Create nav bar.

package.json

@@ -11,6 +11,7 @@
   },
   "dependencies": {
     "@radix-ui/react-dropdown-menu": "^2.1.16",
+    "@radix-ui/react-navigation-menu": "^1.2.14",
     "@radix-ui/react-slot": "^1.2.3",
     "class-variance-authority": "^0.7.1",
     "clsx": "^2.1.1",

src/app.tsx

@@ -1,10 +1,11 @@
+import { AppNav } from "./components/libresplit/AppNav";
 import AppRouter from "./router";
 
 export default function App() {
   return (
     <div>
       <div>
-        <p>Placeholder for Layout component.</p>
+        <AppNav />
       </div>
       <div>
         <AppRouter />

src/app/converter.tsx

@@ -0,0 +1,3 @@
+export function Converter() {
+  return <p>Placeholder page for converter.</p>;
+}

src/app/home.tsx

@@ -1,10 +1,7 @@
-import { AppThemeToggleButton } from "@/components/libresplit/AppThemeToggleButton";
-
-export default function Home() {
+export function Home() {
   return (
     <div>
       <h1>LibreSplit</h1>
-      <AppThemeToggleButton />
     </div>
   );
 }

src/components/libresplit/AppNav.tsx

@@ -0,0 +1,68 @@
+import { Button } from "../ui/button";
+import {
+  NavigationMenu,
+  NavigationMenuItem,
+  NavigationMenuLink,
+  NavigationMenuList,
+} from "../ui/navigation-menu";
+import { AppThemeToggleButton } from "./AppThemeToggleButton";
+import { Github } from "lucide-react";
+import { Link } from "react-router";
+
+export function AppNav() {
+  return (
+    <nav className="flex w-full items-center justify-between border-b px-4 py-2">
+      <div className="flex items-center">
+        <LeftNav />
+      </div>
+
+      <NavigationMenu>
+        <NavigationMenuList>
+          <NavigationMenuItem>
+            <NavigationMenuLink asChild>
+              <Link to="/">Home</Link>
+            </NavigationMenuLink>
+          </NavigationMenuItem>
+
+          <NavigationMenuItem>
+            <NavigationMenuLink asChild>
+              <Link to="/converter">Converter</Link>
+            </NavigationMenuLink>
+          </NavigationMenuItem>
+        </NavigationMenuList>
+      </NavigationMenu>
+
+      <div className="flex items-center">
+        <RightNav />
+      </div>
+    </nav>
+  );
+}
+
+function LeftNav() {
+  return (
+    <Link to="/">
+      <div className="flex items-center gap-2">
+        <img
+          src="https://raw.githubusercontent.com/LibreSplit/LibreSplit/refs/heads/main/assets/libresplit.svg"
+          alt="LibreSplit Logo"
+          className="w-8"
+        />
+        <span className="text-xl font-semibold">LibreSplit</span>
+      </div>
+    </Link>
+  );
+}
+
+function RightNav() {
+  return (
+    <div className="flex items-center gap-2">
+      <Button>
+        <a href="https://github.com/wins1ey/LibreSplit">
+          <Github />
+        </a>
+      </Button>
+      <AppThemeToggleButton />
+    </div>
+  );
+}

src/components/ui/navigation-menu.tsx

@@ -0,0 +1,168 @@
+import * as React from "react";
+
+import { cn } from "@/lib/utils";
+import * as NavigationMenuPrimitive from "@radix-ui/react-navigation-menu";
+import { cva } from "class-variance-authority";
+import { ChevronDownIcon } from "lucide-react";
+
+function NavigationMenu({
+  className,
+  children,
+  viewport = true,
+  ...props
+}: React.ComponentProps<typeof NavigationMenuPrimitive.Root> & {
+  viewport?: boolean;
+}) {
+  return (
+    <NavigationMenuPrimitive.Root
+      data-slot="navigation-menu"
+      data-viewport={viewport}
+      className={cn(
+        "group/navigation-menu relative flex max-w-max flex-1 items-center justify-center",
+        className,
+      )}
+      {...props}
+    >
+      {children}
+      {viewport && <NavigationMenuViewport />}
+    </NavigationMenuPrimitive.Root>
+  );
+}
+
+function NavigationMenuList({
+  className,
+  ...props
+}: React.ComponentProps<typeof NavigationMenuPrimitive.List>) {
+  return (
+    <NavigationMenuPrimitive.List
+      data-slot="navigation-menu-list"
+      className={cn(
+        "group flex flex-1 list-none items-center justify-center gap-1",
+        className,
+      )}
+      {...props}
+    />
+  );
+}
+
+function NavigationMenuItem({
+  className,
+  ...props
+}: React.ComponentProps<typeof NavigationMenuPrimitive.Item>) {
+  return (
+    <NavigationMenuPrimitive.Item
+      data-slot="navigation-menu-item"
+      className={cn("relative", className)}
+      {...props}
+    />
+  );
+}
+
+const navigationMenuTriggerStyle = cva(
+  "group inline-flex h-9 w-max items-center justify-center rounded-md bg-background px-4 py-2 text-sm font-medium hover:bg-accent hover:text-accent-foreground focus:bg-accent focus:text-accent-foreground disabled:pointer-events-none disabled:opacity-50 data-[state=open]:hover:bg-accent data-[state=open]:text-accent-foreground data-[state=open]:focus:bg-accent data-[state=open]:bg-accent/50 focus-visible:ring-ring/50 outline-none transition-[color,box-shadow] focus-visible:ring-[3px] focus-visible:outline-1",
+);
+
+function NavigationMenuTrigger({
+  className,
+  children,
+  ...props
+}: React.ComponentProps<typeof NavigationMenuPrimitive.Trigger>) {
+  return (
+    <NavigationMenuPrimitive.Trigger
+      data-slot="navigation-menu-trigger"
+      className={cn(navigationMenuTriggerStyle(), "group", className)}
+      {...props}
+    >
+      {children}{" "}
+      <ChevronDownIcon
+        className="relative top-[1px] ml-1 size-3 transition duration-300 group-data-[state=open]:rotate-180"
+        aria-hidden="true"
+      />
+    </NavigationMenuPrimitive.Trigger>
+  );
+}
+
+function NavigationMenuContent({
+  className,
+  ...props
+}: React.ComponentProps<typeof NavigationMenuPrimitive.Content>) {
+  return (
+    <NavigationMenuPrimitive.Content
+      data-slot="navigation-menu-content"
+      className={cn(
+        "top-0 left-0 w-full p-2 pr-2.5 data-[motion=from-end]:slide-in-from-right-52 data-[motion=from-start]:slide-in-from-left-52 data-[motion=to-end]:slide-out-to-right-52 data-[motion=to-start]:slide-out-to-left-52 data-[motion^=from-]:animate-in data-[motion^=from-]:fade-in data-[motion^=to-]:animate-out data-[motion^=to-]:fade-out md:absolute md:w-auto",
+        "group-data-[viewport=false]/navigation-menu:top-full group-data-[viewport=false]/navigation-menu:mt-1.5 group-data-[viewport=false]/navigation-menu:overflow-hidden group-data-[viewport=false]/navigation-menu:rounded-md group-data-[viewport=false]/navigation-menu:border group-data-[viewport=false]/navigation-menu:bg-popover group-data-[viewport=false]/navigation-menu:text-popover-foreground group-data-[viewport=false]/navigation-menu:shadow group-data-[viewport=false]/navigation-menu:duration-200 **:data-[slot=navigation-menu-link]:focus:ring-0 **:data-[slot=navigation-menu-link]:focus:outline-none group-data-[viewport=false]/navigation-menu:data-[state=closed]:animate-out group-data-[viewport=false]/navigation-menu:data-[state=closed]:fade-out-0 group-data-[viewport=false]/navigation-menu:data-[state=closed]:zoom-out-95 group-data-[viewport=false]/navigation-menu:data-[state=open]:animate-in group-data-[viewport=false]/navigation-menu:data-[state=open]:fade-in-0 group-data-[viewport=false]/navigation-menu:data-[state=open]:zoom-in-95",
+        className,
+      )}
+      {...props}
+    />
+  );
+}
+
+function NavigationMenuViewport({
+  className,
+  ...props
+}: React.ComponentProps<typeof NavigationMenuPrimitive.Viewport>) {
+  return (
+    <div
+      className={cn(
+        "absolute top-full left-0 isolate z-50 flex justify-center",
+      )}
+    >
+      <NavigationMenuPrimitive.Viewport
+        data-slot="navigation-menu-viewport"
+        className={cn(
+          "origin-top-center relative mt-1.5 h-[var(--radix-navigation-menu-viewport-height)] w-full overflow-hidden rounded-md border bg-popover text-popover-foreground shadow data-[state=closed]:animate-out data-[state=closed]:zoom-out-95 data-[state=open]:animate-in data-[state=open]:zoom-in-90 md:w-[var(--radix-navigation-menu-viewport-width)]",
+          className,
+        )}
+        {...props}
+      />
+    </div>
+  );
+}
+
+function NavigationMenuLink({
+  className,
+  ...props
+}: React.ComponentProps<typeof NavigationMenuPrimitive.Link>) {
+  return (
+    <NavigationMenuPrimitive.Link
+      data-slot="navigation-menu-link"
+      className={cn(
+        "flex flex-col gap-1 rounded-sm p-2 text-sm transition-all outline-none hover:bg-accent hover:text-accent-foreground focus:bg-accent focus:text-accent-foreground focus-visible:ring-[3px] focus-visible:ring-ring/50 focus-visible:outline-1 data-[active=true]:bg-accent/50 data-[active=true]:text-accent-foreground data-[active=true]:hover:bg-accent data-[active=true]:focus:bg-accent [&_svg:not([class*='size-'])]:size-4 [&_svg:not([class*='text-'])]:text-muted-foreground",
+        className,
+      )}
+      {...props}
+    />
+  );
+}
+
+function NavigationMenuIndicator({
+  className,
+  ...props
+}: React.ComponentProps<typeof NavigationMenuPrimitive.Indicator>) {
+  return (
+    <NavigationMenuPrimitive.Indicator
+      data-slot="navigation-menu-indicator"
+      className={cn(
+        "top-full z-[1] flex h-1.5 items-end justify-center overflow-hidden data-[state=hidden]:animate-out data-[state=hidden]:fade-out data-[state=visible]:animate-in data-[state=visible]:fade-in",
+        className,
+      )}
+      {...props}
+    >
+      <div className="relative top-[60%] h-2 w-2 rotate-45 rounded-tl-sm bg-border shadow-md" />
+    </NavigationMenuPrimitive.Indicator>
+  );
+}
+
+export {
+  NavigationMenu,
+  NavigationMenuList,
+  NavigationMenuItem,
+  NavigationMenuContent,
+  NavigationMenuTrigger,
+  NavigationMenuLink,
+  NavigationMenuIndicator,
+  NavigationMenuViewport,
+  navigationMenuTriggerStyle,
+};

src/router.tsx

@@ -1,10 +1,12 @@
+import { Converter } from "./app/converter";
 import Home from "./app/home";
 import { Route, Routes } from "react-router";
 
 export default function AppRouter() {
   return (
     <Routes>
       <Route path="/" element={<Home />} />
+      <Route path="/converter" element={<Converter />} />
     </Routes>
   );
 }