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authorMaze Winther <mazewinther@gmail.com>2025-06-22 10:02:50 +0200
committerMaze Winther <mazewinther@gmail.com>2025-06-22 10:02:50 +0200
commit87a83a5604b20550430ef4eefbcd573d309694e2 (patch)
tree7ed86f00b8414cb6543f5c5ac98ea6e9abd2e10f /apps/web/src/components/ui/carousel.tsx
downloadopencut-87a83a5604b20550430ef4eefbcd573d309694e2.tar.gz
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+"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;
+}
+
+const Carousel = React.forwardRef<
+ HTMLDivElement,
+ React.HTMLAttributes<HTMLDivElement> & 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<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
+ ref={ref}
+ onKeyDownCapture={handleKeyDown}
+ className={cn("relative", className)}
+ role="region"
+ aria-roledescription="carousel"
+ {...props}
+ >
+ {children}
+ </div>
+ </CarouselContext.Provider>
+ );
+ }
+);
+Carousel.displayName = "Carousel";
+
+const CarouselContent = React.forwardRef<
+ HTMLDivElement,
+ React.HTMLAttributes<HTMLDivElement>
+>(({ className, ...props }, ref) => {
+ const { carouselRef, orientation } = useCarousel();
+
+ return (
+ <div ref={carouselRef} className="overflow-hidden">
+ <div
+ ref={ref}
+ className={cn(
+ "flex",
+ orientation === "horizontal" ? "-ml-4" : "-mt-4 flex-col",
+ className
+ )}
+ {...props}
+ />
+ </div>
+ );
+});
+CarouselContent.displayName = "CarouselContent";
+
+const CarouselItem = React.forwardRef<
+ HTMLDivElement,
+ React.HTMLAttributes<HTMLDivElement>
+>(({ className, ...props }, ref) => {
+ const { orientation } = useCarousel();
+
+ return (
+ <div
+ ref={ref}
+ role="group"
+ aria-roledescription="slide"
+ className={cn(
+ "min-w-0 shrink-0 grow-0 basis-full",
+ orientation === "horizontal" ? "pl-4" : "pt-4",
+ className
+ )}
+ {...props}
+ />
+ );
+});
+CarouselItem.displayName = "CarouselItem";
+
+const CarouselPrevious = React.forwardRef<
+ HTMLButtonElement,
+ React.ComponentProps<typeof Button>
+>(({ className, variant = "outline", size = "icon", ...props }, ref) => {
+ const { orientation, scrollPrev, canScrollPrev } = useCarousel();
+
+ return (
+ <Button
+ ref={ref}
+ variant={variant}
+ size={size}
+ className={cn(
+ "absolute h-8 w-8 rounded-full",
+ orientation === "horizontal"
+ ? "-left-12 top-1/2 -translate-y-1/2"
+ : "-top-12 left-1/2 -translate-x-1/2 rotate-90",
+ className
+ )}
+ disabled={!canScrollPrev}
+ onClick={scrollPrev}
+ {...props}
+ >
+ <ArrowLeft className="h-4 w-4" />
+ <span className="sr-only">Previous slide</span>
+ </Button>
+ );
+});
+CarouselPrevious.displayName = "CarouselPrevious";
+
+const CarouselNext = React.forwardRef<
+ HTMLButtonElement,
+ React.ComponentProps<typeof Button>
+>(({ className, variant = "outline", size = "icon", ...props }, ref) => {
+ const { orientation, scrollNext, canScrollNext } = useCarousel();
+
+ return (
+ <Button
+ ref={ref}
+ variant={variant}
+ size={size}
+ className={cn(
+ "absolute h-8 w-8 rounded-full",
+ orientation === "horizontal"
+ ? "-right-12 top-1/2 -translate-y-1/2"
+ : "-bottom-12 left-1/2 -translate-x-1/2 rotate-90",
+ className
+ )}
+ disabled={!canScrollNext}
+ onClick={scrollNext}
+ {...props}
+ >
+ <ArrowRight className="h-4 w-4" />
+ <span className="sr-only">Next slide</span>
+ </Button>
+ );
+});
+CarouselNext.displayName = "CarouselNext";
+
+export {
+ type CarouselApi,
+ Carousel,
+ CarouselContent,
+ CarouselItem,
+ CarouselPrevious,
+ CarouselNext,
+};