leaf/widgets/file_browser_widget/examples/index.html
2025-08-05 15:02:23 +02:00

413 lines
19 KiB
HTML

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>FileBrowser Widget Example</title>
<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/css/bootstrap.min.css" rel="stylesheet">
<link href="https://cdn.jsdelivr.net/npm/bootstrap-icons@1.10.0/font/bootstrap-icons.css" rel="stylesheet">
<script src="/uppy.min.js"></script>
<link href="/uppy.min.css" rel="stylesheet">
<style>
body {
padding: 20px;
background-color: #f8f9fa;
}
.widget-container {
border: 2px dashed #dee2e6;
border-radius: 8px;
padding: 15px;
background: white;
box-shadow: 0 2px 4px rgba(0,0,0,0.1);
min-height: 400px;
}
.widget-container:empty::after {
content: "Widget will render here...";
color: #6c757d;
font-style: italic;
display: flex;
align-items: center;
justify-content: center;
height: 200px;
}
.config-panel {
background: white;
border-radius: 8px;
padding: 20px;
box-shadow: 0 2px 4px rgba(0,0,0,0.1);
margin-bottom: 20px;
}
.status-indicator {
display: inline-block;
width: 12px;
height: 12px;
border-radius: 50%;
margin-right: 8px;
}
.status-success { background-color: #28a745; }
.status-error { background-color: #dc3545; }
.status-loading { background-color: #ffc107; }
</style>
</head>
<body>
<div class="container-fluid">
<div class="row">
<div class="col-12">
<!-- Widget Header -->
<div class="config-panel mb-4">
<div class="row align-items-center">
<div class="col-md-6">
<h3 class="mb-0">
<i class="bi bi-hdd-stack text-primary"></i>
File Browser Widget
<span class="badge bg-secondary ms-2" id="widget-version">v0.1.0</span>
</h3>
<p class="text-muted mb-0 mt-1">Self-contained WASM widget for file management</p>
</div>
<div class="col-md-6 text-end">
<div class="btn-group" role="group">
<button type="button" class="btn btn-outline-primary btn-sm" data-bs-toggle="modal" data-bs-target="#assetsModal">
<i class="bi bi-file-earmark-zip"></i>
Assets
</button>
<button type="button" class="btn btn-outline-primary btn-sm" onclick="window.open('https://github.com/herocode/framework/tree/main/widgets/file_browser_widget', '_blank')">
<i class="bi bi-code-slash"></i>
Code
</button>
<button type="button" class="btn btn-outline-primary btn-sm" onclick="window.open('#documentation', '_blank')">
<i class="bi bi-book"></i>
Documentation
</button>
</div>
</div>
</div>
</div>
</div>
</div>
<div class="row">
<div class="col-md-4">
<div class="config-panel">
<h4>
<i class="bi bi-gear"></i>
Configuration
</h4>
<div class="mb-3">
<label for="endpoint" class="form-label">Base Endpoint:</label>
<input type="text" id="endpoint" class="form-control" value="http://localhost:3001/files">
<div class="form-text">Backend API endpoint for file operations</div>
</div>
<div class="mb-3">
<label for="theme" class="form-label">Theme:</label>
<select id="theme" class="form-select">
<option value="light">Light</option>
<option value="dark">Dark</option>
</select>
</div>
<div class="mb-3">
<label for="max-file-size" class="form-label">Max File Size (MB):</label>
<input type="number" id="max-file-size" class="form-control" value="100" min="1" max="1000">
</div>
<div class="mb-3">
<label class="form-label">Features:</label>
<div class="form-check">
<input class="form-check-input" type="checkbox" id="show-upload" checked>
<label class="form-check-label" for="show-upload">Show Upload</label>
</div>
<div class="form-check">
<input class="form-check-input" type="checkbox" id="show-download" checked>
<label class="form-check-label" for="show-download">Show Download</label>
</div>
<div class="form-check">
<input class="form-check-input" type="checkbox" id="show-delete" checked>
<label class="form-check-label" for="show-delete">Show Delete</label>
</div>
</div>
<div class="mb-3">
<label for="initial-path" class="form-label">Initial Path:</label>
<input type="text" id="initial-path" class="form-control" placeholder="e.g., documents/">
</div>
<button id="recreate-widget" class="btn btn-primary w-100">
<i class="bi bi-arrow-clockwise"></i>
Apply Configuration
</button>
<div class="mt-3">
<div class="d-flex align-items-center justify-content-between">
<div id="status" class="small">
<span class="status-indicator status-loading"></span>
<span id="status-text">Initializing...</span>
</div>
<div class="small">
<span class="badge bg-success" id="browser-compat">Compatible</span>
</div>
</div>
</div>
</div>
</div>
<div class="col-md-8">
<!-- Widget Rendering Area -->
<div class="widget-container">
<div id="file-browser-widget"></div>
</div>
</div>
</div>
</div>
<script type="module">
import init, {
create_file_browser_widget,
create_default_config,
check_browser_compatibility,
get_version
} from '/file_browser_widget.js';
let currentWidget = null;
let isInitialized = false;
function updateStatus(text, type = 'loading') {
const statusElement = document.getElementById('status-text');
const indicatorElement = document.querySelector('.status-indicator');
statusElement.textContent = text;
indicatorElement.className = `status-indicator status-${type}`;
}
async function initWidget() {
try {
updateStatus('Loading WASM module...', 'loading');
await init();
updateStatus('Checking compatibility...', 'loading');
const version = get_version();
const isCompatible = check_browser_compatibility();
document.getElementById('widget-version').textContent = version;
document.getElementById('browser-compat').textContent = isCompatible ? 'Yes ✓' : 'No ✗';
if (!isCompatible) {
updateStatus('Browser not compatible', 'error');
document.getElementById('file-browser-widget').innerHTML =
'<div class="alert alert-danger">Your browser is not compatible with this widget</div>';
return;
}
isInitialized = true;
updateStatus('Ready', 'success');
createWidget();
} catch (error) {
console.error('Failed to initialize widget:', error);
updateStatus(`Initialization failed: ${error.message}`, 'error');
document.getElementById('file-browser-widget').innerHTML =
`<div class="alert alert-danger">Failed to initialize: ${error.message}</div>`;
}
}
function createWidget() {
if (!isInitialized) {
updateStatus('Widget not initialized', 'error');
return;
}
try {
updateStatus('Creating widget...', 'loading');
// Destroy existing widget
if (currentWidget) {
currentWidget.destroy();
currentWidget = null;
}
// Clear container
const container = document.getElementById('file-browser-widget');
container.innerHTML = '';
// Get configuration from form
const config = create_default_config(document.getElementById('endpoint').value);
// Apply configuration using the corrected method names
config.setTheme(document.getElementById('theme').value);
config.setMaxFileSize(parseInt(document.getElementById('max-file-size').value) * 1024 * 1024);
config.setShowUpload(document.getElementById('show-upload').checked);
config.setShowDownload(document.getElementById('show-download').checked);
config.setShowDelete(document.getElementById('show-delete').checked);
const initialPath = document.getElementById('initial-path').value.trim();
if (initialPath) {
config.setInitialPath(initialPath);
}
// Create widget
currentWidget = create_file_browser_widget('file-browser-widget', config);
updateStatus('Widget ready', 'success');
} catch (error) {
console.error('Failed to create widget:', error);
updateStatus(`Widget creation failed: ${error.message}`, 'error');
document.getElementById('file-browser-widget').innerHTML =
`<div class="alert alert-danger">Failed to create widget: ${error.message}</div>`;
}
}
// Event listeners
document.getElementById('recreate-widget').addEventListener('click', createWidget);
// Auto-recreate on configuration changes
['endpoint', 'theme', 'max-file-size', 'show-upload', 'show-download', 'show-delete', 'initial-path'].forEach(id => {
const element = document.getElementById(id);
if (element.type === 'checkbox') {
element.addEventListener('change', () => {
if (isInitialized) createWidget();
});
} else {
element.addEventListener('input', () => {
if (isInitialized) {
clearTimeout(element.debounceTimer);
element.debounceTimer = setTimeout(createWidget, 500);
}
});
}
});
// Initialize when page loads
initWidget();
</script>
<!-- Assets Modal -->
<div class="modal fade" id="assetsModal" tabindex="-1" aria-labelledby="assetsModalLabel" aria-hidden="true">
<div class="modal-dialog modal-lg">
<div class="modal-content">
<div class="modal-header">
<h5 class="modal-title" id="assetsModalLabel">
<i class="bi bi-file-earmark-zip text-primary"></i>
Widget Assets & Size Optimization
</h5>
<button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button>
</div>
<div class="modal-body">
<div class="row mb-4">
<div class="col-md-6">
<h6 class="text-success">
<i class="bi bi-check-circle"></i>
Distribution Files
</h6>
<p class="small text-muted mb-3">Self-contained widget distribution with no external dependencies.</p>
</div>
<div class="col-md-6 text-end">
<div class="small">
<div class="badge bg-success mb-2">67.9% compression ratio</div>
<div class="text-muted">Optimized for web delivery</div>
</div>
</div>
</div>
<div class="table-responsive">
<table class="table table-striped">
<thead class="table-dark">
<tr>
<th>Asset</th>
<th>Description</th>
<th class="text-end">Original</th>
<th class="text-end">Gzipped</th>
<th class="text-end">Savings</th>
</tr>
</thead>
<tbody>
<tr>
<td><code>file_browser_widget_bg.wasm</code></td>
<td class="small text-muted">WebAssembly binary</td>
<td class="text-end">331KB</td>
<td class="text-end text-info">136KB</td>
<td class="text-end text-success">59%</td>
</tr>
<tr>
<td><code>file_browser_widget.js</code></td>
<td class="small text-muted">JavaScript bindings</td>
<td class="text-end">39KB</td>
<td class="text-end text-info">7KB</td>
<td class="text-end text-success">82%</td>
</tr>
<tr>
<td><code>uppy.min.js</code></td>
<td class="small text-muted">File upload library</td>
<td class="text-end">564KB</td>
<td class="text-end text-info">172KB</td>
<td class="text-end text-success">70%</td>
</tr>
<tr>
<td><code>uppy.min.css</code></td>
<td class="small text-muted">Upload UI styling</td>
<td class="text-end">90KB</td>
<td class="text-end text-info">14KB</td>
<td class="text-end text-success">84%</td>
</tr>
<tr>
<td><code>file_browser_widget.d.ts</code></td>
<td class="small text-muted">TypeScript definitions</td>
<td class="text-end">5KB</td>
<td class="text-end text-muted">-</td>
<td class="text-end text-muted">-</td>
</tr>
<tr class="table-active fw-bold">
<td>Total Distribution</td>
<td class="small text-muted">Complete widget package</td>
<td class="text-end">1.03MB</td>
<td class="text-end text-success">329KB</td>
<td class="text-end text-success">68%</td>
</tr>
</tbody>
</table>
</div>
<div class="row mt-4">
<div class="col-md-6">
<h6 class="text-info">
<i class="bi bi-speedometer2"></i>
Performance Benefits
</h6>
<ul class="small">
<li>Faster initial load times</li>
<li>Reduced bandwidth usage</li>
<li>Better mobile experience</li>
<li>CDN-friendly distribution</li>
</ul>
</div>
<div class="col-md-6">
<h6 class="text-warning">
<i class="bi bi-tools"></i>
Optimization Techniques
</h6>
<ul class="small">
<li>wasm-opt binary optimization</li>
<li>Gzip compression (level 9)</li>
<li>Dead code elimination</li>
<li>Release build optimizations</li>
</ul>
</div>
</div>
</div>
<div class="modal-footer">
<button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Close</button>
<button type="button" class="btn btn-primary" onclick="window.open('https://github.com/herocode/framework/tree/main/widgets/file_browser_widget', '_blank')">
<i class="bi bi-download"></i>
Download Widget
</button>
</div>
</div>
</div>
</div>
<!-- Bootstrap JS -->
<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/js/bootstrap.bundle.min.js"></script>
</body>
</html>