gold-delegated-lsig.js

/**
 * Description:
 * This file demonstrates the example to transfer Algorand Standard Assets(ASA) & MicroAlgos
 * using delegated lsig (between 2 user accounts).
 */
const { tryExecuteTx } = require("./common");
const { types } = require("@algo-builder/web");

async function run(runtimeEnv, deployer) {
	const goldOwner = deployer.accountsByName.get("alice");
	const john = deployer.accountsByName.get("john");
	const bob = deployer.accountsByName.get("bob");

	// Transactions for GOLD ASA contract : '4-gold-asa.teal'  (Delegated Approval Mode)
	const lsigGoldOwner = deployer.getLsig("Gold_d_asa_lsig");
	let txnParam = {
		type: types.TransactionType.TransferAsset,
		sign: types.SignType.LogicSignature,
		fromAccountAddr: goldOwner.addr,
		toAccountAddr: john.addr,
		amount: 500,
		assetID: "gold", // passing asa name is also supported
		lsig: lsigGoldOwner,
		payFlags: { totalFee: 1000 },
	};

	// Transaction PASS
	await tryExecuteTx(deployer, txnParam);

	// Transaction FAIL - rejected by lsig because amount is not <= 1000
	txnParam.amount = 1500;
	try {
		await tryExecuteTx(deployer, txnParam);
	} catch (e) {
		console.error(e);
	}

	// Transaction FAIL - rejected by lsig because sender must be the delegator i.e
	// account which signed the lsig (goldOwner in this case)
	txnParam.amount = 100;
	txnParam.fromAccountAddr = bob.addr;
	try {
		await tryExecuteTx(deployer, txnParam);
	} catch (e) {
		console.error(e);
	}

	// Transaction for ALGO - Contract : '3-gold-delegated-asc.teal'  (Delegated Approval Mode)
	const logicSignature = deployer.getLsig("Gold_D_Lsig");

	txnParam = {
		type: types.TransactionType.TransferAlgo,
		sign: types.SignType.LogicSignature,
		fromAccountAddr: goldOwner.addr,
		toAccountAddr: bob.addr,
		amountMicroAlgos: 58,
		lsig: logicSignature,
		payFlags: { totalFee: 1000 },
	};
	// Transaction PASS
	await tryExecuteTx(deployer, txnParam);

	// Transaction FAIL - rejected by lsig because amount is not <= 100
	txnParam.amountMicroAlgos = 580;
	try {
		await tryExecuteTx(deployer, txnParam);
	} catch (e) {
		console.error(e);
	}
}

module.exports = { default: run };