itk.academy
/
itk-extension


			
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							let templateFn = (url) => {
    return `
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Webview Preview</title>
    <style>
        body {
            margin: 0;
            padding: 0;
            font-family: Arial, sans-serif;
            display: flex;
            flex-direction: column;
            height: 100vh;
            align-items: center;
            justify-content: flex-start;
            padding-top: 10px;
        }
        #command-line {
            padding: 10px;
            font-size: 16px;
            width: 80%;
            max-width: 600px;
            border: 1px solid #ccc;
            border-radius: 4px;
            margin-bottom: 10px;
        }
        #refresh-button {
            padding: 10px 20px;
            font-size: 16px;
            background-color: #4CAF50;
            color: white;
            border: none;
            border-radius: 4px;
            cursor: pointer;
            margin-bottom: 10px;
        }
        #refresh-button:hover {
            background-color: #45a049;
        }
        iframe {
            flex-grow: 1;
            width: 100%;
            height: 100%;
            border: none;
        }
    </style>
</head>
<body>
    <input id="command-line" type="text" value="${url}" placeholder="Enter URL here" />
    <button id="refresh-button">Refresh</button>
    <iframe id="iframe" src="${url}" sandbox="allow-scripts allow-same-origin"></iframe>

    <script>
        const vscode = acquireVsCodeApi();
        const commandLine = document.getElementById('command-line');
        const refreshButton = document.getElementById('refresh-button');
        const iframe = document.getElementById('iframe');

        function refreshIframe() {
            const newUrl = commandLine.value.trim();
            if (newUrl) {
                iframe.src = newUrl;  // Update iframe directly
                vscode.postMessage({ command: 'refreshUrl', url: newUrl }); // Send update message to VSCode extension
            }
        }

        // Refresh on button click
        refreshButton.addEventListener('click', refreshIframe);

        // Refresh on pressing Enter
        commandLine.addEventListener('keypress', (event) => {
            if (event.key === 'Enter') {
                refreshIframe();
            }
        });

        // Update input field when the iframe's URL changes (only works for same-origin pages)
        iframe.addEventListener('load', () => {
            try {
                commandLine.value = iframe.contentWindow.location.href;
            } catch (error) {
                console.warn('Cannot access iframe URL due to cross-origin restrictions.');
            }
        });
    </script>
</body>
</html>
`
};


module.exports = templateFn;