import type { Metadata, Viewport } from "next";
import { Inter, JetBrains_Mono, Newsreader } from "next/font/google";
import { Analytics } from "@/src/components/Analytics";
import { BitBurst } from "@/src/components/bits/BitBurst";
import { BitGlow } from "@/src/components/bits/BitGlow";
import { Footer } from "@/src/components/Footer";
import { Header } from "@/src/components/Header";
import { InteractiveElements } from "@/src/components/InteractiveElements";
import {
  INDEXING,
  SITE_DESCRIPTION,
  SITE_LANGUAGE,
  SITE_NAME,
  SITE_TITLE,
  SITE_URL,
} from "@/src/content/site";
import { robotsMeta } from "@/src/domain/indexing";
import "./globals.css";

const inter = Inter({ subsets: ["latin"], variable: "--font-inter" });
// A real monospaced fallback has almost the same letter width. The default
// fallback (a resized Arial) wraps the mono labels differently, so the hero
// jumped when the font arrived.
const jetbrainsMono = JetBrains_Mono({
  subsets: ["latin"],
  variable: "--font-jetbrains-mono",
  display: "swap",
  adjustFontFallback: false,
  fallback: ["ui-monospace", "Menlo", "Consolas", "monospace"],
});
const newsreader = Newsreader({
  subsets: ["latin"],
  variable: "--font-newsreader",
  style: "italic",
  display: "swap",
});

export const metadata: Metadata = {
  metadataBase: new URL(SITE_URL),
  title: {
    default: SITE_TITLE,
    template: `%s | ${SITE_NAME}`,
  },
  description: SITE_DESCRIPTION,
  applicationName: SITE_NAME,
  authors: [{ name: SITE_NAME, url: SITE_URL }],
  creator: SITE_NAME,
  robots: robotsMeta(INDEXING),
  icons: {
    icon: "/favicon.svg",
    apple: "/apple-touch-icon.png",
  },
  // The images come from opengraph-image.png and twitter-image.png next to this file.
  openGraph: {
    type: "website",
    url: "/",
    siteName: SITE_NAME,
    locale: "en_US",
    title: SITE_TITLE,
    description: SITE_DESCRIPTION,
  },
  twitter: {
    card: "summary_large_image",
    title: SITE_TITLE,
    description: SITE_DESCRIPTION,
  },
};

export const viewport: Viewport = {
  themeColor: "#ffffff",
  colorScheme: "light",
  viewportFit: "cover",
};

export default function RootLayout({
  children,
}: {
  children: React.ReactNode;
}) {
  return (
    <html
      lang={SITE_LANGUAGE}
      className={`${inter.variable} ${newsreader.variable} ${jetbrainsMono.variable}`}
    >
      <body className="min-h-screen bg-white">
        <Header />
        <main>{children}</main>
        <Footer />
        <InteractiveElements />
        <BitBurst />
        <BitGlow />
        <Analytics />
      </body>
    </html>
  );
}