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import React, { useState, useRef, useEffect } from 'react';
import { useTranslation } from '../js/i18n';
function LanguageSelector() {
const { lang, setLanguage } = useTranslation();
const [isOpen, setIsOpen] = useState(false);
const dropdownRef = useRef(null);
const languages = {
en: 'English',
zh: '中文',
ja: '日本語',
ko: '한국어'
};
const handleLanguageChange = (newLang) => {
setLanguage(newLang);
setIsOpen(false);
};
useEffect(() => {
const handleClickOutside = (event) => {
if (dropdownRef.current && !dropdownRef.current.contains(event.target)) {
setIsOpen(false);
}
};
document.addEventListener('mousedown', handleClickOutside);
return () => {
document.removeEventListener('mousedown', handleClickOutside);
};
}, []);
return (
<div className="relative" ref={dropdownRef}>
<button
onClick={() => setIsOpen(!isOpen)}
className="inline-flex items-center px-3 py-2 text-sm font-medium text-gray-600 hover:text-indigo-600 transition-colors duration-200 focus:outline-none"
aria-expanded={isOpen}
aria-haspopup="true"
>
<span>{languages[lang]}</span>
<svg
className={`ml-2 h-4 w-4 transform transition-transform duration-200 ${
isOpen ? 'rotate-180' : ''
}`}
fill="none"
stroke="currentColor"
viewBox="0 0 24 24"
aria-hidden="true"
>
<path
strokeLinecap="round"
strokeLinejoin="round"
strokeWidth={2}
d="M19 9l-7 7-7-7"
/>
</svg>
</button>
{isOpen && (
<div className="absolute right-0 mt-2 w-40 rounded-lg bg-white shadow-lg ring-1 ring-black ring-opacity-5 focus:outline-none z-50">
<div className="py-1">
{Object.entries(languages).map(([code, name]) => (
<button
key={code}
onClick={() => handleLanguageChange(code)}
className={`w-full text-left px-4 py-2 text-sm hover:bg-indigo-50 transition-colors duration-150 ${
code === lang
? 'text-indigo-600 bg-indigo-50 font-medium'
: 'text-gray-700 hover:text-indigo-600'
}`}
>
{name}
</button>
))}
</div>
</div>
)}
</div>
);
}
export default LanguageSelector;