public static IReadOnlyList <string> Delete(DeleteConfiguration config)
{
switch (config.FolderDeleteOption)
{
case FolderDeleteOption.DeleteEmptiedFolders:
return(DeleteFilesAndDeleteEmptiedFolders(config));
case FolderDeleteOption.DeleteAllEmptyFolders:
return(DeleteFilesAndDeleteAllEmptyFolders(config));
case FolderDeleteOption.NoDeleteEmptyFolders:
return(OnlyDeleteFiles(config));
default:
throw new ArgumentOutOfRangeException(nameof(config.FolderDeleteOption));
}
}
public static FolderCollection GetOldFiles(DeleteConfiguration config)
{
var allFiles = Directory.GetFileSystemEntries(config.Folder, "*.*", SearchOption.AllDirectories);
var oldFiles = allFiles.Where(f => config.IsFileOld(f))
.Select(f => new OldFile(f, config.FileDeleter))
.ToList();
var foldersWithOldFiles = oldFiles.GroupBy(f => f.FilePath)
.Select(fg => new FolderWithFiles(fg.Key, fg.ToList(), config.FolderDeleter))
.ToList();
var allSubFolders = Directory.EnumerateDirectories(config.Folder, "*", SearchOption.AllDirectories)
.Select(f => new SubFolder(f, config.FolderDeleter))
.ToList();
return(new FolderCollection(foldersWithOldFiles, allSubFolders));
}
private static IReadOnlyList <string> OnlyDeleteFiles(DeleteConfiguration config) => FileSystem.GetOldFiles(config) .DeleteOldFiles() .GetErrors();
private static IReadOnlyList <string> DeleteFilesAndDeleteAllEmptyFolders(DeleteConfiguration config) => FileSystem.GetOldFiles(config) .DeleteOldFiles() .DeleteAllEmptyFolders() .GetErrors();
