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import { useEffect, useRef } from 'react';
import { Photo } from 'models';
import useEvent from 'lib/useEvent';
import styles from './Gallery.module.css';
interface Props {
currentPhoto: Photo;
handleClose: () => void;
handlePhotoChange: (direction: boolean) => void;
}
export default function Gallery({
currentPhoto,
handleClose,
handlePhotoChange,
}: Props): JSX.Element {
const wrapperRef = useRef(null);
useEffect(() => {
function handleClickOutside(e: MouseEvent) {
if (
wrapperRef.current &&
!wrapperRef.current.contains(e.target) &&
(e.target as Node).nodeName !== 'BUTTON'
) {
handleClose();
}
}
document.addEventListener('mousedown', handleClickOutside);
return () => {
document.removeEventListener('mousedown', handleClickOutside);
};
}, [wrapperRef]);
useEvent('keydown', (e: KeyboardEvent) => {
if (e.key === 'ArrowLeft') {
handlePhotoChange(false);
} else if (e.key === 'ArrowRight') {
handlePhotoChange(true);
} else if (e.key === 'Escape') {
handleClose();
}
});
return (
<div className={styles.galleryContainer} role="region">
<button
type="button"
className={`${styles.arrowLeft} ${styles.btn}`}
onClick={() => handlePhotoChange(false)}
>
〈
</button>
<div className={styles.photoContainer}>
<img
ref={wrapperRef}
src={currentPhoto.src}
alt={currentPhoto.name}
className={styles.photo}
/>
</div>
<button
type="button"
className={`${styles.arrowRight} ${styles.btn}`}
onClick={() => handlePhotoChange(true)}
>
〉
</button>
<button
type="button"
className={`${styles.closeBtn} ${styles.btn}`}
onClick={() => handleClose()}
>
×
</button>
</div>
);
}
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