"use client";

import { useState } from "react";
import { useRouter } from "next/navigation";

const LOCKED = new Set([
  "registered", "name_approved", "name_reserved",
  "resignation_sent", "appointment_accepted", "cancelled",
  "Moved to step 2",
]);

export default function ApproveButton({ id, name, status }: { id: string; name: string; status: string }) {
  const router = useRouter();
  const [loading, setLoading] = useState(false);

  if (LOCKED.has(status)) return null;

  async function handle() {
    if (!confirm(`Approve "${name}" and move to Step 2?`)) return;
    setLoading(true);
    await fetch("/api/register/update-status", {
      method: "POST",
      headers: { "Content-Type": "application/json" },
      body: JSON.stringify({ id, status: "Moved to step 2" }),
    });
    router.refresh();
  }

  return (
    <button
      onClick={handle}
      disabled={loading}
      title="Approve and move to Step 2"
      className="px-2.5 py-1 bg-success/10 border-2 border-success rounded text-xs font-bold text-success hover:bg-success/20 transition-colors whitespace-nowrap disabled:opacity-50"
    >
      {loading ? "…" : "✓ APPROVE"}
    </button>
  );
}