/// <summary>
/// Deprecated Method for adding a new object to the departments EntitySet. Consider using the .Add method of the associated ObjectSet<T> property instead.
/// </summary>
public void AddTodepartments(department department)
{
base.AddObject("departments", department);
}
/// <summary>
/// Create a new department object.
/// </summary>
/// <param name="id">Initial value of the Id property.</param>
/// <param name="name">Initial value of the Name property.</param>
/// <param name="facultyId">Initial value of the FacultyId property.</param>
/// <param name="isDeleted">Initial value of the IsDeleted property.</param>
public static department Createdepartment(global::System.Int64 id, global::System.String name, global::System.Int64 facultyId, global::System.Boolean isDeleted)
{
department department = new department();
department.Id = id;
department.Name = name;
department.FacultyId = facultyId;
department.IsDeleted = isDeleted;
return department;
}
public void DeleteDepartment(department d)
{
CheckConnection();
try
{
lock (locker)
{
d.IsDeleted = true;
foreach (var i in d.studentsgroups)
DeleteStudentGroups(i);
foreach (var i in d.ref_subject_department)
db.ref_subject_department.DeleteObject(i);
foreach (var i in d.ref_teacher_department)
db.ref_teacher_department.DeleteObject(i);
db.SaveChanges();
}
}
catch (Exception ex)
{
throw new DBException(ErrorTypes.UnexpectedException, ex);
}
}
public void EditDepartment(faculty f, department d, string name)
{
CheckConnection();
try
{
lock (locker)
{
d.Name = name;
d.FacultyId = f.Id;
db.SaveChanges();
}
}
catch (Exception ex)
{
throw new DBException(ErrorTypes.UnexpectedException, ex);
}
}
public List<subject> GetSubjectsByDepartment(department d)
{
CheckConnection();
try
{
lock (locker)
{
return d.ref_subject_department.Select(i => i.subject).ToList();
}
}
catch (Exception ex)
{
throw new DBException(ErrorTypes.UnexpectedException, ex);
}
}
public void EditStudentGroup(studentsgroup s, string newName, department d, DateTime dateIn, DateTime dateOut, int course)
{
CheckConnection();
try
{
lock (locker)
{
s.Name = newName;
s.DepartmentId = d.Id;
s.DateIn = dateIn;
s.DateOut = dateOut;
s.Course = course;
db.SaveChanges();
}
}
catch (Exception ex)
{
throw new DBException(ErrorTypes.UnexpectedException, ex);
}
}
public studentsgroup AddStudentGroup(string name, department d, DateTime dateIn, DateTime dateOut, int course)
{
CheckConnection();
try
{
lock (locker)
{
studentsgroup s = studentsgroup.Createstudentsgroup(0, name, course, d.Id, dateIn, dateOut, false);
db.studentsgroups.AddObject(s);
db.SaveChanges();
return s;
}
}
catch (Exception ex)
{
throw new DBException(ErrorTypes.UnexpectedException, ex);
}
}
