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add keyboard arrow keys for prev/next #1

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add keyboard arrow keys for prev/next #1

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21 changes: 21 additions & 0 deletions templates/reader.html
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Original file line number Diff line number Diff line change
Expand Up @@ -149,6 +149,27 @@
console.log("Could not find index for", filename);
}
}

// Keyboard navigation: arrow keys for previous/next chapter
document.addEventListener('keydown', function(e) {
// Only handle arrow keys when not typing in an input/textarea
const isTyping = e.target.tagName === 'INPUT' || e.target.tagName === 'TEXTAREA' || e.target.isContentEditable;
if (isTyping) return;

{% if prev_idx is not none %}
if (e.key === 'ArrowLeft') {
e.preventDefault();
window.location.href = "/read/{{ book_id }}/{{ prev_idx }}";
}
{% endif %}

{% if next_idx is not none %}
if (e.key === 'ArrowRight') {
e.preventDefault();
window.location.href = "/read/{{ book_id }}/{{ next_idx }}";
}
{% endif %}
});
</script>
</body>
</html>