Files
silo-server/web/src/hooks/useCarouselEmbla.ts
T

53 lines
1.6 KiB
TypeScript

import { useCallback, useEffect, useMemo, useState } from "react";
import type { EmblaCarouselType, EmblaOptionsType } from "embla-carousel";
import useEmblaCarousel from "embla-carousel-react";
import { WheelGesturesPlugin } from "embla-carousel-wheel-gestures";
import { getCarouselEmblaOptions, getCarouselWheelGestureOptions } from "@/lib/carouselEmbla";
interface UseCarouselEmblaOptions {
options?: EmblaOptionsType;
}
export function useCarouselEmbla({ options }: UseCarouselEmblaOptions = {}) {
const [canScrollPrev, setCanScrollPrev] = useState(false);
const [canScrollNext, setCanScrollNext] = useState(false);
const emblaOptions = useMemo(() => getCarouselEmblaOptions(options), [options]);
const emblaPlugins = useMemo(() => [WheelGesturesPlugin(getCarouselWheelGestureOptions())], []);
const [emblaRef, emblaApi] = useEmblaCarousel(emblaOptions, emblaPlugins);
const updateScrollState = useCallback((api: EmblaCarouselType) => {
setCanScrollPrev(api.canScrollPrev());
setCanScrollNext(api.canScrollNext());
}, []);
useEffect(() => {
if (!emblaApi) return;
updateScrollState(emblaApi);
emblaApi.on("select", updateScrollState);
emblaApi.on("reInit", updateScrollState);
return () => {
emblaApi.off("select", updateScrollState);
emblaApi.off("reInit", updateScrollState);
};
}, [emblaApi, updateScrollState]);
const scrollPrev = useCallback(() => {
emblaApi?.scrollPrev();
}, [emblaApi]);
const scrollNext = useCallback(() => {
emblaApi?.scrollNext();
}, [emblaApi]);
return {
emblaApi,
emblaRef,
canScrollPrev,
canScrollNext,
scrollPrev,
scrollNext,
};
}