"use client" import * as React from "react" import useEmblaCarousel, { type UseEmblaCarouselType, } from "embla-carousel-react" import { ArrowLeft, ArrowRight } from "lucide-react" import { cn } from "@/lib/utils" import { Button } from "@/components/ui/button" type CarouselApi = UseEmblaCarouselType[1] type UseCarouselParameters = Parameters type CarouselOptions = UseCarouselParameters[0] type CarouselPlugin = UseCarouselParameters[1] type CarouselProps = { opts?: CarouselOptions plugins?: CarouselPlugin orientation?: "horizontal" | "vertical" setApi?: (api: CarouselApi) => void } type CarouselContextProps = { carouselRef: ReturnType[0] api: ReturnType[1] scrollPrev: () => void scrollNext: () => void canScrollPrev: boolean canScrollNext: boolean } & CarouselProps const CarouselContext = React.createContext(null) function useCarousel() { const context = React.useContext(CarouselContext) if (!context) { throw new Error("useCarousel must be used within a ") } return context } const Carousel = React.forwardRef< HTMLDivElement, React.HTMLAttributes & CarouselProps >( ( { orientation = "horizontal", opts, setApi, plugins, className, children, ...props }, ref, ) => { const [carouselRef, api] = useEmblaCarousel( { ...opts, axis: orientation === "horizontal" ? "x" : "y", }, plugins, ) const [canScrollPrev, setCanScrollPrev] = React.useState(false) const [canScrollNext, setCanScrollNext] = React.useState(false) const onSelect = React.useCallback((api: CarouselApi) => { if (!api) { return } setCanScrollPrev(api.canScrollPrev()) setCanScrollNext(api.canScrollNext()) }, []) const scrollPrev = React.useCallback(() => { api?.scrollPrev() }, [api]) const scrollNext = React.useCallback(() => { api?.scrollNext() }, [api]) const handleKeyDown = React.useCallback( (event: React.KeyboardEvent) => { if (event.key === "ArrowLeft") { event.preventDefault() scrollPrev() } else if (event.key === "ArrowRight") { event.preventDefault() scrollNext() } }, [scrollPrev, scrollNext], ) React.useEffect(() => { if (!api || !setApi) { return } setApi(api) }, [api, setApi]) React.useEffect(() => { if (!api) { return } onSelect(api) api.on("reInit", onSelect) api.on("select", onSelect) return () => { api?.off("select", onSelect) } }, [api, onSelect]) return (

{children}

) }, ) Carousel.displayName = "Carousel" const CarouselContent = React.forwardRef< HTMLDivElement, React.HTMLAttributes >(({ className, ...props }, ref) => { const { carouselRef, orientation } = useCarousel() return (

) }) CarouselContent.displayName = "CarouselContent" const CarouselItem = React.forwardRef< HTMLDivElement, React.HTMLAttributes >(({ className, ...props }, ref) => { const { orientation } = useCarousel() return (

) }) CarouselItem.displayName = "CarouselItem" const CarouselPrevious = React.forwardRef< HTMLButtonElement, React.ComponentProps >(({ className, variant = "outline", size = "icon", ...props }, ref) => { const { orientation, scrollPrev, canScrollPrev } = useCarousel() return ( ) }) CarouselPrevious.displayName = "CarouselPrevious" const CarouselNext = React.forwardRef< HTMLButtonElement, React.ComponentProps >(({ className, variant = "outline", size = "icon", ...props }, ref) => { const { orientation, scrollNext, canScrollNext } = useCarousel() return ( ) }) CarouselNext.displayName = "CarouselNext" export { type CarouselApi, Carousel, CarouselContent, CarouselItem, CarouselPrevious, CarouselNext, }