import 'package:hive/hive.dart';

part 'cycle_entry.g.dart';

/// Mood levels for tracking
@HiveType(typeId: 3)
enum MoodLevel {
  @HiveField(0)
  verySad,
  
  @HiveField(1)
  sad,
  
  @HiveField(2)
  neutral,
  
  @HiveField(3)
  happy,
  
  @HiveField(4)
  veryHappy,
}

/// Flow intensity for period days
@HiveType(typeId: 4)
enum FlowIntensity {
  @HiveField(0)
  spotting,
  
  @HiveField(1)
  light,
  
  @HiveField(2)
  medium,
  
  @HiveField(3)
  heavy,
}

/// Cervical mucus type for NFP tracking
@HiveType(typeId: 5)
enum CervicalMucusType {
  @HiveField(0)
  dry,
  
  @HiveField(1)
  sticky,
  
  @HiveField(2)
  creamy,
  
  @HiveField(3)
  eggWhite,
  
  @HiveField(4)
  watery,
}

/// Cycle phase
@HiveType(typeId: 6)
enum CyclePhase {
  @HiveField(0)
  menstrual,
  
  @HiveField(1)
  follicular,
  
  @HiveField(2)
  ovulation,
  
  @HiveField(3)
  luteal,
}

/// Daily cycle entry
@HiveType(typeId: 7)
class CycleEntry extends HiveObject {
  @HiveField(0)
  String id;
  
  @HiveField(1)
  DateTime date;
  
  @HiveField(2)
  bool isPeriodDay;
  
  @HiveField(3)
  FlowIntensity? flowIntensity;
  
  @HiveField(4)
  MoodLevel? mood;
  
  @HiveField(5)
  int? energyLevel; // 1-5
  
  @HiveField(6)
  int? crampIntensity; // 1-5
  
  @HiveField(7)
  bool hasHeadache;
  
  @HiveField(8)
  bool hasBloating;
  
  @HiveField(9)
  bool hasBreastTenderness;
  
  @HiveField(10)
  bool hasFatigue;
  
  @HiveField(11)
  bool hasAcne;
  
  @HiveField(12)
  double? basalBodyTemperature; // in Fahrenheit
  
  @HiveField(13)
  CervicalMucusType? cervicalMucus;
  
  @HiveField(14)
  bool? ovulationTestPositive;
  
  @HiveField(15)
  String? notes;
  
  @HiveField(16)
  int? sleepHours;
  
  @HiveField(17)
  int? waterIntake; // glasses
  
  @HiveField(18)
  bool hadExercise;
  
  @HiveField(19)
  bool hadIntimacy; // For married users only
  
  @HiveField(20)
  DateTime createdAt;
  
  @HiveField(21)
  DateTime updatedAt;
  
  CycleEntry({
    required this.id,
    required this.date,
    this.isPeriodDay = false,
    this.flowIntensity,
    this.mood,
    this.energyLevel,
    this.crampIntensity,
    this.hasHeadache = false,
    this.hasBloating = false,
    this.hasBreastTenderness = false,
    this.hasFatigue = false,
    this.hasAcne = false,
    this.basalBodyTemperature,
    this.cervicalMucus,
    this.ovulationTestPositive,
    this.notes,
    this.sleepHours,
    this.waterIntake,
    this.hadExercise = false,
    this.hadIntimacy = false,
    required this.createdAt,
    required this.updatedAt,
  });
  
  /// Check if any symptoms are logged
  bool get hasSymptoms =>
      hasHeadache ||
      hasBloating ||
      hasBreastTenderness ||
      hasFatigue ||
      hasAcne ||
      (crampIntensity != null && crampIntensity! > 0);
  
  /// Check if NFP data is logged
  bool get hasNFPData =>
      basalBodyTemperature != null ||
      cervicalMucus != null ||
      ovulationTestPositive != null;
  
  /// Get symptom count
  int get symptomCount {
    int count = 0;
    if (hasHeadache) count++;
    if (hasBloating) count++;
    if (hasBreastTenderness) count++;
    if (hasFatigue) count++;
    if (hasAcne) count++;
    if (crampIntensity != null && crampIntensity! > 0) count++;
    return count;
  }
  
  /// Copy with updated fields
  CycleEntry copyWith({
    String? id,
    DateTime? date,
    bool? isPeriodDay,
    FlowIntensity? flowIntensity,
    MoodLevel? mood,
    int? energyLevel,
    int? crampIntensity,
    bool? hasHeadache,
    bool? hasBloating,
    bool? hasBreastTenderness,
    bool? hasFatigue,
    bool? hasAcne,
    double? basalBodyTemperature,
    CervicalMucusType? cervicalMucus,
    bool? ovulationTestPositive,
    String? notes,
    int? sleepHours,
    int? waterIntake,
    bool? hadExercise,
    bool? hadIntimacy,
    DateTime? createdAt,
    DateTime? updatedAt,
  }) {
    return CycleEntry(
      id: id ?? this.id,
      date: date ?? this.date,
      isPeriodDay: isPeriodDay ?? this.isPeriodDay,
      flowIntensity: flowIntensity ?? this.flowIntensity,
      mood: mood ?? this.mood,
      energyLevel: energyLevel ?? this.energyLevel,
      crampIntensity: crampIntensity ?? this.crampIntensity,
      hasHeadache: hasHeadache ?? this.hasHeadache,
      hasBloating: hasBloating ?? this.hasBloating,
      hasBreastTenderness: hasBreastTenderness ?? this.hasBreastTenderness,
      hasFatigue: hasFatigue ?? this.hasFatigue,
      hasAcne: hasAcne ?? this.hasAcne,
      basalBodyTemperature: basalBodyTemperature ?? this.basalBodyTemperature,
      cervicalMucus: cervicalMucus ?? this.cervicalMucus,
      ovulationTestPositive: ovulationTestPositive ?? this.ovulationTestPositive,
      notes: notes ?? this.notes,
      sleepHours: sleepHours ?? this.sleepHours,
      waterIntake: waterIntake ?? this.waterIntake,
      hadExercise: hadExercise ?? this.hadExercise,
      hadIntimacy: hadIntimacy ?? this.hadIntimacy,
      createdAt: createdAt ?? this.createdAt,
      updatedAt: updatedAt ?? DateTime.now(),
    );
  }
}

/// Extension to get display string for enums
extension MoodLevelExtension on MoodLevel {
  String get emoji {
    switch (this) {
      case MoodLevel.verySad:
        return '😢';
      case MoodLevel.sad:
        return '😕';
      case MoodLevel.neutral:
        return '😐';
      case MoodLevel.happy:
        return '🙂';
      case MoodLevel.veryHappy:
        return '😄';
    }
  }
  
  String get label {
    switch (this) {
      case MoodLevel.verySad:
        return 'Very Sad';
      case MoodLevel.sad:
        return 'Sad';
      case MoodLevel.neutral:
        return 'Neutral';
      case MoodLevel.happy:
        return 'Happy';
      case MoodLevel.veryHappy:
        return 'Very Happy';
    }
  }
}

extension FlowIntensityExtension on FlowIntensity {
  String get label {
    switch (this) {
      case FlowIntensity.spotting:
        return 'Spotting';
      case FlowIntensity.light:
        return 'Light';
      case FlowIntensity.medium:
        return 'Medium';
      case FlowIntensity.heavy:
        return 'Heavy';
    }
  }
}

extension CyclePhaseExtension on CyclePhase {
  String get label {
    switch (this) {
      case CyclePhase.menstrual:
        return 'Menstrual';
      case CyclePhase.follicular:
        return 'Follicular';
      case CyclePhase.ovulation:
        return 'Ovulation';
      case CyclePhase.luteal:
        return 'Luteal';
    }
  }
  
  String get emoji {
    switch (this) {
      case CyclePhase.menstrual:
        return '🩸';
      case CyclePhase.follicular:
        return '🌱';
      case CyclePhase.ovulation:
        return '🌸';
      case CyclePhase.luteal:
        return '🌙';
    }
  }
  
  String get description {
    switch (this) {
      case CyclePhase.menstrual:
        return 'A time for rest and reflection';
      case CyclePhase.follicular:
        return 'A time of renewal and energy';
      case CyclePhase.ovulation:
        return 'Peak fertility window';
      case CyclePhase.luteal:
        return 'A time for patience and self-care';
    }
  }
}