import { useQuery } from '@tanstack/react-query';

/**
 * A mint from the MintRadar community directory (https://mintradar.org).
 *
 * Fetched **same-origin** at `/api/mints/*` — MintRadar has no CORS, so prod
 * proxies it via a Netlify redirect (see `public/_redirects`) and dev via the
 * Vite proxy in `vite.config.ts`. The data is unofficial, rate-limited and may
 * change without notice — treat it as a hint, not gospel.
 */
export interface MintDirectoryEntry {
  url: string;
  name?: string;
  iconUrl?: string;
  descriptionLong?: string;
  online?: boolean;
  degraded?: boolean;
  archived?: boolean;
  latencyMs?: number;
  version?: string;
  nutCount?: number;
  tosUrl?: string;
  lastOnlineAt?: string;
}

export function useMintDirectory() {
  return useQuery<MintDirectoryEntry[]>({
    queryKey: ['mint-directory'],
    staleTime: 10 * 60 * 1000,
    retry: 1,
    queryFn: async (c) => {
      const res = await fetch('/api/mints/known', {
        signal: AbortSignal.any([c.signal, AbortSignal.timeout(15000)]),
        headers: { accept: 'application/json' },
      });
      if (!res.ok) {
        throw new Error(`The mint directory is unavailable right now (HTTP ${res.status}).`);
      }
      const data = (await res.json()) as unknown;
      if (!Array.isArray(data)) throw new Error('Unexpected mint directory response.');
      return (data as MintDirectoryEntry[]).filter(
        (m) => m && typeof m.url === 'string' && m.url.length > 0,
      );
    },
  });
}