup.md            # Setup instructions
    └── architecture.md     # System architecture

🚀 Quick Start

Prerequisites

Node.js 18+ and npm

PostgreSQL 15+ with PostGIS extension

Python 3.9+ for AI service

Redis for caching

Mapbox account for maps

Environment Setup

Clone the repository

git clone <repository-url>
cd police-dashboard

Backend Setup

cd backend
npm install
cp .env.example .env
# Configure your environment variables
npm run dev

Frontend Setup

cd frontend
npm install
cp .env.example .env
# Configure your environment variables
npm start

Database Setup

# Create PostgreSQL database
createdb tourist_safety_db

# Run migrations
psql -d tourist_safety_db -f database/migrations/001_initial_schema.sql

Docker Setup (Alternative)

docker-compose up -d

🔧 Core Features

Real-Time Dashboard

Live Map Visualization: Interactive map showing all active tourists with color-coded status indicators

Alert Management: Real-time alert feed with priority-based sorting and acknowledgment system

Tourist Tracking: Detailed tourist profiles with location history and emergency contacts

Incident Reporting: Streamlined incident creation and E-FIR generation

AI-Powered Safety

Anomaly Detection: Machine learning algorithms detect unusual behavior patterns

Geo-fence Monitoring: Automatic alerts when tourists enter high-risk zones

Group Cohesion Analysis: Monitor travel groups and detect when members become separated

Predictive Risk Assessment: AI-driven risk level calculations

Real-Time Communication

WebSocket Integration: Instant alert broadcasting to all connected dashboards

Mobile App Integration: Real-time location updates from tourist mobile apps

Emergency Response: Immediate notification system for panic button activations

Multi-User Support: Multiple officers can monitor and respond simultaneously

Security & Privacy

Blockchain Identity: NFT-based digital IDs on Polygon network

End-to-End Encryption: Secure data transmission and storage

Role-Based Access: Granular permissions for different user types

Audit Trail: Complete logging of all system activities

📊 Key Technologies

Frontend Stack

React 18: Modern component-based UI framework

Material-UI v5: Professional component library

Redux Toolkit: Predictable state management

MapBox GL JS: Advanced mapping and visualization

Socket.IO Client: Real-time communication

Axios: HTTP client for API calls

Backend Stack

Node.js + Express: High-performance server framework

PostgreSQL + PostGIS: Geospatial database

Sequelize ORM: Database abstraction layer

Socket.IO: Real-time WebSocket server

JWT: Secure authentication

Helmet + CORS: Security middleware

AI/ML Stack

Python + FastAPI: ML service framework

Scikit-learn: Machine learning algorithms

TensorFlow/PyTorch: Deep learning capabilities

DBSCAN: Clustering algorithm for group analysis

Pandas + NumPy: Data processing

Blockchain Stack

Solidity: Smart contract development

Hardhat: Development environment

Ethers.js: Blockchain interaction library

Polygon: Layer 2 scaling solution

🌟 Advanced Features

Heatmap Generation

Real-time density maps showing tourist concentration and risk zones using Kernel Density Estimation algorithms.

Route Optimization

AI-powered safe route suggestions using A* pathfinding algorithm with real-time safety data integration.

Multi-language Support

React-i18next integration supporting 10+ Indian languages with voice command capabilities.

Emergency Response Integration

Direct integration with emergency services, automatic SMS alerts via Twilio, and escalation protocols.

📱 Mobile App Integration

The dashboard integrates with a companion mobile app that provides:

GPS tracking with configurable update intervals

Panic button with 10-second confirmation

Geo-fence boundary notifications

Digital passport and NFT stamp collection

Multi-language voice commands

🔒 Security Measures

TLS 1.3 Encryption: All data in transit

AES-256 Encryption: Sensitive data at rest

Rate Limiting: API protection against abuse

Input Validation: Comprehensive data sanitization

RBAC: Role-based access control

Audit Logging: Complete activity tracking

🏃‍♂️ Getting Started

Follow the environment setup instructions above

Configure your Mapbox API token

Set up PostgreSQL with PostGIS extension

Run database migrations

Start the backend server

Launch the frontend application

Access the dashboard at http://localhost:3000

📖 API Documentation

The system provides comprehensive REST API endpoints:

Tourist Management: CRUD operations for tourist data

Alert System: Real-time alert creation and management

Incident Reporting: Incident lifecycle management

Authentication: JWT-based user authentication

Geospatial Queries: Location-based data retrieval

For detailed API documentation, see /docs/api.md

🤝 Contributing

Fork the repository

Create a feature branch

Commit your changes

Push to the branch

Create a Pull Request

📄 License

This project is licensed under the MIT License - see the LICENSE file for details.

📞 Support

For support and questions, please contact the development team or create an issue in the repository.

Built with ❤️ for Tourist Safety in India

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Completed work

Posted Oct 24, 2025

Developed a real-time police dashboard for tourist safety in India using modern web technologies and AI.

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