public void RemoveLearningPath(LearningPathCourse learningPath) { if (CourseLearningPaths.Contains(learningPath)) { _courseLearningPaths.Remove(learningPath); } }
public void AddLearningPath(LearningPathCourse learningPath) { if (!CourseLearningPaths.Contains(learningPath)) { _courseLearningPaths.Add(learningPath); } }