index.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>PEERCOIN</title>
    <!-- Link to Bootstrap CSS (you can download it or use a CDN) -->
    <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap/dist/css/bootstrap.min.css">
</head>
<body>
    <div class="container mt-5">
        <h1>PEERCOIN</h1>
        <form id="transactionForm">
            <div class="form-group">
                <label for="accountToAddress">Recipient's Ethereum Address:</label>
                <input type="text" class="form-control" id="accountToAddress" required>
            </div>
            <div class="form-group">
                <label for="amountTo">Amount to Send (Ether):</label>
                <input type="number" step="0.01" class="form-control" id="amountTo" required>
            </div>
            <button type="submit" class="btn btn-primary">Send Transaction</button>
        </form>
        <div id="transactionResult" class="mt-3"></div>
    </div>

    <!-- Link to Bootstrap JS and jQuery (required for Bootstrap) -->
    <script src="https://code.jquery.com/jquery-3.6.0.min.js"></script>
    <script src="https://cdn.jsdelivr.net/npm/bootstrap/dist/js/bootstrap.min.js"></script>

    <script>
        document.getElementById('transactionForm').addEventListener('submit', async function (e) {
            e.preventDefault();

            const accountToAddress = document.getElementById('accountToAddress').value;
            const amountTo = document.getElementById('amountTo').value;

            const response = await fetch('/send-transaction', {
                method: 'POST',
                headers: {
                    'Content-Type': 'application/json',
                },
                body: JSON.stringify({ accountToAddress, amountTo }),
            });

            if (response.ok) {
                const result = await response.json();
                document.getElementById('transactionResult').innerHTML = `Transaction sent: ${result.transactionHash}`;
            } else {
                document.getElementById('transactionResult').innerHTML = 'Transaction failed';
            }
        });
    </script>
</body>
</html>