public ActionResult UnitReport(string designation, string title, int?semester, DateTime?beginDate, DateTime?endDate, int?lecturerId, string status)
{
UnitSearch unitSearch = new UnitSearch(this.DatabaseContext);
unitSearch.Designation = designation;
unitSearch.Title = title;
unitSearch.Semester = semester;
unitSearch.BeginDate = beginDate;
unitSearch.EndDate = endDate;
unitSearch.LecturerId = lecturerId;
unitSearch.SetStatus(status);
UnitReport report = new UnitReport();
report.Search = unitSearch;
return(Content(report.CreateReport(), "text/html"));
}