private void UpdateGroupedIndexList(DatabaseStatistics statistics)
{
var indexes = statistics.Indexes;
var currentSelection = ItemSelection.GetSelectedItems().Select(i => i.Name).ToHashSet();
var indexGroups = from index in indexes
let groupDetails = GetIndexGroup(index.Name)
let indexGroup = groupDetails.Item1
let indexOrder = groupDetails.Item2
orderby indexOrder
group index by indexGroup;
var indexesAndGroupHeaders =
indexGroups.SelectMany(group => new IndexListItem[] { new IndexGroupHeader {
Name = group.Key
} }
.Concat(group.Select(index => new IndexItem {
Name = index.Name, IndexStats = index
})));
GroupedIndexes.Clear();
GroupedIndexes.AddRange(indexesAndGroupHeaders.ToList());
var selection = GroupedIndexes.OfType <IndexItem>().Where(i => currentSelection.Contains(i.Name));
ItemSelection.SetDesiredSelection(selection);
}
