import { Suspense } from "react";
import { StaffReportView } from "@/components/StaffReportView";
import { SiteHeader, SiteFooter } from "@/components/SiteChrome";
import { staffAuthQuery } from "@/lib/staff-auth";

interface PageProps {
  searchParams: Promise<{ org?: string; key?: string; exp?: string; sig?: string; frame?: string }>;
}

export const metadata = {
  title: "Staff report — Food Co-op Initiative",
  robots: { index: false, follow: false },
};

export default async function StaffReportPage({ searchParams }: PageProps) {
  const { org, key, exp, sig, frame } = await searchParams;
  const isFramed = frame === "1";

  // Generic "not found" if the token/key is missing or wrong — don't
  // confirm route existence.
  const authQuery = staffAuthQuery({ org, exp, sig, key });
  if (!authQuery) {
    return <NotFound framed={isFramed} />;
  }

  const orgId = Number(org);
  const orgValid = !!org && Number.isFinite(orgId) && orgId > 0;
  // CIVI_BASE_URL flows from server config to client only as a base for
  // outbound file links. No secret material is exposed.
  const civiBaseUrl = process.env.CIVI_BASE_URL ?? "";

  // When embedded in CiviCRM (?frame=1), drop the site header/footer so the
  // report fills the iframe cleanly. Standalone visits keep full chrome.
  const body = (
    <main id="main" className="flex-1">
      <div
        className={
          isFramed
            ? "mx-auto max-w-5xl px-3 py-4"
            : "mx-auto max-w-5xl px-4 py-10 sm:px-6 sm:py-14"
        }
      >
        {orgValid ? (
          <Suspense fallback={null}>
            <StaffReportView
              org={orgId}
              authQuery={authQuery}
              civiBaseUrl={civiBaseUrl}
              framed={isFramed}
            />
          </Suspense>
        ) : (
          <MissingOrg />
        )}
      </div>
    </main>
  );

  if (isFramed) return body;

  return (
    <>
      <a
        href="#main"
        className="sr-only focus:not-sr-only focus:absolute focus:left-4 focus:top-4 focus:z-50 focus:rounded focus:bg-paper focus:px-3 focus:py-2 focus:text-ink focus:shadow"
      >
        Skip to content
      </a>
      <SiteHeader />
      {body}
      <SiteFooter />
    </>
  );
}

function NotFound({ framed }: { framed: boolean }) {
  const inner = (
    <div
      className={
        framed
          ? "mx-auto max-w-2xl px-4 py-8 text-center"
          : "mx-auto max-w-2xl px-4 py-20 text-center"
      }
    >
      <h1 className="font-display text-3xl text-ink">Not found</h1>
      <p className="mt-3 text-ink-soft">
        The page you requested doesn&apos;t exist.
      </p>
    </div>
  );
  if (framed) return <main className="flex-1">{inner}</main>;
  return (
    <>
      <SiteHeader />
      <main className="flex-1">{inner}</main>
      <SiteFooter />
    </>
  );
}

function MissingOrg() {
  return (
    <div role="alert" className="rounded-lg border-2 border-clay-200 bg-clay-100/30 px-6 py-7">
      <h2 className="font-display text-xl font-medium text-clay-700">
        Missing or invalid org id.
      </h2>
      <p className="mt-3 leading-relaxed text-ink-soft">
        Add <code className="font-mono">?org=&lt;civi-org-id&gt;</code> to the URL. The org
        id is the Civi Contact id of the organization (visible in the URL when
        viewing the org in CiviCRM).
      </p>
    </div>
  );
}