public virtual bool Edit(T model)
{
if (db.Entry <T>(model).State == EntityState.Modified)
{
return(db.SaveChanges() > 0);
}
else if (db.Entry <T>(model).State == EntityState.Detached)
{
try
{
db.Set <T>().Attach(model);
db.Entry <T>(model).State = EntityState.Modified;
}
catch (InvalidOperationException ex)
{
}
return(db.SaveChanges() > 0);
}
return(false);
}
