/// 일정 모델
library;

/// 멤버 정보
class ScheduleMember {
  final int id;
  final String name;

  ScheduleMember({required this.id, required this.name});

  factory ScheduleMember.fromJson(Map<String, dynamic> json) {
    return ScheduleMember(
      id: json['id'] as int,
      name: json['name'] as String,
    );
  }
}

/// 관련 일정 (콘서트 회차 등)
class RelatedDate {
  final int id;
  final String date;
  final String? time;

  RelatedDate({required this.id, required this.date, this.time});

  factory RelatedDate.fromJson(Map<String, dynamic> json) {
    return RelatedDate(
      id: json['id'] as int,
      date: json['date'] as String,
      time: json['time'] as String?,
    );
  }
}

/// 일정 상세 모델
class ScheduleDetail {
  final int id;
  final String title;
  final String date;
  final String? time;
  final int? categoryId;
  final String? categoryName;
  final String? categoryColor;
  final List<ScheduleMember> members;
  // YouTube 관련
  final String? channelName;
  final String? videoId;
  final String? videoType;
  final String? videoUrl;
  final String? bannerUrl;
  // X 관련
  final String? postId;
  final String? username;
  final String? content;
  final List<String> imageUrls;
  final String? postUrl;

  ScheduleDetail({
    required this.id,
    required this.title,
    required this.date,
    this.time,
    this.categoryId,
    this.categoryName,
    this.categoryColor,
    this.members = const [],
    this.channelName,
    this.videoId,
    this.videoType,
    this.videoUrl,
    this.bannerUrl,
    this.postId,
    this.username,
    this.content,
    this.imageUrls = const [],
    this.postUrl,
  });

  factory ScheduleDetail.fromJson(Map<String, dynamic> json) {
    // category 중첩 객체 파싱
    final category = json['category'] as Map<String, dynamic>?;

    return ScheduleDetail(
      id: json['id'] as int,
      title: json['title'] as String,
      date: json['date'] as String,
      time: json['time'] as String?,
      categoryId: category?['id'] as int?,
      categoryName: category?['name'] as String?,
      categoryColor: category?['color'] as String?,
      members: (json['members'] as List<dynamic>?)
              ?.map((m) => ScheduleMember.fromJson(m))
              .toList() ??
          [],
      channelName: json['channelName'] as String?,
      videoId: json['videoId'] as String?,
      videoType: json['videoType'] as String?,
      videoUrl: json['videoUrl'] as String?,
      bannerUrl: json['bannerUrl'] as String?,
      postId: json['postId'] as String?,
      username: json['username'] as String?,
      content: json['content'] as String?,
      imageUrls: (json['imageUrls'] as List<dynamic>?)?.cast<String>() ?? [],
      postUrl: json['postUrl'] as String?,
    );
  }

  /// 시간 포맷 (HH:mm)
  String? get formattedTime {
    if (time == null) return null;
    return time!.length >= 5 ? time!.substring(0, 5) : time;
  }
}

class Schedule {
  /// ID (일반 일정: int, 생일/기념일: String)
  final dynamic id;
  final String title;
  final String date;
  final String? time;
  final int? categoryId;
  final String? categoryName;
  final String? categoryColor;
  final List<String> members;
  final String? sourceName;
  final String? sourceUrl;
  // 특별 일정 필드
  final bool isBirthday;
  final bool isDebut;
  final bool isAnniversary;
  final String? memberImage;
  final int? anniversaryYear;

  Schedule({
    required this.id,
    required this.title,
    required this.date,
    this.time,
    this.categoryId,
    this.categoryName,
    this.categoryColor,
    this.members = const [],
    this.sourceName,
    this.sourceUrl,
    this.isBirthday = false,
    this.isDebut = false,
    this.isAnniversary = false,
    this.memberImage,
    this.anniversaryYear,
  });

  factory Schedule.fromJson(Map<String, dynamic> json) {
    // category 중첩 객체 파싱
    final category = json['category'] as Map<String, dynamic>?;

    // members 배열 파싱
    final membersList = (json['members'] as List<dynamic>?)
        ?.map((m) => m is String ? m : m.toString())
        .toList() ?? [];

    // source 중첩 객체 파싱
    final source = json['source'] as Map<String, dynamic>?;

    return Schedule(
      id: json['id'], // int 또는 String (생일/기념일)
      title: json['title'] as String,
      date: json['date'] as String,
      time: json['time'] as String?,
      categoryId: category?['id'] as int?,
      categoryName: category?['name'] as String?,
      categoryColor: category?['color'] as String?,
      members: membersList,
      sourceName: source?['name'] as String?,
      sourceUrl: source?['url'] as String?,
      isBirthday: json['is_birthday'] == true,
      isDebut: json['is_debut'] == true,
      isAnniversary: json['is_anniversary'] == true,
      memberImage: json['member_image'] as String?,
      anniversaryYear: (json['anniversary_year'] as num?)?.toInt(),
    );
  }

  /// 특별 일정 여부 (생일, 데뷔, 기념일)
  bool get isSpecial => isBirthday || isDebut || isAnniversary;

  /// 일반 일정의 int ID (특별 일정은 null)
  int? get numericId => id is int ? id : null;

  /// 멤버 리스트 반환
  List<String> get memberList => members;

  /// 시간 포맷 (HH:mm)
  String? get formattedTime {
    if (time == null) return null;
    return time!.length >= 5 ? time!.substring(0, 5) : time;
  }
}