Config: add config migration

Modules.Config/ConfigUtils.vb

@@ -12,12 +12,21 @@ Public Class ConfigUtils
         _File = New Filesystem.File(LogConfig)
     End Sub
 
+    Public Function TestMigrationNeeded(TargetDirectory As String) As Boolean
+        If IO.Directory.Exists(TargetDirectory) Then
+            Return False
+        Else
+            Return True
+        End If
+    End Function
+
     Public Sub MigrateConfig(SourceDirectory As String, TargetDirectory As String, Optional FilePattern As String = "*.*")
         If IO.Directory.Exists(TargetDirectory) Then
             _Logger.Warn("Config Migration aborted because new config directory [{0}] already exists!", TargetDirectory)
             Exit Sub
         End If
 
+        _Logger.Debug("Creating TargetDirectory [{0}]", TargetDirectory)
         ' Create target directory
         Try
             IO.Directory.CreateDirectory(TargetDirectory)
@@ -29,6 +38,7 @@ Public Class ConfigUtils
 
         ' Create Migration directory
         Dim oMigrationDirectory = IO.Path.Combine(SourceDirectory, MIGRATE_DIRECTORY)
+        _Logger.Debug("Creating MigrationDirectory [{0}]", oMigrationDirectory)
         Try
             IO.Directory.CreateDirectory(oMigrationDirectory)
         Catch ex As Exception
@@ -37,18 +47,24 @@ Public Class ConfigUtils
             Exit Sub
         End Try
 
+        ' Copy individual files from top level directory
         For Each oPath In IO.Directory.EnumerateFiles(SourceDirectory, FilePattern)
             Dim oFileInfo = New IO.FileInfo(oPath)
+
+            _Logger.NewBlock($"File {oFileInfo.Name}")
+            _Logger.Debug("Processing file [{0}]", oFileInfo.Name)
+
+            _Logger.Debug("Copying [{0}] to TargetDirectory..", oFileInfo.Name)
+            ' Copy to target directory
             Try
                 IO.File.Copy(oPath, IO.Path.Combine(TargetDirectory, oFileInfo.Name))
             Catch ex As Exception
                 _Logger.Warn("Could not move old config file {0} to new config location {1}", oFileInfo.Name, TargetDirectory)
                 _Logger.Error(ex)
             End Try
-        Next
 
-        For Each oPath In IO.Directory.EnumerateFiles(SourceDirectory, FilePattern)
-            Dim oFileInfo = New IO.FileInfo(oPath)
+            _Logger.Debug("Moving [{0}] to MigrationDirectory..", oFileInfo.Name)
+            ' Move to migration directory
             Try
                 IO.File.Move(oPath, IO.Path.Combine(oMigrationDirectory, oFileInfo.Name))
             Catch ex As Exception
@@ -60,33 +76,44 @@ Public Class ConfigUtils
         For Each oDirectoryPath In IO.Directory.EnumerateDirectories(SourceDirectory, "*", IO.SearchOption.TopDirectoryOnly)
             Dim oDirInfo As New IO.DirectoryInfo(oDirectoryPath)
 
+            _Logger.NewBlock($"Directory {oDirInfo.Name}")
+            _Logger.Debug("Processing directory [{0}]", oDirInfo.Name)
+
+            ' Don't copy TargetDirectory if subpath of SourceDirectory or if MigrationDirectory
             If oDirInfo.FullName = TargetDirectory Or oDirInfo.FullName = oMigrationDirectory Then
+                _Logger.Debug("Directory [{0}] should not be copied. Skipping.", oDirInfo.Name)
                 Continue For
             End If
 
+            ' Copy directory to TargetDirectory
             Dim oNewDirectoryPath = IO.Path.Combine(TargetDirectory, oDirInfo.Name)
+            _Logger.Debug("Copying [{0}] to TargetDirectory..", oDirInfo.Name)
             Try
                 _File.CopyDirectory(oDirInfo.FullName, oNewDirectoryPath, True)
             Catch ex As Exception
                 _Logger.Warn("Could not move directory [{0}] to new path [{1}]", oDirInfo.FullName, oNewDirectoryPath)
                 _Logger.Error(ex)
             End Try
-        Next
 
-        For Each oDirectoryPath In IO.Directory.EnumerateDirectories(SourceDirectory, "*", IO.SearchOption.TopDirectoryOnly)
-            Dim oDirInfo As New IO.DirectoryInfo(oDirectoryPath)
-
-            If oDirInfo.FullName = TargetDirectory Or oDirInfo.FullName = oMigrationDirectory Then
-                Continue For
-            End If
-
-            Dim oNewDirectoryPath = IO.Path.Combine(oMigrationDirectory, oDirInfo.Name)
+            _Logger.Debug("Copying [{0}] to MigrationDirectory..", oDirInfo.Name)
+            ' Copy directory to MigrationDirectory
+            Dim oMigrationDirectoryPath = IO.Path.Combine(oMigrationDirectory, oDirInfo.Name)
             Try
-                _File.CopyDirectory(oDirInfo.FullName, oNewDirectoryPath, True)
+                _File.CopyDirectory(oDirInfo.FullName, oMigrationDirectoryPath, True)
             Catch ex As Exception
                 _Logger.Error(ex)
-                _Logger.Warn("Could not move directory [{0}] to migration directory [{1}]", oDirInfo.FullName, oNewDirectoryPath)
+                _Logger.Warn("Could not move directory [{0}] to migration directory [{1}]", oDirInfo.FullName, oMigrationDirectoryPath)
+            End Try
+
+            _Logger.Debug("Deleting [{0}]..", oDirInfo.Name)
+            ' Delete directory
+            Try
+                IO.Directory.Delete(oDirInfo.FullName, True)
+            Catch ex As Exception
+                _Logger.Error(ex)
+                _Logger.Warn("Could not delete directory [{0}]", oDirInfo.FullName)
             End Try
         Next
     End Sub
+
 End Class