shadcn-ui/apps/www/components/mdx-components.tsx

"use client"

import * as React from "react"
import Image from "next/image"
import { useMDXComponent } from "next-contentlayer/hooks"
import { NpmCommands } from "types/unist"

import { Event } from "@/lib/events"
import { cn } from "@/lib/utils"
import {
  Accordion,
  AccordionContent,
  AccordionItem,
  AccordionTrigger,
} from "@/components/ui/accordion"
import { Alert, AlertDescription, AlertTitle } from "@/components/ui/alert"
import { AspectRatio } from "@/components/ui/aspect-ratio"
import { Callout } from "@/components/callout"
import { CodeBlockWrapper } from "@/components/code-block-wrapper"
import { ComponentExample } from "@/components/component-example"
import { ComponentSource } from "@/components/component-source"
import { CopyButton, CopyNpmCommandButton } from "@/components/copy-button"
import { examples } from "@/components/examples"

const components = {
  Accordion,
  AccordionContent,
  AccordionItem,
  AccordionTrigger,
  Alert,
  AlertTitle,
  AlertDescription,
  h1: ({ className, ...props }: React.HTMLAttributes<HTMLHeadingElement>) => (
    <h1
      className={cn(
        "font-heading mt-2 scroll-m-20 text-4xl font-bold",
        className
      )}
      {...props}
    />
  ),
  h2: ({ className, ...props }: React.HTMLAttributes<HTMLHeadingElement>) => (
    <h2
      className={cn(
        "font-heading mt-12 scroll-m-20 border-b pb-2 text-2xl font-semibold tracking-tight first:mt-0",
        className
      )}
      {...props}
    />
  ),
  h3: ({ className, ...props }: React.HTMLAttributes<HTMLHeadingElement>) => (
    <h3
      className={cn(
        "font-heading mt-8 scroll-m-20 text-xl font-semibold tracking-tight",
        className
      )}
      {...props}
    />
  ),
  h4: ({ className, ...props }: React.HTMLAttributes<HTMLHeadingElement>) => (
    <h4
      className={cn(
        "font-heading mt-8 scroll-m-20 text-lg font-semibold tracking-tight",
        className
      )}
      {...props}
    />
  ),
  h5: ({ className, ...props }: React.HTMLAttributes<HTMLHeadingElement>) => (
    <h5
      className={cn(
        "mt-8 scroll-m-20 text-lg font-semibold tracking-tight",
        className
      )}
      {...props}
    />
  ),
  h6: ({ className, ...props }: React.HTMLAttributes<HTMLHeadingElement>) => (
    <h6
      className={cn(
        "mt-8 scroll-m-20 text-base font-semibold tracking-tight",
        className
      )}
      {...props}
    />
  ),
  a: ({ className, ...props }: React.HTMLAttributes<HTMLAnchorElement>) => (
    <a
      className={cn("font-medium underline underline-offset-4", className)}
      {...props}
    />
  ),
  p: ({ className, ...props }: React.HTMLAttributes<HTMLParagraphElement>) => (
    <p
      className={cn("leading-7 [&:not(:first-child)]:mt-6", className)}
      {...props}
    />
  ),
  ul: ({ className, ...props }: React.HTMLAttributes<HTMLUListElement>) => (
    <ul className={cn("my-6 ml-6 list-disc", className)} {...props} />
  ),
  ol: ({ className, ...props }: React.HTMLAttributes<HTMLOListElement>) => (
    <ol className={cn("my-6 ml-6 list-decimal", className)} {...props} />
  ),
  li: ({ className, ...props }: React.HTMLAttributes<HTMLElement>) => (
    <li className={cn("mt-2", className)} {...props} />
  ),
  blockquote: ({ className, ...props }: React.HTMLAttributes<HTMLElement>) => (
    <blockquote
      className={cn("mt-6 border-l-2 pl-6 italic", className)}
      {...props}
    />
  ),
  img: ({
    className,
    alt,
    ...props
  }: React.ImgHTMLAttributes<HTMLImageElement>) => (
    // eslint-disable-next-line @next/next/no-img-element
    <img className={cn("rounded-md", className)} alt={alt} {...props} />
  ),
  hr: ({ ...props }: React.HTMLAttributes<HTMLHRElement>) => (
    <hr className="my-4 md:my-8" {...props} />
  ),
  table: ({ className, ...props }: React.HTMLAttributes<HTMLTableElement>) => (
    <div className="my-6 w-full overflow-y-auto">
      <table className={cn("w-full", className)} {...props} />
    </div>
  ),
  tr: ({ className, ...props }: React.HTMLAttributes<HTMLTableRowElement>) => (
    <tr
      className={cn("m-0 border-t p-0 even:bg-muted", className)}
      {...props}
    />
  ),
  th: ({ className, ...props }: React.HTMLAttributes<HTMLTableCellElement>) => (
    <th
      className={cn(
        "border px-4 py-2 text-left font-bold [&[align=center]]:text-center [&[align=right]]:text-right",
        className
      )}
      {...props}
    />
  ),
  td: ({ className, ...props }: React.HTMLAttributes<HTMLTableCellElement>) => (
    <td
      className={cn(
        "border px-4 py-2 text-left [&[align=center]]:text-center [&[align=right]]:text-right",
        className
      )}
      {...props}
    />
  ),
  pre: ({
    className,
    __rawString__,
    __npmCommand__,
    __pnpmCommand__,
    __yarnCommand__,
    __withMeta__,
    __src__,
    __event__,
    ...props
  }: React.HTMLAttributes<HTMLPreElement> & {
    __rawString__?: string
    __withMeta__?: boolean
    __src__?: string
    __event__?: Event["name"]
  } & NpmCommands) => {
    return (
      <>
        <pre
          className={cn(
            "mb-4 mt-6 max-h-[650px] overflow-x-auto rounded-lg border py-4 data-[theme=dark]:bg-background data-[theme=light]:bg-white",
            className
          )}
          {...props}
        />
        {__rawString__ && !__npmCommand__ && (
          <CopyButton
            value={__rawString__}
            src={__src__}
            event={__event__}
            className={cn("absolute right-4 top-4", __withMeta__ && "top-16")}
          />
        )}
        {__npmCommand__ && __yarnCommand__ && __pnpmCommand__ && (
          <CopyNpmCommandButton
            commands={{
              __npmCommand__,
              __pnpmCommand__,
              __yarnCommand__,
            }}
            className={cn("absolute right-4 top-4", __withMeta__ && "top-16")}
          />
        )}
      </>
    )
  },
  code: ({ className, ...props }: React.HTMLAttributes<HTMLElement>) => (
    <code
      className={cn(
        "relative rounded bg-muted px-[0.3rem] py-[0.2rem] font-mono text-sm",
        className
      )}
      {...props}
    />
  ),
  Image,
  Callout,
  ComponentExample,
  ComponentSource,
  AspectRatio,
  CodeBlockWrapper: ({ ...props }) => (
    <CodeBlockWrapper className="rounded-md border" {...props} />
  ),
  Steps: ({ ...props }) => (
    <div
      className="[&>h3]:step mb-12 ml-4 border-l pl-8 [counter-reset:step]"
      {...props}
    />
  ),
  ...examples,
}

interface MdxProps {
  code: string
}

export function Mdx({ code }: MdxProps) {
  const Component = useMDXComponent(code)

  return (
    <div className="mdx">
      <Component components={components} />
    </div>
  )
}