New feature: download already split into chapters

To mulitple files

AaxDecrypter/AaxcDownloadConverter.cs

@@ -15,7 +15,7 @@ namespace AaxDecrypter
 
         private OutputFormat OutputFormat { get; }
 
-        public AaxcDownloadConverter(string outFileName, string cacheDirectory, DownloadLicense dlLic, OutputFormat outputFormat)
+        public AaxcDownloadConverter(string outFileName, string cacheDirectory, DownloadLicense dlLic, OutputFormat outputFormat, bool splitFileByChapters)
             :base(outFileName, cacheDirectory, dlLic)
         {
             OutputFormat = outputFormat;
@@ -25,8 +25,12 @@ namespace AaxDecrypter
                 Name = "Download and Convert Aaxc To " + OutputFormat,
 
                 ["Step 1: Get Aaxc Metadata"] = Step1_GetMetadata,
-                ["Step 2: Download Decrypted Audiobook"] = Step2_DownloadAudiobook,
-                ["Step 3: Create Cue"] = Step3_CreateCue,
+                ["Step 2: Download Decrypted Audiobook"] = splitFileByChapters
+                    ? Step2_DownloadAudiobookAsMultipleFilesPerChapter
+                    : Step2_DownloadAudiobookAsSingleFile,
+                ["Step 3: Create Cue"] = splitFileByChapters 
+                    ? () => true 
+                    : Step3_CreateCue,
                 ["Step 4: Cleanup"] = Step4_Cleanup,
             };
         }
@@ -53,21 +57,10 @@ namespace AaxDecrypter
             return !isCanceled;
         }
 
-        protected override bool Step2_DownloadAudiobook()
+        protected override bool Step2_DownloadAudiobookAsSingleFile()
         {
-            var zeroProgress = new DownloadProgress 
-            { 
-                BytesReceived = 0,
-                ProgressPercentage = 0, 
-                TotalBytesToReceive = InputFileStream.Length 
-            };
-
-            OnDecryptProgressUpdate(zeroProgress);
-
-
-            aaxFile.SetDecryptionKey(downloadLicense.AudibleKey, downloadLicense.AudibleIV);
-
-
+            var zeroProgress = Step2_Start();
+            
             if (File.Exists(outputFileName))
                 FileExt.SafeDelete(outputFileName);
 
@@ -77,15 +70,78 @@ namespace AaxDecrypter
             var decryptionResult = OutputFormat == OutputFormat.M4b ? aaxFile.ConvertToMp4a(outputFile, downloadLicense.ChapterInfo) : aaxFile.ConvertToMp3(outputFile);
             aaxFile.ConversionProgressUpdate -= AaxFile_ConversionProgressUpdate;
 
-            aaxFile.Close();
-
             downloadLicense.ChapterInfo = aaxFile.Chapters;
+            
+            Step2_End(zeroProgress);
+
+            return decryptionResult == ConversionResult.NoErrorsDetected && !isCanceled;
+        }
+
+        private bool Step2_DownloadAudiobookAsMultipleFilesPerChapter()
+        {
+            var zeroProgress = Step2_Start();
+
+            aaxFile.ConversionProgressUpdate += AaxFile_ConversionProgressUpdate;
+            if(OutputFormat == OutputFormat.M4b) 
+                ConvertToMultiMp4b();
+            else 
+                ConvertToMultiMp3();
+            aaxFile.ConversionProgressUpdate -= AaxFile_ConversionProgressUpdate;
+
+            Step2_End(zeroProgress);
+
+            return true;
+        }
+
+        private DownloadProgress Step2_Start()
+        {
+            var zeroProgress = new DownloadProgress
+            {
+                BytesReceived = 0,
+                ProgressPercentage = 0,
+                TotalBytesToReceive = InputFileStream.Length
+            };
+
+            OnDecryptProgressUpdate(zeroProgress);
+
+            aaxFile.SetDecryptionKey(downloadLicense.AudibleKey, downloadLicense.AudibleIV);
+            return zeroProgress;
+        }
+        
+        private void Step2_End(DownloadProgress zeroProgress)
+        {
+            aaxFile.Close();
 
             CloseInputFileStream();
 
             OnDecryptProgressUpdate(zeroProgress);
+        }
 
-            return decryptionResult == ConversionResult.NoErrorsDetected && !isCanceled;
+        private void ConvertToMultiMp4b()
+        {
+            var chapterCount = 0;
+            aaxFile.ConvertToMultiMp4a(downloadLicense.ChapterInfo, newSplitCallback =>
+            {
+                chapterCount++;
+                var fileName = Path.ChangeExtension(outputFileName, $"{chapterCount}.m4b");
+                if (File.Exists(fileName))
+                    FileExt.SafeDelete(fileName);
+                newSplitCallback.OutputFile = File.Open(fileName, FileMode.OpenOrCreate);
+            });
+        }
+        
+        private void ConvertToMultiMp3()
+        {
+            var chapterCount = 0;
+            aaxFile.ConvertToMultiMp3(downloadLicense.ChapterInfo, newSplitCallback =>
+            {
+                chapterCount++;
+                var fileName = Path.ChangeExtension(outputFileName, $"{chapterCount}.mp3");
+                if (File.Exists(fileName))
+                    FileExt.SafeDelete(fileName);
+                newSplitCallback.OutputFile = File.Open(fileName, FileMode.OpenOrCreate);
+                newSplitCallback.LameConfig.ID3.Track = chapterCount.ToString();
+            });
         }
 
         private void AaxFile_ConversionProgressUpdate(object sender, ConversionProgressEventArgs e)

AaxDecrypter/AudiobookDownloadBase.cs

@@ -59,7 +59,7 @@ namespace AaxDecrypter
 
 		public abstract void Cancel();
 		protected abstract int GetSpeedup(TimeSpan elapsed);
-		protected abstract bool Step2_DownloadAudiobook();
+		protected abstract bool Step2_DownloadAudiobookAsSingleFile();
 		protected abstract bool Step1_GetMetadata();
 
 		public virtual void SetCoverArt(byte[] coverArt)
@@ -80,7 +80,7 @@ namespace AaxDecrypter
 				return false;
 			}
 
-			Serilog.Log.Logger.Information($"Speedup is {GetSpeedup(Elapsed)}x realtime.");
+			//Serilog.Log.Logger.Information($"Speedup is {GetSpeedup(Elapsed)}x realtime.");
 			return true;
 		}		
 

AaxDecrypter/UnencryptedAudiobookDownloader.cs

@@ -21,7 +21,7 @@ namespace AaxDecrypter
 				Name = "Download Mp3 Audiobook",
 
 				["Step 1: Get Mp3 Metadata"] = Step1_GetMetadata,
-				["Step 2: Download Audiobook"] = Step2_DownloadAudiobook,
+				["Step 2: Download Audiobook"] = Step2_DownloadAudiobookAsSingleFile,
 				["Step 3: Create Cue"] = Step3_CreateCue,
 				["Step 4: Cleanup"] = Step4_Cleanup,
 			};
@@ -46,7 +46,7 @@ namespace AaxDecrypter
 			return !isCanceled;
 		}
 
-		protected override bool Step2_DownloadAudiobook()
+		protected override bool Step2_DownloadAudiobookAsSingleFile()
 		{
 			DateTime startTime = DateTime.Now;
 

AppScaffolding/AppScaffolding.csproj

@@ -3,7 +3,7 @@
 
   <PropertyGroup>
     <TargetFramework>net5.0</TargetFramework>
-    <Version>6.1.1.1</Version>
+    <Version>6.2.0.1</Version>
   </PropertyGroup>
 
   <ItemGroup>

AppScaffolding/LibationScaffolding.cs

@@ -46,25 +46,23 @@ namespace AppScaffolding
 			return Configuration.Instance;
 		}
 
-		public static void RunPostConfigMigrations()
+		/// <summary>most migrations go in here</summary>
+		public static void RunPostConfigMigrations(Configuration config)
 		{
 			AudibleApiStorage.EnsureAccountsSettingsFileExists();
 
-			var config = Configuration.Instance;
-
 			//
 			// migrations go below here
 			//
 
 			Migrations.migrate_to_v5_2_0__post_config(config);
 			Migrations.migrate_to_v5_7_1(config);
+			Migrations.migrate_to_v6_1_2(config);
 		}
 
 		/// <summary>Initialize logging. Run after migration</summary>
-		public static void RunPostMigrationScaffolding()
+		public static void RunPostMigrationScaffolding(Configuration config)
 		{
-			var config = Configuration.Instance;
-
 			ensureSerilogConfig(config);
 			configureLogging(config);
 			logStartupState(config);
@@ -329,5 +327,15 @@ namespace AppScaffolding
 			if (!config.Exists(nameof(config.BadBook)))
 				config.BadBook = Configuration.BadBookAction.Ask;
 		}
+
+		// add config.DownloadEpisodes , config.ImportEpisodes
+		public static void migrate_to_v6_1_2(Configuration config)
+		{
+			if (!config.Exists(nameof(config.DownloadEpisodes)))
+				config.DownloadEpisodes = true;
+
+			if (!config.Exists(nameof(config.ImportEpisodes)))
+				config.ImportEpisodes = true;
+		}
 	}
 }

ApplicationServices/LibraryCommands.cs

@@ -14,15 +14,13 @@ namespace ApplicationServices
 {
 	public static class LibraryCommands
 	{
-		private static LibraryOptions.ResponseGroupOptions LibraryResponseGroups = LibraryOptions.ResponseGroupOptions.ALL_OPTIONS;
-
 		public static async Task<List<LibraryBook>> FindInactiveBooks(Func<Account, Task<ApiExtended>> apiExtendedfunc, List<LibraryBook> existingLibrary, params Account[] accounts)
 		{
 			logRestart();
 
 			//These are the minimum response groups required for the
 			//library scanner to pass all validation and filtering.
-			LibraryResponseGroups =
+			var libraryResponseGroups =
 				LibraryOptions.ResponseGroupOptions.ProductAttrs |
 				LibraryOptions.ResponseGroupOptions.ProductDesc |
 				LibraryOptions.ResponseGroupOptions.Relationships;
@@ -33,7 +31,7 @@ namespace ApplicationServices
 			try
 			{
 				logTime($"pre {nameof(scanAccountsAsync)} all");
-				var libraryItems = await scanAccountsAsync(apiExtendedfunc, accounts);
+				var libraryItems = await scanAccountsAsync(apiExtendedfunc, accounts, libraryResponseGroups);
 				logTime($"post {nameof(scanAccountsAsync)} all");
 
 				var totalCount = libraryItems.Count;
@@ -68,7 +66,6 @@ namespace ApplicationServices
 			}
 			finally
 			{
-				LibraryResponseGroups = LibraryOptions.ResponseGroupOptions.ALL_OPTIONS;
 				stop();
 				var putBreakPointHere = logOutput;
 			}
@@ -85,7 +82,7 @@ namespace ApplicationServices
 			try
 			{
 				logTime($"pre {nameof(scanAccountsAsync)} all");
-				var importItems = await scanAccountsAsync(apiExtendedfunc, accounts);
+				var importItems = await scanAccountsAsync(apiExtendedfunc, accounts, LibraryOptions.ResponseGroupOptions.ALL_OPTIONS);
 				logTime($"post {nameof(scanAccountsAsync)} all");
 
 				var totalCount = importItems.Count;
@@ -129,7 +126,7 @@ namespace ApplicationServices
 			}
 		}
 
-		private static async Task<List<ImportItem>> scanAccountsAsync(Func<Account, Task<ApiExtended>> apiExtendedfunc, Account[] accounts)
+		private static async Task<List<ImportItem>> scanAccountsAsync(Func<Account, Task<ApiExtended>> apiExtendedfunc, Account[] accounts, LibraryOptions.ResponseGroupOptions libraryResponseGroups)
 		{
 			var tasks = new List<Task<List<ImportItem>>>();
 			foreach (var account in accounts)
@@ -138,7 +135,7 @@ namespace ApplicationServices
 				var apiExtended = await apiExtendedfunc(account);
 
 				// add scanAccountAsync as a TASK: do not await
-				tasks.Add(scanAccountAsync(apiExtended, account));
+				tasks.Add(scanAccountAsync(apiExtended, account, libraryResponseGroups));
 			}
 
 			// import library in parallel
@@ -147,7 +144,7 @@ namespace ApplicationServices
 			return importItems;
 		}
 
-		private static async Task<List<ImportItem>> scanAccountAsync(ApiExtended apiExtended, Account account)
+		private static async Task<List<ImportItem>> scanAccountAsync(ApiExtended apiExtended, Account account, LibraryOptions.ResponseGroupOptions libraryResponseGroups)
 		{
 			ArgumentValidator.EnsureNotNull(account, nameof(account));
 
@@ -158,7 +155,7 @@ namespace ApplicationServices
 
 			logTime($"pre scanAccountAsync {account.AccountName}");
 
-			var dtoItems = await apiExtended.GetLibraryValidatedAsync(LibraryResponseGroups);
+			var dtoItems = await apiExtended.GetLibraryValidatedAsync(libraryResponseGroups, FileManager.Configuration.Instance.ImportEpisodes);
 
 			logTime($"post scanAccountAsync {account.AccountName} qty: {dtoItems.Count}");
 

DtoImporterService/CategoryImporter.cs

@@ -66,9 +66,11 @@ namespace DtoImporterService
 
 					Category parentCategory = null;
 					if (i == 1)
-						parentCategory = DbContext.Categories.Local.Single(c => c.AudibleCategoryId == pair[0].CategoryId);
+						// should be "Single()" but user is getting a strange error
+						parentCategory = DbContext.Categories.Local.FirstOrDefault(c => c.AudibleCategoryId == pair[0].CategoryId);
 
-					var category = DbContext.Categories.Local.SingleOrDefault(c => c.AudibleCategoryId == id);
+					// should be "SingleOrDefault()" but user is getting a strange error
+					var category = DbContext.Categories.Local.FirstOrDefault(c => c.AudibleCategoryId == id);
 					if (category is null)
 					{
 						category = DbContext.Categories.Add(new Category(new AudibleCategoryId(id), name)).Entity;

DtoImporterService/SeriesImporter.cs

@@ -48,7 +48,7 @@ namespace DtoImporterService
 
 			foreach (var s in requestedSeries)
 			{
-				var series = DbContext.Series.Local.SingleOrDefault(c => c.AudibleSeriesId == s.SeriesId);
+				var series = DbContext.Series.Local.FirstOrDefault(c => c.AudibleSeriesId == s.SeriesId);
 				if (series is null)
 				{
 					series = DbContext.Series.Add(new DataLayer.Series(new AudibleSeriesId(s.SeriesId))).Entity;

FileLiberator/DownloadDecryptBook.cs

@@ -95,10 +95,12 @@ namespace FileLiberator
                     foreach (var chap in contentLic.ContentMetadata?.ChapterInfo?.Chapters)
                         audiobookDlLic.ChapterInfo.AddChapter(chap.Title, TimeSpan.FromMilliseconds(chap.LengthMs));
                 }
-
+                
                 var outFileName = Path.Combine(destinationDir, $"{PathLib.ToPathSafeString(libraryBook.Book.Title)} [{libraryBook.Book.AudibleProductId}].{outputFormat.ToString().ToLower()}");
 
-                aaxcDownloader = contentLic.DrmType == AudibleApi.Common.DrmType.Adrm ? new AaxcDownloadConverter(outFileName, cacheDir, audiobookDlLic, outputFormat) { AppName = "Libation" } : new UnencryptedAudiobookDownloader(outFileName, cacheDir, audiobookDlLic);
+                aaxcDownloader = contentLic.DrmType == AudibleApi.Common.DrmType.Adrm
+                    ? new AaxcDownloadConverter(outFileName, cacheDir, audiobookDlLic, outputFormat, Configuration.Instance.SplitFilesByChapter) { AppName = "Libation" }
+                    : new UnencryptedAudiobookDownloader(outFileName, cacheDir, audiobookDlLic);
                 aaxcDownloader.DecryptProgressUpdate += (s, progress) => StreamingProgressChanged?.Invoke(this, progress);
                 aaxcDownloader.DecryptTimeRemaining += (s, remaining) => StreamingTimeRemaining?.Invoke(this, remaining);
                 aaxcDownloader.RetrievedTitle += (s, title) => TitleDiscovered?.Invoke(this, title);
@@ -138,7 +140,7 @@ namespace FileLiberator
         {
             // create final directory. move each file into it. MOVE AUDIO FILE LAST
             // new dir: safetitle_limit50char + " [" + productId + "]"
-
+            // TODO make this method handle multiple audio files or a single audio file.
             var destinationDir = AudibleFileStorage.Audio.GetDestDir(product.Title, product.AudibleProductId);
             Directory.CreateDirectory(destinationDir);
 
@@ -153,9 +155,9 @@ namespace FileLiberator
             foreach (var f in sortedFiles)
             {
                 var dest
-                    = AudibleFileStorage.Audio.IsFileTypeMatch(f)
-                    ? audioFileName
-                    // non-audio filename: safetitle_limit50char + " [" + productId + "][" + audio_ext +"]." + non_audio_ext
+                    = AudibleFileStorage.Audio.IsFileTypeMatch(f)//f.Extension.Equals($".{musicFileExt}", StringComparison.OrdinalIgnoreCase)
+                    ? Path.Join(destinationDir, f.Name)
+                    // non-audio filename: safetitle_limit50char + " [" + productId + "][" + audio_ext + "]." + non_audio_ext
                     : FileUtility.GetValidFilename(destinationDir, product.Title, f.Extension, product.AudibleProductId, musicFileExt);
 
                 if (Path.GetExtension(dest).Trim('.').ToLower() == "cue")

FileLiberator/DownloadPdf.cs

@@ -11,21 +11,40 @@ using FileManager;
 
 namespace FileLiberator
 {
-	public class DownloadPdf : DownloadableBase
+	public class DownloadPdf : IProcessable
 	{
-		public override bool Validate(LibraryBook libraryBook)
+		public event EventHandler<LibraryBook> Begin;
+		public event EventHandler<LibraryBook> Completed;
+
+		public event EventHandler<string> StreamingBegin;
+		public event EventHandler<DownloadProgress> StreamingProgressChanged;
+		public event EventHandler<string> StreamingCompleted;
+
+		public event EventHandler<string> StatusUpdate;
+		public event EventHandler<TimeSpan> StreamingTimeRemaining;
+
+		public bool Validate(LibraryBook libraryBook)
 			=> !string.IsNullOrWhiteSpace(getdownloadUrl(libraryBook))
 			&& !libraryBook.Book.PDF_Exists;
 
-		public override async Task<StatusHandler> ProcessItemAsync(LibraryBook libraryBook)
+		public async Task<StatusHandler> ProcessAsync(LibraryBook libraryBook)
 		{
-			var proposedDownloadFilePath = getProposedDownloadFilePath(libraryBook);
-			var actualDownloadedFilePath = await downloadPdfAsync(libraryBook, proposedDownloadFilePath);
-			var result = verifyDownload(actualDownloadedFilePath);
+			Begin?.Invoke(this, libraryBook);
 
-			libraryBook.Book.UserDefinedItem.PdfStatus = result.IsSuccess ? LiberatedStatus.Liberated : LiberatedStatus.NotLiberated;
+			try
+			{
+				var proposedDownloadFilePath = getProposedDownloadFilePath(libraryBook);
+				var actualDownloadedFilePath = await downloadPdfAsync(libraryBook, proposedDownloadFilePath);
+				var result = verifyDownload(actualDownloadedFilePath);
 
-			return result;
+				libraryBook.Book.UserDefinedItem.PdfStatus = result.IsSuccess ? LiberatedStatus.Liberated : LiberatedStatus.NotLiberated;
+
+				return result;
+			}
+			finally
+			{
+				Completed?.Invoke(this, libraryBook);
+			}
 		}
 
 		private static string getProposedDownloadFilePath(LibraryBook libraryBook)
@@ -50,15 +69,26 @@ namespace FileLiberator
 
 		private async Task<string> downloadPdfAsync(LibraryBook libraryBook, string proposedDownloadFilePath)
 		{
-			var api = await libraryBook.GetApiAsync();
-			var downloadUrl = await api.GetPdfDownloadLinkAsync(libraryBook.Book.AudibleProductId);
+			StreamingBegin?.Invoke(this, proposedDownloadFilePath);
 
-			var client = new HttpClient();
-			var actualDownloadedFilePath = await PerformDownloadAsync(
-				proposedDownloadFilePath,
-				(p) => client.DownloadFileAsync(downloadUrl, proposedDownloadFilePath, p));
+			try
+			{
+				var api = await libraryBook.GetApiAsync();
+				var downloadUrl = await api.GetPdfDownloadLinkAsync(libraryBook.Book.AudibleProductId);
 
-			return actualDownloadedFilePath;
+				var progress = new Progress<DownloadProgress>();
+				progress.ProgressChanged += (_, e) => StreamingProgressChanged?.Invoke(this, e);
+
+				var client = new HttpClient();
+
+				var actualDownloadedFilePath = await client.DownloadFileAsync(downloadUrl, proposedDownloadFilePath, progress);
+				StatusUpdate?.Invoke(this, actualDownloadedFilePath);
+				return actualDownloadedFilePath;
+			}
+			finally
+			{
+				StreamingCompleted?.Invoke(this, proposedDownloadFilePath);
+			}
 		}
 
 		private static StatusHandler verifyDownload(string actualDownloadedFilePath)

FileLiberator/DownloadableBase.cs

@@ -1,63 +0,0 @@
-using System;
-using System.Threading.Tasks;
-using DataLayer;
-using Dinah.Core.ErrorHandling;
-using Dinah.Core.Net.Http;
-
-namespace FileLiberator
-{
-	public abstract class DownloadableBase : IProcessable
-	{
-		public event EventHandler<LibraryBook> Begin;
-		public event EventHandler<LibraryBook> Completed;
-
-		public event EventHandler<string> StreamingBegin;
-		public event EventHandler<DownloadProgress> StreamingProgressChanged;
-		public event EventHandler<string> StreamingCompleted;
-
-		public event EventHandler<string> StatusUpdate;
-		public event EventHandler<TimeSpan> StreamingTimeRemaining;
-
-		protected void Invoke_StatusUpdate(string message) => StatusUpdate?.Invoke(this, message);
-
-        public abstract bool Validate(LibraryBook libraryBook);
-
-        public abstract Task<StatusHandler> ProcessItemAsync(LibraryBook libraryBook);
-
-		// do NOT use ConfigureAwait(false) on ProcessAsync()
-		// often calls events which prints to forms in the UI context
-		public async Task<StatusHandler> ProcessAsync(LibraryBook libraryBook)
-        {
-            Begin?.Invoke(this, libraryBook);
-
-            try
-            {
-                return await ProcessItemAsync(libraryBook);
-            }
-            finally
-            {
-                Completed?.Invoke(this, libraryBook);
-            }
-        }
-
-		protected async Task<string> PerformDownloadAsync(string proposedDownloadFilePath, Func<Progress<DownloadProgress>, Task<string>> func)
-		{
-			var progress = new Progress<DownloadProgress>();
-			progress.ProgressChanged += (_, e) => StreamingProgressChanged?.Invoke(this, e);
-
-			StreamingBegin?.Invoke(this, proposedDownloadFilePath);
-
-			try
-			{
-				var result = await func(progress);
-				StatusUpdate?.Invoke(this, result);
-
-				return result;
-			}
-			finally
-			{
-				StreamingCompleted?.Invoke(this, proposedDownloadFilePath);
-			}
-		}
-	}
-}

FileLiberator/IProcessableExt.cs

@@ -10,15 +10,12 @@ namespace FileLiberator
 {
     public static class IProcessableExt
     {
-        //
-        // DO NOT USE ConfigureAwait(false) WITH ProcessAsync() unless ensuring ProcessAsync() implementation is cross-thread compatible
-        // ProcessAsync() often does a lot with forms in the UI context
-        //
-
-
         // when used in foreach: stateful. deferred execution
         public static IEnumerable<LibraryBook> GetValidLibraryBooks(this IProcessable processable, IEnumerable<LibraryBook> library)
-            => library.Where(libraryBook => processable.Validate(libraryBook));
+            => library.Where(libraryBook =>
+                processable.Validate(libraryBook)
+                && (libraryBook.Book.ContentType != ContentType.Episode || FileManager.Configuration.Instance.DownloadEpisodes)
+                );
 
         public static async Task<StatusHandler> ProcessSingleAsync(this IProcessable processable, LibraryBook libraryBook, bool validate)
         {

FileManager/AudibleFileStorage.cs

@@ -36,6 +36,7 @@ namespace FileManager
             }
         }
 
+        private static object bookDirectoryFilesLocker { get; } = new();
         internal static BackgroundFileSystem BookDirectoryFiles { get; set; }
         #endregion
 
@@ -47,7 +48,7 @@ namespace FileManager
 
         protected AudibleFileStorage(FileType fileType) : base((int)fileType, fileType.ToString())
 		{
-			extensions_noDots = Extensions.Select(ext => ext.Trim('.')).ToList();
+			extensions_noDots = Extensions.Select(ext => ext.ToLower().Trim('.')).ToList();
 			extAggr = extensions_noDots.Aggregate((a, b) => $"{a}|{b}");
             BookDirectoryFiles ??= new BackgroundFileSystem(BooksDirectory, "*.*", SearchOption.AllDirectories);
         }
@@ -58,7 +59,8 @@ namespace FileManager
             if (cachedFile != null)
                 return cachedFile;
 
-            string regexPattern = $@"{productId}.*?\.({extAggr})$";
+            var regex = new Regex($@"{productId}.*?\.({extAggr})$", RegexOptions.IgnoreCase);
+
             string firstOrNull;
 
             if (StorageDirectory == BooksDirectory)
@@ -66,7 +68,7 @@ namespace FileManager
                 //If user changed the BooksDirectory, reinitialize.
                 if (StorageDirectory != BookDirectoryFiles.RootDirectory)
 				{
-                    lock (BookDirectoryFiles)
+                    lock (bookDirectoryFilesLocker)
                     {
                         if (StorageDirectory != BookDirectoryFiles.RootDirectory)
                         {
@@ -75,14 +77,14 @@ namespace FileManager
                     }
 				}
 
-                firstOrNull = BookDirectoryFiles.FindFile(regexPattern, RegexOptions.IgnoreCase);
+                firstOrNull = BookDirectoryFiles.FindFile(regex);
             }
             else
             {
                 firstOrNull =
                     Directory
                     .EnumerateFiles(StorageDirectory, "*.*", SearchOption.AllDirectories)
-                    .FirstOrDefault(s => Regex.IsMatch(s, regexPattern, RegexOptions.IgnoreCase));
+                    .FirstOrDefault(s => regex.IsMatch(s));
             }
 
 			if (firstOrNull is null)

FileManager/BackgroundFileSystem.cs

@@ -3,8 +3,6 @@ using System.Collections.Concurrent;
 using System.Collections.Generic;
 using System.IO;
 using System.Linq;
-using System.Text;
-using System.Text.RegularExpressions;
 using System.Threading.Tasks;
 
 namespace FileManager
@@ -25,6 +23,8 @@ namespace FileManager
         private FileSystemWatcher fileSystemWatcher { get; set; }
         private BlockingCollection<FileSystemEventArgs> directoryChangesEvents { get; set; }
         private Task backgroundScanner { get; set; }
+
+        private object fsCacheLocker { get; } = new();
         private List<string> fsCache { get; } = new();
 
         public BackgroundFileSystem(string rootDirectory, string searchPattern, SearchOption searchOptions)
@@ -36,17 +36,15 @@ namespace FileManager
             Init();
         }
 
-        public string FindFile(string regexPattern, RegexOptions options)
+        public string FindFile(System.Text.RegularExpressions.Regex regex)
         {
-            lock (fsCache)
-            {
-                return fsCache.FirstOrDefault(s => Regex.IsMatch(s, regexPattern, options));
-            }
+            lock (fsCacheLocker)
+                return fsCache.FirstOrDefault(s => regex.IsMatch(s));
         }
 
         public void RefreshFiles()
         {
-            lock (fsCache)
+            lock (fsCacheLocker)
             {
                 fsCache.Clear();
                 fsCache.AddRange(Directory.EnumerateFiles(RootDirectory, SearchPattern, SearchOption));
@@ -57,17 +55,19 @@ namespace FileManager
         {
             Stop();
 
-            lock (fsCache)
+            lock (fsCacheLocker)
                 fsCache.AddRange(Directory.EnumerateFiles(RootDirectory, SearchPattern, SearchOption));
 
             directoryChangesEvents = new BlockingCollection<FileSystemEventArgs>();
-            fileSystemWatcher = new FileSystemWatcher(RootDirectory);
-            fileSystemWatcher.Created += FileSystemWatcher_Changed;
+			fileSystemWatcher = new FileSystemWatcher(RootDirectory)
+			{
+				IncludeSubdirectories = true,
+				EnableRaisingEvents = true
+			};
+			fileSystemWatcher.Created += FileSystemWatcher_Changed;
             fileSystemWatcher.Deleted += FileSystemWatcher_Changed;
             fileSystemWatcher.Renamed += FileSystemWatcher_Changed;
             fileSystemWatcher.Error += FileSystemWatcher_Error;
-            fileSystemWatcher.IncludeSubdirectories = true;
-            fileSystemWatcher.EnableRaisingEvents = true;
 
             backgroundScanner = new Task(BackgroundScanner);
             backgroundScanner.Start();
@@ -86,7 +86,7 @@ namespace FileManager
             //Dispose of directoryChangesEvents after backgroundScanner exists.
             directoryChangesEvents?.Dispose();
 
-            lock (fsCache)
+            lock (fsCacheLocker)
                 fsCache.Clear();
         }
 
@@ -106,7 +106,7 @@ namespace FileManager
         {
             while (directoryChangesEvents.TryTake(out FileSystemEventArgs change, -1))
             {
-                lock (fsCache)
+                lock (fsCacheLocker)
                     UpdateLocalCache(change);
             }
         }
@@ -146,9 +146,7 @@ namespace FileManager
         private void AddUniqueFiles(IEnumerable<string> newFiles)
         {
             foreach (var file in newFiles)
-            {
                 AddUniqueFile(file);
-            }
         }
         private void AddUniqueFile(string newFile)
         {

FileManager/Configuration.cs

@@ -101,6 +101,13 @@ namespace FileManager
             get => persistentDictionary.GetNonString<bool>(nameof(DecryptToLossy));
             set => persistentDictionary.SetNonString(nameof(DecryptToLossy), value);
         }
+        
+        [Description("Split my books into multi files by cahpter")]
+        public bool SplitFilesByChapter
+        {
+            get => persistentDictionary.GetNonString<bool>(nameof(SplitFilesByChapter));
+            set => persistentDictionary.SetNonString(nameof(SplitFilesByChapter), value);
+        }
 
         public enum BadBookAction
         {
@@ -125,6 +132,20 @@ namespace FileManager
             set => persistentDictionary.SetString(nameof(BadBook), value.ToString());
         }
 
+        [Description("Import episodes? (eg: podcasts) When unchecked, episodes will not be imported into Libation.")]
+        public bool ImportEpisodes
+        {
+            get => persistentDictionary.GetNonString<bool>(nameof(ImportEpisodes));
+            set => persistentDictionary.SetNonString(nameof(ImportEpisodes), value);
+        }
+
+        [Description("Download episodes? (eg: podcasts). When unchecked, episodes already in Libation will not be downloaded.")]
+        public bool DownloadEpisodes
+        {
+            get => persistentDictionary.GetNonString<bool>(nameof(DownloadEpisodes));
+            set => persistentDictionary.SetNonString(nameof(DownloadEpisodes), value);
+        }
+
         #endregion
 
         #region known directories

FileManager/FileUtility.cs

@@ -13,7 +13,7 @@ namespace FileManager
             // file max length = 255. dir max len = 247
 
             // sanitize
-            filename = GetAsciiTag(filename);
+            filename = getAsciiTag(filename);
             // manage length
             if (filename.Length > 50)
                 filename = filename.Substring(0, 50) + "[...]";
@@ -35,7 +35,7 @@ namespace FileManager
             return fullfilename;
         }
 
-        public static string GetAsciiTag(string property)
+        private static string getAsciiTag(string property)
         {
             if (property == null)
                 return "";

FileManager/PictureStorage.cs

@@ -43,11 +43,12 @@ namespace FileManager
 		public static event EventHandler<PictureCachedEventArgs> PictureCached;
 
 		private static BlockingCollection<PictureDefinition> DownloadQueue { get; } = new BlockingCollection<PictureDefinition>();
+		private static object cacheLocker { get; } = new object();
 		private static Dictionary<PictureDefinition, byte[]> cache { get; } = new Dictionary<PictureDefinition, byte[]>();
 		private static Dictionary<PictureSize, byte[]> defaultImages { get; } = new Dictionary<PictureSize, byte[]>();
 		public static (bool isDefault, byte[] bytes) GetPicture(PictureDefinition def)
 		{
-			lock (cache)
+			lock (cacheLocker)
 			{
 				if (cache.ContainsKey(def))
 					return (false, cache[def]);
@@ -67,7 +68,7 @@ namespace FileManager
 
 		public static byte[] GetPictureSynchronously(PictureDefinition def)
 		{
-			lock (cache)
+			lock (cacheLocker)
 			{
 				if (!cache.ContainsKey(def) || cache[def] == null)
 				{
@@ -104,7 +105,7 @@ namespace FileManager
 
 				var bytes = downloadBytes(def);
 				saveFile(def, bytes);
-				lock (cache)
+				lock (cacheLocker)
 					cache[def] = bytes;
 
 				PictureCached?.Invoke(nameof(PictureStorage), new PictureCachedEventArgs { Definition = def, Picture = bytes });

InternalUtilities/ApiExtended.cs

@@ -106,16 +106,16 @@ namespace InternalUtilities
 			// 2 retries == 3 total
 			.RetryAsync(2);
 
-		public Task<List<Item>> GetLibraryValidatedAsync(LibraryOptions.ResponseGroupOptions responseGroups = LibraryOptions.ResponseGroupOptions.ALL_OPTIONS)
+		public Task<List<Item>> GetLibraryValidatedAsync(LibraryOptions.ResponseGroupOptions responseGroups = LibraryOptions.ResponseGroupOptions.ALL_OPTIONS, bool importEpisodes = true)
 		{
-			// bug on audible's side. the 1st time after a long absence, a query to get library will return without titles or authors. a subsequent identical query will be successful. this is true whether or tokens are refreshed
+			// bug on audible's side. the 1st time after a long absence, a query to get library will return without titles or authors. a subsequent identical query will be successful. this is true whether or not tokens are refreshed
 			// worse, this 1st dummy call doesn't seem to help:
 			//    var page = await api.GetLibraryAsync(new AudibleApi.LibraryOptions { NumberOfResultPerPage = 1, PageNumber = 1, PurchasedAfter = DateTime.Now.AddYears(-20), ResponseGroups = AudibleApi.LibraryOptions.ResponseGroupOptions.ALL_OPTIONS });
 			// i don't want to incur the cost of making a full dummy call every time because it fails sometimes
-			return policy.ExecuteAsync(() => getItemsAsync(responseGroups));
+			return policy.ExecuteAsync(() => getItemsAsync(responseGroups, importEpisodes));
 		}
 
-		private async Task<List<Item>> getItemsAsync(LibraryOptions.ResponseGroupOptions responseGroups)
+		private async Task<List<Item>> getItemsAsync(LibraryOptions.ResponseGroupOptions responseGroups, bool importEpisodes)
 		{
 			var items = new List<Item>();
 #if DEBUG
@@ -130,7 +130,7 @@ namespace InternalUtilities
 			if (!items.Any())
 				items = await Api.GetAllLibraryItemsAsync(responseGroups);
 
-			await manageEpisodesAsync(items);
+			await manageEpisodesAsync(items, importEpisodes);
 
 #if DEBUG
 //System.IO.File.WriteAllText(library_json, AudibleApi.Common.Converter.ToJson(items));
@@ -149,7 +149,7 @@ namespace InternalUtilities
 		}
 
 		#region episodes and podcasts
-		private async Task manageEpisodesAsync(List<Item> items)
+		private async Task manageEpisodesAsync(List<Item> items, bool importEpisodes)
 		{
 			// add podcasts and episodes to list. If fail, don't let it de-rail the rest of the import
 			try
@@ -170,10 +170,13 @@ namespace InternalUtilities
 				// also must happen before processing children because children abuses this flag
 				items.RemoveAll(i => i.IsEpisodes);
 
-				// add children
-				var children = await getEpisodesAsync(parents);
-				Serilog.Log.Logger.Information($"{children.Count} episodes of shows/podcasts found");
-				items.AddRange(children);
+				if (importEpisodes)
+				{
+					// add children
+					var children = await getEpisodesAsync(parents);
+					Serilog.Log.Logger.Information($"{children.Count} episodes of shows/podcasts found");
+					items.AddRange(children);
+				}
 			}
 			catch (Exception ex)
 			{

LibationCli/Setup.cs

@@ -24,8 +24,8 @@ namespace LibationCli
 			var config = LibationScaffolding.RunPreConfigMigrations();
 
 
-			LibationScaffolding.RunPostConfigMigrations();
-			LibationScaffolding.RunPostMigrationScaffolding();
+			LibationScaffolding.RunPostConfigMigrations(config);
+			LibationScaffolding.RunPostMigrationScaffolding(config);
 
 #if !DEBUG
 			checkForUpdate();

LibationWinForms/Dialogs/DirectorySelectControl.Designer.cs

@@ -41,7 +41,7 @@ namespace LibationWinForms.Dialogs
 			this.directoryComboBox.FormattingEnabled = true;
 			this.directoryComboBox.Location = new System.Drawing.Point(0, 0);
 			this.directoryComboBox.Name = "directoryComboBox";
-			this.directoryComboBox.Size = new System.Drawing.Size(647, 23);
+			this.directoryComboBox.Size = new System.Drawing.Size(407, 23);
 			this.directoryComboBox.TabIndex = 0;
 			this.directoryComboBox.SelectedIndexChanged += new System.EventHandler(this.directoryComboBox_SelectedIndexChanged);
 			// 
@@ -52,7 +52,7 @@ namespace LibationWinForms.Dialogs
 			this.textBox1.Location = new System.Drawing.Point(0, 29);
 			this.textBox1.Name = "textBox1";
 			this.textBox1.ReadOnly = true;
-			this.textBox1.Size = new System.Drawing.Size(647, 23);
+			this.textBox1.Size = new System.Drawing.Size(407, 23);
 			this.textBox1.TabIndex = 1;
 			// 
 			// DirectorySelectControl
@@ -62,7 +62,7 @@ namespace LibationWinForms.Dialogs
 			this.Controls.Add(this.textBox1);
 			this.Controls.Add(this.directoryComboBox);
 			this.Name = "DirectorySelectControl";
-			this.Size = new System.Drawing.Size(647, 52);
+			this.Size = new System.Drawing.Size(407, 52);
 			this.Load += new System.EventHandler(this.DirectorySelectControl_Load);
 			this.ResumeLayout(false);
 			this.PerformLayout();

LibationWinForms/Dialogs/DirectorySelectControl.resx

@@ -1,5 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
-<root>
+<root>
   <xsd:schema id="root" xmlns="" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:msdata="urn:schemas-microsoft-com:xml-msdata">
     <xsd:import namespace="http://www.w3.org/XML/1998/namespace" />
     <xsd:element name="root" msdata:IsDataSet="true">

LibationWinForms/Dialogs/SettingsDialog.Designer.cs

@@ -33,12 +33,15 @@
 			this.saveBtn = new System.Windows.Forms.Button();
 			this.cancelBtn = new System.Windows.Forms.Button();
 			this.advancedSettingsGb = new System.Windows.Forms.GroupBox();
+			this.importEpisodesCb = new System.Windows.Forms.CheckBox();
+			this.downloadEpisodesCb = new System.Windows.Forms.CheckBox();
 			this.badBookGb = new System.Windows.Forms.GroupBox();
 			this.badBookIgnoreRb = new System.Windows.Forms.RadioButton();
 			this.badBookRetryRb = new System.Windows.Forms.RadioButton();
 			this.badBookAbortRb = new System.Windows.Forms.RadioButton();
 			this.badBookAskRb = new System.Windows.Forms.RadioButton();
 			this.decryptAndConvertGb = new System.Windows.Forms.GroupBox();
+			this.splitFilesByChapterCbox = new System.Windows.Forms.CheckBox();
 			this.allowLibationFixupCbox = new System.Windows.Forms.CheckBox();
 			this.convertLossyRb = new System.Windows.Forms.RadioButton();
 			this.convertLosslessRb = new System.Windows.Forms.RadioButton();
@@ -67,21 +70,21 @@
 			// inProgressDescLbl
 			// 
 			this.inProgressDescLbl.AutoSize = true;
-			this.inProgressDescLbl.Location = new System.Drawing.Point(8, 149);
+			this.inProgressDescLbl.Location = new System.Drawing.Point(8, 199);
 			this.inProgressDescLbl.Margin = new System.Windows.Forms.Padding(4, 0, 4, 0);
 			this.inProgressDescLbl.Name = "inProgressDescLbl";
 			this.inProgressDescLbl.Size = new System.Drawing.Size(43, 45);
-			this.inProgressDescLbl.TabIndex = 15;
+			this.inProgressDescLbl.TabIndex = 18;
 			this.inProgressDescLbl.Text = "[desc]\r\n[line 2]\r\n[line 3]";
 			// 
 			// saveBtn
 			// 
 			this.saveBtn.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right)));
-			this.saveBtn.Location = new System.Drawing.Point(714, 445);
+			this.saveBtn.Location = new System.Drawing.Point(714, 496);
 			this.saveBtn.Margin = new System.Windows.Forms.Padding(4, 3, 4, 3);
 			this.saveBtn.Name = "saveBtn";
 			this.saveBtn.Size = new System.Drawing.Size(88, 27);
-			this.saveBtn.TabIndex = 17;
+			this.saveBtn.TabIndex = 98;
 			this.saveBtn.Text = "Save";
 			this.saveBtn.UseVisualStyleBackColor = true;
 			this.saveBtn.Click += new System.EventHandler(this.saveBtn_Click);
@@ -90,11 +93,11 @@
 			// 
 			this.cancelBtn.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right)));
 			this.cancelBtn.DialogResult = System.Windows.Forms.DialogResult.Cancel;
-			this.cancelBtn.Location = new System.Drawing.Point(832, 445);
+			this.cancelBtn.Location = new System.Drawing.Point(832, 496);
 			this.cancelBtn.Margin = new System.Windows.Forms.Padding(4, 3, 4, 3);
 			this.cancelBtn.Name = "cancelBtn";
 			this.cancelBtn.Size = new System.Drawing.Size(88, 27);
-			this.cancelBtn.TabIndex = 18;
+			this.cancelBtn.TabIndex = 99;
 			this.cancelBtn.Text = "Cancel";
 			this.cancelBtn.UseVisualStyleBackColor = true;
 			this.cancelBtn.Click += new System.EventHandler(this.cancelBtn_Click);
@@ -104,6 +107,8 @@
 			this.advancedSettingsGb.Anchor = ((System.Windows.Forms.AnchorStyles)((((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Bottom) 
             | System.Windows.Forms.AnchorStyles.Left) 
             | System.Windows.Forms.AnchorStyles.Right)));
+			this.advancedSettingsGb.Controls.Add(this.importEpisodesCb);
+			this.advancedSettingsGb.Controls.Add(this.downloadEpisodesCb);
 			this.advancedSettingsGb.Controls.Add(this.badBookGb);
 			this.advancedSettingsGb.Controls.Add(this.decryptAndConvertGb);
 			this.advancedSettingsGb.Controls.Add(this.inProgressSelectControl);
@@ -112,21 +117,41 @@
 			this.advancedSettingsGb.Margin = new System.Windows.Forms.Padding(4, 3, 4, 3);
 			this.advancedSettingsGb.Name = "advancedSettingsGb";
 			this.advancedSettingsGb.Padding = new System.Windows.Forms.Padding(4, 3, 4, 3);
-			this.advancedSettingsGb.Size = new System.Drawing.Size(908, 258);
+			this.advancedSettingsGb.Size = new System.Drawing.Size(908, 309);
 			this.advancedSettingsGb.TabIndex = 6;
 			this.advancedSettingsGb.TabStop = false;
 			this.advancedSettingsGb.Text = "Advanced settings for control freaks";
 			// 
+			// importEpisodesCb
+			// 
+			this.importEpisodesCb.AutoSize = true;
+			this.importEpisodesCb.Location = new System.Drawing.Point(7, 22);
+			this.importEpisodesCb.Name = "importEpisodesCb";
+			this.importEpisodesCb.Size = new System.Drawing.Size(146, 19);
+			this.importEpisodesCb.TabIndex = 7;
+			this.importEpisodesCb.Text = "[import episodes desc]";
+			this.importEpisodesCb.UseVisualStyleBackColor = true;
+			// 
+			// downloadEpisodesCb
+			// 
+			this.downloadEpisodesCb.AutoSize = true;
+			this.downloadEpisodesCb.Location = new System.Drawing.Point(7, 47);
+			this.downloadEpisodesCb.Name = "downloadEpisodesCb";
+			this.downloadEpisodesCb.Size = new System.Drawing.Size(163, 19);
+			this.downloadEpisodesCb.TabIndex = 8;
+			this.downloadEpisodesCb.Text = "[download episodes desc]";
+			this.downloadEpisodesCb.UseVisualStyleBackColor = true;
+			// 
 			// badBookGb
 			// 
 			this.badBookGb.Controls.Add(this.badBookIgnoreRb);
 			this.badBookGb.Controls.Add(this.badBookRetryRb);
 			this.badBookGb.Controls.Add(this.badBookAbortRb);
 			this.badBookGb.Controls.Add(this.badBookAskRb);
-			this.badBookGb.Location = new System.Drawing.Point(372, 22);
+			this.badBookGb.Location = new System.Drawing.Point(372, 72);
 			this.badBookGb.Name = "badBookGb";
 			this.badBookGb.Size = new System.Drawing.Size(529, 124);
-			this.badBookGb.TabIndex = 11;
+			this.badBookGb.TabIndex = 13;
 			this.badBookGb.TabStop = false;
 			this.badBookGb.Text = "[bad book desc]";
 			// 
@@ -136,7 +161,7 @@
 			this.badBookIgnoreRb.Location = new System.Drawing.Point(6, 97);
 			this.badBookIgnoreRb.Name = "badBookIgnoreRb";
 			this.badBookIgnoreRb.Size = new System.Drawing.Size(94, 19);
-			this.badBookIgnoreRb.TabIndex = 15;
+			this.badBookIgnoreRb.TabIndex = 17;
 			this.badBookIgnoreRb.TabStop = true;
 			this.badBookIgnoreRb.Text = "[ignore desc]";
 			this.badBookIgnoreRb.UseVisualStyleBackColor = true;
@@ -147,7 +172,7 @@
 			this.badBookRetryRb.Location = new System.Drawing.Point(6, 72);
 			this.badBookRetryRb.Name = "badBookRetryRb";
 			this.badBookRetryRb.Size = new System.Drawing.Size(84, 19);
-			this.badBookRetryRb.TabIndex = 14;
+			this.badBookRetryRb.TabIndex = 16;
 			this.badBookRetryRb.TabStop = true;
 			this.badBookRetryRb.Text = "[retry desc]";
 			this.badBookRetryRb.UseVisualStyleBackColor = true;
@@ -158,7 +183,7 @@
 			this.badBookAbortRb.Location = new System.Drawing.Point(6, 47);
 			this.badBookAbortRb.Name = "badBookAbortRb";
 			this.badBookAbortRb.Size = new System.Drawing.Size(88, 19);
-			this.badBookAbortRb.TabIndex = 13;
+			this.badBookAbortRb.TabIndex = 15;
 			this.badBookAbortRb.TabStop = true;
 			this.badBookAbortRb.Text = "[abort desc]";
 			this.badBookAbortRb.UseVisualStyleBackColor = true;
@@ -169,23 +194,34 @@
 			this.badBookAskRb.Location = new System.Drawing.Point(6, 22);
 			this.badBookAskRb.Name = "badBookAskRb";
 			this.badBookAskRb.Size = new System.Drawing.Size(77, 19);
-			this.badBookAskRb.TabIndex = 12;
+			this.badBookAskRb.TabIndex = 14;
 			this.badBookAskRb.TabStop = true;
 			this.badBookAskRb.Text = "[ask desc]";
 			this.badBookAskRb.UseVisualStyleBackColor = true;
 			// 
 			// decryptAndConvertGb
 			// 
+			this.decryptAndConvertGb.Controls.Add(this.splitFilesByChapterCbox);
 			this.decryptAndConvertGb.Controls.Add(this.allowLibationFixupCbox);
 			this.decryptAndConvertGb.Controls.Add(this.convertLossyRb);
 			this.decryptAndConvertGb.Controls.Add(this.convertLosslessRb);
-			this.decryptAndConvertGb.Location = new System.Drawing.Point(7, 22);
+			this.decryptAndConvertGb.Location = new System.Drawing.Point(7, 72);
 			this.decryptAndConvertGb.Name = "decryptAndConvertGb";
 			this.decryptAndConvertGb.Size = new System.Drawing.Size(359, 124);
-			this.decryptAndConvertGb.TabIndex = 7;
+			this.decryptAndConvertGb.TabIndex = 9;
 			this.decryptAndConvertGb.TabStop = false;
 			this.decryptAndConvertGb.Text = "Decrypt and convert";
 			// 
+			// splitFilesByChapterCbox
+			// 
+			this.splitFilesByChapterCbox.AutoSize = true;
+			this.splitFilesByChapterCbox.Location = new System.Drawing.Point(6, 46);
+			this.splitFilesByChapterCbox.Name = "splitFilesByChapterCbox";
+			this.splitFilesByChapterCbox.Size = new System.Drawing.Size(258, 19);
+			this.splitFilesByChapterCbox.TabIndex = 13;
+			this.splitFilesByChapterCbox.Text = "Split my books into multiple files by chapter";
+			this.splitFilesByChapterCbox.UseVisualStyleBackColor = true;
+			// 
 			// allowLibationFixupCbox
 			// 
 			this.allowLibationFixupCbox.AutoSize = true;
@@ -194,7 +230,7 @@
 			this.allowLibationFixupCbox.Location = new System.Drawing.Point(6, 22);
 			this.allowLibationFixupCbox.Name = "allowLibationFixupCbox";
 			this.allowLibationFixupCbox.Size = new System.Drawing.Size(262, 19);
-			this.allowLibationFixupCbox.TabIndex = 8;
+			this.allowLibationFixupCbox.TabIndex = 10;
 			this.allowLibationFixupCbox.Text = "Allow Libation to fix up audiobook metadata";
 			this.allowLibationFixupCbox.UseVisualStyleBackColor = true;
 			this.allowLibationFixupCbox.CheckedChanged += new System.EventHandler(this.allowLibationFixupCbox_CheckedChanged);
@@ -202,10 +238,10 @@
 			// convertLossyRb
 			// 
 			this.convertLossyRb.AutoSize = true;
-			this.convertLossyRb.Location = new System.Drawing.Point(6, 81);
+			this.convertLossyRb.Location = new System.Drawing.Point(6, 101);
 			this.convertLossyRb.Name = "convertLossyRb";
 			this.convertLossyRb.Size = new System.Drawing.Size(329, 19);
-			this.convertLossyRb.TabIndex = 10;
+			this.convertLossyRb.TabIndex = 12;
 			this.convertLossyRb.Text = "Download my books as .MP3 files (transcode if necessary)";
 			this.convertLossyRb.UseVisualStyleBackColor = true;
 			// 
@@ -213,10 +249,10 @@
 			// 
 			this.convertLosslessRb.AutoSize = true;
 			this.convertLosslessRb.Checked = true;
-			this.convertLosslessRb.Location = new System.Drawing.Point(6, 56);
+			this.convertLosslessRb.Location = new System.Drawing.Point(6, 76);
 			this.convertLosslessRb.Name = "convertLosslessRb";
 			this.convertLosslessRb.Size = new System.Drawing.Size(335, 19);
-			this.convertLosslessRb.TabIndex = 9;
+			this.convertLosslessRb.TabIndex = 11;
 			this.convertLosslessRb.TabStop = true;
 			this.convertLosslessRb.Text = "Download my books in the original audio format (Lossless)";
 			this.convertLosslessRb.UseVisualStyleBackColor = true;
@@ -225,10 +261,11 @@
 			// 
 			this.inProgressSelectControl.Anchor = ((System.Windows.Forms.AnchorStyles)(((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Left) 
             | System.Windows.Forms.AnchorStyles.Right)));
-			this.inProgressSelectControl.Location = new System.Drawing.Point(7, 197);
+			this.inProgressSelectControl.Location = new System.Drawing.Point(7, 247);
+			this.inProgressSelectControl.Margin = new System.Windows.Forms.Padding(3, 4, 3, 4);
 			this.inProgressSelectControl.Name = "inProgressSelectControl";
-			this.inProgressSelectControl.Size = new System.Drawing.Size(552, 52);
-			this.inProgressSelectControl.TabIndex = 16;
+			this.inProgressSelectControl.Size = new System.Drawing.Size(894, 52);
+			this.inProgressSelectControl.TabIndex = 19;
 			// 
 			// logsBtn
 			// 
@@ -245,6 +282,7 @@
 			this.booksSelectControl.Anchor = ((System.Windows.Forms.AnchorStyles)(((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Left) 
             | System.Windows.Forms.AnchorStyles.Right)));
 			this.booksSelectControl.Location = new System.Drawing.Point(7, 37);
+			this.booksSelectControl.Margin = new System.Windows.Forms.Padding(3, 4, 3, 4);
 			this.booksSelectControl.Name = "booksSelectControl";
 			this.booksSelectControl.Size = new System.Drawing.Size(895, 87);
 			this.booksSelectControl.TabIndex = 2;
@@ -286,7 +324,7 @@
 			this.AutoScaleDimensions = new System.Drawing.SizeF(7F, 15F);
 			this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
 			this.CancelButton = this.cancelBtn;
-			this.ClientSize = new System.Drawing.Size(933, 488);
+			this.ClientSize = new System.Drawing.Size(933, 539);
 			this.Controls.Add(this.logsBtn);
 			this.Controls.Add(this.loggingLevelCb);
 			this.Controls.Add(this.loggingLevelLbl);
@@ -334,5 +372,8 @@
 		private System.Windows.Forms.RadioButton badBookAbortRb;
 		private System.Windows.Forms.RadioButton badBookAskRb;
 		private System.Windows.Forms.RadioButton badBookIgnoreRb;
-	}
+		private System.Windows.Forms.CheckBox downloadEpisodesCb;
+		private System.Windows.Forms.CheckBox importEpisodesCb;
+        private System.Windows.Forms.CheckBox splitFilesByChapterCbox;
+    }
 }

LibationWinForms/Dialogs/SettingsDialog.cs

@@ -26,6 +26,8 @@ namespace LibationWinForms.Dialogs
 				loggingLevelCb.SelectedItem = config.LogLevel;
 			}
 
+			this.importEpisodesCb.Text = desc(nameof(config.ImportEpisodes));
+			this.downloadEpisodesCb.Text = desc(nameof(config.DownloadEpisodes));
 			this.booksLocationDescLbl.Text = desc(nameof(config.Books));
 			this.inProgressDescLbl.Text = desc(nameof(config.InProgress));
 
@@ -41,9 +43,12 @@ namespace LibationWinForms.Dialogs
 				"Books");
 			booksSelectControl.SelectDirectory(config.Books);
 
+			importEpisodesCb.Checked = config.ImportEpisodes;
+			downloadEpisodesCb.Checked = config.DownloadEpisodes;
 			allowLibationFixupCbox.Checked = config.AllowLibationFixup;
 			convertLosslessRb.Checked = !config.DecryptToLossy;
 			convertLossyRb.Checked = config.DecryptToLossy;
+			splitFilesByChapterCbox.Checked = config.SplitFilesByChapter;
 
 			allowLibationFixupCbox_CheckedChanged(this, e);
 
@@ -121,8 +126,11 @@ namespace LibationWinForms.Dialogs
 					MessageBoxVerboseLoggingWarning.ShowIfTrue();
 			}
 
+			config.ImportEpisodes = importEpisodesCb.Checked;
+			config.DownloadEpisodes = downloadEpisodesCb.Checked;
 			config.AllowLibationFixup = allowLibationFixupCbox.Checked;
 			config.DecryptToLossy = convertLossyRb.Checked;
+			config.SplitFilesByChapter = splitFilesByChapterCbox.Checked;
 
 			config.InProgress = inProgressSelectControl.SelectedDirectory;
 

LibationWinForms/Program.cs

@@ -42,10 +42,11 @@ namespace LibationWinForms
 				// Migrations which must occur before configuration is loaded for the first time. Usually ones which alter the Configuration
 				var config = AppScaffolding.LibationScaffolding.RunPreConfigMigrations();
 
+				// do this as soon as possible (post-config)
 				RunInstaller(config);
 
 				// most migrations go in here
-				AppScaffolding.LibationScaffolding.RunPostConfigMigrations();
+				AppScaffolding.LibationScaffolding.RunPostConfigMigrations(config);
 
 				// migrations which require Forms or are long-running
 				RunWindowsOnlyMigrations(config);
@@ -53,9 +54,10 @@ namespace LibationWinForms
 				MessageBoxVerboseLoggingWarning.ShowIfTrue();
 
 #if !DEBUG
-			checkForUpdate();
+				checkForUpdate();
 #endif
 
+				AppScaffolding.LibationScaffolding.RunPostMigrationScaffolding(config);
 			}
 			catch (Exception ex)
 			{
@@ -72,8 +74,6 @@ namespace LibationWinForms
 				return;
 			}
 
-			AppScaffolding.LibationScaffolding.RunPostMigrationScaffolding();
-
 			Application.Run(new Form1());
 		}
 
@@ -143,8 +143,6 @@ namespace LibationWinForms
 			// if 'new user' was clicked, or if 'returning user' chose new install: show basic settings dialog
 			config.Books ??= Path.Combine(defaultLibationFilesDir, "Books");
 			config.InProgress ??= Configuration.WinTemp;
-			config.AllowLibationFixup = true;
-			config.DecryptToLossy = false;
 
 			if (new SettingsDialog().ShowDialog() != DialogResult.OK)
 			{
@@ -158,6 +156,7 @@ namespace LibationWinForms
 			CancelInstallation();
 		}
 
+		/// <summary>migrations which require Forms or are long-running</summary>
 		private static void RunWindowsOnlyMigrations(Configuration config)
 		{
 			// only supported in winforms. don't move to app scaffolding
@@ -170,9 +169,6 @@ namespace LibationWinForms
 		#region migrate to v5.0.0 re-register device if device info not in settings
 		private static void migrate_to_v5_0_0(Configuration config)
 		{
-			if (!config.Exists(nameof(config.AllowLibationFixup)))
-				config.AllowLibationFixup = true;
-
 			if (!File.Exists(AudibleApiStorage.AccountsSettingsFile))
 				return;