public static DbSet GetDbSet <T>(this PBF4Db ctx)
{
try
{
var dbSet = ctx.Set(typeof(T));
return(dbSet);
}
catch (Exception ex)
{
throw new ArgumentException("Invalid Entity Type supplied for Lookup", ex);
}
}
public static ObservableCollection <T> GetEntityObservableCollection <T>(this PBF4Db ctx)
{
try
{
var key = typeof(T).Name;
var adapter = (IObjectContextAdapter)ctx;
var objectContext = adapter.ObjectContext;
var container = objectContext.MetadataWorkspace.GetEntityContainer(objectContext.DefaultContainerName,
System.Data.Entity.Core.Metadata.Edm.DataSpace.CSpace);
var name = container.BaseEntitySets.Where(o => o.ElementType.Name.Equals(key)).FirstOrDefault().Name;
var query = objectContext.CreateQuery <T>($"[{name}]");
return(new ObservableCollection <T>(query.AsEnumerable()));
}
catch (Exception ex)
{
throw new ArgumentException("Invalid Entity Type supplied for Lookup", ex);
}
}
