public bool ContainsInCourses(ICourse course)
{
if (this._courses.Contains(course))
{
return(true);
}
return(false);
}
public bool RemoveCourseFromCart(string name)
{
ICourse cr = GetCourseFromCart(name);
if (cr == null)
{
return(false);
}
if (this._cart.Remove(cr))
{
return(true);
}
return(false);
}
//Prototype, State and Visitor together
public override void visit(CourseCreator courseCreator)
{
ICourse ct = courseCreator.prototype.create(preparedCourse);
courseCreator.database.AddCourse(ct);
}
public bool AddCourseToCart(ICourse course)
{
this._cart.Add(course);
return(true);
}
