From a8e89b841eb9db28f1ae647db3676c8efe4762ed Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Holger=20B=C3=B6rchers?= <holger@boerchers.org>
Date: Sun, 1 Nov 2020 20:35:50 +0100
Subject: [PATCH] Get lastAccessTime from file

---
 PhotoRenamer/Renamer.cs       | 88 +++++++++++++++++++----------------
 PhotoRenamer/appsettings.json |  4 +-
 2 files changed, 50 insertions(+), 42 deletions(-)

diff --git a/PhotoRenamer/Renamer.cs b/PhotoRenamer/Renamer.cs
index caa73ed..97b45aa 100644
--- a/PhotoRenamer/Renamer.cs
+++ b/PhotoRenamer/Renamer.cs
@@ -1,25 +1,25 @@
-using System;
+using MetadataExtractor;
+using MetadataExtractor.Formats.Exif;
+using MetadataExtractor.Formats.QuickTime;
+using Microsoft.Extensions.Configuration;
+using Serilog;
+using ShellProgressBar;
+using System;
 using System.Collections.Generic;
 using System.IO;
 using System.Linq;
 using System.Net;
 using System.Threading;
 using System.Threading.Tasks;
-using MetadataExtractor;
-using MetadataExtractor.Formats.Exif;
-using MetadataExtractor.Formats.QuickTime;
-using Microsoft.Extensions.Configuration;
-using Serilog;
-using ShellProgressBar;
 using Directory = System.IO.Directory;
 
 namespace PhotoRenamer
 {
     internal class Renamer
     {
+        private readonly ProgressBarOptions _childOptions;
         private readonly string _sourcePath;
         private readonly string _targetPath;
-        private readonly ProgressBarOptions _childOptions;
 
         public Renamer(IConfiguration configuration)
         {
@@ -48,13 +48,15 @@ namespace PhotoRenamer
             };
             var i = 0;
             using var progressBar = new ProgressBar(files.Length, "Copying files", options);
-            var po = new ParallelOptions {MaxDegreeOfParallelism = 4};
+            var po = new ParallelOptions { MaxDegreeOfParallelism = 4 };
             Parallel.ForEach(files, po, file =>
             {
                 try
                 {
                     var directories = ImageMetadataReader.ReadMetadata(file);
-                    var dateTime = GetDateTimeFromExif(directories) ?? GetDateTimeFromMp4(directories);
+                    var dateTime = GetDateTimeFromExif(directories) 
+                                   ?? GetDateTimeFromMp4(directories) 
+                                   ?? GetDateTimeFromCreate(file);
                     if (dateTime is null) return;
                     var folder = CreateFolder(dateTime.GetValueOrDefault());
                     CopyFile(folder, file, progressBar);
@@ -73,6 +75,42 @@ namespace PhotoRenamer
             return 0;
         }
 
+        private static DateTime? GetDateTimeFromCreate(string file)
+        {
+            var creationTime = File.GetLastWriteTime(file);
+            return creationTime;
+        }
+
+        private static DateTime? GetDateTimeFromExif(IEnumerable<MetadataExtractor.Directory> directories)
+        {
+            DateTime dateTime = default;
+            return directories
+                .OfType<ExifIfd0Directory>()
+                .FirstOrDefault()?
+                .TryGetDateTime(ExifDirectoryBase.TagDateTime, out dateTime) == true
+                ? (DateTime?)dateTime
+                : null;
+        }
+
+        private static DateTime? GetDateTimeFromMp4(IEnumerable<MetadataExtractor.Directory> directories)
+        {
+            DateTime dateTime = default;
+            return directories
+                .OfType<QuickTimeMovieHeaderDirectory>()
+                .FirstOrDefault()?
+                .TryGetDateTime(QuickTimeMovieHeaderDirectory.TagCreated, out dateTime) == true
+                ? (DateTime?)dateTime
+                : null;
+        }
+
+        private static void ResetTimes(FileSystemInfo destination, FileSystemInfo source)
+        {
+            destination.LastWriteTime = source.LastWriteTime;
+            destination.LastWriteTimeUtc = source.LastWriteTimeUtc;
+            destination.CreationTime = source.CreationTime;
+            destination.CreationTimeUtc = source.CreationTimeUtc;
+        }
+
         private void CopyFile(string folder, string file, ProgressBarBase progressBar)
         {
             var destination = new FileInfo(Path.Combine(folder, Path.GetFileName(file)));
@@ -98,41 +136,11 @@ namespace PhotoRenamer
             child.Tick(100);
         }
 
-        private static void ResetTimes(FileSystemInfo destination, FileSystemInfo source)
-        {
-            destination.LastWriteTime = source.LastWriteTime;
-            destination.LastWriteTimeUtc = source.LastWriteTimeUtc;
-            destination.CreationTime = source.CreationTime;
-            destination.CreationTimeUtc = source.CreationTimeUtc;
-        }
-
         private string CreateFolder(DateTime dateTime)
         {
             var folder = Path.Combine(_targetPath, dateTime.Year.ToString(), dateTime.Month.ToString("D2"));
             if (!Directory.Exists(folder)) Directory.CreateDirectory(folder);
             return folder;
         }
-
-        private static DateTime? GetDateTimeFromExif(IEnumerable<MetadataExtractor.Directory> directories)
-        {
-            DateTime dateTime = default;
-            return directories
-                .OfType<ExifIfd0Directory>()
-                .FirstOrDefault()?
-                .TryGetDateTime(ExifDirectoryBase.TagDateTime, out dateTime) == true
-                ? (DateTime?) dateTime
-                : null;
-        }
-
-        private static DateTime? GetDateTimeFromMp4(IEnumerable<MetadataExtractor.Directory> directories)
-        {
-            DateTime dateTime = default;
-            return directories
-                .OfType<QuickTimeMovieHeaderDirectory>()
-                .FirstOrDefault()?
-                .TryGetDateTime(QuickTimeMovieHeaderDirectory.TagCreated, out dateTime) == true
-                ? (DateTime?) dateTime
-                : null;
-        }
     }
 }
\ No newline at end of file
diff --git a/PhotoRenamer/appsettings.json b/PhotoRenamer/appsettings.json
index 26abaa0..d44ce81 100644
--- a/PhotoRenamer/appsettings.json
+++ b/PhotoRenamer/appsettings.json
@@ -1,4 +1,4 @@
 {
-  "Source": "\\\\micro\\photo\\Oneplus5",
-  "Target": "\\\\micro\\photo\\Oneplus5"
+  "Source": "C:\\Users\\Holger\\Desktop\\2013-08-01",
+  "Target": "C:\\Users\\Holger\\Desktop\\Oneplus5"
 }
\ No newline at end of file