public List <CountryViewModel> GetData()
{
List <CountryViewModel> List = new List <CountryViewModel>();
using (this.context = new model())
{
var collection = (from p in this.context.Countries
select p).ToList();
foreach (Country item in collection)
{
using (CountryViewModel i = new CountryViewModel())
{
i.MapDataObjectToPresentation(i, item);
List.Add(i);
}
}
}
return(List);
}
public int Update(ArtworkViewModel obj)
{
Int32 rowsAffected = 0;
try
{
if (obj.Photo != null)
{
using (this.context = new Artwork_App.ArtWorkDBEntities1())
{
Artwork DataObject = new Artwork();
//map and update
DataObject = this.MapPresentationObjectToDataObject(obj);
//set edit date
DataObject.RecordLastUpdateDate = DateTime.Now;
this.context.Artworks.Attach(DataObject);
this.context.Entry(DataObject).State = System.Data.Entity.EntityState.Modified;
rowsAffected = this.context.SaveChanges();
}
}
else
{
using (this.context = new Artwork_App.ArtWorkDBEntities1())
{
Artwork DataObject = new Artwork();
//map and update
DataObject = this.MapPresentationObjectToDataObject(obj);
//set edit date
//set edit date
DataObject.RecordLastUpdateDate = DateTime.Now;
context.Artworks.Attach(DataObject);
this.context.Entry(DataObject).State = System.Data.Entity.EntityState.Modified;
this.context.Entry(DataObject).Property(x => x.Image).IsModified = false;
rowsAffected = this.context.SaveChanges();
}
}
}
catch (System.Data.Entity.Validation.DbEntityValidationException ex)
{
System.Text.StringBuilder sb = new System.Text.StringBuilder();
foreach (var failure in ex.EntityValidationErrors)
{
sb.AppendFormat("{0} failed validation\n", failure.Entry.Entity.GetType());
foreach (var error in failure.ValidationErrors)
{
sb.AppendFormat("- {0} : {1}", error.PropertyName, error.ErrorMessage);
sb.AppendLine();
}
}
throw new System.Data.Entity.Validation.DbEntityValidationException(
"Entity Validation Failed - errors follow:\n" +
sb.ToString(), ex
); // Add the original exception as the innerException
}
//catch (Exception ex)
//{
// throw new Exception( ex.Message);
//}
return(rowsAffected);
}
