"use client";

import Link from "next/link";
import type { Program } from "@/lib/db";
import {
  ProgramSiraGecmisi,
  ProgramTabanTrendi,
  programEtkinSira,
} from "@/components/program-liste-verileri";
import { ProgramEkleButonu } from "@/components/manuel-liste/program-ekle-butonu";
import {
  Table,
  TableBody,
  TableCell,
  TableHead,
  TableHeader,
  TableRow,
} from "@/components/ui/table";

const sayi = (n: number) => n.toLocaleString("tr-TR");

const TUR_ETIKET: Record<string, string> = {
  SAYISAL: "SAY",
  "EŞİT AĞIRLIK": "EA",
  SÖZEL: "SÖZ",
  DİL: "DİL",
  TYT: "TYT",
};

export type UniProgramSatiri = Program & { bolumSlug: string | null };

export function UniversiteProgramTablosu({
  gruplar,
}: {
  gruplar: { fakulte: string; programlar: UniProgramSatiri[] }[];
}) {
  return (
    <>
      {gruplar.map(({ fakulte, programlar }, i) => (
        <section key={`${fakulte}-${i}`} className="mt-6">
          <h2 className="mb-3 font-heading text-xl font-bold text-slate-900">
            {fakulte}
          </h2>
          <div className="overflow-hidden rounded-2xl border border-slate-200 bg-white">
            <Table>
              <TableHeader>
                <TableRow>
                  <TableHead>Program</TableHead>
                  <TableHead className="hidden text-right md:table-cell">
                    Son 5 yıl
                  </TableHead>
                  <TableHead className="hidden text-right lg:table-cell">
                    2025 puan
                  </TableHead>
                  <TableHead className="hidden text-right sm:table-cell">
                    Kontenjan
                  </TableHead>
                  <TableHead className="text-right">Taban sıra</TableHead>
                  <TableHead className="w-14 text-right">
                    <span className="sr-only">Listeye ekle</span>
                  </TableHead>
                </TableRow>
              </TableHeader>
              <TableBody>
                {programlar.map((p) => {
                  const taban = programEtkinSira(p);
                  return (
                    <TableRow key={p.id}>
                      <TableCell className="max-w-0 w-full">
                        {p.bolumSlug ? (
                          <Link
                            href={`/bolum/${p.bolumSlug}`}
                            className="block truncate text-sm font-semibold text-slate-900 hover:text-primary hover:underline focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring"
                          >
                            {p.isim.trim()}
                          </Link>
                        ) : (
                          <span className="block truncate text-sm font-semibold">
                            {p.isim.trim()}
                          </span>
                        )}
                        <span className="mt-0.5 flex items-center gap-1.5 text-xs text-slate-500">
                          <span className="shrink-0 rounded bg-slate-100 px-1 py-px text-[10px] font-medium leading-4 text-slate-600">
                            {TUR_ETIKET[p.tur] ?? p.tur}
                          </span>
                          {p.sure ? (
                            <span className="shrink-0">{p.sure} yıl</span>
                          ) : null}
                        </span>
                      </TableCell>
                      <TableCell className="hidden text-right text-xs md:table-cell">
                        <ProgramSiraGecmisi program={p} />
                      </TableCell>
                      <TableCell className="hidden text-right text-xs tabular-nums text-slate-500 lg:table-cell">
                        {p.puan2025 != null
                          ? p.puan2025.toFixed(2).replace(".", ",")
                          : "—"}
                      </TableCell>
                      <TableCell className="hidden text-right text-xs tabular-nums text-slate-500 sm:table-cell">
                        {p.kontenjan2025 != null
                          ? `${sayi(p.kontenjan2025)} kişi`
                          : "—"}
                      </TableCell>
                      <TableCell className="text-right text-xs tabular-nums text-slate-500">
                        <span className="inline-flex items-center gap-1">
                          <ProgramTabanTrendi program={p} />
                          {taban != null ? `~${sayi(taban)}.` : "—"}
                        </span>
                      </TableCell>
                      <TableCell className="pr-3 text-right">
                        <ProgramEkleButonu
                          program={p}
                          kaynak="universite"
                          className="size-8 min-h-8 min-w-8"
                        />
                      </TableCell>
                    </TableRow>
                  );
                })}
              </TableBody>
            </Table>
          </div>
        </section>
      ))}
    </>
  );
}