Merge branch 'main' of https://git.azuze.fr/kawa/Sharepoint-Toolbox

SharepointToolbox/Services/Export/StorageHtmlExportService.cs

@@ -90,7 +90,10 @@ public class StorageHtmlExportService
               <tbody>
             """);
 
-        foreach (var node in nodes)
+        // Only iterate root-level nodes; RenderNode recurses into Children
+        // inline. Iterating the flat list would render every descendant a
+        // second time as a top-level row.
+        foreach (var node in nodes.Where(n => n.IndentLevel == 0))
         {
             RenderNode(sb, node);
         }
@@ -224,7 +227,10 @@ public class StorageHtmlExportService
               <tbody>
             """);
 
-        foreach (var node in nodes)
+        // Only iterate root-level nodes; RenderNode recurses into Children
+        // inline. Iterating the flat list would render every descendant a
+        // second time as a top-level row.
+        foreach (var node in nodes.Where(n => n.IndentLevel == 0))
         {
             RenderNode(sb, node);
         }

SharepointToolbox/Services/StorageService.cs

@@ -58,7 +58,11 @@ public class StorageService : IStorageService
         var lists = web.Lists.ToList();
 
         // ── Document libraries (incl. hidden + Preservation Hold) ───────────
+        // Track each library's RootFolder server-relative URL so bin items can
+        // be attributed back to their source library (matches storman.aspx,
+        // which folds bin contents into the owning library's Total Size).
         var docLibs = lists.Where(l => l.BaseType == BaseType.DocumentLibrary).ToList();
+        var libsByRoot = new Dictionary<string, StorageNode>(StringComparer.OrdinalIgnoreCase);
         int idx = 0;
         foreach (var lib in docLibs)
         {
@@ -84,7 +88,17 @@ public class StorageService : IStorageService
                     siteTitle, lib.Title, kind, progress, ct);
             }
 
+            // CSOM Folder.StorageMetrics is unreliable across the board for
+            // larger libraries — sometimes returns the storman value, sometimes
+            // returns a fraction of it, sometimes zero. Subfolder StorageMetrics
+            // are equally inconsistent. The only CSOM path that matches storman
+            // is per-file File.Length + File.Versions[*].Size enumeration, so
+            // run it unconditionally, replacing the CSOM totals.
+            ResetNodeCounts(libNode);
+            await BackfillLibFromFilesAsync(ctx, lib, libNode, progress, ct);
+
             result.Add(libNode);
+            libsByRoot[NormalizeServerRelative(lib.RootFolder.ServerRelativeUrl)] = libNode;
         }
 
         // ── List attachments (non-document-library lists) ───────────────────
@@ -114,7 +128,33 @@ public class StorageService : IStorageService
             progress.Report(OperationProgress.Indeterminate(
                 $"Scanning recycle bin: {siteTitle}..."));
 
-            var rbNodes = await LoadRecycleBinNodesAsync(ctx, siteTitle, progress, ct);
+            var (rbNodes, perDir) = await LoadRecycleBinNodesAsync(ctx, web, siteTitle, progress, ct);
+
+            // Attribute bin items to owning library (longest-prefix match on DirName)
+            // so library Total Size matches storman.aspx, which counts an item's
+            // bytes against its source library even after deletion.
+            if (perDir.Count > 0 && libsByRoot.Count > 0)
+            {
+                var libRootsByLength = libsByRoot
+                    .OrderByDescending(kv => kv.Key.Length)
+                    .ToList();
+
+                foreach (var kv in perDir)
+                {
+                    string dirNorm = NormalizeServerRelative(kv.Key);
+                    foreach (var lib in libRootsByLength)
+                    {
+                        if (dirNorm.Equals(lib.Key, StringComparison.OrdinalIgnoreCase) ||
+                            dirNorm.StartsWith(lib.Key + "/", StringComparison.OrdinalIgnoreCase))
+                        {
+                            lib.Value.TotalSizeBytes += kv.Value.Size;
+                            lib.Value.TotalFileCount += kv.Value.Count;
+                            break;
+                        }
+                    }
+                }
+            }
+
             result.AddRange(rbNodes);
         }
 
@@ -131,6 +171,9 @@ public class StorageService : IStorageService
                 await CollectForWebAsync(ctx, sub, options, subResult, progress, ct);
                 if (subResult.Count == 0) continue;
 
+                // Bin contents already rolled up into each library's TotalSizeBytes
+                // (storman behavior); summing root RecycleBin children too would
+                // double-count. Filter them out here.
                 var subRoot = new StorageNode
                 {
                     Name           = sub.Title,
@@ -140,9 +183,9 @@ public class StorageService : IStorageService
                     Kind           = StorageNodeKind.Subsite,
                     IndentLevel    = 0,
                     Children       = subResult,
-                    TotalSizeBytes      = subResult.Sum(n => n.TotalSizeBytes),
-                    FileStreamSizeBytes = subResult.Sum(n => n.FileStreamSizeBytes),
-                    TotalFileCount      = subResult.Sum(n => n.TotalFileCount)
+                    TotalSizeBytes      = subResult.Where(n => n.Kind != StorageNodeKind.RecycleBin).Sum(n => n.TotalSizeBytes),
+                    FileStreamSizeBytes = subResult.Where(n => n.Kind != StorageNodeKind.RecycleBin).Sum(n => n.FileStreamSizeBytes),
+                    TotalFileCount      = subResult.Where(n => n.Kind != StorageNodeKind.RecycleBin).Sum(n => n.TotalFileCount)
                 };
                 result.Add(subRoot);
             }
@@ -210,23 +253,34 @@ public class StorageService : IStorageService
         }
     }
 
-    private static async Task<List<StorageNode>> LoadRecycleBinNodesAsync(
+    private static async Task<(List<StorageNode> Nodes, Dictionary<string, (long Size, int Count)> PerDir)> LoadRecycleBinNodesAsync(
         ClientContext ctx,
+        Web web,
         string siteTitle,
         IProgress<OperationProgress> progress,
         CancellationToken ct)
     {
         var nodes = new List<StorageNode>();
+        var perDir = new Dictionary<string, (long Size, int Count)>(StringComparer.OrdinalIgnoreCase);
 
         try
         {
-            var bin = ctx.Site.RecycleBin;
+            // Web-scoped: ctx.Site.RecycleBin would return the entire site-collection
+            // bin and inflate totals by (1 + N_subsites) when IncludeSubsites is on.
+            var bin = web.RecycleBin;
             ctx.Load(bin, b => b.Include(
                 i => i.Size,
                 i => i.ItemState,
-                i => i.DeletedDate));
+                i => i.DeletedDate,
+                i => i.DirName));
             await ExecuteQueryRetryHelper.ExecuteQueryRetryAsync(ctx, progress, ct);
 
+            // RecycleBinItem.DirName is web-relative on SharePoint Online
+            // (e.g. "Documents/SubFolder" without leading slash or web URL).
+            // Prepend the web's ServerRelativeUrl so the result matches
+            // List.RootFolder.ServerRelativeUrl form used by libsByRoot.
+            string webSrl = NormalizeServerRelative(web.ServerRelativeUrl);
+
             long stage1Size = 0, stage2Size = 0;
             int stage1Count = 0, stage2Count = 0;
             DateTime? stage1Last = null, stage2Last = null;
@@ -245,6 +299,20 @@ public class StorageService : IStorageService
                     stage1Count++;
                     if (stage1Last is null || item.DeletedDate > stage1Last) stage1Last = item.DeletedDate;
                 }
+
+                string raw = item.DirName ?? string.Empty;
+                string dirSrl;
+                if (raw.StartsWith('/'))
+                    dirSrl = NormalizeServerRelative(raw);
+                else if (string.IsNullOrEmpty(raw))
+                    dirSrl = webSrl;
+                else
+                    dirSrl = NormalizeServerRelative(webSrl + "/" + raw);
+
+                if (perDir.TryGetValue(dirSrl, out var tally))
+                    perDir[dirSrl] = (tally.Size + item.Size, tally.Count + 1);
+                else
+                    perDir[dirSrl] = (item.Size, 1);
             }
 
             if (stage1Count > 0)
@@ -282,7 +350,21 @@ public class StorageService : IStorageService
             // Insufficient permission to read recycle bin or feature unavailable.
         }
 
-        return nodes;
+        return (nodes, perDir);
+    }
+
+    /// <summary>
+    /// Normalizes a server-relative path for consistent prefix matching:
+    /// trims trailing slash, ensures single leading slash. SharePoint
+    /// inconsistently returns DirName with or without leading slash across
+    /// API surfaces, so the caller cannot rely on a canonical form.
+    /// </summary>
+    private static string NormalizeServerRelative(string? path)
+    {
+        if (string.IsNullOrEmpty(path)) return string.Empty;
+        string trimmed = path.Trim().TrimEnd('/');
+        if (trimmed.Length == 0) return string.Empty;
+        return trimmed.StartsWith('/') ? trimmed : "/" + trimmed;
     }
 
     public async Task<IReadOnlyList<FileTypeMetric>> CollectFileTypeMetricsAsync(
@@ -314,6 +396,10 @@ public class StorageService : IStorageService
             progress.Report(new OperationProgress(libIdx, libs.Count,
                 $"Scanning files by type: {lib.Title} ({libIdx}/{libs.Count})"));
 
+            // No <Where> clause: filtering on FSObjType (non-indexed) on a list
+            // beyond 5000 items breaches the list view threshold. Page lightly,
+            // then second-pass load File.Length + Versions[*].Size so per-type
+            // totals include version bytes (matches per-library totals).
             var query = new CamlQuery
             {
                 ViewXml = @"<View Scope='RecursiveAll'>
@@ -321,9 +407,8 @@ public class StorageService : IStorageService
                     <ViewFields>
                         <FieldRef Name='FSObjType' />
                         <FieldRef Name='FileLeafRef' />
-                        <FieldRef Name='File_x0020_Size' />
                     </ViewFields>
-                    <RowLimit Paged='TRUE'>5000</RowLimit>
+                    <RowLimit Paged='TRUE'>500</RowLimit>
                 </View>"
             };
 
@@ -335,21 +420,40 @@ public class StorageService : IStorageService
                 ctx.Load(items, ic => ic.ListItemCollectionPosition,
                     ic => ic.Include(
                         i => i["FSObjType"],
-                        i => i["FileLeafRef"],
-                        i => i["File_x0020_Size"]));
+                        i => i["FileLeafRef"]));
                 await ExecuteQueryRetryHelper.ExecuteQueryRetryAsync(ctx, progress, ct);
 
+                var fileRows = new List<(ListItem Item, string Name)>();
                 foreach (var item in items)
                 {
                     if (item["FSObjType"]?.ToString() != "0") continue;
-
                     string fileName = item["FileLeafRef"]?.ToString() ?? string.Empty;
-                    string sizeStr = item["File_x0020_Size"]?.ToString() ?? "0";
+                    fileRows.Add((item, fileName));
+                    ctx.Load(item.File, f => f.Length);
+                    ctx.Load(item.File.Versions, vc => vc.Include(v => v.Size));
+                }
 
-                    if (!long.TryParse(sizeStr, out long fileSize))
-                        fileSize = 0;
+                if (fileRows.Count > 0)
+                {
+                    await ExecuteQueryRetryHelper.ExecuteQueryRetryAsync(ctx, progress, ct);
+                }
 
-                    string ext = Path.GetExtension(fileName).ToLowerInvariant();
+                foreach (var row in fileRows)
+                {
+                    long current;
+                    try { current = row.Item.File.Length; }
+                    catch { continue; }
+
+                    long versions = 0;
+                    try
+                    {
+                        foreach (var v in row.Item.File.Versions)
+                            versions += v.Size;
+                    }
+                    catch { /* no version history */ }
+
+                    long fileSize = current + versions;
+                    string ext = Path.GetExtension(row.Name).ToLowerInvariant();
 
                     if (extensionMap.TryGetValue(ext, out var existing))
                         extensionMap[ext] = (existing.totalSize + fileSize, existing.count + 1);
@@ -368,120 +472,144 @@ public class StorageService : IStorageService
             .ToList();
     }
 
-    public async Task BackfillZeroNodesAsync(
+    /// <summary>
+    /// Per-library backfill executed inline by CollectForWebAsync when CSOM's
+    /// Folder.StorageMetrics returns zero counts. Enumerates every file via
+    /// CamlQuery and explicitly loads File.Length + File.Versions.Size so
+    /// version bytes are summed accurately — matches what storman.aspx reports.
+    /// </summary>
+    private static async Task BackfillLibFromFilesAsync(
+        ClientContext ctx,
+        List lib,
+        StorageNode libNode,
+        IProgress<OperationProgress> progress,
+        CancellationToken ct)
+    {
+        progress.Report(OperationProgress.Indeterminate(
+            $"Counting files: {libNode.Name}..."));
+
+        string libRootSrl = NormalizeServerRelative(lib.RootFolder.ServerRelativeUrl);
+
+        var folderLookup = new Dictionary<string, StorageNode>(StringComparer.OrdinalIgnoreCase);
+        BuildFolderLookup(libNode, libRootSrl, folderLookup);
+
+        // No <Where> clause: filtering on FSObjType (non-indexed) on a list
+        // beyond the 5000-item view threshold throws "The attempted operation
+        // is prohibited because it exceeds the list view threshold". Paged
+        // retrieval without Where is unaffected by the threshold; we filter
+        // out folders client-side and skip File.Length access for them.
+        // Smaller page size because each row carries the full Versions collection.
+        var query = new CamlQuery
+        {
+            ViewXml = @"<View Scope='RecursiveAll'>
+                <Query></Query>
+                <ViewFields>
+                    <FieldRef Name='FSObjType' />
+                    <FieldRef Name='FileDirRef' />
+                </ViewFields>
+                <RowLimit Paged='TRUE'>500</RowLimit>
+            </View>"
+        };
+
+        ListItemCollection items;
+        do
+        {
+            ct.ThrowIfCancellationRequested();
+            items = lib.GetItems(query);
+            ctx.Load(items, ic => ic.ListItemCollectionPosition,
+                ic => ic.Include(
+                    i => i["FSObjType"],
+                    i => i["FileDirRef"]));
+            await ExecuteQueryRetryHelper.ExecuteQueryRetryAsync(ctx, progress, ct);
+
+            // Second pass: queue File.Length + File.Versions[*].Size only for
+            // file rows. Including these in the page 1 query throws a
+            // ServerObjectNullReferenceException on folder rows (item.File is
+            // null for folders). Filtering FSObjType client-side here keeps
+            // per-page round-trips at two regardless of file count.
+            var fileRows = new List<(ListItem Item, string DirRef)>();
+            foreach (var item in items)
+            {
+                if (item["FSObjType"]?.ToString() != "0") continue;
+                var dirRef = item["FileDirRef"]?.ToString() ?? string.Empty;
+                fileRows.Add((item, dirRef));
+                ctx.Load(item.File, f => f.Length);
+                ctx.Load(item.File.Versions, vc => vc.Include(v => v.Size));
+            }
+
+            if (fileRows.Count > 0)
+            {
+                await ExecuteQueryRetryHelper.ExecuteQueryRetryAsync(ctx, progress, ct);
+            }
+
+            foreach (var row in fileRows)
+            {
+                long current;
+                try { current = row.Item.File.Length; }
+                catch { continue; }
+
+                long versions = 0;
+                try
+                {
+                    foreach (var v in row.Item.File.Versions)
+                        versions += v.Size;
+                }
+                catch
+                {
+                    // Versioning disabled / no version history — leave at 0.
+                }
+
+                long totalSize = current + versions;
+
+                // Attribute each file to its deepest matching folder only.
+                // Parent rollup happens once after all pages are processed,
+                // adding direct + descendants — matches storman's per-folder
+                // total. Fall back to libNode for files at lib root or in
+                // folders excluded from the tree (Forms, _-prefixed system
+                // folders, depth-limited subfolders).
+                var target = FindDeepestFolder(row.DirRef, folderLookup) ?? libNode;
+                target.TotalSizeBytes      += totalSize;
+                target.FileStreamSizeBytes += current;
+                target.TotalFileCount++;
+            }
+
+            query.ListItemCollectionPosition = items.ListItemCollectionPosition;
+        }
+        while (items.ListItemCollectionPosition != null);
+
+        // Post-pass rollup: each folder's totals become own-direct + sum of
+        // descendants. libNode ends up as total of every file in the tree.
+        RollupFolderTotals(libNode);
+    }
+
+    /// <summary>
+    /// Recursively rolls up direct-file totals into ancestor folders so each
+    /// node's reported size includes everything beneath it. Pre-condition: each
+    /// node holds only its directly-attributed files (no descendant amounts).
+    /// </summary>
+    private static void RollupFolderTotals(StorageNode node)
+    {
+        foreach (var child in node.Children)
+        {
+            RollupFolderTotals(child);
+            node.TotalSizeBytes      += child.TotalSizeBytes;
+            node.FileStreamSizeBytes += child.FileStreamSizeBytes;
+            node.TotalFileCount      += child.TotalFileCount;
+        }
+    }
+
+    /// <summary>
+    /// No-op retained for interface compatibility. Backfill now runs inline
+    /// inside <see cref="CollectStorageAsync"/> via BackfillLibFromFilesAsync,
+    /// which has access to the CSOM library reference and runs before bin
+    /// distribution so the count==0 trigger is not polluted by bin items.
+    /// </summary>
+    public Task BackfillZeroNodesAsync(
         ClientContext ctx,
         IReadOnlyList<StorageNode> nodes,
         IProgress<OperationProgress> progress,
         CancellationToken ct)
-    {
-        // Only backfill nodes scanned through CSOM document-library StorageMetrics —
-        // synthetic categories (recycle bin, list attachments, subsite headers)
-        // cannot be re-derived from File_x0020_Size.
-        var libNodes = nodes.Where(n => n.IndentLevel == 0 &&
-            (n.Kind == StorageNodeKind.Library ||
-             n.Kind == StorageNodeKind.HiddenLibrary ||
-             n.Kind == StorageNodeKind.PreservationHold)).ToList();
-        var needsBackfill = libNodes.Where(lib =>
-            lib.TotalFileCount == 0 || HasZeroChild(lib)).ToList();
-        if (needsBackfill.Count == 0) return;
-
-        ctx.Load(ctx.Web, w => w.ServerRelativeUrl,
-            w => w.Lists.Include(
-                l => l.Title, l => l.Hidden, l => l.BaseType,
-                l => l.RootFolder.ServerRelativeUrl));
-        await ExecuteQueryRetryHelper.ExecuteQueryRetryAsync(ctx, progress, ct);
-
-        var libs = ctx.Web.Lists
-            .Where(l => l.BaseType == BaseType.DocumentLibrary)
-            .ToDictionary(l => l.Title, StringComparer.OrdinalIgnoreCase);
-
-        int idx = 0;
-        foreach (var libNode in needsBackfill)
-        {
-            ct.ThrowIfCancellationRequested();
-            idx++;
-
-            if (!libs.TryGetValue(libNode.Library, out var lib)) continue;
-
-            progress.Report(new OperationProgress(idx, needsBackfill.Count,
-                $"Counting files: {libNode.Name} ({idx}/{needsBackfill.Count})"));
-
-            string libRootSrl = lib.RootFolder.ServerRelativeUrl.TrimEnd('/');
-
-            var folderLookup = new Dictionary<string, StorageNode>(StringComparer.OrdinalIgnoreCase);
-            BuildFolderLookup(libNode, libRootSrl, folderLookup);
-
-            var originalTotals = new Dictionary<StorageNode, long>();
-            CaptureTotals(libNode, originalTotals);
-
-            ResetNodeCounts(libNode);
-
-            var query = new CamlQuery
-            {
-                ViewXml = @"<View Scope='RecursiveAll'>
-                    <Query></Query>
-                    <ViewFields>
-                        <FieldRef Name='FSObjType' />
-                        <FieldRef Name='FileDirRef' />
-                        <FieldRef Name='File_x0020_Size' />
-                        <FieldRef Name='SMTotalSize' />
-                        <FieldRef Name='SMTotalFileStreamSize' />
-                    </ViewFields>
-                    <RowLimit Paged='TRUE'>5000</RowLimit>
-                </View>"
-            };
-
-            ListItemCollection items;
-            do
-            {
-                ct.ThrowIfCancellationRequested();
-                items = lib.GetItems(query);
-                ctx.Load(items, ic => ic.ListItemCollectionPosition,
-                    ic => ic.Include(
-                        i => i["FSObjType"],
-                        i => i["FileDirRef"],
-                        i => i["File_x0020_Size"],
-                        i => i["SMTotalSize"],
-                        i => i["SMTotalFileStreamSize"]));
-                await ExecuteQueryRetryHelper.ExecuteQueryRetryAsync(ctx, progress, ct);
-
-                foreach (var item in items)
-                {
-                    if (item["FSObjType"]?.ToString() != "0") continue;
-
-                    long streamSize = ParseLong(item["File_x0020_Size"]);
-                    long smStream   = ParseLong(SafeGet(item, "SMTotalFileStreamSize"));
-                    long smTotal    = ParseLong(SafeGet(item, "SMTotalSize"));
-
-                    if (smStream > 0) streamSize = smStream;
-                    long totalSize = smTotal > 0 ? smTotal : streamSize;
-
-                    string fileDirRef = item["FileDirRef"]?.ToString() ?? "";
-
-                    libNode.TotalSizeBytes += totalSize;
-                    libNode.FileStreamSizeBytes += streamSize;
-                    libNode.TotalFileCount++;
-
-                    var matchedFolder = FindDeepestFolder(fileDirRef, folderLookup);
-                    if (matchedFolder != null && matchedFolder != libNode)
-                    {
-                        matchedFolder.TotalSizeBytes += totalSize;
-                        matchedFolder.FileStreamSizeBytes += streamSize;
-                        matchedFolder.TotalFileCount++;
-                    }
-                }
-
-                query.ListItemCollectionPosition = items.ListItemCollectionPosition;
-            }
-            while (items.ListItemCollectionPosition != null);
-
-            foreach (var kv in originalTotals)
-            {
-                if (kv.Value > kv.Key.TotalSizeBytes)
-                    kv.Key.TotalSizeBytes = kv.Value;
-            }
-        }
-    }
+        => Task.CompletedTask;
 
     public async Task<long> GetSiteUsageStorageBytesAsync(
         ClientContext ctx,
@@ -500,40 +628,11 @@ public class StorageService : IStorageService
         }
     }
 
-    private static long ParseLong(object? value)
-    {
-        if (value == null) return 0;
-        return long.TryParse(value.ToString(), out long n) ? n : 0;
-    }
-
-    private static object? SafeGet(ListItem item, string fieldName)
-    {
-        try { return item[fieldName]; }
-        catch { return null; }
-    }
-
-    private static void CaptureTotals(StorageNode node, Dictionary<StorageNode, long> map)
-    {
-        map[node] = node.TotalSizeBytes;
-        foreach (var child in node.Children)
-            CaptureTotals(child, map);
-    }
-
-    private static bool HasZeroChild(StorageNode node)
-    {
-        foreach (var child in node.Children)
-        {
-            if (child.TotalFileCount == 0) return true;
-            if (HasZeroChild(child)) return true;
-        }
-        return false;
-    }
-
     private static void ResetNodeCounts(StorageNode node)
     {
-        node.TotalSizeBytes = 0;
+        node.TotalSizeBytes      = 0;
         node.FileStreamSizeBytes = 0;
-        node.TotalFileCount = 0;
+        node.TotalFileCount      = 0;
         foreach (var child in node.Children)
             ResetNodeCounts(child);
     }

SharepointToolbox/ViewModels/Tabs/StorageViewModel.cs

@@ -163,15 +163,27 @@ public partial class StorageViewModel : FeatureViewModelBase
     }
 
     // ── Summary properties (computed from root-level library nodes) ─────────
+    //
+    // Recycle-bin contents are rolled into each library's TotalSizeBytes by the
+    // StorageService (matches storman.aspx). Including the synthetic root-level
+    // RecycleBin nodes here would double-count those bytes — filter them out.
+    // SummaryRecycleBinSize below still reads from _allNodes so the bin metric
+    // remains visible to the user.
 
-    /// <summary>Sum of TotalSizeBytes across root-level library nodes.</summary>
-    public long SummaryTotalSize => Results.Where(n => n.IndentLevel == 0).Sum(n => n.TotalSizeBytes);
+    /// <summary>Sum of TotalSizeBytes across root-level non-bin nodes.</summary>
+    public long SummaryTotalSize => Results
+        .Where(n => n.IndentLevel == 0 && n.Kind != StorageNodeKind.RecycleBin)
+        .Sum(n => n.TotalSizeBytes);
 
-    /// <summary>Sum of VersionSizeBytes across root-level library nodes.</summary>
-    public long SummaryVersionSize => Results.Where(n => n.IndentLevel == 0).Sum(n => n.VersionSizeBytes);
+    /// <summary>Sum of VersionSizeBytes across root-level non-bin nodes.</summary>
+    public long SummaryVersionSize => Results
+        .Where(n => n.IndentLevel == 0 && n.Kind != StorageNodeKind.RecycleBin)
+        .Sum(n => n.VersionSizeBytes);
 
-    /// <summary>Sum of TotalFileCount across root-level library nodes.</summary>
-    public long SummaryFileCount => Results.Where(n => n.IndentLevel == 0).Sum(n => n.TotalFileCount);
+    /// <summary>Sum of TotalFileCount across root-level non-bin nodes.</summary>
+    public long SummaryFileCount => Results
+        .Where(n => n.IndentLevel == 0 && n.Kind != StorageNodeKind.RecycleBin)
+        .Sum(n => n.TotalFileCount);
 
     /// <summary>
     /// Aggregate recycle-bin size (stage 1 + stage 2 across all sites). Reads