// Duplicate a course with a new name, new course controls (since course controls can't be shared),
// but all other attributes the same.
public static Id<Course> DuplicateCourse(EventDB eventDB, Id<Course> oldCourseId, string newName)
{
Course oldCourse = eventDB.GetCourse(oldCourseId);
int newSortOrder = oldCourse.sortOrder + 1;
// Update existing sort orders after by adding one to existing course orders after the new one.
foreach (Id<Course> courseToChangeId in eventDB.AllCourseIds.ToList()) {
int sortOrder = eventDB.GetCourse(courseToChangeId).sortOrder;
if (sortOrder >= newSortOrder)
ChangeCourseSortOrder(eventDB, courseToChangeId, sortOrder + 1);
}
// Duplicate the course controls with blank course controls, and record the mapping.
Dictionary<Id<CourseControl>, Id<CourseControl>> mapCourseControl = new Dictionary<Id<CourseControl>, Id<CourseControl>>();
foreach (Id<CourseControl> oldCourseControlId in QueryEvent.EnumCourseControlIds(eventDB, new CourseDesignator(oldCourseId))) {
CourseControl newCourseControl = new CourseControl();
Id<CourseControl> newCourseControlId = eventDB.AddCourseControl(newCourseControl);
mapCourseControl[oldCourseControlId] = newCourseControlId;
}
// Create a new course with no course controls in it and the new name, sort order.
Course newCourse = (Course)oldCourse.Clone();
if (oldCourse.firstCourseControl.IsNotNone)
newCourse.firstCourseControl = mapCourseControl[oldCourse.firstCourseControl];
newCourse.name = newName;
newCourse.sortOrder = newSortOrder;
Id<Course> newCourseId = eventDB.AddCourse(newCourse);
// Now copy all the old course control, updating all the linking fields.
foreach (Id<CourseControl> oldCourseControlId in QueryEvent.EnumCourseControlIds(eventDB, new CourseDesignator(oldCourseId))) {
// Add a new course control to the new course.
CourseControl oldCourseControl = eventDB.GetCourseControl(oldCourseControlId);
CourseControl newCourseControl = (CourseControl) oldCourseControl.Clone();
if (newCourseControl.nextCourseControl.IsNotNone)
newCourseControl.nextCourseControl = mapCourseControl[newCourseControl.nextCourseControl];
if (newCourseControl.splitEnd.IsNotNone)
newCourseControl.splitEnd = mapCourseControl[newCourseControl.splitEnd];
if (newCourseControl.splitCourseControls != null) {
for (int i = 0; i < newCourseControl.splitCourseControls.Length; ++i) {
newCourseControl.splitCourseControls[i] = mapCourseControl[newCourseControl.splitCourseControls[i]];
}
}
eventDB.ReplaceCourseControl(mapCourseControl[oldCourseControlId], newCourseControl);
}
// Duplicate any specials from the old course.
foreach (Id<Special> specialId in eventDB.AllSpecialIds.ToList()) {
Special special = eventDB.GetSpecial(specialId);
if (!special.allCourses) {
List<CourseDesignator> addedCourseDesignators = new List<CourseDesignator>();
foreach (CourseDesignator designatorWithSpecial in special.courses) {
if (designatorWithSpecial.CourseId == oldCourseId) {
if (designatorWithSpecial.AllParts)
addedCourseDesignators.Add(new CourseDesignator(newCourseId));
else
addedCourseDesignators.Add(new CourseDesignator(newCourseId, designatorWithSpecial.Part));
}
}
if (addedCourseDesignators.Count > 0) {
ChangeDisplayedCourses(eventDB, specialId, special.courses.Concat(addedCourseDesignators).ToArray());
}
}
}
return newCourseId;
}