import { auth } from "@/auth";
import { db } from "@/lib/db";
import { hasPermission } from "@/lib/permissions";
import { redirect } from "next/navigation";
import { AddVesselButton, EditVesselButton } from "./vessel-form";
import { ConfirmDeleteButton } from "@/components/ui/confirm-delete-button";
import { deleteVessel } from "./actions";
import type { Metadata } from "next";

export const metadata: Metadata = { title: "Cost Centre Management" };

export default async function AdminVesselsPage() {
  const session = await auth();
  if (!session?.user) redirect("/login");

  if (!hasPermission(session.user.role, "manage_vessels_accounts")) redirect("/dashboard");

  const vessels = await db.vessel.findMany({ orderBy: { name: "asc" } });

  return (
    <div>
      <div className="mb-6 flex items-center justify-between">
        <h1 className="text-2xl font-semibold text-neutral-900">Cost Centre Management</h1>
        <AddVesselButton />
      </div>

      <div className="rounded-lg border border-neutral-200 bg-white overflow-hidden">
        <table className="w-full text-sm">
          <thead className="bg-neutral-50 border-b border-neutral-200">
            <tr>
              <th className="px-4 py-3 text-left font-medium text-neutral-600">Name</th>
              <th className="px-4 py-3 text-left font-medium text-neutral-600">IMO Number</th>
              <th className="px-4 py-3 text-left font-medium text-neutral-600">Status</th>
              <th className="px-4 py-3"></th>
            </tr>
          </thead>
          <tbody className="divide-y divide-neutral-100">
            {vessels.map((vessel) => (
              <tr key={vessel.id} className="hover:bg-neutral-50">
                <td className="px-4 py-3 font-medium text-neutral-900">{vessel.name}</td>
                <td className="px-4 py-3 font-mono text-xs text-neutral-600">
                  {vessel.imoNumber ?? <span className="text-neutral-400 italic">—</span>}
                </td>
                <td className="px-4 py-3">
                  <span className={`rounded-full px-2.5 py-0.5 text-xs font-medium ${
                    vessel.isActive ? "bg-success-100 text-success-700" : "bg-neutral-100 text-neutral-500"
                  }`}>
                    {vessel.isActive ? "Active" : "Inactive"}
                  </span>
                </td>
                <td className="px-4 py-3">
                  <span className="flex items-center gap-3">
                    <EditVesselButton vessel={{
                      id: vessel.id,
                      name: vessel.name,
                      imoNumber: vessel.imoNumber,
                      isActive: vessel.isActive,
                    }} />
                    <ConfirmDeleteButton onDelete={deleteVessel.bind(null, vessel.id)} label={vessel.name} />
                  </span>
                </td>
              </tr>
            ))}
            {vessels.length === 0 && (
              <tr>
                <td colSpan={4} className="px-4 py-8 text-center text-neutral-400">No cost centres yet.</td>
              </tr>
            )}
          </tbody>
        </table>
      </div>
    </div>
  );
}
