This version will wok more properly

.vscode/launch.json

@@ -1,7 +0,0 @@
-{
-    // Use IntelliSense to learn about possible attributes.
-    // Hover to view descriptions of existing attributes.
-    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
-    "version": "0.2.0",
-    "configurations": []
-}

PhotoRenamer/.vscode/launch.json

@@ -0,0 +1,27 @@
+{
+   // Use IntelliSense to find out which attributes exist for C# debugging
+   // Use hover for the description of the existing attributes
+   // For further information visit https://github.com/OmniSharp/omnisharp-vscode/blob/master/debugger-launchjson.md
+   "version": "0.2.0",
+   "configurations": [
+        {
+            "name": ".NET Core Launch (console)",
+            "type": "coreclr",
+            "request": "launch",
+            "preLaunchTask": "build",
+            // If you have changed target frameworks, make sure to update the program path.
+            "program": "${workspaceFolder}/bin/Debug/netcoreapp3.1/PhotoRenamer.dll",
+            "args": [],
+            "cwd": "${workspaceFolder}",
+            // For more information about the 'console' field, see https://aka.ms/VSCode-CS-LaunchJson-Console
+            "console": "internalConsole",
+            "stopAtEntry": false
+        },
+        {
+            "name": ".NET Core Attach",
+            "type": "coreclr",
+            "request": "attach",
+            "processId": "${command:pickProcess}"
+        }
+    ]
+}

PhotoRenamer/.vscode/tasks.json

@@ -7,7 +7,7 @@
             "type": "process",
             "args": [
                 "build",
-                "${workspaceFolder}/PhotoRenamer/PhotoRenamer.csproj",
+                "${workspaceFolder}/PhotoRenamer.csproj",
                 "/property:GenerateFullPaths=true",
                 "/consoleloggerparameters:NoSummary"
             ],
@@ -19,7 +19,7 @@
             "type": "process",
             "args": [
                 "publish",
-                "${workspaceFolder}/PhotoRenamer/PhotoRenamer.csproj",
+                "${workspaceFolder}/PhotoRenamer.csproj",
                 "/property:GenerateFullPaths=true",
                 "/consoleloggerparameters:NoSummary"
             ],
@@ -32,7 +32,7 @@
             "args": [
                 "watch",
                 "run",
-                "${workspaceFolder}/PhotoRenamer/PhotoRenamer.csproj",
+                "${workspaceFolder}/PhotoRenamer.csproj",
                 "/property:GenerateFullPaths=true",
                 "/consoleloggerparameters:NoSummary"
             ],

PhotoRenamer/PhotoRenamer.csproj

@@ -15,6 +15,7 @@
     <PackageReference Include="Serilog" Version="2.9.0" />
     <PackageReference Include="Serilog.Sinks.Console" Version="3.1.1" />
     <PackageReference Include="ShellProgressBar" Version="5.0.0" />
+    <PackageReference Include="QuickIO.NET" Version="2.6.2" />
   </ItemGroup>
 
   <ItemGroup>

PhotoRenamer/Program.cs

@@ -17,8 +17,8 @@ namespace PhotoRenamer
             Log.Logger = new LoggerConfiguration().WriteTo.Console().CreateLogger();
             try
             {
-                var p = new Renamer(configuration);
-                return p.Run();
+                var renamer = new Renamer(configuration);
+                return renamer.Run();
             }
             catch (Exception e)
             {

PhotoRenamer/Renamer.cs

@@ -2,6 +2,9 @@
 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;
@@ -15,14 +18,22 @@ namespace PhotoRenamer
     internal class Renamer
     {
         private readonly string _sourcePath;
-        private readonly string _targetPath;
+    private readonly string _targetPath;
+    private readonly ProgressBarOptions _childOptions;
 
-        public Renamer(IConfiguration configuration)
+    public Renamer(IConfiguration configuration)
         {
             _sourcePath = Path.GetFullPath(configuration["Source"]);
             _targetPath = Path.GetFullPath(configuration["Target"]);
             Log.Information($"Source path: {_sourcePath}");
             Log.Information($"Target path: {_targetPath}");
+            _childOptions = new ProgressBarOptions
+            {
+                ForegroundColor = ConsoleColor.Yellow,
+                BackgroundColor = ConsoleColor.DarkGreen,
+                ProgressCharacter = '─',
+                CollapseWhenFinished = true
+            };
         }
 
         public int Run()
@@ -33,44 +44,58 @@ namespace PhotoRenamer
                 ForegroundColor = ConsoleColor.Yellow,
                 ForegroundColorDone = ConsoleColor.DarkGreen,
                 BackgroundColor = ConsoleColor.DarkGray,
-                BackgroundCharacter = '\u2593'
-            };
+            BackgroundCharacter = '\u2593'
+        };
+            var i = 0;
             using var progressBar = new ProgressBar(files.Length, "Copying files", options);
-            foreach (var file in files)
+            var po = new ParallelOptions { MaxDegreeOfParallelism = 4};
+            Parallel.ForEach(files, po, file =>
             {
-                progressBar.Tick();
                 try
                 {
                     var directories = ImageMetadataReader.ReadMetadata(file);
-
                     var dateTime = GetDateTimeFromExif(directories) ?? GetDateTimeFromMp4(directories);
-                    if (dateTime is null) continue;
-                    var folder = CreateFolder(dateTime.GetValueOrDefault());
-                    CopyFile(folder, file);
+                    if (!(dateTime is null))
+                    {
+                        var folder = CreateFolder(dateTime.GetValueOrDefault());
+                        CopyFile(folder, file, progressBar);
+                    }
                 }
                 catch (ImageProcessingException)
                 {
                     //silently ignore
                 }
-            }
+                finally
+                {
+                    System.Threading.Interlocked.Increment(ref i);
+                    progressBar.Tick(i);
+                }
+            });
 
             return 0;
         }
 
-        private static void CopyFile(string folder, string file)
+        private void CopyFile(string folder, string file, ProgressBarBase progressBar)
         {
-            var destination = Path.Combine(folder, Path.GetFileName(file));
-            if (File.Exists(destination)) return;
-            File.Copy(file, destination);
+            var destination = new FileInfo(Path.Combine(folder, Path.GetFileName(file)));
+            var source = new FileInfo(file);
+            if (destination.Exists && destination.Length == source.Length) return;
+
+            using var child = progressBar.Spawn(100, destination.FullName, _childOptions);
+            using var client = new WebClient();
+            client.DownloadProgressChanged += (o, args) => child.Tick(args.ProgressPercentage);
+            client.DownloadFileAsync(new Uri(source.FullName), destination.FullName);
+            while (client.IsBusy)
+            {
+                Thread.Sleep(100);
+            }
+            //source.CopyTo(destination.FullName, true);
+            child.Tick(100);
         }
 
         private string CreateFolder(DateTime dateTime)
         {
-            var folder = Path.Combine(
-                _targetPath,
-                dateTime.Year.ToString(),
-                dateTime.Month.ToString("D2"),
-                dateTime.Day.ToString("D2"));
+            var folder = Path.Combine(_targetPath, dateTime.Year.ToString(), dateTime.Month.ToString("D2"));
             if (!Directory.Exists(folder)) Directory.CreateDirectory(folder);
             return folder;
         }
@@ -81,7 +106,7 @@ namespace PhotoRenamer
                 .OfType<ExifSubIfdDirectory>()
                 .FirstOrDefault()?.GetDateTime(ExifDirectoryBase.TagDateTimeOriginal);
         }
-        
+
         private static DateTime? GetDateTimeFromMp4(IEnumerable<MetadataExtractor.Directory> directories)
         {
             return directories

PhotoRenamer/appsettings.json

@@ -1,4 +1,4 @@
 {
-  "Source": "C:\\Users\\Holger\\Nextcloud\\DCIM",
-  "Target": "C:\\Target"
+  "Source": "\\\\micro\\photo\\Oneplus5",
+  "Target": "\\\\micro\\photo\\Oneplus5"
 }