import 'dart:async';

import 'package:flutter/material.dart';
import 'package:sendtrain/models/activity_model.dart';

class ActivityTimerModel with ChangeNotifier {
  late int _activityId;
  late int _tickCount;
  late int _currentSet;
  late int _totalSets;
  late int _currentRep;
  late int _totalReps;
  late String _currentState;
  late Timer? _periodicTimer;

  bool _active = false;

  int get tickCount => _tickCount;
  int get currentSet => _currentSet;
  int get currentRep => _currentRep;
  int get totalSets => _totalSets;
  int get totalReps => _totalReps;
  bool get active => _active;

  void setupTimer(ActivityModel activity) {
    _activityId = activity.id;
    _currentSet = 0;
    _currentRep = 0;
    _totalSets = activity.actions[0].activityActionSet.total;
    _totalReps = activity.actions[0].activityActionSet.reps.amounts[0];
    _tickCount = activity.actions[0].activityActionSet.rest ~/ 10000;
  }

  void startTimer(ActivityModel activity) {
    _active = true;
    _periodicTimer = Timer.periodic(const Duration(seconds: 1), (Timer timer) {
      if (_tickCount == 0) {
        if (_currentRep + 1 ==
            activity.actions[0].activityActionSet.reps.amounts[_currentSet]) {
          _currentSet++;
          if (_currentSet == activity.actions[0].activityActionSet.total) {
            timer.cancel();
            _active = false;
            setupTimer(activity);
          }
          _currentRep = 0;
          _totalReps =
              activity.actions[0].activityActionSet.reps.amounts[_currentSet];
          _tickCount = activity.actions[0].activityActionSet.rest ~/ 10000;
        } else {
          _currentRep++;
        }
      } else {
        _tickCount--;
      }

      notifyListeners();
    });
  }
}