Frontend/src/app/server/[platform]/[hostname]/page.tsx

import { embedFallback } from "@/common/embed-fallback";
import { capitalizeFirstLetter } from "@/common/string-utils";
import { LookupServer } from "@/components/lookup-server";
import { NotFound } from "@/components/not-found";
import { Card } from "@/components/ui/card";
import { getServer } from "mcutils-library";
import JavaMinecraftServer from "mcutils-library/dist/types/server/javaServer";
import { ServerPlatform } from "mcutils-library/dist/types/server/platform";
import { MinecraftServer } from "mcutils-library/dist/types/server/server";
import { Metadata } from "next";

type Params = {
  params: {
    platform: ServerPlatform;
    hostname: string;
  };
};

export async function generateMetadata({ params: { platform, hostname } }: Params): Promise<Metadata> {
  const server = await getData(platform, hostname);
  if (!server) {
    return embedFallback({ title: "Unknown Server", description: "Server not found" });
  }

  const { hostname: serverHostname, players } = server;

  let favicon = null; // Server favicon

  if (platform === ServerPlatform.Java) {
    // Java specific
    const javaServer = server as JavaMinecraftServer;
    favicon = javaServer.favicon && javaServer.favicon.url;
  }

  const description = `
    ${capitalizeFirstLetter(platform)} Server
    Hostname: ${serverHostname}
    ${players.online}/${players.max} players online`;

  return {
    title: `${hostname}`,
    openGraph: {
      title: `${hostname}`,
      description: description,
      images: [
        {
          url: favicon || "",
        },
      ],
    },
    twitter: {
      card: "summary",
    },
  };
}

async function getData(platform: ServerPlatform, id: string): Promise<MinecraftServer | null> {
  console.log(platform, id);
  try {
    const cachedServer = await getServer(platform, id);
    return cachedServer.server;
  } catch (error) {
    return null; // Server not found
  }
}

export default async function Page({ params: { platform, hostname } }: Params) {
  const server = await getData(platform, hostname);

  return (
    <div className="h-full flex flex-col items-center">
      <div className="mb-4 text-center">
        <h1 className="text-xl">Lookup a Server</h1>
        <p>You can enter a server hostname to get information about the server.</p>

        <LookupServer />
      </div>

      <Card>
        {server == null && <NotFound message="Server not found" />}
        {server != null && (
          <div className="flex flex-col items-center gap-2">
            <p>Hostname: {server.hostname}</p>
          </div>
        )}
      </Card>
    </div>
  );
}