lib/data/models/set_entry.dart

import 'package:isar/isar.dart';
import 'workout_exercise.dart';

part 'set_entry.g.dart';

@collection
class SetEntry {
  Id id = Isar.autoIncrement;
  
  double? weight;
  int? reps;
  double? rpe; // Rate of Perceived Exertion 6-10
  String? tempo; // e.g., "3-1-2-0"
  int? restSeconds;
  
  final workoutExercise = IsarLink<WorkoutExercise>();
  
  SetEntry({
    this.weight,
    this.reps,
    this.rpe,
    this.tempo,
    this.restSeconds,
  });
  
  double? get volume => (weight != null && reps != null) ? weight! * reps! : null;
  
  Map<String, dynamic> toJson() {
    return {
      'id': id,
      'weight': weight,
      'reps': reps,
      'rpe': rpe,
      'tempo': tempo,
      'restSeconds': restSeconds,
    };
  }
  
  factory SetEntry.fromJson(Map<String, dynamic> json) {
    return SetEntry(
      weight: json['weight'] != null ? (json['weight'] as num).toDouble() : null,
      reps: json['reps'] as int?,
      rpe: json['rpe'] != null ? (json['rpe'] as num).toDouble() : null,
      tempo: json['tempo'] as String?,
      restSeconds: json['restSeconds'] as int?,
    )..id = json['id'] as int;
  }
}