// invite_provider.dart — 邀请信息状态装配:复用 apiClientProvider,未登录不打网络。
import 'package:flutter_riverpod/flutter_riverpod.dart';

import '../services/invite_api.dart';
import 'account_providers.dart';
import 'auth_provider.dart';

final inviteApiProvider = Provider<InviteApi>((ref) => InviteApi(ref.watch(apiClientProvider)));

class InviteNotifier extends AsyncNotifier<InviteInfo?> {
  @override
  Future<InviteInfo?> build() async {
    // 未登录返回 null(不打网络);已登录拉取。
    final token = ref.watch(authProvider).accessToken;
    if (token == null || token.isEmpty) return null;
    return ref.read(inviteApiProvider).fetch();
  }

  Future<void> refresh() async {
    state = const AsyncLoading();
    state = await AsyncValue.guard(() => ref.read(inviteApiProvider).fetch());
  }
}

final inviteProvider = AsyncNotifierProvider<InviteNotifier, InviteInfo?>(InviteNotifier.new);