Magicblock Pyth Price Feed

A modern, real-time cryptocurrency price dashboard that connects to a Magicblock Ephemeral Rollup to display Pyth Network price feeds.

Prerequisites

• Node.js 16 or higher
• npm or yarn package manager

Installation

1. Clone or download the project

   # If you have git
   git clone <repository-url>
   cd defi-template
   
   # Or download and extract the files to a folder

2. Install dependencies

   npm install

3. Start the development server

   npm run dev

4. Open your browser Navigate to http://localhost:5173 to view the application.

Usage

1. Select a Price Feed: Click on the dropdown at the top to browse and search through available cryptocurrency price feeds
2. Search: Use the search bar to quickly find specific cryptocurrencies by name, symbol, or description
3. View Live Prices: The selected price feed will display in real-time, updating automatically via WebSocket connection
4. Connection Status: Monitor the connection status indicator to ensure live data flow

Available Scripts

• npm run dev - Start development server
• npm run build - Build for production
• npm run preview - Preview production build
• npm run lint - Run ESLint

Configuration

The application connects to Solana mainnet by default. You can modify the RPC endpoints in src/hooks/useSolanaWebSocket.ts:

const SOLANA_RPC_URL = 'https://api.mainnet-beta.solana.com';
const SOLANA_WS_URL = 'wss://api.mainnet-beta.solana.com';

Price Feed Data

The application uses the pyth_lazer_list.json file which contains metadata for all available price feeds. Each feed includes:

• Feed ID and name
• Symbol and description
• Exponent for price formatting
• CoinMarketCap ID
• Update frequency and channel information

Account Derivation

Price feed accounts are derived using:

const feedAddress = PublicKey.findProgramAddressSync(
  [
    Buffer.from('price_feed'),
    Buffer.from('stork-oracle'),
    Buffer.from(feedName)
  ],
  PROGRAM_ID
)[0];

Where PROGRAM_ID is PriCems5tHihc6UDXDjzjeawomAwBduWMGAi8ZUjppd.

License

This project is open source and available under the MIT License.