/// <summary>
/// Update course in the database
/// </summary>
/// <param name="item"></param>
/// <returns></returns>
public void Update(CourseDB item)
{
item.Update = DateTime.Now;
_db.Courses.Attach(item);
_db.Entry(item).Property(c => c.Name).IsModified = true;
_db.Entry(item).Property(c => c.Update).IsModified = true;
}
/// <summary>
/// Update feedback in the database
/// </summary>
/// <param name="item"></param>
/// <returns></returns>
public void Update(FeedbackDB item)
{
item.Date = DateTime.Now;
_db.Feedbacks.Attach(item);
_db.Entry(item).Property(c => c.Title).IsModified = true;
_db.Entry(item).Property(c => c.Text).IsModified = true;
_db.Entry(item).Property(c => c.Date).IsModified = true;
}
/// <summary>
/// Update teacher in the database
/// </summary>
/// <param name="item"></param>
/// <returns></returns>
public void Update(TeacherDB item)
{
item.Modified = DateTime.Now;
_db.Teachers.Attach(item);
_db.Entry(item).Property(c => c.PhoneNumber).IsModified = true;
_db.Entry(item).Property(c => c.Position).IsModified = true;
_db.Entry(item).Property(c => c.Modified).IsModified = true;
}
/// <summary>
/// Update student in the database
/// </summary>
/// <param name="item"></param>
/// <returns></returns>
public void Update(StudentDB item)
{
item.Modified = DateTime.Now;
_db.Students.Attach(item);
_db.Entry(item).Property(c => c.PhoneNumber).IsModified = true;
_db.Entry(item).Property(c => c.Modified).IsModified = true;
}
/// <summary>
/// Update presentation in the database
/// </summary>
/// <param name="item"></param>
/// <returns></returns>
public void Update(PresentationDB item)
{
item.DateUpdate = DateTime.Now;
_db.Presentations.Attach(item);
_db.Entry(item).Property(c => c.Title).IsModified = true;
_db.Entry(item).Property(c => c.IsAccessible).IsModified = true;
_db.Entry(item).Property(c => c.DateUpdate).IsModified = true;
_db.Entry(item).Property(c => c.TeacherDBId).IsModified = true;
_db.Entry(item).Property(c => c.CourseDBId).IsModified = true;
}