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feat: add keyboard shortcuts and shortcut help modal #16

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feat: add keyboard shortcuts and shortcut help modal #16

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49 changes: 48 additions & 1 deletion frontend/index.html
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Original file line number Diff line number Diff line change
Expand Up @@ -96,9 +96,13 @@ <h2>📈 Scikit-Learner</h2>
<i class="bi bi-download"></i> Export Model
</button>
</div>
<div class="ms-auto">

<div class="ms-auto d-flex align-items-center gap-2">
<button class="btn btn-outline-secondary btn-sm" onclick="showShortcutHelp()" title="Keyboard shortcuts">?</button>
<span class="badge bg-secondary" id="dataStatus">No data loaded</span>
</div>


</div>
</div>

Expand Down Expand Up @@ -442,6 +446,49 @@ <h5 class="modal-title d-flex align-items-center gap-2">
</div>
</div>

<!-- Shortcut Help Modal -->
<div class="modal fade" id="shortcutHelpModal" tabindex="-1">
<div class="modal-dialog modal-dialog-centered">
<div class="modal-content">
<div class="modal-header border-0 pb-0">
<h5 class="modal-title d-flex align-items-center gap-2">
<i class="bi bi-keyboard-fill text-primary"></i> Keyboard Shortcuts
</h5>
<button type="button" class="btn-close" data-bs-dismiss="modal"></button>
</div>
<div class="modal-body pt-2">
<p class="text-muted small mb-3">Use these shortcuts anywhere outside text fields.</p>
<div class="table-responsive">
<table class="table table-borderless table-sm mb-0">
<tbody>
<tr>
<td><strong>Alt + T</strong></td>
<td>Train Selected</td>
</tr>

<tr>
<td><strong>Alt + E</strong></td>
<td>Export Model</td>
</tr>
<tr>
<td><strong>Alt + U</strong></td>
<td>Upload CSV</td>
</tr>
<tr>
<td><strong>?</strong></td>
<td>Show this help</td>
</tr>
</tbody>
</table>
</div>
<p class="text-muted small mt-3 mb-0">Shortcuts are ignored while typing inside inputs or text areas.</p>
</div>
<div class="modal-footer border-0 pt-0">
<button type="button" class="btn btn-secondary btn-sm" data-bs-dismiss="modal">Close</button>
</div>
</div>
</div>
</div>
<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/js/bootstrap.bundle.min.js"></script>
<script src="js/pyodide-bridge.js"></script>
<script src="js/app.js"></script>
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35 changes: 35 additions & 0 deletions frontend/js/app.js
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Original file line number Diff line number Diff line change
Expand Up @@ -66,6 +66,41 @@ function setupEventListeners() {
setTimeout(updatePlots, 100);
});
});

// Keyboard shortcuts
window.addEventListener('keydown', handleGlobalShortcut, true);
}

// Handle keyboard shortcuts globally
function handleGlobalShortcut(event) {
const activeTag = document.activeElement?.tagName;
if(activeTag === 'INPUT' || activeTag === 'TEXTAREA'){
return;
}

const isMod = event.altKey || event.metaKey;
const key = event.key.toLowerCase();
if (isMod && key === 't'){

event.preventDefault();
trainSelectedModels();

}else if (isMod && key === 'e'){
event.preventDefault();
exportSelectedModel();
}else if (isMod && key === 'u'){
event.preventDefault();
openFileUpload();
}else if (event.key === '?'){
event.preventDefault();
showShortcutHelp();
}

}

function showShortcutHelp() {
const modal = new bootstrap.Modal(document.getElementById('shortcutHelpModal'));
modal.show();
}

// Render datasets on home view
Expand Down