jingrow/components/products/ProductImageGallery.jsx

347 lines
12 KiB
JavaScript

'use client';
import { useState, useEffect, useRef, useCallback, useMemo } from 'react';
import { Swiper, SwiperSlide } from "swiper/react";
import { Navigation, Pagination, Thumbs, FreeMode } from "swiper/modules";
import "swiper/css";
import "swiper/css/navigation";
import "swiper/css/pagination";
import "swiper/css/thumbs";
import "swiper/css/free-mode";
const ProductImageGallery = ({ data }) => {
const [currentImageIndex, setCurrentImageIndex] = useState(0);
const [thumbsSwiper, setThumbsSwiper] = useState(null);
const thumbsSwiperRef = useRef(null);
if (!data?.attachments || data.attachments.length === 0) {
return null;
}
const mainImageIndex = useMemo(() => {
if (!data.image) return 0;
const mainImageIndex = data.attachments.findIndex(
attachment => attachment.file_url === data.image
);
return mainImageIndex >= 0 ? mainImageIndex : 0;
}, [data.image, data.attachments]);
const currentImage = useMemo(() => {
return data.attachments[currentImageIndex]?.file_url || data.attachments[0]?.file_url;
}, [data.attachments, currentImageIndex]);
const scrollThumbnailToIndex = useCallback((index) => {
if (thumbsSwiperRef.current?.swiper) {
try {
const swiper = thumbsSwiperRef.current.swiper;
if (index === 0) {
swiper.scrollTo(0, 300);
} else {
swiper.slideTo(index, 300);
}
} catch (error) {
}
}
}, []);
const changeMainImage = useCallback((direction) => {
if (data.attachments.length <= 1) return;
let newIndex;
if (direction === 'next') {
newIndex = (currentImageIndex + 1) % data.attachments.length;
} else {
newIndex = (currentImageIndex - 1 + data.attachments.length) % data.attachments.length;
}
setCurrentImageIndex(newIndex);
setTimeout(() => {
scrollThumbnailToIndex(newIndex);
}, 100);
}, [currentImageIndex, data.attachments.length, scrollThumbnailToIndex]);
const changeMainImageByIndex = useCallback((index) => {
setCurrentImageIndex(index);
setTimeout(() => {
scrollThumbnailToIndex(index);
}, 100);
}, [scrollThumbnailToIndex]);
useEffect(() => {
setCurrentImageIndex(mainImageIndex);
}, [mainImageIndex]);
const handleKeyDown = useCallback((event) => {
if (data.attachments.length <= 1) return;
switch (event.key) {
case 'ArrowLeft':
event.preventDefault();
changeMainImage('prev');
break;
case 'ArrowRight':
event.preventDefault();
changeMainImage('next');
break;
case 'Home':
event.preventDefault();
setCurrentImageIndex(0);
setTimeout(() => scrollThumbnailToIndex(0), 100);
break;
case 'End':
event.preventDefault();
setCurrentImageIndex(data.attachments.length - 1);
setTimeout(() => scrollThumbnailToIndex(data.attachments.length - 1), 100);
break;
default:
break;
}
}, [data.attachments.length, changeMainImage, scrollThumbnailToIndex]);
useEffect(() => {
document.addEventListener('keydown', handleKeyDown);
return () => {
document.removeEventListener('keydown', handleKeyDown);
};
}, [handleKeyDown]);
const thumbnailSlides = useMemo(() => {
return data.attachments.map((attachment, index) => (
<SwiperSlide
key={index}
className="!w-16 !h-16"
onClick={() => changeMainImageByIndex(index)}
>
<div
className={`w-full h-full rounded-lg overflow-hidden cursor-pointer transition-all duration-300 hover:scale-105 focus-within:ring-2 focus-within:ring-blue-500 focus-within:ring-offset-2 ${
index === currentImageIndex
? 'border-2'
: 'border border-[#eee] hover:border-gray-300'
}`}
style={index === currentImageIndex ? { borderColor: '#1A1A1A', borderWidth: '2px' } : {}}
tabIndex={0}
role="button"
aria-label={`View image ${index + 1} / ${data.attachments.length}`}
onKeyDown={(e) => {
if (e.key === 'Enter' || e.key === ' ') {
e.preventDefault();
changeMainImageByIndex(index);
}
}}
>
<img
src={attachment.file_url}
alt={`${data?.title || 'Product'} - ${index + 1}`}
className="w-full h-full object-cover"
loading="lazy"
onError={(e) => {
e.target.style.display = 'none';
}}
/>
<div className="absolute inset-0 bg-gray-100 flex items-center justify-center opacity-0 group-hover:opacity-100 transition-opacity duration-200">
<div className="w-4 h-4 border-2 border-gray-300 border-t-blue-500 rounded-full animate-spin"></div>
</div>
</div>
</SwiperSlide>
));
}, [data.attachments, currentImageIndex, data?.title, changeMainImageByIndex]);
return (
<div className="w-full md:w-120 flex justify-center md:justify-start mb-4 md:mb-0 max-w-full">
<div className="relative w-full max-w-[320px] md:max-w-full">
<div className="relative overflow-hidden rounded-xl shadow-lg mb-6 group/main-image">
<img
src={currentImage}
alt={data?.title || 'Product Image'}
className="w-full max-w-[320px] md:max-w-full object-contain"
loading="lazy"
/>
{data.attachments.length > 1 && (
<>
<button
className="absolute left-2 top-1/2 transform -translate-y-1/2 w-12 h-12 bg-white/40 backdrop-blur-md rounded-full border-0 flex items-center justify-center shadow-[0_8px_32px_rgba(0,0,0,0.08)] hover:bg-white/60 hover:shadow-[0_12px_40px_rgba(0,0,0,0.12)] transition-all duration-500 ease-out z-10 focus:outline-none focus:ring-2 focus:ring-white/30 focus:ring-offset-2 focus:ring-offset-transparent opacity-0 group-hover/main-image:opacity-100 scale-90 group-hover/main-image:scale-100"
onClick={() => changeMainImage('prev')}
aria-label={`Previous image (${currentImageIndex === 0 ? data.attachments.length : currentImageIndex} / ${data.attachments.length})`}
title="Previous image (←)"
>
<svg
className="w-5 h-5 text-gray-700 hover:text-gray-900 transition-all duration-500 ease-out hover:scale-110"
fill="none"
stroke="currentColor"
viewBox="0 0 24 24"
strokeWidth={1.5}
strokeLinecap="round"
strokeLinejoin="round"
>
<path d="M15 18l-6-6 6-6" />
</svg>
</button>
<button
className="absolute right-2 top-1/2 transform -translate-y-1/2 w-12 h-12 bg-white/40 backdrop-blur-md rounded-full border-0 flex items-center justify-center shadow-[0_8px_32px_rgba(0,0,0,0.08)] hover:bg-white/60 hover:shadow-[0_12px_40px_rgba(0,0,0,0.12)] transition-all duration-500 ease-out z-10 focus:outline-none focus:ring-2 focus:ring-white/30 focus:ring-offset-2 focus:ring-offset-transparent opacity-0 group-hover/main-image:opacity-100 scale-90 group-hover/main-image:scale-100"
onClick={() => changeMainImage('next')}
aria-label={`Next image (${currentImageIndex === data.attachments.length - 1 ? 1 : currentImageIndex + 2} / ${data.attachments.length})`}
title="Next image (→)"
>
<svg
className="w-5 h-5 text-gray-700 hover:text-gray-900 transition-all duration-500 ease-out hover:scale-110"
fill="none"
stroke="currentColor"
viewBox="0 0 24 24"
strokeWidth={1.5}
strokeLinecap="round"
strokeLinejoin="round"
>
<path d="M9 18l6-6-6-6" />
</svg>
</button>
</>
)}
</div>
{data.attachments.length > 1 && (
<div className="relative">
<Swiper
ref={thumbsSwiperRef}
onSwiper={setThumbsSwiper}
spaceBetween={16}
slidesPerView="auto"
freeMode={true}
watchSlidesProgress={true}
modules={[FreeMode, Navigation, Pagination, Thumbs]}
className="thumbs-swiper"
grabCursor={true}
resistance={true}
resistanceRatio={0.85}
>
{thumbnailSlides}
</Swiper>
</div>
)}
</div>
<style jsx>{`
.thumbs-swiper .swiper-slide {
transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
width: 64px !important;
margin-right: 16px !important;
}
.thumbs-swiper .swiper-slide:hover {
transform: scale(1.05);
}
.thumbs-swiper .swiper-slide:last-child {
margin-right: 0 !important;
}
.thumbs-swiper .swiper-slide .border-2 {
}
.backdrop-blur-sm {
backdrop-filter: blur(8px);
-webkit-backdrop-filter: blur(8px);
}
.group:hover .backdrop-blur-sm {
backdrop-filter: blur(12px);
-webkit-backdrop-filter: blur(12px);
}
@media (max-width: 768px) {
.thumbs-swiper .swiper-slide {
width: 4rem !important;
height: 4rem !important;
}
}
.thumbs-swiper .swiper-scrollbar {
display: none;
}
.thumbs-swiper {
touch-action: pan-y pinch-zoom;
-webkit-user-select: none;
-moz-user-select: none;
-ms-user-select: none;
user-select: none;
}
.thumbs-swiper .swiper-slide {
touch-action: manipulation;
}
@keyframes spin {
to {
transform: rotate(360deg);
}
}
.animate-spin {
animation: spin 1s linear infinite;
}
.focus-within\\:ring-2:focus-within {
--tw-ring-offset-shadow: var(--tw-ring-inset) 0 0 0 var(--tw-ring-offset-width) var(--tw-ring-offset-color);
--tw-ring-shadow: var(--tw-ring-inset) 0 0 0 calc(2px + var(--tw-ring-offset-width)) var(--tw-ring-color);
box-shadow: var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow, 0 0 #0000);
}
.focus-within\\:ring-blue-500:focus-within {
--tw-ring-opacity: 1;
--tw-ring-color: rgb(59 130 246 / var(--tw-ring-opacity));
}
.focus-within\\:ring-offset-2:focus-within {
--tw-ring-offset-width: 2px;
}
@media (hover: none) and (pointer: coarse) {
.thumbs-swiper .swiper-slide:hover {
transform: none;
}
}
.group\/main-image button {
border-radius: 50% !important;
-webkit-border-radius: 50% !important;
}
@media (prefers-contrast: high) {
.border-gray-200 {
border-color: #000;
}
.border-blue-500 {
border-color: #0066cc;
}
.text-gray-600 {
color: #000;
}
}
@media (prefers-reduced-motion: reduce) {
.thumbs-swiper .swiper-slide,
.backdrop-blur-sm {
transition: none;
}
.animate-spin {
animation: none;
}
}
`}</style>
</div>
);
};
export default ProductImageGallery;