To develop for MetaMask, install MetaMask in the browser of your choice on your development machine. Download here.

Connect to Pangoro Testnet

Get ORINGs for Testing

Send a request to the DarwiniaDao admins in the technical-discussion channel on Discord.

Web3 Browser Detection

To verify if the browser is running MetaMask, use the code snippet below:

javascript
if (typeof window.ethereum !== 'undefined') {
  console.log('MetaMask is installed!');
}

You can review the full MetaMask API for the window.ethereum object here.

Use Your Account from MetaMask

html
<h2>Account: <span class="showAccount"></span></h2>

javascript
const showAccount = document.querySelector('.showAccount');

async function getAccount() {
  const accounts = await ethereum.request({ method: 'eth_requestAccounts' });
  const account = accounts[0];
  showAccount.innerHTML = account;
}

Choosing a Library

You can choose one of the libraries to interact with the node using Ethereum JSON-RPC:

If you want to use the low-level APIs provided by Substrate, you will also need to include this library:

Getting Started with MetaMask

Connect to Pangoro Testnet

Get ORINGs for Testing

Web3 Browser Detection

Use Your Account from MetaMask

Choosing a Library