public IEnumerable <T> Query(Expression <Func <T, bool> > query, int top = 100, int skip = 0)
{
List <T> results = new List <T>();
string whereSection = CamlMapper.Translate(query.Body, query.Parameters.FirstOrDefault());
CamlQuery caml = new CamlQuery();
caml.ViewXml = ComposeQuery(whereSection, top);
if (Position != null && skip != 0)
{
if (skip - PreviousSkip > top)
{
return(results);
}
if (PreviousSkip != skip - top)
{
throw new NotImplementedException("Unable to skip. Using SPClientRepository You can skip only one page!");
}
PreviousSkip += top;
caml.ListItemCollectionPosition = Position;
}
ListItemCollection collection = List.GetItems(caml);
Context.Load(collection);
Context.ExecuteQuery();
foreach (ListItem item in collection)
{
results.Add(ItemMappingHelper.MapFromItem <T>(item));
}
Position = collection.ListItemCollectionPosition;
return(results);
}
public T GetById(int id)
{
ListItem item = List.GetItemById(id);
Context.Load(item);
Context.ExecuteQuery();
return(ItemMappingHelper.MapFromItem <T>(item));
}
public static void EnumerateListItems <T>(List list, string query, Action <T> action, int rowLimit = 100) where T : new()
{
int top = 0;
ListItemCollectionEnumerable liEnumerable = new ListItemCollectionEnumerable(list, query, 100);
foreach (ListItemCollection collection in liEnumerable)
{
foreach (ListItem item in collection)
{
action(ItemMappingHelper.MapFromItem <T>(item));
top++;
if (top >= rowLimit)
{
return;
}
}
}
}