tomodachi-share/src/app/components/carousel.tsx

61 lines
2.1 KiB
TypeScript

"use client";
import { useCallback, useEffect, useState } from "react";
import useEmblaCarousel from "embla-carousel-react";
import { Icon } from "@iconify/react";
interface Props {
images: string[];
className?: string;
}
export default function Carousel({ images, className }: Props) {
const [emblaRef, emblaApi] = useEmblaCarousel();
const [selectedIndex, setSelectedIndex] = useState(0);
const [scrollSnaps, setScrollSnaps] = useState<number[]>([]);
useEffect(() => {
if (!emblaApi) return;
setScrollSnaps(emblaApi.scrollSnapList());
emblaApi.on("select", () => setSelectedIndex(emblaApi.selectedScrollSnap()));
}, [emblaApi]);
const scrollTo = useCallback((index: number) => emblaApi && emblaApi.scrollTo(index), [emblaApi]);
const scrollPrev = useCallback(() => emblaApi && emblaApi.scrollPrev(), [emblaApi]);
const scrollNext = useCallback(() => emblaApi && emblaApi.scrollNext(), [emblaApi]);
return (
<div className="relative max-w-lg h-fit">
<div className={`overflow-hidden rounded-xl bg-zinc-300 border-2 border-zinc-300 ${className}`} ref={emblaRef}>
<div className="flex">
{images.map((src, index) => (
<div key={index} className="flex-[0_0_100%]">
<img src={src} alt="" className="w-full h-auto aspect-[3/2] object-contain" />
</div>
))}
</div>
</div>
{images.length > 1 && (
<>
<button onClick={scrollPrev} className="absolute left-2 top-1/2 -translate-y-1/2 bg-white p-1 rounded-full shadow text-xl cursor-pointer">
<Icon icon="ic:round-chevron-left" />
</button>
<button onClick={scrollNext} className="absolute right-2 top-1/2 -translate-y-1/2 bg-white p-1 rounded-full shadow text-xl cursor-pointer">
<Icon icon="ic:round-chevron-right" />
</button>
<div className="flex justify-center gap-2 absolute left-1/2 -translate-x-1/2 bottom-2">
{scrollSnaps.map((_, index) => (
<button
key={index}
onClick={() => scrollTo(index)}
className={`size-1.5 rounded-full ${index === selectedIndex ? "bg-black" : "bg-black/25"}`}
/>
))}
</div>
</>
)}
</div>
);
}