openreader/src/components/player/Navigator.tsx
2025-06-22 13:17:26 -06:00

88 lines
No EOL
3.1 KiB
TypeScript

'use client';
import { Button } from '@headlessui/react';
import { useState, useEffect, useRef } from 'react';
export const Navigator = ({ currentPage, numPages, skipToLocation }: {
currentPage: number;
numPages: number | undefined;
skipToLocation: (location: string | number, shouldPause?: boolean) => void;
}) => {
const [inputValue, setInputValue] = useState(currentPage.toString());
const inputRef = useRef<HTMLInputElement>(null);
useEffect(() => {
setInputValue(currentPage.toString());
}, [currentPage]);
const handleInputChange = (e: React.ChangeEvent<HTMLInputElement>) => {
// Only allow numbers
const value = e.target.value.replace(/[^0-9]/g, '');
setInputValue(value);
};
const handleInputConfirm = () => {
let page = parseInt(inputValue, 10);
if (isNaN(page)) return;
const maxPage = numPages || 1;
if (page < 1) page = 1;
if (page > maxPage) page = maxPage;
if (page !== currentPage) {
skipToLocation(page, true);
} else {
setInputValue(page.toString()); // reset input if unchanged
}
};
const handleInputKeyDown = (e: React.KeyboardEvent<HTMLInputElement>) => {
if (e.key === 'Enter') {
handleInputConfirm();
inputRef.current?.blur();
}
};
return (
<div className="flex items-center space-x-1">
{/* Page back */}
<Button
onClick={() => skipToLocation(currentPage - 1, true)}
disabled={currentPage <= 1}
className="relative p-2 rounded-full text-foreground hover:bg-offbase data-[hover]:bg-offbase data-[active]:bg-offbase/80 transition-colors duration-200 focus:outline-none disabled:opacity-50"
aria-label="Previous page"
>
<svg className="h-4 w-4" viewBox="0 0 24 24" fill="none" stroke="currentColor">
<path strokeLinecap="round" strokeLinejoin="round" strokeWidth="2" d="M11 19l-7-7m0 0l7-7m-7 7h18" />
</svg>
</Button>
{/* Page number input */}
<div className="bg-offbase px-2 py-0.5 rounded-full flex items-center">
<input
ref={inputRef}
type="text"
inputMode="numeric"
pattern="[0-9]*"
className="w-6 text-xs text-accent bg-transparent outline-none appearance-none text-right"
value={inputValue}
onChange={handleInputChange}
onBlur={handleInputConfirm}
onKeyDown={handleInputKeyDown}
aria-label="Page number"
/>
<span className="w-6 text-xs ml-1">/ {numPages || 1}</span>
</div>
{/* Page forward */}
<Button
onClick={() => skipToLocation(currentPage + 1, true)}
disabled={currentPage >= (numPages || 1)}
className="relative p-2 rounded-full text-foreground hover:bg-offbase data-[hover]:bg-offbase data-[active]:bg-offbase/80 transition-colors duration-200 focus:outline-none disabled:opacity-50"
aria-label="Next page"
>
<svg className="h-4 w-4" viewBox="0 0 24 24" fill="none" stroke="currentColor">
<path strokeLinecap="round" strokeLinejoin="round" strokeWidth="2" d="M13 5l7 7-7 7M5 5l7 7-7 7" />
</svg>
</Button>
</div>
);
}