public ActionResult CloneCourse(int?id)
{
if (id == null)
{
return(new HttpStatusCodeResult(HttpStatusCode.BadRequest));
}
Course course = db.Courses.Find(id);
if (course == null)
{
return(HttpNotFound());
}
CloneCourseViewModel ccViewModel = new CloneCourseViewModel {
Course = course, NewDate = course.StartDate
};
return(PartialView("_cloneCourse", ccViewModel));
}
public ActionResult CloneCourse(CloneCourseViewModel ccViewModel)
{
if (ccViewModel.NewDate < DateTime.Now)
{
return(RedirectToAction("Index", "TeacherCourses", null));
}
Course oldcourse = db.Courses.Find(ccViewModel.Course.CourseId);
if (oldcourse == null)
{
return(RedirectToAction("Index", "TeacherCourses", null));
}
int offsetDays = (ccViewModel.NewDate - oldcourse.StartDate).Days;
if (offsetDays == 0)
{
return(RedirectToAction("Index", "TeacherCourses", null));
}
//get a unique name for the clone
int i = 0;
string suggestedName;
do
{
i++;
suggestedName = "Clone" + i + " " + oldcourse.CourseName;
suggestedName = suggestedName.Substring(0, Math.Min(suggestedName.Length, 50));
} while (db.Courses.FirstOrDefault(n => n.CourseName == suggestedName) != null);
//clone the course
Course newcourse = new Course
{
CourseName = suggestedName,
CourseDescription = oldcourse.CourseDescription,
StartDate = ccViewModel.NewDate,
EndDate = oldcourse.EndDate.AddDays(offsetDays)
};
db.Courses.Add(newcourse);
db.SaveChanges();
Document newdoc;
//clone the course documents
foreach (var doc in oldcourse.CourseDocuments)
{
newdoc = new Document
{
ApplicationUserId = doc.ApplicationUserId,
CourseId = newcourse.CourseId,
Description = doc.Description,
DocumentFileType = doc.DocumentFileType,
DocumentName = doc.DocumentName,
FileData = doc.FileData,
UploadingTime = doc.UploadingTime,
isHomework = doc.isHomework
};
db.Documents.Add(newdoc);
}
db.SaveChanges();
//clone modules
Module newmodule;
Activity newact;
foreach (var mod in oldcourse.CourseModules)
{
newmodule = new Module
{
CourseId = newcourse.CourseId,
StartDate = mod.StartDate.AddDays(offsetDays),
EndDate = mod.EndDate.AddDays(offsetDays),
Description = mod.Description,
Name = mod.Name
};
db.Modules.Add(newmodule);
db.SaveChanges();
//clone module documents
foreach (var doc in mod.ModuleDocuments)
{
newdoc = new Document
{
ApplicationUserId = doc.ApplicationUserId,
ModuleId = newmodule.ModuleId,
Description = doc.Description,
DocumentFileType = doc.DocumentFileType,
DocumentName = doc.DocumentName,
FileData = doc.FileData,
UploadingTime = doc.UploadingTime,
isHomework = doc.isHomework
};
db.Documents.Add(newdoc);
}
db.SaveChanges();
//Clone activities for this mod
foreach (var act in mod.Activities)
{
newact = new Activity
{
ActivityName = act.ActivityName,
ActivityTypeId = act.ActivityTypeId,
ModuleId = newmodule.ModuleId,
Start = act.Start.AddDays(offsetDays),
End = act.End.AddDays(offsetDays),
Description = act.Description
};
db.Activities.Add(newact);
db.SaveChanges();
// clone documents for this activity
foreach (var doc in act.ActivityDocuments)
{
newdoc = new Document
{
ApplicationUserId = doc.ApplicationUserId,
ActivityId = newact.ActivityId,
Description = doc.Description,
DocumentFileType = doc.DocumentFileType,
DocumentName = doc.DocumentName,
FileData = doc.FileData,
UploadingTime = doc.UploadingTime,
isHomework = doc.isHomework
};
db.Documents.Add(newdoc);
}
db.SaveChanges();
}
}
return(RedirectToAction("Index", "TeacherCourses", null));
}
