/// <summary>
/// Update the <see cref="Folder"/> rows
/// </summary>
private void UpdateFolderRows()
{
var currentFolders = this.folderCache.Keys;
var addedFolders = this.Thing.Folder.Except(currentFolders).ToList();
var removedFolders = currentFolders.Except(this.Thing.Folder);
var updatedFolders = this.Thing.Folder.Intersect(currentFolders);
foreach (var removedFolder in removedFolders)
{
FolderRowViewModel row;
if (this.folderCache.TryGetValue(removedFolder, out row))
{
row.Dispose();
this.folderCache.Remove(removedFolder);
((IRowViewModelBase <Thing>)row.ContainerViewModel).ContainedRows.Remove(row);
}
}
foreach (var addedFolder in addedFolders)
{
var row = new FolderRowViewModel(addedFolder, this.Session, this);
this.folderCache.Add(addedFolder, row);
}
foreach (var addedFolder in addedFolders)
{
if (addedFolder.ContainingFolder == null)
{
this.ContainedRows.Add(this.folderCache[addedFolder]);
}
else
{
var row = this.folderCache[addedFolder];
var containerViewModel = this.folderCache[addedFolder.ContainingFolder];
containerViewModel.ContainedRows.Add(row);
row.UpdateContainerViewModel(containerViewModel);
}
}
}
/// <summary>
/// Update the <see cref="Folder"/> rows
/// </summary>
public void UpdateFolderRows()
{
var currentFolders = this.folderCache.Keys;
var addedFolders = this.Folders.Except(currentFolders).ToList();
var removedFolders = currentFolders.Except(this.Folders).ToList();
foreach (var removedFolder in removedFolders)
{
if (this.folderCache.TryGetValue(removedFolder, out var row))
{
this.folderCache.Remove(removedFolder);
((IHaveContainedRows)row.ContainerViewModel).ContainedRows.RemoveAndDispose(row);
}
}
foreach (var addedFolder in addedFolders)
{
var row = new FolderRowViewModel(addedFolder, this.fileStoreRow.Session, this.fileStoreRow, this);
this.folderCache.Add(addedFolder, row);
}
foreach (var addedFolder in addedFolders)
{
if (addedFolder.ContainingFolder == null)
{
this.fileStoreRow.ContainedRows.Add(this.folderCache[addedFolder]);
}
else
{
var row = this.folderCache[addedFolder];
var containerViewModel = this.folderCache[addedFolder.ContainingFolder];
containerViewModel.ContainedRows.Add(row);
row.UpdateContainerViewModel(containerViewModel);
}
}
}
