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hilo.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Hilo Verify</title>
<link rel="stylesheet" href="./lib/main.css">
<link rel="stylesheet" href="./lib/bootstrap/css/bootstrap.min.css">
<style>
.round-item {
margin-bottom: 10px;
}
.round-item p {
margin: 4px 0;
}
.round-item .t{
font-weight: bold;
}
.table-wrap {
overflow-x: auto;
}
.round-item h6 {
margin: 0;
margin-bottom: 8px;
}
.table-wrap {
overflow-x: auto;
table {
border-collapse: collapse;
text-align: center;
}
tr:nth-child(2n-1) {
/* background-color: ${ths.cl1}; */
}
td {
padding: 0.125rem;
border: 1px solid #8f7c00;
font-size: 0.8125rem;
}
}
.card {
font-family: Arial;
}
hr {
/* border-bottom: 1px solid ${ths.cl2}; */
}
</style>
<script src="./lib/react.production.min.js"></script>
<script src="./lib/react-dom.production.min.js"></script>
<script src="./lib/crypto-js.js"></script>
<script src="./lib/tools.js"></script>
<script src="./lib/hooks.js"></script>
<script src="./lib/babel.min.js"></script>
<script src="./lib/utils.js"></script>
<script src="./lib/card.js"></script>
</head>
<body>
<div id="app"></div>
<script type="text/babel">
let qs = tools.queryString();
let { useEffect, useMemo } = React;
const { useSetState } = hooks;
const allCards = [
161, 180, 199, 218, 162, 205, 181, 200, 219, 163, 182, 220, 201, 177, 196,
215, 170, 178, 221, 197, 216, 171, 179, 198, 172, 217, 193, 212, 167, 186,
194, 173, 213, 168, 187, 195, 214, 188, 169, 209, 164, 183, 202, 210, 189,
165, 184, 203, 211, 166, 204, 185,
];
function useInputControl (initState) {
const [state, setState] = useSetState(initState);
const bind = key => ({
value: state[key],
onChange: v => setState({[key]: v})
});
return [
state,
setState,
bind
];
}
function Input ({value, onChange, ...others}) {
return (
<div class="form-group">
<input value={value}
onChange={e => onChange(e.target.value)}
class="form-control"
{...others}
/>
</div>
);
}
function getHashString(serverSeed, clientSeed, nonce, round) {
const resultArr = [clientSeed, nonce, round];
const hmacSha256Result = String(CryptoJS.HmacSHA256(resultArr.join(":"), serverSeed));
return hmacSha256Result;
}
function getHashResultNumber (hashResult) {
let res = {dec: [], hex: []};
for (let i = 0; i < hashResult.length; i += 2) {
let dext = hashResult[i] + hashResult[i + 1]
let hext = parseInt(dext, 16)
res.dec.push(dext)
res.hex.push(hext)
}
return res;
}
function getResult (hash) {
return Math.floor(slideWindowNumber(hash, 52));
}
function getCardStr(cardId) {
const card = new Card(cardId);
return card.suitStr + card.pointStr;
}
function Hilo () {
const [state, setState, bind] = useInputControl({
clientSeed: qs.c||'',
serverSeed: qs.s||'',
nonce: parseInt(qs.n)||'',
round: parseInt(qs.r)||10
});
const hmacSha256Result = getHashString(state.serverSeed, state.clientSeed, state.nonce, 0);
const finalResult = getResult(hmacSha256Result);
const str = `${getCardStr(allCards[finalResult])},${finalResult}, ${allCards[finalResult]}`;
return (
<div className="main">
<h1 className="text-center pb-5">Hilo verify</h1>
<hr />
<h2 class="text-center">Input</h2>
<form className="py-5">
<Input placeholder="Server Seed" {...bind('serverSeed')} />
<Input placeholder="Client Seed (Hashed)" {...bind('clientSeed')} />
<Input placeholder="Nonce" {...bind('nonce')} />
<Input placeholder="Rounds" {...bind('round')} />
</form>
<h2 class="text-center">Output</h2>
<form className="py-5">
<div className="round-item">
<div class="form-group">
<label>Final Result</label>
<input class="form-control" disabled value={str} />
</div>
</div>
</form>
<div className="table-wrap">
<table>
<tbody>
<tr>
{allCards.map((item, index) => (
<td key={index}>{index}</td>
))}
</tr>
<tr>
{allCards.map((item, index) => (
<td key={index}>
<span className="card">{getCardStr(item)}</span>
</td>
))}
</tr>
<tr>
{allCards.map((item, index) => (
<td key={index}>{item}</td>
))}
</tr>
</tbody>
</table>
</div>
</div>
);
}
ReactDOM.render(<Hilo />, document.getElementById("app"));
</script>
</body>
</html>