@alcuadradotech/helysia-lib
v0.2.0
Published
A library to interact with the Helysia Token
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Maintainers
vicnalaReadme
Helysia Token Library
A library to interact with the Helysia Token.
Use
See the build/index.html file.
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Helysia Lib</title>
<script src="https://unpkg.com/web3@latest/dist/web3.min.js"></script>
<script src="https://unpkg.com/bignumber.js@latest/bignumber.min.js"></script>
<script src="https://unpkg.com/@alcuadradotech/helysia-lib@latest"></script>
</head>
<body>
<h3>Pagar con Helysia</h3>
Tu cuenta <span id="account"></span>
<p>
El precio del producto es <span id="amount">100</span> 3LY
<small>
y dispones de <span id="helysiaBalance">…</span> 3LY y <span id="ethBalance">…</span> ETH
</small>
</p>
<button id="buy" disabled>Pagar</button>
<script type="text/javascript">
// get the button
var button = document.getElementById("buy");
// disable the button
button.disabled = true;
// init the library
Helysia.init({
chainId: 1, // chainId (1: Main network, 4: Rinkeby)
lang: 'es', // language
recipientAccount: "0x4E3DDE4934E3991b6b8226fb591f3FcE43578adc" // 3LY recipient account for payments
})
.then(function ({
userAccount,
userAccountShort,
ethBalance,
helysiaBalance,
helysiaPrice,
gasAmount
}) {
// get the amount
var amount = document.getElementById("amount").innerHTML;
// show the user account
document.getElementById('account').innerHTML = userAccountShort;
// show balances
document.getElementById('helysiaBalance').innerHTML = helysiaBalance;
document.getElementById('ethBalance').innerHTML = ethBalance;
// check token balance
if (helysiaBalance < amount) {
alert("No dispones de suficientes tokens Helysia.\n\n\tPor favor comprueba tu balance.");
return;
}
// check token balance and Ether balance
if (ethBalance < gasAmount) {
alert("No dispones de suficiente Ethereum para realizar la transacción.\n\n\t\t\tPor favor comprueba tu balance.");
return;
}
// enable button
button.disabled = false;
// listen to the click event
button.addEventListener('click', function () {
// send tokens
Helysia
.send(Helysia.recipientAccount, amount)
.then(function (result) {
alert(`SUCCESS\n${result.transactionHash}`)
})
.catch(function (error) {
alert(`ERROR\n${error.message}`)
});
});
}).catch( function (error) {
alert(`ERROR\n${error.message}`);
});
</script>
</body>
</html>Develop
npm install
npm start