play around with inventory demo

src/app/inventory/layout.tsx

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+import { Metadata } from "next"
+
+
+export const metadata: Metadata = {
+  title: "Inventory Test",
+  description: "Inventory Test",
+}
+
+interface SettingsLayoutProps {
+  children: React.ReactNode
+}
+
+export default function SettingsLayout({ children }: SettingsLayoutProps) {
+  return (
+    <>
+      <div className="flex flex-row">
+        <div className="flex-1">{children}</div>
+      </div>
+    </>
+  )
+}

src/app/inventory/page.tsx

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+import Link from "next/link"
+import { Input } from "@/components/ui/input"
+import { Label } from "@/components/ui/label"
+import { Button } from "@/components/ui/button"
+import { ModeToggle } from '@/components/ModeToggle'
+import {
+  Card,
+  CardContent,
+  CardDescription,
+  CardFooter,
+  CardHeader,
+  CardTitle,
+} from "@/components/ui/card"
+
+function NavLink({ href, children }: { href: string; children: React.ReactNode }) {
+  return (
+    <Link href={href} className="text-sm font-medium text-muted-foreground transition-colors hover:text-primary">{children}</Link>
+  )
+}
+
+function MainNav() {
+  return (
+    <nav className="flex items-center space-x-6 pl-3">
+      <NavLink href="/inventory">Add thing</NavLink>
+      <NavLink href="/inventory">How to use</NavLink>
+    </nav>
+  )
+}
+
+function Search() {
+  return (
+    <div>
+      <Input type="search" placeholder="Search inventory…" className="w-[300px] lg:w-[450px]" />
+    </div>
+  )
+}
+
+function CreateThingCard() {
+  return (
+    <Card className="w-[800px]">
+      <CardHeader>
+        <CardTitle className="text-2xl">Create item</CardTitle>
+        {/* <CardDescription>Card Description</CardDescription> */}
+      </CardHeader>
+      <CardContent>
+        <div className="grid gap-2">
+          <Label htmlFor="name">Name</Label>
+          <Input id="name" placeholder="Item name" />
+        </div>
+      </CardContent>
+      <CardFooter>
+        <Button className="w-full">Create item</Button>
+      </CardFooter>
+    </Card>
+  )
+}
+
+export default function IventoryTestPage() {
+  return (
+    <>
+      <div className="border-b">
+        <div className="flex flex-row h-16 items-center px-4">
+          <div className="flex-1">
+            <MainNav />
+          </div>
+          <Search />
+          <div className="flex-1 flex flex-row justify-end">
+            <ModeToggle />
+          </div>
+        </div>
+      </div>
+      <div className="flex flex-row justify-center p-6">
+        <CreateThingCard />
+      </div>
+    </>
+  )
+}

src/components/ui/card.tsx

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+import * as React from "react"
+
+import { cn } from "src/lib/utils"
+
+const Card = React.forwardRef<
+  HTMLDivElement,
+  React.HTMLAttributes<HTMLDivElement>
+>(({ className, ...props }, ref) => (
+  <div
+    ref={ref}
+    className={cn(
+      "rounded-xl border bg-card text-card-foreground shadow",
+      className
+    )}
+    {...props}
+  />
+))
+Card.displayName = "Card"
+
+const CardHeader = React.forwardRef<
+  HTMLDivElement,
+  React.HTMLAttributes<HTMLDivElement>
+>(({ className, ...props }, ref) => (
+  <div
+    ref={ref}
+    className={cn("flex flex-col space-y-1.5 p-6", className)}
+    {...props}
+  />
+))
+CardHeader.displayName = "CardHeader"
+
+const CardTitle = React.forwardRef<
+  HTMLParagraphElement,
+  React.HTMLAttributes<HTMLHeadingElement>
+>(({ className, ...props }, ref) => (
+  <h3
+    ref={ref}
+    className={cn("font-semibold leading-none tracking-tight", className)}
+    {...props}
+  />
+))
+CardTitle.displayName = "CardTitle"
+
+const CardDescription = React.forwardRef<
+  HTMLParagraphElement,
+  React.HTMLAttributes<HTMLParagraphElement>
+>(({ className, ...props }, ref) => (
+  <p
+    ref={ref}
+    className={cn("text-sm text-muted-foreground", className)}
+    {...props}
+  />
+))
+CardDescription.displayName = "CardDescription"
+
+const CardContent = React.forwardRef<
+  HTMLDivElement,
+  React.HTMLAttributes<HTMLDivElement>
+>(({ className, ...props }, ref) => (
+  <div ref={ref} className={cn("p-6 pt-0", className)} {...props} />
+))
+CardContent.displayName = "CardContent"
+
+const CardFooter = React.forwardRef<
+  HTMLDivElement,
+  React.HTMLAttributes<HTMLDivElement>
+>(({ className, ...props }, ref) => (
+  <div
+    ref={ref}
+    className={cn(" flex items-center p-6 pt-0", className)}
+    {...props}
+  />
+))
+CardFooter.displayName = "CardFooter"
+
+export { Card, CardHeader, CardFooter, CardTitle, CardDescription, CardContent }