Carousel

pnpm install @radix-ui/react-icons

/**
 * @description Displays a button or a component that looks like a button.
 *
 * `mode` is a deprecated alias of `variant`. `variant="default"` is a
 * deprecated alias of `fill`. Both still render and warn in development.
 * Disabled chrome (opacity and cursor) lives only in `.button:disabled`.
 * Loading sets `disabled` so the control stays non-interactive, and
 * `data-loading` so it does not fade to the disabled opacity.
 */
import * as React from "react";
import { Slot } from "@radix-ui/react-slot";

import { cva, type VariantProps } from "class-variance-authority";
import { cn } from "@/utils/class-names";
import { Spinner } from "@/components/ui/Spinner";

const buttonVariants = cva(
  "button focus-visible:[outline:var(--aura-outline)] [&_svg]:size-[1em]",
  {
    variants: {
      variant: {
        default: "button-fill",
        fill: "button-fill",
        pill: "button-pill border border-gray-6 text-gray-11 bg-gray-2 hover:bg-gray-3",
        link: "button-link",
        menu: "button-menu",
        split: "button-fill button-split-action",
        splitMenu: "button-fill button-split-menu",
      },
      size: {
        default: "h-4",
        xs: "h-2.5",
        sm: "h-3",
        md: "h-4",
        lg: "h-5",
        xl: "h-6",
        // `icon` and `icon-sm` are the 39px (3 × 13px) icon button. `icon-md` is 52px.
        icon: "w-3 h-3 p-0",
        "icon-sm": "w-3 h-3 p-0",
        "icon-md": "w-4 h-4 p-0",
      },
    },
    defaultVariants: {
      variant: "fill",
      size: "default",
    },
  },
);

interface ButtonProps
  extends React.ComponentProps<"button">,
    VariantProps<typeof buttonVariants> {
  asChild?: boolean;
  isDisabled?: boolean;
  isLoading?: boolean;
  isLoadingText?: string | React.ReactNode;
  /** @deprecated Use `variant`. Still applied, and warns in development. */
  mode?: VariantProps<typeof buttonVariants>["variant"];
  label?: string | React.ReactNode;
}

const deprecationWarnings = new Set<string>();

function warnOnce(message: string) {
  if (process.env.NODE_ENV === "production") return;
  if (deprecationWarnings.has(message)) return;
  deprecationWarnings.add(message);
  console.warn(message);
}

function resolveButtonContent(
  label: React.ReactNode,
  children: React.ReactNode,
): React.ReactNode {
  const hasLabel = label != null && label !== false;
  const hasChildren = children != null && children !== false;
  if (hasLabel && hasChildren) {
    warnOnce(
      "Button: `label` and `children` both set the visible text. Pass one. `children` is shown.",
    );
    return children;
  }
  return hasChildren ? children : label;
}

const Button = React.forwardRef<HTMLButtonElement, ButtonProps>(
  (props: ButtonProps, ref) => {
    const {
      className,
      variant,
      mode,
      size,
      asChild = false,
      isDisabled,
      isLoading,
      isLoadingText,
      children,
      label,
      disabled: disabledProp,
      ...rest
    } = props;
    const Comp = asChild ? Slot : "button";
    const explicitlyDisabled = Boolean(isDisabled || disabledProp);
    const loading = Boolean(isLoading);
    const nonInteractive = explicitlyDisabled || loading;
    const effectiveVariant = variant ?? mode;

    if (mode !== undefined) {
      warnOnce(
        "Button: `mode` is deprecated and duplicates `variant`. Pass `variant` instead. `mode` still works.",
      );
    }
    if (variant === "default" || mode === "default") {
      warnOnce(
        'Button: variant "default" is deprecated and matches "fill". Pass `variant="fill"`. "default" still works.',
      );
    }

    const content = resolveButtonContent(label, children);

    return (
      <Comp
        data-slot="button"
        className={cn(
          buttonVariants({ variant: effectiveVariant, size, className }),
        )}
        ref={ref}
        {...rest}
        data-loading={loading && !explicitlyDisabled ? true : undefined}
        aria-busy={loading ? true : undefined}
        disabled={nonInteractive}
      >
        {asChild ? (
          children
        ) : (
          <>
            {isLoading && isLoadingText ? (
              isLoadingText
            ) : (
              <>
                {isLoading ? <Spinner /> : null}
                {content}
              </>
            )}
          </>
        )}
      </Comp>
    );
  },
);

Button.displayName = "Button";

export { Button, buttonVariants };
export type { ButtonProps };
export default Button;

import { clsx, type ClassValue } from "clsx"
import { twMerge } from "tailwind-merge"

export function cn(...inputs: ClassValue[]) {
  return twMerge(clsx(inputs))
}

"use client"

import * as React from "react"
import useEmblaCarousel, {
  type UseEmblaCarouselType,
} from "embla-carousel-react"

import { cn } from "@/utils/class-names"
import { Button } from "@/components/ui/Button"
import { ChevronLeftIcon, ChevronRightIcon } from "@radix-ui/react-icons"

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>) => {
      const prevKey = orientation === "vertical" ? "ArrowUp" : "ArrowLeft"
      const nextKey = orientation === "vertical" ? "ArrowDown" : "ArrowRight"

      if (event.key === prevKey) {
        event.preventDefault()
        scrollPrev()
      } else if (event.key === nextKey) {
        event.preventDefault()
        scrollNext()
      }
    },
    [orientation, 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?.off("reInit", 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",
          orientation === "horizontal" &&
            "max-sm:flex max-sm:flex-wrap max-sm:items-center max-sm:justify-center max-sm:gap-1",
          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={cn(
        "overflow-hidden",
        orientation === "horizontal" && "max-sm:order-1 max-sm:basis-full max-sm:min-w-0"
      )}
      data-slot="carousel-content"
    >
      <div
        className={cn(
          "flex",
          orientation === "horizontal" ? "-ml-1" : "-mt-1 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-1" : "pt-1",
        className
      )}
      {...props}
    />
  )
}

function CarouselPrevious({
  className,
  variant = "pill",
  size = "icon",
  ...props
}: React.ComponentProps<typeof Button>) {
  const { orientation, scrollPrev, canScrollPrev } = useCarousel()

  return (
    <Button
      data-slot="carousel-previous"
      variant={variant}
      size={size}
      className={cn(
        "rounded-full touch-manipulation",
        orientation === "horizontal"
          ? "max-sm:static max-sm:order-2 max-sm:shrink-0 sm:absolute sm:top-1/2 sm:-left-12 sm:-translate-y-1/2"
          : "absolute -top-12 left-1/2 -translate-x-1/2 rotate-90",
        className
      )}
      disabled={!canScrollPrev}
      onClick={scrollPrev}
      {...props}
    >
      <ChevronLeftIcon className="icon cn-rtl-flip" />
      <span className="sr-only">Previous slide</span>
    </Button>
  )
}

function CarouselNext({
  className,
  variant = "pill",
  size = "icon",
  ...props
}: React.ComponentProps<typeof Button>) {
  const { orientation, scrollNext, canScrollNext } = useCarousel()

  return (
    <Button
      data-slot="carousel-next"
      variant={variant}
      size={size}
      className={cn(
        "rounded-full touch-manipulation",
        orientation === "horizontal"
          ? "max-sm:static max-sm:order-2 max-sm:shrink-0 sm:absolute sm:top-1/2 sm:-right-12 sm:-translate-y-1/2"
          : "absolute -bottom-12 left-1/2 -translate-x-1/2 rotate-90",
        className
      )}
      disabled={!canScrollNext}
      onClick={scrollNext}
      {...props}
    >
      <ChevronRightIcon className="icon cn-rtl-flip" />
      <span className="sr-only">Next slide</span>
    </Button>
  )
}

export {
  type CarouselApi,
  Carousel,
  CarouselContent,
  CarouselItem,
  CarouselPrevious,
  CarouselNext,
  useCarousel,
}