public bool Update(Student student)
{
DbContextSMS db = new DbContextSMS();
db.Parents.Attach(student.Parent);
db.Entry(student.Parent).State = EntityState.Modified;
bool isUpdate = db.SaveChanges() > 0;
db.BankAccounts.Attach(student.BankAccount);
db.Entry(student.BankAccount).State = EntityState.Modified;
isUpdate = db.SaveChanges() > 0;
List <Image> imgList = student.Images;
student.Images = null;
student.BankAccount = null;
foreach (var skl in student.Skills)
{
DbContextSMS dbCon = new DbContextSMS();
dbCon.Skills.Attach(skl);
dbCon.Entry(skl).State = EntityState.Modified;
dbCon.SaveChanges();
}
student.Skills = null;
db.Students.Attach(student);
db.Entry(student).State = EntityState.Modified;
isUpdate = db.SaveChanges() > 0;
//add all images
if (imgList.Count > 0)
{
foreach (var img in imgList)
{
Image imgObj = new Image()
{
StudentId = student.Id,
FileName = img.FileName
};
db.Images.Add(imgObj);
db.SaveChanges();
}
}
return(isUpdate);
}
public bool Update(Department department)
{
DbContextSMS db = new DbContextSMS();
db.Departments.Attach(department);
db.Entry(department).State = EntityState.Modified;
return(db.SaveChanges() > 0);
}
public bool Update(Sesion session)
{
DbContextSMS db = new DbContextSMS();
db.Sessions.Attach(session);
db.Entry(session).State = EntityState.Modified;
return(db.SaveChanges() > 0);
}
public bool Update(Bank bank)
{
DbContextSMS db = new DbContextSMS();
db.Banks.Attach(bank);
db.Entry(bank).State = EntityState.Modified;
return(db.SaveChanges() > 0);
}
public bool Update(Country country)
{
DbContextSMS db = new DbContextSMS();
db.Countries.Attach(country);
db.Entry(country).State = EntityState.Modified;
return(db.SaveChanges() > 0);
}
public bool Update(Semister semister)
{
DbContextSMS db = new DbContextSMS();
db.Semisters.Attach(semister);
db.Entry(semister).State = EntityState.Modified;
return(db.SaveChanges() > 0);
}