/
index.js
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/
index.js
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import React, { useState, useRef } from 'react';
import PropTypes from 'prop-types';
const hiddenInputStyle = {
opacity: 0,
overflow: 'hidden',
position: 'absolute',
top: 0,
left: 0,
width: '100%',
height: '100%',
};
function FileInput({ renderButton, style, className, onChange, ...props }) {
const [value, setValue] = useState('');
const [files, setFiles] = useState([]);
const inputRef = useRef(null);
const handleChange = e => {
if (onChange) {
onChange(e);
}
setValue(e.target.value);
setFiles(e.target.files);
};
const handleKey = e => {
if (e.which === 32 || e.which === 13) {
e.preventDefault();
if (inputRef.current) {
inputRef.current.click();
}
}
};
return (
<label
style={Object.assign(
{
position: 'relative',
overflow: 'hidden',
},
style
)}
className={className}
tabIndex={0}
onKeyPress={handleKey}
onKeyUp={handleKey}
>
<input
{...props}
ref={inputRef}
style={renderButton ? hiddenInputStyle : {}}
type="file"
onChange={handleChange}
readOnly
tabIndex={-1}
/>
{renderButton && renderButton(value, files)}
</label>
);
}
FileInput.propTypes = {
style: PropTypes.object,
className: PropTypes.string,
renderButton: PropTypes.func,
onChange: PropTypes.func,
};
export default FileInput;