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index.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">
<!-- The above 3 meta tags *must* come first in the head; any other head content must come *after* these tags -->
<title>Candiates</title>
<!-- Bootstrap -->
<link href="css/bootstrap.min.css" rel="stylesheet">
<!-- HTML5 shim and Respond.js for IE8 support of HTML5 elements and media queries -->
<!-- WARNING: Respond.js doesn't work if you view the page via file:// -->
<!--[if lt IE 9]>
<script src="https://oss.maxcdn.com/html5shiv/3.7.3/html5shiv.min.js"></script>
<script src="https://oss.maxcdn.com/respond/1.4.2/respond.min.js"></script>
<![endif]-->
</head>
<body>
<div class="container" style="width: 650px;">
<div class="row">
<div class="col-lg-12 text-center" >
<h1 >Candiates</h1>
<hr/>
<br/>
<div id="content">
<h4 id="candidateName"></h4>
<hr/>
<form role="form">
<div class="form-group" style="display:inline;">
<div class="input-group">
<input class="form-control input-lg" name="candidateName">
</input>
<span class="input-group-btn">
<button type="submit" class="btn btn-primary btn-lg">Add Candidate</button>
</span>
</div>
</div>
</form>
</div>
</div>
</div>
</div>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js"></script>
<script src="js/bootstrap.min.js"></script>
<script src="js/web3.min.js"></script>
<script>
// Initialize Web3
if (typeof web3 !== 'undefined') {
web3 = new Web3(web3.currentProvider);
} else {
web3 = new Web3(new Web3.providers.HttpProvider('http://localhost:7545'));
}
// Set Account
web3.eth.defaultAccount = web3.eth.accounts[0];
// Set Contract Abi
var contractAbi = []; // Add Your Contract ABI here!!!
// Set Contract Address
var contractAddress = ''; // Add Your Contract address here!!!
// Set the Contract
var contract = web3.eth.contract(contractAbi).at(contractAddress);
// Display Candidate Name
contract.candidateName(function(err, candidateName) {
$('#candidateName').html(candidateName);
});
// Change the Candidate Name
$('form').on('submit', function(event) {
event.preventDefault();
contract.setCandidate($('input').val());
})
</script>
</body>
</html>