public IEnumerable <Course> GetDependentCourses(Courses courses)
{
var dependentCourseNames = this.GetDependentCourseNames().ToList().Select(t => courses[t]);
return(dependentCourseNames);
}
/// <summary>
/// We can follow the Mediator pattern if we inject an abstract Mediator class instead of the Courses repository.
/// </summary>
/// <param name="courses"></param>
public void Save(Courses courses)
{
courses.AddCourse(this);
}
public IEnumerable <int> GetDependentCourseIDs(Courses courses)
{
var dependentCourseNames = this.GetDependentCourseNames().ToList().Select(t => courses.GetCourseIdFromName(t));
return(dependentCourseNames);
}