Massa Blockchain Transfer Example

massa.ts

/**
  Author: Alperen Serkan Aksoz
  Date: 18/04/2024

  this script helps you to create a massa transfer transaction
  don't forget to create .env file and add your PRIVATE_KEY in it

  address below is my wallet, you can thank me with Massa, cheers!
  AU1TfGZR41Q2ka2HiAi4n7Ai31qbAycYVeEfPRyStv55ADfPKK27
*/

import {
  CHAIN_ID,
  IAccount,
  WalletClient,
  DefaultProviderUrls,
  IWalletClient,
  IClientConfig,
  ProviderType,
  PublicApiClient,
  ITransactionData,
  Web3Account,
} from "@massalabs/massa-web3";

import * as dotenv from "dotenv";

dotenv.config();

async function main() {
  const privateKey = process.env.PRIVATE_KEY;
  if (!privateKey) throw new Error("Private key is not provided");

  const chainId = CHAIN_ID.MainNet;

  const baseAccount: IAccount = await WalletClient.getAccountFromSecretKey(
    privateKey
  );

  const clientConfig: IClientConfig = {
    providers: [
      {
        type: ProviderType.PUBLIC,
        url: DefaultProviderUrls.MAINNET,
      },
    ],
  };

  const publicApiClient = new PublicApiClient(clientConfig);
  const walletClient: IWalletClient = new WalletClient(
    clientConfig,
    publicApiClient
  );
  const web3Client: Web3Account = new Web3Account(
    baseAccount,
    publicApiClient,
    chainId
  );

  // example
  await sendTransaction({
    walletClient: walletClient,
    web3client: web3Client,
    to: "AU1TfGZR41Q2ka2HiAi4n7Ai31qbAycYVeEfPRyStv55ADfPKK27",
    amount: "1",
  });
}

async function sendTransaction({
  walletClient,
  web3client,
  to,
  amount,
}: {
  walletClient: IWalletClient;
  web3client: Web3Account;
  to: string;
  amount: string;
}) {
  const txData: ITransactionData = {
    amount: BigInt(amount),
    fee: BigInt("1"), // this is the minimum amount of massa (0.000000001)
    recipientAddress: to,
  };

  const tx = await walletClient.sendTransaction(txData, web3client);

  console.log(tx);
}

main();