import Image from "@/components/ui/resilient-image";
import Link from "next/link";
import { Suspense } from "react";
import { PencilIcon } from "lucide-react";

import { Button } from "@/components/ui/button";
import { VisitorPresence } from "@/components/public/visitor-presence";
import { PublicNavigation } from "@/components/public/public-navigation";
import { PublicAccountMenu } from "@/components/public/public-account-menu";
import { NotificationBell } from "@/components/notifications/notification-bell";
import { getAdminSession } from "@/lib/auth/server";
import { HttpError } from "@/lib/security/http";

async function AdminEditLink({ editHref }: { editHref: string }) {
  let isAdmin = false;
  try {
    isAdmin = Boolean(await getAdminSession());
  } catch (cause) {
    if (!(cause instanceof HttpError) || cause.status !== 503) throw cause;
  }

  return isAdmin ? (
    <Button variant="ghost" size="sm" nativeButton={false} render={<Link href={editHref} />} aria-label="ไปหน้าแก้ไข">
      <PencilIcon data-icon="inline-start" className="lg:hidden" />
      <span className="hidden lg:inline">ไปหน้าแก้ไข</span>
    </Button>
  ) : null;
}

export function SiteHeader({ editHref = "/admin", guideId }: { editHref?: string; guideId?: string } = {}) {
  return (
    <header className="border-b bg-background/95 supports-backdrop-filter:backdrop-blur">
      <div className="mx-auto flex min-h-16 w-full max-w-7xl flex-nowrap items-center gap-2 px-4 py-2 sm:px-6">
        <Link
          href="/"
          aria-label="หน้าแรก ไกด์เกนชินไม่ใช่เกมมือถือ"
          className="mr-auto flex min-h-11 shrink-0 items-center gap-3 rounded-lg font-heading font-semibold focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring"
        >
          <Image src="/icon.png" alt="" width={36} height={36} className="size-9 object-contain" />
          <span className="hidden lg:inline">ไกด์เกนชินไม่ใช่เกมมือถือ</span>
        </Link>
        <PublicNavigation />
        <div className="hidden lg:block">
          <VisitorPresence guideId={guideId} />
        </div>
        <Suspense fallback={null}>
          <AdminEditLink editHref={editHref} />
        </Suspense>
        <NotificationBell />
        <PublicAccountMenu />
      </div>
    </header>
  );
}