shadcn/app/__registry__/default/block/sidebar-02.tsx

"use client"

import * as React from "react"
import {
  Check,
  ChevronRight,
  ChevronsUpDown,
  GalleryVerticalEnd,
  Search,
} from "lucide-react"

import {
  Breadcrumb,
  BreadcrumbItem,
  BreadcrumbLink,
  BreadcrumbList,
  BreadcrumbPage,
  BreadcrumbSeparator,
} from "@/registry/default/ui/breadcrumb"
import {
  Collapsible,
  CollapsibleContent,
  CollapsibleTrigger,
} from "@/registry/default/ui/collapsible"
import {
  DropdownMenu,
  DropdownMenuContent,
  DropdownMenuItem,
  DropdownMenuTrigger,
} from "@/registry/default/ui/dropdown-menu"
import { Label } from "@/registry/default/ui/label"
import { Separator } from "@/registry/default/ui/separator"
import {
  Sidebar,
  SidebarContent,
  SidebarGroup,
  SidebarGroupContent,
  SidebarGroupLabel,
  SidebarHeader,
  SidebarInput,
  SidebarInset,
  SidebarMenu,
  SidebarMenuButton,
  SidebarMenuItem,
  SidebarProvider,
  SidebarRail,
  SidebarTrigger,
} from "@/registry/default/ui/sidebar"

export default function Page() {
  return (
    <SidebarProvider>
      <AppSidebar02 />
      <SidebarInset>
        <header className="flex sticky top-0 bg-background h-16 shrink-0 items-center gap-2 border-b px-4">
          <SidebarTrigger className="-ml-1" />
          <Separator orientation="vertical" className="mr-2 h-4" />
          <Breadcrumb>
            <BreadcrumbList>
              <BreadcrumbItem className="hidden md:block">
                <BreadcrumbLink href="#">
                  Building Your Application
                </BreadcrumbLink>
              </BreadcrumbItem>
              <BreadcrumbSeparator className="hidden md:block" />
              <BreadcrumbItem>
                <BreadcrumbPage>Data Fetching</BreadcrumbPage>
              </BreadcrumbItem>
            </BreadcrumbList>
          </Breadcrumb>
        </header>
        <div className="flex flex-1 flex-col gap-4 p-4">
          {Array.from({ length: 24 }).map((_, index) => (
            <div
              key={index}
              className="aspect-video h-12 w-full rounded-lg bg-muted/50"
            />
          ))}
        </div>
      </SidebarInset>
    </SidebarProvider>
  )
}

// This is sample data.
const data = {
  versions: ["1.0.1", "1.1.0-alpha", "2.0.0-beta1"],
  navMain: [
    {
      title: "Getting Started",
      url: "#",
      items: [
        {
          title: "Installation",
          url: "#",
        },
        {
          title: "Project Structure",
          url: "#",
        },
      ],
    },
    {
      title: "Building Your Application",
      url: "#",
      items: [
        {
          title: "Routing",
          url: "#",
        },
        {
          title: "Data Fetching",
          url: "#",
          isActive: true,
        },
        {
          title: "Rendering",
          url: "#",
        },
        {
          title: "Caching",
          url: "#",
        },
        {
          title: "Styling",
          url: "#",
        },
        {
          title: "Optimizing",
          url: "#",
        },
        {
          title: "Configuring",
          url: "#",
        },
        {
          title: "Testing",
          url: "#",
        },
        {
          title: "Authentication",
          url: "#",
        },
        {
          title: "Deploying",
          url: "#",
        },
        {
          title: "Upgrading",
          url: "#",
        },
        {
          title: "Examples",
          url: "#",
        },
      ],
    },
    {
      title: "API Reference",
      url: "#",
      items: [
        {
          title: "Components",
          url: "#",
        },
        {
          title: "File Conventions",
          url: "#",
        },
        {
          title: "Functions",
          url: "#",
        },
        {
          title: "next.config.js Options",
          url: "#",
        },
        {
          title: "CLI",
          url: "#",
        },
        {
          title: "Edge Runtime",
          url: "#",
        },
      ],
    },
    {
      title: "Architecture",
      url: "#",
      items: [
        {
          title: "Accessibility",
          url: "#",
        },
        {
          title: "Fast Refresh",
          url: "#",
        },
        {
          title: "Next.js Compiler",
          url: "#",
        },
        {
          title: "Supported Browsers",
          url: "#",
        },
        {
          title: "Turbopack",
          url: "#",
        },
      ],
    },
    {
      title: "Community",
      url: "#",
      items: [
        {
          title: "Contribution Guide",
          url: "#",
        },
      ],
    },
  ],
}

export function AppSidebar02({
  ...props
}: React.ComponentProps<typeof Sidebar>) {
  return (
    <Sidebar {...props}>
      <SidebarHeader>
        <VersionSwitcher
          versions={data.versions}
          defaultVersion={data.versions[0]}
        />
        <SearchForm />
      </SidebarHeader>
      <SidebarContent className="gap-0">
        {/* We create a collapsible SidebarGroup for each parent. */}
        {data.navMain.map((item) => (
          <Collapsible
            key={item.title}
            title={item.title}
            defaultOpen
            className="group/collapsible"
          >
            <SidebarGroup>
              <SidebarGroupLabel
                asChild
                className="group/label text-sm text-sidebar-foreground hover:bg-sidebar-accent hover:text-sidebar-accent-foreground"
              >
                <CollapsibleTrigger>
                  {item.title}{" "}
                  <ChevronRight className="ml-auto transition-transform group-data-[state=open]/collapsible:rotate-90" />
                </CollapsibleTrigger>
              </SidebarGroupLabel>
              <CollapsibleContent>
                <SidebarGroupContent>
                  <SidebarMenu>
                    {item.items.map((item) => (
                      <SidebarMenuItem key={item.title}>
                        <SidebarMenuButton asChild isActive={item.isActive}>
                          <a href={item.url}>{item.title}</a>
                        </SidebarMenuButton>
                      </SidebarMenuItem>
                    ))}
                  </SidebarMenu>
                </SidebarGroupContent>
              </CollapsibleContent>
            </SidebarGroup>
          </Collapsible>
        ))}
      </SidebarContent>
      <SidebarRail />
    </Sidebar>
  )
}

export function SearchForm({ ...props }: React.ComponentProps<"form">) {
  return (
    <form {...props}>
      <SidebarGroup className="py-0">
        <SidebarGroupContent className="relative">
          <Label htmlFor="search" className="sr-only">
            Search
          </Label>
          <SidebarInput
            id="search"
            placeholder="Search the docs..."
            className="pl-8"
          />
          <Search className="pointer-events-none absolute left-2 top-1/2 size-4 -translate-y-1/2 select-none opacity-50" />
        </SidebarGroupContent>
      </SidebarGroup>
    </form>
  )
}

export function VersionSwitcher({
  versions,
  defaultVersion,
}: {
  versions: string[]
  defaultVersion: string
}) {
  const [selectedVersion, setSelectedVersion] = React.useState(defaultVersion)

  return (
    <SidebarMenu>
      <SidebarMenuItem>
        <DropdownMenu>
          <DropdownMenuTrigger asChild>
            <SidebarMenuButton
              size="lg"
              className="data-[state=open]:bg-sidebar-accent data-[state=open]:text-sidebar-accent-foreground"
            >
              <div className="flex aspect-square size-8 items-center justify-center rounded-lg bg-sidebar-primary text-sidebar-primary-foreground">
                <GalleryVerticalEnd className="size-4" />
              </div>
              <div className="flex flex-col gap-0.5 leading-none">
                <span className="font-semibold">Documentation</span>
                <span className="">v{selectedVersion}</span>
              </div>
              <ChevronsUpDown className="ml-auto" />
            </SidebarMenuButton>
          </DropdownMenuTrigger>
          <DropdownMenuContent
            className="w-[--radix-dropdown-menu-trigger-width]"
            align="start"
          >
            {versions.map((version) => (
              <DropdownMenuItem
                key={version}
                onSelect={() => setSelectedVersion(version)}
              >
                v{version}{" "}
                {version === selectedVersion && <Check className="ml-auto" />}
              </DropdownMenuItem>
            ))}
          </DropdownMenuContent>
        </DropdownMenu>
      </SidebarMenuItem>
    </SidebarMenu>
  )
}