XRPL Create Trustline Node JS

xpr_create_trustline_testnet.js

/*
 * XRP
 * https://xrpl.org/xrp-testnet-faucet.html
 * https://xrpl.org/tx-sender.html
 *
 * Your Testnet Credentials:
 *
 * Address
 * r************
 *
 * Secret
 * s**************
 */

const xrpl = require("xrpl");
const client = new xrpl.Client("wss://s.altnet.rippletest.net:51233");

setTrustline();

async function setTrustline() {
    await client.connect();

    const your_wallet = "r*******";
    const operational_wallet = xrpl.Wallet.fromSeed(
        "s***********"
    );
    const stably_testnet_usds = "r3QrC1z78cynREz4zvJ7UFg8k1goRf4PZV";

    console.log("Balances of wallets before Payment tx");
    console.log(await client.getXrpBalance(your_wallet));

    const trustSet_tx = {
        TransactionType: "TrustSet",
        Account: your_wallet,
        LimitAmount: {
            currency: "USD",
            issuer: stably_testnet_usds,
            value: xrpl.xrpToDrops("1000"),
        },
    };
    const ts_prepared = await client.autofill(trustSet_tx);

    const ts_signed = operational_wallet.sign(ts_prepared);

    const ts_result = await client.submitAndWait(ts_signed.tx_blob);

    let results = "";
    if (ts_result.result.meta.TransactionResult == "tesSUCCESS") {
        results =
            "\nTrustline established between account \n" +
            operational_wallet.address +
            " \n and account\n" +
            stably_testnet_usds +
            ".";
    } else {
        results = "\nTrustLine failed. See JavaScript console for details.";
        throw "Error sending transaction: ${ts_result.result.meta.TransactionResult}";
    }
    console.log("Results", results);

    await client.disconnect();
}
// to run: node xpr_create_trustline_testnet.js