CryptoVault - Cryptocurrency Tracker

CryptoVault is a comprehensive Progressive Web Application (PWA) that allows users to track cryptocurrency market prices, monitor market trends, and receive real-time price alerts. The application provides a seamless experience across desktop and mobile devices with offline capabilities.

🚀 Key Features

Cryptocurrency Tracking

• Real-time price updates
• Price-alert system that uses target prices

User Features

• Secure JWT-based authentication system
• Customizable price alerts and notifications
• English/Spanish language supports
• Real-time cryptocurrency price updates

🛠️ Technical Stack

Frontend

• Redux for state management
• React Router for navigation
• Progressive Web App (PWA) capabilities
• Responsive design using CSS Grid/Flexbox

Backend

• REST API server
• Express.js
• MongoDB database
• JWT authentication
• Real-time data integration with cryptocurrency APIs
• Bruno for testing
• Cors
• Debug
• dotenv

📱 API Endpoints

/user - User management operations /cryptoprices - Cryptocurrency price list /pricealerts - Price alert configurations /auth - Authentication endpoints

💻 System Requirements

Prerequisites

• Node.js 14.x or higher
• MongoDB 4.x or higher
• Modern web browser with JavaScript enabled

Development Setup

1. Clone the repository
2. Switch to API: cd app
3. Install dependencies: npm init
4. Install run all: npm install npm-run-all --save-dev
5. Configure environment variables
6. Start development server: npm run dev (the API will run on PORT 3002 and app on PORT 3000)

🔒 Security Features

• JWT-based secure authentication
• Protected API endpoints
• Encrypted user data
• Secure password handling

📱 Progressive Web App Features

• Offline functionality
• Push notifications
• Fast loading and performance

🎨 User Interface

• Responsive design
• Intuitive navigation
• Dark/Light mode support
• Real-time data updates

📊 Data Integration

• Real-time cryptocurrency price data
• Portfolio performance tracking

Domain Model

Domain Model for CryptoVault (Cryptocurrency Tracker)

---
title: CryptoVault
---

classDiagram

    class User {
        +String firstName
        +String lastName
        +String userID
        +String email
        +String password
        +String phoneNumber
        +String SSN
    }

    class Cryptocurrency {
        +String assetID
        +String assetName
        +String assetSymbol
        +double price
        +String currency
        +String lastUpdated
    }

    class PriceAlert {
        +String alertID
        +Cryptocurrency asset
        +String alertType
        +double targetPrice
    }

    User *-- PriceAlert
    PriceAlert *-- Cryptocurrency

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Link to our presenttion

• Video Presentation: https://northeastern-my.sharepoint.com/:v:/r/personal/lerdwanawattana_n_northeastern_edu/Documents/Recordings/Call%20with%20Jialun%20and%202%20others-20241207_172700-Meeting%20Recording.mp4?csf=1&web=1&e=eon3Zp
• PPT : https://www.canva.com/design/DAGYoDVJXtw/iy8doH4FkRMROxDRsN60HQ/edit?utm_content=DAGYoDVJXtw&utm_campaign=designshare&utm_medium=link2&utm_source=sharebutton

👥 Authors

• Natnicha Lerdwanawattana - lerdwanawattana.n@northeastern.edu
• Tirth Naik - naik.ti@northeastern.edu
• Jialun Tang - tang.jial@northeastern.edu
• Omisha Kataria - kataria.o@northeastern.edu