From 4e7d46588f4e8a24217f97544406b293b941ef6b Mon Sep 17 00:00:00 2001
From: Cristian Petruta <crispet@microsoft.com>
Date: Thu, 27 Jun 2019 21:44:48 -0700
Subject: [PATCH] Show more accurate information about size and count of files
 to be downloaded.

---
 src/sync-tool/ContentSync.cs | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/sync-tool/ContentSync.cs b/src/sync-tool/ContentSync.cs
index d5715e2..18df0ae 100644
--- a/src/sync-tool/ContentSync.cs
+++ b/src/sync-tool/ContentSync.cs
@@ -88,8 +88,11 @@ namespace Microsoft.UpdateServices.Tools.UpdateRepo
 
             localRepo.RepositoryOperationProgress += LocalRepo_RepositoryOperationProgress;
 
-            var totalDownloadSize = updatesToDownload.Sum(u => (u as IUpdateWithFiles).Files.Sum(f => (long)f.Size));
-            var totalFilesToDownload = updatesToDownload.Sum(u => (u as IUpdateWithFiles).Files.Count);
+            var uniqueFiles = updatesToDownload.SelectMany(u => (u as IUpdateWithFiles).Files).GroupBy(f => f.DownloadUrl);
+            
+
+            var totalDownloadSize = uniqueFiles.Sum(f => (long)f.First().Size);
+            var totalFilesToDownload = uniqueFiles.Count();
             Console.Write($"Downloading {totalDownloadSize} bytes in {totalFilesToDownload} files. Continue? (y/n)");
             var response = Console.ReadKey();
             if (response.Key == ConsoleKey.Y)