import 'package:flutter_riverpod/flutter_riverpod.dart';

import '../api/endpoints/admin_invites.dart';
import '../api/endpoints/admin_quarantine.dart';
import '../api/endpoints/admin_requests.dart';
import '../api/endpoints/admin_users.dart';
import '../library/library_providers.dart' show dioProvider;

final adminRequestsApiProvider = FutureProvider<AdminRequestsApi>((ref) async {
  return AdminRequestsApi(await ref.watch(dioProvider.future));
});

final adminQuarantineApiProvider =
    FutureProvider<AdminQuarantineApi>((ref) async {
  return AdminQuarantineApi(await ref.watch(dioProvider.future));
});

final adminUsersApiProvider = FutureProvider<AdminUsersApi>((ref) async {
  return AdminUsersApi(await ref.watch(dioProvider.future));
});

final adminInvitesApiProvider = FutureProvider<AdminInvitesApi>((ref) async {
  return AdminInvitesApi(await ref.watch(dioProvider.future));
});

class AdminCounts {
  const AdminCounts({
    required this.requests,
    required this.quarantine,
    required this.users,
  });
  final int requests;
  final int quarantine;
  final int users;
}

/// Fans out to the three list endpoints in parallel and rolls them up
/// into `{requests, quarantine, users}` for the landing screen badges.
final adminCountsProvider = FutureProvider<AdminCounts>((ref) async {
  final requestsApi = await ref.watch(adminRequestsApiProvider.future);
  final quarantineApi = await ref.watch(adminQuarantineApiProvider.future);
  final usersApi = await ref.watch(adminUsersApiProvider.future);
  final results = await Future.wait([
    requestsApi.list(),
    quarantineApi.list(),
    usersApi.list(),
  ]);
  return AdminCounts(
    requests: (results[0] as List).length,
    quarantine: (results[1] as List).length,
    users: (results[2] as List).length,
  );
});