public bool Apply(Guid Id)
{
using (BaseDbContext db = new BaseDbContext())
{
try
{
CourseOperation = db.CourseOperations.Find(Id);
Id = Guid.NewGuid();
ActionTime = DateTime.Now;
Receiver = db.Users.Find(HttpContext.Current.User.Identity.GetUserId());
RemarkContent = "";
RemarkRate = RemarkType.None;
Time = new DateTime(2000, 1, 1, 0, 0, 0);
CourseOperation.Count++;
CourseOperation.Students.Add(Receiver);
db.CourseRecords.Add(this);
db.SaveChanges();
return true;
}
catch
{
return false;
}
}
}
public ActionResult DoDelete(CourseOperation courseOperation)
{
if (!courseOperation.Delete())
{
ViewData["ErrorInfo"] = "无法删除";
return View();
}
return RedirectToAction("Index");
}
