Directory Renaming

ADO2025/PI4/Helper-2025-01-14.cs

@@ -0,0 +1,54 @@
+using Microsoft.Extensions.Logging;
+
+namespace File_Folder_Helper.ADO2025.PI4;
+
+internal static partial class Helper20250114
+{
+
+    private static void Rename(string[] directories, string dateFormat)
+    {
+        string[] files;
+        DateTime dateTime;
+        FileInfo fileInfo;
+        string checkDirectory;
+        foreach (string directory in directories)
+        {
+            dateTime = DateTime.MinValue;
+            files = Directory.GetFiles(directory, "*", SearchOption.AllDirectories);
+            foreach (string file in files)
+            {
+                fileInfo = new(file);
+                if (dateTime > fileInfo.LastWriteTime)
+                    continue;
+                dateTime = fileInfo.LastWriteTime;
+            }
+            if (dateTime == DateTime.MinValue)
+                continue;
+            checkDirectory = Path.Combine(Path.GetDirectoryName(directory) ?? throw new Exception(), dateTime.ToString(dateFormat));
+            if (checkDirectory != directory)
+            {
+                if (Directory.Exists(checkDirectory))
+                    continue;
+                Directory.Move(directory, checkDirectory);
+            }
+            Directory.SetLastWriteTime(checkDirectory, dateTime);
+        }
+    }
+
+    private static void Rename(ILogger<Worker> logger, string sourceDirectory, string searchPattern, string dateFormat)
+    {
+        string[] directories = Directory.GetDirectories(sourceDirectory, searchPattern);
+        logger.LogInformation("directories: {directories}", directories.Length);
+        Rename(directories, dateFormat);
+    }
+
+    internal static void Rename(ILogger<Worker> logger, List<string> args)
+    {
+        string dateFormat = args[3];
+        string[] searchPatterns = args[2].Split('|');
+        string sourceDirectory = Path.GetFullPath(args[0]);
+        foreach (string searchPattern in searchPatterns)
+            Rename(logger, sourceDirectory, searchPattern, dateFormat);
+    }
+
+}