92 lines
2.7 KiB
Dart
92 lines
2.7 KiB
Dart
import 'dart:async';
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import 'package:flutter_riverpod/flutter_riverpod.dart';
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import '../../domain/entities/contribution.dart';
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import '../../domain/repositories/contribution_repository.dart';
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import '../../core/di/injection.dart';
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import 'user_providers.dart';
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/// 用户统计数据 - 来自贡献值服务
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class UserStats {
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/// 是否已认种
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final bool hasAdopted;
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/// 直推认种用户数
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final int directReferralAdoptedCount;
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/// 已解锁层级深度（可理解为团队层数）
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final int unlockedLevelDepth;
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/// 已解锁奖励档位数（VIP等级）
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final int unlockedBonusTiers;
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/// 总贡献值
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final String totalContribution;
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const UserStats({
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this.hasAdopted = false,
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this.directReferralAdoptedCount = 0,
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this.unlockedLevelDepth = 0,
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this.unlockedBonusTiers = 0,
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this.totalContribution = '0',
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});
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/// 从贡献值账户数据构建
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factory UserStats.fromContribution(Contribution contribution) {
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return UserStats(
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hasAdopted: contribution.hasAdopted,
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directReferralAdoptedCount: contribution.directReferralAdoptedCount,
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unlockedLevelDepth: contribution.unlockedLevelDepth,
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unlockedBonusTiers: contribution.unlockedBonusTiers,
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totalContribution: contribution.totalContribution,
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);
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}
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/// VIP等级显示
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String get vipLevel {
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if (unlockedBonusTiers <= 0) return '-';
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return 'V$unlockedBonusTiers';
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}
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/// 认种数量（简化展示直推数）
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int get adoptionCount => hasAdopted ? 1 : 0;
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/// 团队人数估算（基于已解锁层级）
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int get teamSize {
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// 简单估算：每层平均3人
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if (unlockedLevelDepth <= 0) return 0;
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int total = 0;
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for (int i = 1; i <= unlockedLevelDepth; i++) {
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total += (directReferralAdoptedCount > 0 ? directReferralAdoptedCount : 1) * i;
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}
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return total;
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}
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}
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/// 用户统计数据 Provider
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final userStatsProvider = FutureProvider<UserStats?>((ref) async {
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final user = ref.watch(userNotifierProvider);
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if (!user.isLoggedIn || user.accountSequence == null) {
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return null;
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}
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final repository = getIt<ContributionRepository>();
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final result = await repository.getUserContribution(user.accountSequence!);
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ref.keepAlive();
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final timer = Timer(const Duration(minutes: 5), () {
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ref.invalidateSelf();
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});
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ref.onDispose(() => timer.cancel());
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return result.fold(
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(failure) => const UserStats(),
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(contribution) => UserStats.fromContribution(contribution),
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);
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});
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/// 邀请码 Provider - 使用账户序号作为邀请码
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final invitationCodeProvider = Provider<String>((ref) {
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final user = ref.watch(userNotifierProvider);
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return user.accountSequence ?? '--------';
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});
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