[chronojump] Automated backups size is calculated

[Xavier de Blas <xaviblas src gnome org>]

commit 42a7977a118d8bcb30450f56e3abf19f8c73e038
Author: Xavier de Blas <xaviblas gmail com>
Date:   Tue Jul 27 17:25:20 2021 +0200

    Automated backups size is calculated

 src/gui/app1/chronojump.cs |  9 +++++++++
 src/util.cs                | 16 ++++++++++++++++
 2 files changed, 25 insertions(+)
---
diff --git a/src/gui/app1/chronojump.cs b/src/gui/app1/chronojump.cs
index 18ba88dee..57702e6fd 100644
--- a/src/gui/app1/chronojump.cs
+++ b/src/gui/app1/chronojump.cs
@@ -986,6 +986,15 @@ public partial class ChronoJumpWindow
                //InterpolateSignal.TestCosineAndCubicInterpolate(true);
 
                //ConvertBooleansInt.Test();
+
+               /*
+               //Get size of automated backups dir
+               int files;
+               int sizeInKB;
+               Util.GetBackupsSize (out files, out sizeInKB);
+               LogB.Information(string.Format("Backups files: {0}, total size: {1} KB.",
+                                       files, sizeInKB));
+               */
        }
 
 
diff --git a/src/util.cs b/src/util.cs
index 85350777c..d76955c78 100644
--- a/src/util.cs
+++ b/src/util.cs
@@ -1380,6 +1380,22 @@ public class Util
                }
        }
 
+       public static void GetBackupsSize (out int files, out int sizeInKB)
+       {
+               DirectoryInfo info = new DirectoryInfo(backupDir);
+               //long totalSize = info.EnumerateFiles().Sum(file => file.Length);      //LinQ 4.0
+               //long totalSize = info.GetFiles().Sum(file => file.Length);            //LinQ 3.5
+
+               files = 0;
+               long totalSize = 0;
+               foreach(var file in info.EnumerateFiles())
+               {
+                       totalSize += file.Length;
+                       files ++;
+               }
+               sizeInKB = (int) UtilAll.DivideSafe(totalSize, 1024);
+       }
+
        public static bool FileDelete(string fileName) 
        {
                LogB.Information("Checking if this filename exists: " + fileName);