public void Post([FromBody] ExerciseTipViewModel exerciseTip)
        {
            var exerciseTipEntity = new ExerciseTip
            {
                ExerciseId  = exerciseTip.ExerciseId,
                Description = exerciseTip.Description
            };

            _exerciseTipRepository.Create(exerciseTipEntity);
        }
        public void Post([FromBody] ExerciseViewModel exercise)
        {
            var exerciseEntity = new Exercise
            {
                ExerciseCategoryId = exercise.ExerciseCategoryId,
                Description        = exercise.Description,
            };

            _exerciseRepository.Create(exerciseEntity);
            foreach (var exerciseTip in exercise.ExerciseTip)
            {
                var exerciseTipEntity = new ExerciseTip
                {
                    ExerciseId  = exerciseEntity.Id,
                    Description = exerciseTip.Description
                };
                _exerciseTipRepository.Create(exerciseTipEntity);
            }
        }