OnchainWalletDemoExpo - Blockchain Wallet Demo

A blockchain wallet demonstration application developed with Expo and React Native, supporting cryptocurrency asset display, currency unit switching, and more.

Features

• 🔒 Support for multiple cryptocurrency assets (BTC, ETH, DOGE, etc.)
• 💱 Currency unit switching (USD / HKD)
• 📊 Automatic asset value formatting (K/M/B)
• 🔗 Integrated native settings module
• 📱 Optimized mobile UI design

Quick Start

Requirements

• Node.js 18+
• Xcode 14+ (for iOS development)
• Android Studio (for Android development)
• npm or yarn

Installation Steps

1. Clone the project to your local machine

   git clone https://github.com/LuluCat1120/OnchainWalletDemo.git
   cd OnchainWalletDemoExpo

2. Install dependencies

   npm install

3. Launch the application

   # Normal startup
   npm run ios
   
   # If you encounter network issues, use the following command to clean cache and restart
   sh cleanAndStart.sh

Troubleshooting

If you encounter "fetch failed" or loading issues, try:

1. Clean the cache

   # Clean cache
   rm -rf node_modules/.cache
   watchman watch-del-all

2. Use the provided script for one-click cleaning and startup

   sh cleanAndStart.sh

Project Structure

app/             # Main application code
├── (tabs)       # Bottom tabs
│   ├── assets.tsx    # Assets page
│   └── ...
├── settings.tsx  # Settings page
hooks/           # React hooks
├── useCurrencyContext.tsx  # Currency context
├── useWalletSettingsModule.tsx  # Wallet settings module
ios/             # iOS native code
├── SettingsModule  # Native settings module
utils/           # Utility functions
├── CurrencyParser.ts  # Currency formatting utilities

Learning Resources

• Expo Documentation
• React Native Documentation

Contribution Guidelines

Pull Requests and Issues are welcome to help improve this project!