mirror of
https://gitlab.com/pulsechaincom/go-pulse.git
synced 2024-12-25 12:57:17 +00:00
77 lines
2.1 KiB
HTML
77 lines
2.1 KiB
HTML
<!doctype>
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<html>
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<head>
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<script type="text/javascript" src="js/bignumber.js/bignumber.min.js"></script>
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<script type="text/javascript" src="../dist/ethereum.js"></script>
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<script type="text/javascript">
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var web3 = require('web3');
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web3.setProvider(new web3.providers.HttpSyncProvider());
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// solidity source code
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var source = "" +
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"contract test {\n" +
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" function multiply(uint[] a) returns(uint d) {\n" +
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" return a[0] + a[1];\n" +
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" }\n" +
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"}\n";
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// contract description, this will be autogenerated somehow
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var desc = [{
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"name": "multiply(uint256[])",
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"type": "function",
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"inputs": [
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{
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"name": "a",
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"type": "uint256[]"
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}
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],
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"outputs": [
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{
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"name": "d",
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"type": "uint256"
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}
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]
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}];
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var contract;
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function createExampleContract() {
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// hide create button
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document.getElementById('create').style.visibility = 'hidden';
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document.getElementById('source').innerText = source;
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// create contract
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var address = web3.eth.transact({code: web3.eth.solidity(source)});
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contract = web3.eth.contract(address, desc);
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document.getElementById('call').style.visibility = 'visible';
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}
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function callExampleContract() {
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// this should be generated by ethereum
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var param = parseInt(document.getElementById('value').value);
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var param2 = parseInt(document.getElementById('value2').value);
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// call the contract
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var res = contract.call().multiply([param, param2]);
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document.getElementById('result').innerText = res.toString(10);
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}
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</script>
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</head>
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<body>
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<h1>contract</h1>
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<div id="source"></div>
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<div id='create'>
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<button type="button" onClick="createExampleContract();">create example contract</button>
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</div>
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<div id='call' style='visibility: hidden;'>
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<input type="number" id="value" onkeyup='callExampleContract()'></input>
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<input type="number" id="value2" onkeyup='callExampleContract()'></input>
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</div>
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<div id="result"></div>
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</body>
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</html>
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