xmrcheckout/ui/app/(app)/admin/admin-login-form.tsx

"use client";

import { useActionState } from "react";
import { adminLoginAction, type AdminLoginState } from "./actions";

const initialState: AdminLoginState = { error: null };

export function AdminLoginForm() {
  const [state, formAction, pending] = useActionState(adminLoginAction, initialState);

  return (
    <form action={formAction} className="space-y-4">
      <div>
        <label htmlFor="admin_key" className="block text-sm font-medium mb-1">
          Admin API Key
        </label>
        <input
          type="password"
          id="admin_key"
          name="admin_key"
          className="w-full rounded border border-border bg-background px-3 py-2 text-sm focus:outline-none focus:ring-2 focus:ring-primary"
          required
          autoFocus
        />
      </div>
      {state.error && (
        <p className="text-sm text-red-500">{state.error}</p>
      )}
      <button
        type="submit"
        disabled={pending}
        className="w-full rounded bg-primary px-4 py-2 text-sm font-medium text-primary-foreground hover:opacity-90 disabled:opacity-50"
      >
        {pending ? "Verifying…" : "Sign in"}
      </button>
    </form>
  );
}