//Add a workoutsession
        public void AddWorkoutSessionStrength(string userID, WorkoutSessionVM workoutSessionVM)
        {
            var session = new WorkoutSession
            {
                Date            = workoutSessionVM.Date,
                Distance        = workoutSessionVM.Distance,
                Duration        = workoutSessionVM.Duration,
                Type            = workoutSessionVM.Type,
                SessionUserNote = workoutSessionVM.SessionUserNote,
                UserId          = userID,
                SessionName     = workoutSessionVM.SessionName,
            };

            foreach (var exerciseVM in workoutSessionVM.Exercises)
            {
                var exercise = new Exercise {
                    ExerciseName = exerciseVM.Name
                };
                session.Exercise.Add(exercise);
                foreach (var set in exerciseVM.Sets)
                {
                    exercise.Set.Add(new Set {
                        Reps = set.Reps, UsedWeight = set.Weight, UserNote = set.UserComment
                    });
                }
            }
            ;

            WorkoutSession.Add(session);
            SaveChanges();
        }
        internal void EditWorkout(string userID, WorkoutSessionVM workoutToEdit)
        {
            var session = new WorkoutSession
            {
                Date            = workoutToEdit.Date,
                Distance        = workoutToEdit.Distance,
                Duration        = workoutToEdit.Duration,
                Type            = workoutToEdit.Type,
                SessionUserNote = workoutToEdit.SessionUserNote,
                UserId          = userID,
                SessionName     = workoutToEdit.SessionName,
            };


            foreach (var exerciseVM in workoutToEdit.Exercises)
            {
                var exercise = new Exercise {
                    ExerciseName = exerciseVM.Name
                };
                session.Exercise.Add(exercise);
                foreach (var set in exerciseVM.Sets)
                {
                    exercise.Set.Add(new Set {
                        Reps = set.Reps, UsedWeight = set.Weight, UserNote = set.UserComment
                    });
                }
            }
            ;
            var oldWorkoutSession = WorkoutSession
                                    .Include(z => z.Exercise)
                                    .ThenInclude(y => y.Set)
                                    .FirstOrDefault(x => x.SessionName == workoutToEdit.SessionName && x.UserId == userID && x.Date == workoutToEdit.Date);

            foreach (var exercise in oldWorkoutSession.Exercise)
            {
                foreach (var set in exercise.Set)
                {
                    Set.Remove(set);
                }
                //SaveChanges();

                Exercise.Remove(exercise);
            }
            ;
            //SaveChanges();

            WorkoutSession.Remove(oldWorkoutSession);

            WorkoutSession.Add(session);
            SaveChanges();
        }