vision-start/components/Dropdown.tsx
2025-07-18 22:07:22 -03:00

95 lines
3.2 KiB
TypeScript

import React, { useState, useRef, useEffect } from 'react';
interface DropdownProps {
options: { value: string; label: string }[];
value: string;
onChange: (e: { target: { name: string; value: string } }) => void;
name?: string;
}
const Dropdown: React.FC<DropdownProps> = ({ options, value, onChange, name, ...rest }) => {
const [isOpen, setIsOpen] = useState(false);
const dropdownRef = useRef<HTMLDivElement>(null);
const selectedOptionLabel = options.find(option => option.value === value)?.label || '';
useEffect(() => {
const handleClickOutside = (event: MouseEvent) => {
if (dropdownRef.current && !dropdownRef.current.contains(event.target as Node)) {
setIsOpen(false);
}
};
document.addEventListener('mousedown', handleClickOutside);
return () => {
document.removeEventListener('mousedown', handleClickOutside);
};
}, []);
const handleOptionClick = (optionValue: string) => {
const syntheticEvent = {
target: {
name: name || '',
value: optionValue,
},
};
onChange(syntheticEvent);
setIsOpen(false);
};
return (
<div className="relative" ref={dropdownRef}>
<button
type="button"
className="bg-black/5 backdrop-blur-md border border-white/10 rounded-lg p-3 text-white text-sm focus:outline-none focus:ring-2 focus:ring-cyan-400 w-40 h-10 flex justify-between items-center transition-all duration-200 hover:bg-white/5"
onClick={() => setIsOpen(!isOpen)}
aria-haspopup="listbox"
aria-expanded={isOpen}
{...rest}
>
<span className="truncate">{selectedOptionLabel}</span>
<svg
className={`w-5 h-5 transition-transform duration-300 ease-in-out ${isOpen ? 'rotate-180' : 'rotate-0'}`}
xmlns="http://www.w3.org/2000/svg"
viewBox="0 0 20 20"
fill="currentColor"
aria-hidden="true"
>
<path
fillRule="evenodd"
d="M5.293 7.293a1 1 0 011.414 0L10 10.586l3.293-3.293a1 1 0 111.414 1.414l-4 4a1 1 0 01-1.414 0l-4-4a1 1 0 010-1.414z"
clipRule="evenodd"
/>
</svg>
</button>
{isOpen && (
<ul
className="absolute z-10 mt-1 w-full bg-black/70 backdrop-blur-xl border border-white/20 rounded-lg shadow-2xl overflow-hidden animate-in slide-in-from-top-2 fade-in duration-200"
role="listbox"
>
{options.map((option) => (
<li
key={option.value}
onClick={() => handleOptionClick(option.value)}
className={`h-10 px-3 text-white cursor-pointer transition-all duration-150 ease-in-out flex items-center
${option.value === value
? 'bg-cyan-500/20 text-cyan-300'
: 'hover:bg-white/20 hover:text-white hover:shadow-lg'
}`}
role="option"
aria-selected={option.value === value}
>
<span className="truncate">{option.label}</span>
</li>
))}
</ul>
)}
{/* Hidden input to mimic native select behavior for forms */}
{name && <input type="hidden" name={name} value={value} />}
</div>
);
};
export default Dropdown;