"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 "./button"; type CarouselApi = UseEmblaCarouselType[1];type UseCarouselParameters = Parameters<typeof useEmblaCarousel>;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<typeof useEmblaCarousel>[0]; api: ReturnType<typeof useEmblaCarousel>[1]; scrollPrev: () => void; scrollNext: () => void; canScrollPrev: boolean; canScrollNext: boolean;} & CarouselProps; const CarouselContext = React.createContext<CarouselContextProps | null>(null); function useCarousel() { const context = React.useContext(CarouselContext); if (!context) { throw new Error("useCarousel must be used within a <Carousel />"); } return context;} function Carousel({ orientation = "horizontal", opts, setApi, plugins, className, children, ...props}: React.ComponentProps<"div"> & CarouselProps) { 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<HTMLDivElement>) => { 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 ( <CarouselContext.Provider value={{ carouselRef, api: api, opts, orientation: orientation || (opts?.axis === "y" ? "vertical" : "horizontal"), scrollPrev, scrollNext, canScrollPrev, canScrollNext, }} > <div onKeyDownCapture={handleKeyDown} className={cn("relative", className)} role="region" aria-roledescription="carousel" data-slot="carousel" {...props} > {children} </div> </CarouselContext.Provider> );} function CarouselContent({ className, ...props }: React.ComponentProps<"div">) { const { carouselRef, orientation } = useCarousel(); return ( <div ref={carouselRef} className="overflow-hidden" data-slot="carousel-content"> <div className={cn("flex", orientation === "horizontal" ? "-ml-4" : "-mt-4 flex-col", className)} {...props} /> </div> );} function CarouselItem({ className, ...props }: React.ComponentProps<"div">) { const { orientation } = useCarousel(); return ( <div role="group" aria-roledescription="slide" data-slot="carousel-item" className={cn( "min-w-0 shrink-0 grow-0 basis-full", orientation === "horizontal" ? "pl-4" : "pt-4", className, )} {...props} /> );} function CarouselPrevious({ className, variant = "outline", size = "icon", ...props}: React.ComponentProps<typeof Button>) { const { orientation, scrollPrev, canScrollPrev } = useCarousel(); return ( <Button data-slot="carousel-previous" variant={variant} size={size} className={cn( "absolute size-8 rounded-full", orientation === "horizontal" ? "top-1/2 -left-12 -translate-y-1/2" : "-top-12 left-1/2 -translate-x-1/2 rotate-90", className, )} disabled={!canScrollPrev} onClick={scrollPrev} {...props} > <ArrowLeft /> <span className="sr-only">Previous slide</span> </Button> );} function CarouselNext({ className, variant = "outline", size = "icon", ...props}: React.ComponentProps<typeof Button>) { const { orientation, scrollNext, canScrollNext } = useCarousel(); return ( <Button data-slot="carousel-next" variant={variant} size={size} className={cn( "absolute size-8 rounded-full", orientation === "horizontal" ? "top-1/2 -right-12 -translate-y-1/2" : "-bottom-12 left-1/2 -translate-x-1/2 rotate-90", className, )} disabled={!canScrollNext} onClick={scrollNext} {...props} > <ArrowRight /> <span className="sr-only">Next slide</span> </Button> );} export { type CarouselApi, Carousel, CarouselContent, CarouselItem, CarouselPrevious, CarouselNext,};
"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 "./button";
type CarouselApi = UseEmblaCarouselType[1];
type UseCarouselParameters = Parameters<typeof useEmblaCarousel>;
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<typeof useEmblaCarousel>[0];
api: ReturnType<typeof useEmblaCarousel>[1];
scrollPrev: () => void;
scrollNext: () => void;
canScrollPrev: boolean;
canScrollNext: boolean;
} & CarouselProps;
const CarouselContext = React.createContext<CarouselContextProps | null>(null);
function useCarousel() {
const context = React.useContext(CarouselContext);
if (!context) {
throw new Error("useCarousel must be used within a <Carousel />");
}
return context;
}
function Carousel({
orientation = "horizontal",
opts,
setApi,
plugins,
className,
children,
...props
}: React.ComponentProps<"div"> & CarouselProps) {
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<HTMLDivElement>) => {
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 (
<CarouselContext.Provider
value={{
carouselRef,
api: api,
opts,
orientation: orientation || (opts?.axis === "y" ? "vertical" : "horizontal"),
scrollPrev,
scrollNext,
canScrollPrev,
canScrollNext,
}}
>
<div
onKeyDownCapture={handleKeyDown}
className={cn("relative", className)}
role="region"
aria-roledescription="carousel"
data-slot="carousel"
{...props}
>
{children}
</div>
</CarouselContext.Provider>
);
}
function CarouselContent({ className, ...props }: React.ComponentProps<"div">) {
const { carouselRef, orientation } = useCarousel();
return (
<div ref={carouselRef} className="overflow-hidden" data-slot="carousel-content">
<div
className={cn("flex", orientation === "horizontal" ? "-ml-4" : "-mt-4 flex-col", className)}
{...props}
/>
</div>
);
}
function CarouselItem({ className, ...props }: React.ComponentProps<"div">) {
const { orientation } = useCarousel();
return (
<div
role="group"
aria-roledescription="slide"
data-slot="carousel-item"
className={cn(
"min-w-0 shrink-0 grow-0 basis-full",
orientation === "horizontal" ? "pl-4" : "pt-4",
className,
)}
{...props}
/>
);
}
function CarouselPrevious({
className,
variant = "outline",
size = "icon",
...props
}: React.ComponentProps<typeof Button>) {
const { orientation, scrollPrev, canScrollPrev } = useCarousel();
return (
<Button
data-slot="carousel-previous"
variant={variant}
size={size}
className={cn(
"absolute size-8 rounded-full",
orientation === "horizontal"
? "top-1/2 -left-12 -translate-y-1/2"
: "-top-12 left-1/2 -translate-x-1/2 rotate-90",
className,
)}
disabled={!canScrollPrev}
onClick={scrollPrev}
{...props}
>
<ArrowLeft />
<span className="sr-only">Previous slide</span>
</Button>
);
}
function CarouselNext({
className,
variant = "outline",
size = "icon",
...props
}: React.ComponentProps<typeof Button>) {
const { orientation, scrollNext, canScrollNext } = useCarousel();
return (
<Button
data-slot="carousel-next"
variant={variant}
size={size}
className={cn(
"absolute size-8 rounded-full",
orientation === "horizontal"
? "top-1/2 -right-12 -translate-y-1/2"
: "-bottom-12 left-1/2 -translate-x-1/2 rotate-90",
className,
)}
disabled={!canScrollNext}
onClick={scrollNext}
{...props}
>
<ArrowRight />
<span className="sr-only">Next slide</span>
</Button>
);
}
export {
type CarouselApi,
Carousel,
CarouselContent,
CarouselItem,
CarouselPrevious,
CarouselNext,
};