Models

models.dart

class Plan {
  final String objectId;
  final String name;
  final String text;
  final DateTime startedAt;
  final DateTime endedAt;
  final String createdAt;

  Plan(
      {this.objectId,
      this.name,
      this.text,
      this.startedAt,
      this.endedAt,
      this.createdAt});

  factory Plan.fromJson(Map<String, dynamic> json) {
    return Plan(
      objectId: json['objectId'],
      name: json['name'],
      text: json['text'],
      startedAt: DateTime(
          int.parse(json['startedAt']['iso'].substring(0, 4)),
          int.parse(json['startedAt']['iso'].substring(5, 7)),
          int.parse(json['startedAt']['iso'].substring(8, 10))),
      endedAt: DateTime(
          int.parse(json['endedAt']['iso'].substring(0, 4)),
          int.parse(json['endedAt']['iso'].substring(5, 7)),
          int.parse(json['endedAt']['iso'].substring(8, 10))),
      createdAt: json['createdAt'],
    );
  }

  String formattedStartedAt() {
    return this.startedAt.day.toString() +
        "." +
        this.startedAt.month.toString() +
        "." +
        this.startedAt.year.toString();
  }

  String formattedEndedAt() {
    return this.endedAt.day.toString() +
        "." +
        this.endedAt.month.toString() +
        "." +
        this.endedAt.year.toString();
  }

  String formattedDuration() {
    Duration duration = this.endedAt.difference(this.startedAt);
    int weeks = duration.inDays % 7;
    return (weeks < 2) ? '${weeks} Woche' : '${weeks} Wochen';
  }
}

class PlanItem {
  String type;
  String description;
  Exercise exercise;
  List<Set> sets = [];

  PlanItem(this.type, this.description, this.exercise, this.sets);

  factory PlanItem.fromJson(Map<String, dynamic> json) {
    return PlanItem(
      json['type'],
      json['description'],
      (json['exercise'] != null) ? Exercise.fromJson(json['exercise']) : null,
      (json['sets'] as List).map((i) {
        return Set.fromJson(i);
      }).toList(),
    );
  }

  /*
   * Check if planItem is Day
   */
  bool isDay() {
    return this.type == 'DAY';
  }

/*
 * Check if planItem is Exercise 
 */
  bool isExercise() {
    return this.type == 'EXERCISE';
  }

/*
 * Check if planItem is Text 
 */
  bool isText() {
    return this.type == 'TEXT';
  }
}

class Exercise {
  String name;
  String defaultImageUrl;

  Exercise(this.name, this.defaultImageUrl);

  // convert Json to an exercise object
  factory Exercise.fromJson(Map<String, dynamic> json) {
    return Exercise(
      json['name'] as String,
      json['defaultImageUrl'] as String,
    );
  }
}

class Set {
  int repetitions;
  int weight;
  int time;

  Set(this.repetitions, this.weight, this.time);

  // convert Json to an exercise object
  factory Set.fromJson(Map<String, dynamic> json) {
    return Set(
      json['repetitions'] as int,
      json['weight'] as int,
      json['time'] as int,
    );
  }
}