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édouard wautier
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édouard wautier
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Apr 4, 2024
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"use client"; | ||
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import { Button, ChevronLeftIcon, ChevronRightIcon } from "@dust-tt/sparkle"; | ||
import type { UseEmblaCarouselType } from "embla-carousel-react"; | ||
import useEmblaCarousel from "embla-carousel-react"; | ||
import * as React from "react"; | ||
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import { classNames } from "@app/lib/utils"; | ||
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type CarouselApi = UseEmblaCarouselType[1]; | ||
type UseCarouselParameters = Parameters<typeof useEmblaCarousel>; | ||
type CarouselOptions = UseCarouselParameters[0]; | ||
type CarouselPlugin = UseCarouselParameters[1]; | ||
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type CarouselProps = { | ||
opts?: CarouselOptions; | ||
plugins?: CarouselPlugin; | ||
orientation?: "horizontal" | "vertical"; | ||
setApi?: (api: CarouselApi) => void; | ||
}; | ||
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type CarouselContextProps = { | ||
carouselRef: ReturnType<typeof useEmblaCarousel>[0]; | ||
api: ReturnType<typeof useEmblaCarousel>[1]; | ||
scrollPrev: () => void; | ||
scrollNext: () => void; | ||
canScrollPrev: boolean; | ||
canScrollNext: boolean; | ||
} & CarouselProps; | ||
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const CarouselContext = React.createContext<CarouselContextProps | null>(null); | ||
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function useCarousel() { | ||
const context = React.useContext(CarouselContext); | ||
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if (!context) { | ||
throw new Error("useCarousel must be used within a <Carousel />"); | ||
} | ||
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return context; | ||
} | ||
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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); | ||
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const onSelect = React.useCallback((api: CarouselApi) => { | ||
if (!api) { | ||
return; | ||
} | ||
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setCanScrollPrev(api.canScrollPrev()); | ||
setCanScrollNext(api.canScrollNext()); | ||
}, []); | ||
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const scrollPrev = React.useCallback(() => { | ||
api?.scrollPrev(); | ||
}, [api]); | ||
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const scrollNext = React.useCallback(() => { | ||
api?.scrollNext(); | ||
}, [api]); | ||
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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] | ||
); | ||
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React.useEffect(() => { | ||
if (!api || !setApi) { | ||
return; | ||
} | ||
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setApi(api); | ||
}, [api, setApi]); | ||
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React.useEffect(() => { | ||
if (!api) { | ||
return; | ||
} | ||
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onSelect(api); | ||
api.on("reInit", onSelect); | ||
api.on("select", onSelect); | ||
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return () => { | ||
api?.off("select", onSelect); | ||
}; | ||
}, [api, onSelect]); | ||
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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={classNames("relative", className ? className : "")} | ||
role="region" | ||
aria-roledescription="carousel" | ||
{...props} | ||
> | ||
{children} | ||
</div> | ||
</CarouselContext.Provider> | ||
); | ||
} | ||
); | ||
Carousel.displayName = "Carousel"; | ||
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const CarouselContent = React.forwardRef< | ||
HTMLDivElement, | ||
React.HTMLAttributes<HTMLDivElement> | ||
>(({ className, ...props }, ref) => { | ||
const { carouselRef, orientation } = useCarousel(); | ||
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return ( | ||
<div ref={carouselRef} className="overflow-hidden"> | ||
<div | ||
ref={ref} | ||
className={classNames( | ||
"flex", | ||
orientation === "horizontal" ? "-ml-4" : "-mt-4 flex-col", | ||
className ? className : "" | ||
)} | ||
{...props} | ||
/> | ||
</div> | ||
); | ||
}); | ||
CarouselContent.displayName = "CarouselContent"; | ||
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const CarouselItem = React.forwardRef< | ||
HTMLDivElement, | ||
React.HTMLAttributes<HTMLDivElement> | ||
>(({ className, ...props }, ref) => { | ||
const { orientation } = useCarousel(); | ||
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return ( | ||
<div | ||
ref={ref} | ||
role="group" | ||
aria-roledescription="slide" | ||
className={classNames( | ||
"min-w-0 shrink-0 grow-0 basis-full", | ||
orientation === "horizontal" ? "pl-4" : "pt-4", | ||
className ? className : "" | ||
)} | ||
{...props} | ||
/> | ||
); | ||
}); | ||
CarouselItem.displayName = "CarouselItem"; | ||
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const CarouselPrevious = React.forwardRef< | ||
HTMLButtonElement, | ||
React.ComponentProps<typeof Button> | ||
>(({ className, variant = "secondary", size = "sm", ...props }, ref) => { | ||
const { orientation, scrollPrev, canScrollPrev } = useCarousel(); | ||
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return ( | ||
<Button | ||
ref={ref} | ||
variant={variant} | ||
size={size} | ||
className={classNames( | ||
"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 ? className : "" | ||
)} | ||
disabled={!canScrollPrev} | ||
icon={ChevronLeftIcon} | ||
onClick={scrollPrev} | ||
{...props} | ||
/> | ||
); | ||
}); | ||
CarouselPrevious.displayName = "CarouselPrevious"; | ||
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const CarouselNext = React.forwardRef< | ||
HTMLButtonElement, | ||
React.ComponentProps<typeof Button> | ||
>(({ className, variant = "secondary", size = "sm", ...props }, ref) => { | ||
const { orientation, scrollNext, canScrollNext } = useCarousel(); | ||
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return ( | ||
<Button | ||
ref={ref} | ||
variant={variant} | ||
size={size} | ||
className={classNames( | ||
"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 ? className : "" | ||
)} | ||
disabled={!canScrollNext} | ||
icon={ChevronRightIcon} | ||
onClick={scrollNext} | ||
{...props} | ||
/> | ||
); | ||
}); | ||
CarouselNext.displayName = "CarouselNext"; | ||
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export { | ||
Carousel, | ||
type CarouselApi, | ||
CarouselContent, | ||
CarouselItem, | ||
CarouselNext, | ||
CarouselPrevious, | ||
}; |
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