713 lines
19 KiB
Dart
713 lines
19 KiB
Dart
/// 学习统计数据
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class LearningStats {
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/// 用户ID
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final String userId;
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/// 总学习天数
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final int totalStudyDays;
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/// 连续学习天数
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final int currentStreak;
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/// 最长连续学习天数
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final int maxStreak;
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/// 总学习单词数
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final int totalWordsLearned;
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/// 总复习单词数
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final int totalWordsReviewed;
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/// 总学习时间（分钟）
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final int totalStudyTimeMinutes;
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/// 平均每日学习单词数
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final double averageDailyWords;
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/// 平均每日学习时间（分钟）
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final double averageDailyMinutes;
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/// 学习准确率
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final double accuracyRate;
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/// 完成的词汇书数量
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final int completedBooks;
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/// 当前学习的词汇书数量
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final int currentBooks;
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/// 掌握的单词数
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final int masteredWords;
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/// 学习中的单词数
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final int learningWords;
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/// 需要复习的单词数
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final int reviewWords;
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/// 本周学习统计
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final WeeklyStats weeklyStats;
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/// 本月学习统计
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final MonthlyStats monthlyStats;
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/// 学习等级
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final int level;
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/// 当前等级经验值
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final int currentExp;
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/// 升级所需经验值
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final int nextLevelExp;
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/// 最后学习时间
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final DateTime? lastStudyTime;
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/// 创建时间
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final DateTime createdAt;
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/// 更新时间
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final DateTime updatedAt;
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/// 每日学习记录
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final List<DailyStudyRecord> dailyRecords;
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/// 学习成就
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final List<Achievement> achievements;
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/// 排行榜信息
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final Leaderboard? leaderboard;
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const LearningStats({
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required this.userId,
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required this.totalStudyDays,
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required this.currentStreak,
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required this.maxStreak,
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required this.totalWordsLearned,
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required this.totalWordsReviewed,
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required this.totalStudyTimeMinutes,
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required this.averageDailyWords,
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required this.averageDailyMinutes,
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required this.accuracyRate,
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required this.completedBooks,
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required this.currentBooks,
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required this.masteredWords,
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required this.learningWords,
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required this.reviewWords,
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required this.weeklyStats,
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required this.monthlyStats,
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required this.level,
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required this.currentExp,
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required this.nextLevelExp,
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this.lastStudyTime,
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required this.createdAt,
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required this.updatedAt,
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required this.dailyRecords,
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required this.achievements,
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this.leaderboard,
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});
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factory LearningStats.fromJson(Map<String, dynamic> json) {
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return LearningStats(
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userId: json['userId'] as String,
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totalStudyDays: json['totalStudyDays'] as int,
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currentStreak: json['currentStreak'] as int,
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maxStreak: json['maxStreak'] as int,
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totalWordsLearned: json['totalWordsLearned'] as int,
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totalWordsReviewed: json['totalWordsReviewed'] as int,
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totalStudyTimeMinutes: json['totalStudyTimeMinutes'] as int,
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averageDailyWords: (json['averageDailyWords'] as num).toDouble(),
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averageDailyMinutes: (json['averageDailyMinutes'] as num).toDouble(),
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accuracyRate: (json['accuracyRate'] as num).toDouble(),
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completedBooks: json['completedBooks'] as int,
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currentBooks: json['currentBooks'] as int,
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masteredWords: json['masteredWords'] as int,
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learningWords: json['learningWords'] as int,
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reviewWords: json['reviewWords'] as int,
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weeklyStats: WeeklyStats.fromJson(json['weeklyStats'] as Map<String, dynamic>),
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monthlyStats: MonthlyStats.fromJson(json['monthlyStats'] as Map<String, dynamic>),
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level: json['level'] as int,
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currentExp: json['currentExp'] as int,
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nextLevelExp: json['nextLevelExp'] as int,
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lastStudyTime: json['lastStudyTime'] != null
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? DateTime.parse(json['lastStudyTime'] as String)
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: null,
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createdAt: DateTime.parse(json['createdAt'] as String),
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updatedAt: DateTime.parse(json['updatedAt'] as String),
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dailyRecords: (json['dailyRecords'] as List<dynamic>?)
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?.map((e) => DailyStudyRecord.fromJson(e as Map<String, dynamic>))
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.toList() ?? [],
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achievements: (json['achievements'] as List<dynamic>?)
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?.map((e) => Achievement.fromJson(e as Map<String, dynamic>))
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.toList() ?? [],
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leaderboard: json['leaderboard'] != null
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? Leaderboard.fromJson(json['leaderboard'] as Map<String, dynamic>)
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: null,
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);
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}
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Map<String, dynamic> toJson() {
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return {
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'userId': userId,
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'totalStudyDays': totalStudyDays,
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'currentStreak': currentStreak,
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'maxStreak': maxStreak,
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'totalWordsLearned': totalWordsLearned,
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'totalWordsReviewed': totalWordsReviewed,
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'totalStudyTimeMinutes': totalStudyTimeMinutes,
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'averageDailyWords': averageDailyWords,
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'averageDailyMinutes': averageDailyMinutes,
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'accuracyRate': accuracyRate,
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'completedBooks': completedBooks,
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'currentBooks': currentBooks,
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'masteredWords': masteredWords,
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'learningWords': learningWords,
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'reviewWords': reviewWords,
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'weeklyStats': weeklyStats.toJson(),
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'monthlyStats': monthlyStats.toJson(),
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'level': level,
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'currentExp': currentExp,
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'nextLevelExp': nextLevelExp,
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'lastStudyTime': lastStudyTime?.toIso8601String(),
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'createdAt': createdAt.toIso8601String(),
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'updatedAt': updatedAt.toIso8601String(),
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'dailyRecords': dailyRecords.map((e) => e.toJson()).toList(),
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'achievements': achievements.map((e) => e.toJson()).toList(),
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'leaderboard': leaderboard?.toJson(),
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};
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}
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LearningStats copyWith({
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String? userId,
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int? totalStudyDays,
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int? currentStreak,
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int? maxStreak,
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int? totalWordsLearned,
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int? totalWordsReviewed,
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int? totalStudyTimeMinutes,
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double? averageDailyWords,
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double? averageDailyMinutes,
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double? accuracyRate,
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int? completedBooks,
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int? currentBooks,
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int? masteredWords,
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int? learningWords,
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int? reviewWords,
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WeeklyStats? weeklyStats,
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MonthlyStats? monthlyStats,
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int? level,
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int? currentExp,
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int? nextLevelExp,
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DateTime? lastStudyTime,
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DateTime? createdAt,
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DateTime? updatedAt,
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List<DailyStudyRecord>? dailyRecords,
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List<Achievement>? achievements,
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Leaderboard? leaderboard,
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}) {
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return LearningStats(
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userId: userId ?? this.userId,
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totalStudyDays: totalStudyDays ?? this.totalStudyDays,
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currentStreak: currentStreak ?? this.currentStreak,
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maxStreak: maxStreak ?? this.maxStreak,
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totalWordsLearned: totalWordsLearned ?? this.totalWordsLearned,
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totalWordsReviewed: totalWordsReviewed ?? this.totalWordsReviewed,
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totalStudyTimeMinutes: totalStudyTimeMinutes ?? this.totalStudyTimeMinutes,
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averageDailyWords: averageDailyWords ?? this.averageDailyWords,
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averageDailyMinutes: averageDailyMinutes ?? this.averageDailyMinutes,
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accuracyRate: accuracyRate ?? this.accuracyRate,
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completedBooks: completedBooks ?? this.completedBooks,
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currentBooks: currentBooks ?? this.currentBooks,
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masteredWords: masteredWords ?? this.masteredWords,
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learningWords: learningWords ?? this.learningWords,
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reviewWords: reviewWords ?? this.reviewWords,
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weeklyStats: weeklyStats ?? this.weeklyStats,
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monthlyStats: monthlyStats ?? this.monthlyStats,
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level: level ?? this.level,
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currentExp: currentExp ?? this.currentExp,
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nextLevelExp: nextLevelExp ?? this.nextLevelExp,
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lastStudyTime: lastStudyTime ?? this.lastStudyTime,
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createdAt: createdAt ?? this.createdAt,
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updatedAt: updatedAt ?? this.updatedAt,
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dailyRecords: dailyRecords ?? this.dailyRecords,
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achievements: achievements ?? this.achievements,
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leaderboard: leaderboard ?? this.leaderboard,
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);
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}
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/// 获取学习进度百分比
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double get progressPercentage {
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if (nextLevelExp == 0) return 0.0;
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return currentExp / nextLevelExp;
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}
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/// 获取总学习时间（小时）
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double get totalStudyHours {
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return totalStudyTimeMinutes / 60.0;
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}
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/// 获取平均每日学习时间（小时）
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double get averageDailyHours {
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return averageDailyMinutes / 60.0;
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}
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}
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/// 周学习统计
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class WeeklyStats {
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/// 本周学习天数
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final int studyDays;
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/// 本周学习单词数
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final int wordsLearned;
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/// 本周复习单词数
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final int wordsReviewed;
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/// 本周学习时间（分钟）
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final int studyTimeMinutes;
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/// 本周准确率
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final double accuracyRate;
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/// 每日学习记录
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final List<DailyStudyRecord> dailyRecords;
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const WeeklyStats({
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required this.studyDays,
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required this.wordsLearned,
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required this.wordsReviewed,
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required this.studyTimeMinutes,
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required this.accuracyRate,
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required this.dailyRecords,
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});
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factory WeeklyStats.fromJson(Map<String, dynamic> json) {
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return WeeklyStats(
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studyDays: json['studyDays'] as int,
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wordsLearned: json['wordsLearned'] as int,
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wordsReviewed: json['wordsReviewed'] as int,
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studyTimeMinutes: json['studyTimeMinutes'] as int,
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accuracyRate: (json['accuracyRate'] as num).toDouble(),
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dailyRecords: (json['dailyRecords'] as List<dynamic>?)
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?.map((e) => DailyStudyRecord.fromJson(e as Map<String, dynamic>))
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.toList() ?? [],
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);
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}
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Map<String, dynamic> toJson() {
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return {
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'studyDays': studyDays,
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'wordsLearned': wordsLearned,
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'wordsReviewed': wordsReviewed,
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'studyTimeMinutes': studyTimeMinutes,
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'accuracyRate': accuracyRate,
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'dailyRecords': dailyRecords.map((e) => e.toJson()).toList(),
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};
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}
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/// 获取本周学习时间（小时）
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double get studyHours {
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return studyTimeMinutes / 60.0;
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}
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}
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/// 月学习统计
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class MonthlyStats {
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/// 本月学习天数
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final int studyDays;
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/// 本月学习单词数
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final int wordsLearned;
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/// 本月复习单词数
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final int wordsReviewed;
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/// 本月学习时间（分钟）
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final int studyTimeMinutes;
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/// 本月准确率
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final double accuracyRate;
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/// 本月完成的词汇书数
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final int completedBooks;
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/// 周统计记录
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final List<WeeklyStats> weeklyRecords;
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const MonthlyStats({
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required this.studyDays,
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required this.wordsLearned,
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required this.wordsReviewed,
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required this.studyTimeMinutes,
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required this.accuracyRate,
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required this.completedBooks,
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required this.weeklyRecords,
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});
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factory MonthlyStats.fromJson(Map<String, dynamic> json) {
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return MonthlyStats(
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studyDays: json['studyDays'] as int,
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wordsLearned: json['wordsLearned'] as int,
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wordsReviewed: json['wordsReviewed'] as int,
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studyTimeMinutes: json['studyTimeMinutes'] as int,
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accuracyRate: (json['accuracyRate'] as num).toDouble(),
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completedBooks: json['completedBooks'] as int,
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weeklyRecords: (json['weeklyRecords'] as List<dynamic>?)
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?.map((e) => WeeklyStats.fromJson(e as Map<String, dynamic>))
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.toList() ?? [],
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);
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}
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Map<String, dynamic> toJson() {
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return {
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'studyDays': studyDays,
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'wordsLearned': wordsLearned,
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'wordsReviewed': wordsReviewed,
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'studyTimeMinutes': studyTimeMinutes,
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'accuracyRate': accuracyRate,
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'completedBooks': completedBooks,
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'weeklyRecords': weeklyRecords.map((e) => e.toJson()).toList(),
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};
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}
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/// 获取本月学习时间（小时）
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double get studyHours {
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return studyTimeMinutes / 60.0;
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}
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}
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/// 每日学习记录
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class DailyStudyRecord {
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/// 日期
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final DateTime date;
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/// 学习单词数
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final int wordsLearned;
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/// 复习单词数
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final int wordsReviewed;
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/// 学习时间（分钟）
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final int studyTimeMinutes;
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/// 准确率
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final double accuracyRate;
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/// 完成的测试数
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final int testsCompleted;
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/// 获得的经验值
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final int expGained;
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/// 学习的词汇书ID列表
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final List<String> vocabularyBookIds;
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const DailyStudyRecord({
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required this.date,
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required this.wordsLearned,
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required this.wordsReviewed,
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required this.studyTimeMinutes,
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required this.accuracyRate,
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required this.testsCompleted,
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required this.expGained,
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required this.vocabularyBookIds,
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});
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factory DailyStudyRecord.fromJson(Map<String, dynamic> json) {
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// 支持两种命名格式：驼峰命名和蛇形命名
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return DailyStudyRecord(
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date: DateTime.parse(json['date'] as String),
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wordsLearned: (json['wordsLearned'] ?? json['words_learned'] ?? json['new_words_learned'] ?? 0) as int,
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wordsReviewed: (json['wordsReviewed'] ?? json['words_reviewed'] ?? 0) as int,
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studyTimeMinutes: (json['studyTimeMinutes'] ?? json['total_study_time_seconds'] != null
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? (json['total_study_time_seconds'] as int) ~/ 60
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: 0) as int,
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accuracyRate: ((json['accuracyRate'] ?? json['average_accuracy'] ?? 0) as num).toDouble(),
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testsCompleted: (json['testsCompleted'] ?? json['session_count'] ?? 0) as int,
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expGained: (json['expGained'] ?? json['experience_gained'] ?? 0) as int,
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vocabularyBookIds: (json['vocabularyBookIds'] as List<dynamic>?)
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?.map((e) => e as String)
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.toList() ?? [],
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);
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}
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Map<String, dynamic> toJson() {
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return {
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'date': date.toIso8601String(),
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'wordsLearned': wordsLearned,
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'wordsReviewed': wordsReviewed,
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'studyTimeMinutes': studyTimeMinutes,
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'accuracyRate': accuracyRate,
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'testsCompleted': testsCompleted,
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'expGained': expGained,
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'vocabularyBookIds': vocabularyBookIds,
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};
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}
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/// 获取学习时间（小时）
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double get studyHours {
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return studyTimeMinutes / 60.0;
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}
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}
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/// 学习成就
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class Achievement {
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/// 成就ID
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final String id;
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/// 成就名称
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final String name;
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/// 成就描述
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final String description;
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/// 成就图标
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final String icon;
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/// 成就类型
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final AchievementType type;
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/// 是否已解锁
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final bool isUnlocked;
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/// 解锁时间
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final DateTime? unlockedAt;
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/// 进度值
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final int progress;
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/// 目标值
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final int target;
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/// 奖励经验值
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final int rewardExp;
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const Achievement({
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required this.id,
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required this.name,
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required this.description,
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required this.icon,
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required this.type,
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required this.isUnlocked,
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this.unlockedAt,
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required this.progress,
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required this.target,
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required this.rewardExp,
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});
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factory Achievement.fromJson(Map<String, dynamic> json) {
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return Achievement(
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id: json['id'] as String,
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name: json['name'] as String,
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description: json['description'] as String,
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icon: json['icon'] as String,
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type: AchievementType.values.firstWhere(
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(e) => e.name == json['type'],
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orElse: () => AchievementType.special,
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),
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isUnlocked: json['isUnlocked'] as bool,
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unlockedAt: json['unlockedAt'] != null
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? DateTime.parse(json['unlockedAt'] as String)
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: null,
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progress: json['progress'] as int,
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target: json['target'] as int,
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rewardExp: json['rewardExp'] as int,
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);
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}
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Map<String, dynamic> toJson() {
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return {
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'id': id,
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'name': name,
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'description': description,
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'icon': icon,
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'type': type.name,
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'isUnlocked': isUnlocked,
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'unlockedAt': unlockedAt?.toIso8601String(),
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'progress': progress,
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'target': target,
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'rewardExp': rewardExp,
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};
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}
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/// 复制并修改部分属性
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Achievement copyWith({
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String? id,
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String? name,
|
|
String? description,
|
|
String? icon,
|
|
AchievementType? type,
|
|
bool? isUnlocked,
|
|
DateTime? unlockedAt,
|
|
int? progress,
|
|
int? target,
|
|
int? rewardExp,
|
|
}) {
|
|
return Achievement(
|
|
id: id ?? this.id,
|
|
name: name ?? this.name,
|
|
description: description ?? this.description,
|
|
icon: icon ?? this.icon,
|
|
type: type ?? this.type,
|
|
isUnlocked: isUnlocked ?? this.isUnlocked,
|
|
unlockedAt: unlockedAt ?? this.unlockedAt,
|
|
progress: progress ?? this.progress,
|
|
target: target ?? this.target,
|
|
rewardExp: rewardExp ?? this.rewardExp,
|
|
);
|
|
}
|
|
|
|
/// 获取进度百分比
|
|
double get progressPercentage {
|
|
if (target == 0) return 0.0;
|
|
return (progress / target).clamp(0.0, 1.0);
|
|
}
|
|
}
|
|
|
|
/// 成就类型
|
|
enum AchievementType {
|
|
/// 学习天数
|
|
studyDays,
|
|
/// 学习单词数
|
|
wordsLearned,
|
|
/// 连续学习
|
|
streak,
|
|
/// 完成词汇书
|
|
booksCompleted,
|
|
/// 测试成绩
|
|
testScore,
|
|
/// 学习时间
|
|
studyTime,
|
|
/// 特殊成就
|
|
special,
|
|
}
|
|
|
|
/// 学习排行榜
|
|
class Leaderboard {
|
|
/// 排行榜类型
|
|
final LeaderboardType type;
|
|
|
|
/// 时间范围
|
|
final LeaderboardPeriod period;
|
|
|
|
/// 排行榜条目
|
|
final List<LeaderboardEntry> entries;
|
|
|
|
/// 用户排名
|
|
final int? userRank;
|
|
|
|
/// 更新时间
|
|
final DateTime updatedAt;
|
|
|
|
const Leaderboard({
|
|
required this.type,
|
|
required this.period,
|
|
required this.entries,
|
|
this.userRank,
|
|
required this.updatedAt,
|
|
});
|
|
|
|
factory Leaderboard.fromJson(Map<String, dynamic> json) {
|
|
return Leaderboard(
|
|
type: LeaderboardType.values.firstWhere(
|
|
(e) => e.name == json['type'],
|
|
orElse: () => LeaderboardType.wordsLearned,
|
|
),
|
|
period: LeaderboardPeriod.values.firstWhere(
|
|
(e) => e.name == json['period'],
|
|
orElse: () => LeaderboardPeriod.weekly,
|
|
),
|
|
entries: (json['entries'] as List<dynamic>?)
|
|
?.map((e) => LeaderboardEntry.fromJson(e as Map<String, dynamic>))
|
|
.toList() ?? [],
|
|
userRank: json['userRank'] as int?,
|
|
updatedAt: DateTime.parse(json['updatedAt'] as String),
|
|
);
|
|
}
|
|
|
|
Map<String, dynamic> toJson() {
|
|
return {
|
|
'type': type.name,
|
|
'period': period.name,
|
|
'entries': entries.map((e) => e.toJson()).toList(),
|
|
'userRank': userRank,
|
|
'updatedAt': updatedAt.toIso8601String(),
|
|
};
|
|
}
|
|
}
|
|
|
|
/// 排行榜条目
|
|
class LeaderboardEntry {
|
|
/// 排名
|
|
final int rank;
|
|
|
|
/// 用户ID
|
|
final String userId;
|
|
|
|
/// 用户名
|
|
final String username;
|
|
|
|
/// 用户头像
|
|
final String? avatar;
|
|
|
|
/// 分数
|
|
final int score;
|
|
|
|
/// 等级
|
|
final int level;
|
|
|
|
const LeaderboardEntry({
|
|
required this.rank,
|
|
required this.userId,
|
|
required this.username,
|
|
this.avatar,
|
|
required this.score,
|
|
required this.level,
|
|
});
|
|
|
|
factory LeaderboardEntry.fromJson(Map<String, dynamic> json) {
|
|
return LeaderboardEntry(
|
|
rank: json['rank'] as int,
|
|
userId: json['userId'] as String,
|
|
username: json['username'] as String,
|
|
avatar: json['avatar'] as String?,
|
|
score: json['score'] as int,
|
|
level: json['level'] as int,
|
|
);
|
|
}
|
|
|
|
Map<String, dynamic> toJson() {
|
|
return {
|
|
'rank': rank,
|
|
'userId': userId,
|
|
'username': username,
|
|
'avatar': avatar,
|
|
'score': score,
|
|
'level': level,
|
|
};
|
|
}
|
|
}
|
|
|
|
/// 排行榜类型
|
|
enum LeaderboardType {
|
|
/// 学习单词数
|
|
wordsLearned,
|
|
/// 连续学习天数
|
|
streak,
|
|
/// 学习时间
|
|
studyTime,
|
|
/// 测试分数
|
|
testScore,
|
|
}
|
|
|
|
/// 排行榜时间范围
|
|
enum LeaderboardPeriod {
|
|
/// 每日
|
|
daily,
|
|
/// 每周
|
|
weekly,
|
|
/// 每月
|
|
monthly,
|
|
/// 全部时间
|
|
allTime,
|
|
} |