forked from bcgame-project/verify
-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathcoinflip_new.html
131 lines (125 loc) · 3.92 KB
/
coinflip_new.html
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
<!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>CoinFLip 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;
}
</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>
</head>
<body>
<div id="app"></div>
<script type="text/babel">
let qs = tools.queryString();
let { useEffect, useMemo } = React;
const { useSetState } = hooks;
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, 2));
}
function CoinFLip () {
const [state, setState, bind] = useInputControl({
clientSeed: qs.c||'',
serverSeed: qs.s||'',
nonce: parseInt(qs.n)||'',
round: parseInt(qs.r)||10
});
return (
<div className="main">
<h1 className="text-center pb-5">CoinFlip 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">
{
Array(state.round).fill(1).map((item, index) => {
const hmacSha256Result = getHashString(state.serverSeed, state.clientSeed, state.nonce, index+1);
const finalResult = getResult(hmacSha256Result);
return (
<div className="round-item" key={"round-" + index}>
<p className="t">Round: {index + 1}</p>
<div class="form-group">
<label>Final Result</label>
<input class="form-control" disabled value={finalResult} />
</div>
</div>
)
})
}
</form>
</div>
);
}
ReactDOM.render(<CoinFLip />, document.getElementById("app"));
</script>
</body>
</html>