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New and moved files Upsert themselves in FileManager.FilePathCache

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This commit is contained in:
Robert McRackan 2021-10-08 11:47:54 -04:00
parent 18cca53968
commit d0b78cc501
11 changed files with 149 additions and 144 deletions
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85
AaxDecrypter/AaxcDownloadConverter.cs
View File

@ -1,11 +1,12 @@
using AAXClean;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using AAXClean;
using Dinah.Core;
using Dinah.Core.IO;
using Dinah.Core.Net.Http;
using Dinah.Core.StepRunner;
using System;
using System.IO;
using System.Linq;
namespace AaxDecrypter
{
@ -13,17 +14,19 @@ namespace AaxDecrypter
{
const int MAX_FILENAME_LENGTH = 255;
private static readonly TimeSpan minChapterLength = TimeSpan.FromSeconds(3);
protected override StepSequence steps { get; }
protected override StepSequence Steps { get; }
private AaxFile aaxFile;
private OutputFormat OutputFormat { get; }
private List<string> multiPartFilePaths { get; } = new List<string>();
public AaxcDownloadConverter(string outFileName, string cacheDirectory, DownloadLicense dlLic, OutputFormat outputFormat, bool splitFileByChapters)
: base(outFileName, cacheDirectory, dlLic)
{
OutputFormat = outputFormat;
steps = new StepSequence
Steps = new StepSequence
{
Name = "Download and Convert Aaxc To " + OutputFormat,
@ -57,34 +60,38 @@ namespace AaxDecrypter
OnRetrievedNarrators(aaxFile.AppleTags.Narrator ?? "[unknown]");
OnRetrievedCoverArt(aaxFile.AppleTags.Cover);
return !isCanceled;
return !IsCanceled;
}
protected override bool Step2_DownloadAudiobookAsSingleFile()
{
var zeroProgress = Step2_Start();
if (File.Exists(outputFileName))
FileExt.SafeDelete(outputFileName);
if (File.Exists(OutputFileName))
FileExt.SafeDelete(OutputFileName);
var outputFile = File.Open(outputFileName, FileMode.OpenOrCreate, FileAccess.ReadWrite);
var outputFile = File.Open(OutputFileName, FileMode.OpenOrCreate, FileAccess.ReadWrite);
aaxFile.ConversionProgressUpdate += AaxFile_ConversionProgressUpdate;
var decryptionResult = OutputFormat == OutputFormat.M4b ? aaxFile.ConvertToMp4a(outputFile, downloadLicense.ChapterInfo) : aaxFile.ConvertToMp3(outputFile);
var decryptionResult = OutputFormat == OutputFormat.M4b ? aaxFile.ConvertToMp4a(outputFile, DownloadLicense.ChapterInfo) : aaxFile.ConvertToMp3(outputFile);
aaxFile.ConversionProgressUpdate -= AaxFile_ConversionProgressUpdate;
downloadLicense.ChapterInfo = aaxFile.Chapters;
DownloadLicense.ChapterInfo = aaxFile.Chapters;
Step2_End(zeroProgress);
return decryptionResult == ConversionResult.NoErrorsDetected && !isCanceled;
var success = decryptionResult == ConversionResult.NoErrorsDetected && !IsCanceled;
if (success)
base.OnFileCreated(OutputFileName);
return success;
}
private bool Step2_DownloadAudiobookAsMultipleFilesPerChapter()
{
var zeroProgress = Step2_Start();
var chapters = downloadLicense.ChapterInfo.Chapters.ToList();
var chapters = DownloadLicense.ChapterInfo.Chapters.ToList();
//Ensure split files are at least minChapterLength in duration.
var splitChapters = new ChapterInfo();
@ -106,6 +113,9 @@ namespace AaxDecrypter
}
}
// reset, just in case
multiPartFilePaths.Clear();
aaxFile.ConversionProgressUpdate += AaxFile_ConversionProgressUpdate;
if (OutputFormat == OutputFormat.M4b)
ConvertToMultiMp4b(splitChapters);
@ -115,7 +125,13 @@ namespace AaxDecrypter
Step2_End(zeroProgress);
return !isCanceled;
var success = !IsCanceled;
if (success)
foreach (var path in multiPartFilePaths)
OnFileCreated(path);
return success;
}
private DownloadProgress Step2_Start()
@ -129,7 +145,7 @@ namespace AaxDecrypter
OnDecryptProgressUpdate(zeroProgress);
aaxFile.SetDecryptionKey(downloadLicense.AudibleKey, downloadLicense.AudibleIV);
aaxFile.SetDecryptionKey(DownloadLicense.AudibleKey, DownloadLicense.AudibleIV);
return zeroProgress;
}
@ -147,7 +163,7 @@ namespace AaxDecrypter
var chapterCount = 0;
aaxFile.ConvertToMultiMp4a(splitChapters, newSplitCallback =>
{
var fileName = GetMultipartFileName(outputFileName, ++chapterCount, newSplitCallback.Chapter.Title);
var fileName = GetMultipartFileName(++chapterCount, newSplitCallback.Chapter.Title);
if (File.Exists(fileName))
FileExt.SafeDelete(fileName);
newSplitCallback.OutputFile = File.Open(fileName, FileMode.OpenOrCreate);
@ -159,7 +175,7 @@ namespace AaxDecrypter
var chapterCount = 0;
aaxFile.ConvertToMultiMp3(splitChapters, newSplitCallback =>
{
var fileName = GetMultipartFileName(outputFileName, ++chapterCount, newSplitCallback.Chapter.Title);
var fileName = GetMultipartFileName(++chapterCount, newSplitCallback.Chapter.Title);
if (File.Exists(fileName))
FileExt.SafeDelete(fileName);
newSplitCallback.OutputFile = File.Open(fileName, FileMode.OpenOrCreate);
@ -167,28 +183,20 @@ namespace AaxDecrypter
});
}
private static string GetMultipartFileName(string baseFileName, int chapterCount, string chapterTitle)
// return. cache name for event call at end of processing
private string GetMultipartFileName(int chapterCount, string chapterTitle)
{
string extension = Path.GetExtension(baseFileName);
string extension = Path.GetExtension(OutputFileName);
var fileNameChars = $"{Path.GetFileNameWithoutExtension(baseFileName)} - {chapterCount:D2} - {chapterTitle}".ToCharArray();
var filenameBase = $"{Path.GetFileNameWithoutExtension(OutputFileName)} - {chapterCount:D2} - {chapterTitle}";
// Replace illegal path characters with spaces
var filenameBaseSafe = string.Join(" ", filenameBase.Split(Path.GetInvalidFileNameChars()));
var fileName = filenameBaseSafe.Truncate(MAX_FILENAME_LENGTH - extension.Length);
var path = Path.Combine(Path.GetDirectoryName(OutputFileName), fileName + extension);
//Replace illegal path characters with spaces.
for (int i = 0; i <fileNameChars.Length; i++)
{
foreach (var illegal in Path.GetInvalidFileNameChars())
{
if (fileNameChars[i] == illegal)
{
fileNameChars[i] = ' ';
break;
}
}
}
multiPartFilePaths.Add(path);
var fileName = new string(fileNameChars).Truncate(MAX_FILENAME_LENGTH - extension.Length);
return Path.Combine(Path.GetDirectoryName(baseFileName), fileName + extension);
return path;
}
private void AaxFile_ConversionProgressUpdate(object sender, ConversionProgressEventArgs e)
@ -213,13 +221,10 @@ namespace AaxDecrypter
public override void Cancel()
{
isCanceled = true;
IsCanceled = true;
aaxFile?.Cancel();
aaxFile?.Dispose();
CloseInputFileStream();
}
protected override int GetSpeedup(TimeSpan elapsed)
=> (int)(aaxFile.Duration.TotalSeconds / (long)elapsed.TotalSeconds);
}
}

64
AaxDecrypter/AudiobookDownloadBase.cs
View File

@ -21,44 +21,39 @@ namespace AaxDecrypter
public event EventHandler<byte[]> RetrievedCoverArt;
public event EventHandler<DownloadProgress> DecryptProgressUpdate;
public event EventHandler<TimeSpan> DecryptTimeRemaining;
public event EventHandler<string> FileCreated;
public string AppName { get; set; }
protected bool isCanceled { get; set; }
protected string outputFileName { get; }
protected string cacheDir { get; }
protected DownloadLicense downloadLicense { get; }
protected bool IsCanceled { get; set; }
protected string OutputFileName { get; }
protected string CacheDir { get; }
protected DownloadLicense DownloadLicense { get; }
protected NetworkFileStream InputFileStream => (nfsPersister ??= OpenNetworkFileStream()).NetworkFileStream;
protected abstract StepSequence steps { get; }
protected abstract StepSequence Steps { get; }
private NetworkFileStreamPersister nfsPersister;
private string jsonDownloadState => Path.Combine(cacheDir, Path.GetFileNameWithoutExtension(outputFileName) + ".json");
private string jsonDownloadState => Path.Combine(CacheDir, Path.GetFileNameWithoutExtension(OutputFileName) + ".json");
private string tempFile => PathLib.ReplaceExtension(jsonDownloadState, ".tmp");
public AudiobookDownloadBase(string outFileName, string cacheDirectory, DownloadLicense dlLic)
{
AppName = GetType().Name;
OutputFileName = ArgumentValidator.EnsureNotNullOrWhiteSpace(outFileName, nameof(outFileName));
ArgumentValidator.EnsureNotNullOrWhiteSpace(outFileName, nameof(outFileName));
outputFileName = outFileName;
var outDir = Path.GetDirectoryName(outputFileName);
var outDir = Path.GetDirectoryName(OutputFileName);
if (!Directory.Exists(outDir))
throw new ArgumentNullException(nameof(outDir), "Directory does not exist");
if (File.Exists(outputFileName))
File.Delete(outputFileName);
if (File.Exists(OutputFileName))
File.Delete(OutputFileName);
if (!Directory.Exists(cacheDirectory))
throw new ArgumentNullException(nameof(cacheDirectory), "Directory does not exist");
cacheDir = cacheDirectory;
CacheDir = cacheDirectory;
downloadLicense = ArgumentValidator.EnsureNotNull(dlLic, nameof(dlLic));
DownloadLicense = ArgumentValidator.EnsureNotNull(dlLic, nameof(dlLic));
}
public abstract void Cancel();
protected abstract int GetSpeedup(TimeSpan elapsed);
protected abstract bool Step2_DownloadAudiobookAsSingleFile();
protected abstract bool Step1_GetMetadata();
@ -72,7 +67,7 @@ namespace AaxDecrypter
public bool Run()
{
var (IsSuccess, Elapsed) = steps.Run();
var (IsSuccess, Elapsed) = Steps.Run();
if (!IsSuccess)
{
@ -80,7 +75,6 @@ namespace AaxDecrypter
return false;
}
//Serilog.Log.Logger.Information($"Speedup is {GetSpeedup(Elapsed)}x realtime.");
return true;
}
@ -96,6 +90,8 @@ namespace AaxDecrypter
=> DecryptProgressUpdate?.Invoke(this, downloadProgress);
protected void OnDecryptTimeRemaining(TimeSpan timeRemaining)
=> DecryptTimeRemaining?.Invoke(this, timeRemaining);
protected void OnFileCreated(string path)
=> FileCreated?.Invoke(this, path);
protected void CloseInputFileStream()
{
@ -108,57 +104,51 @@ namespace AaxDecrypter
// not a critical step. its failure should not prevent future steps from running
try
{
File.WriteAllText(PathLib.ReplaceExtension(outputFileName, ".cue"), Cue.CreateContents(Path.GetFileName(outputFileName), downloadLicense.ChapterInfo));
File.WriteAllText(PathLib.ReplaceExtension(OutputFileName, ".cue"), Cue.CreateContents(Path.GetFileName(OutputFileName), DownloadLicense.ChapterInfo));
}
catch (Exception ex)
{
Serilog.Log.Logger.Error(ex, $"{nameof(Step3_CreateCue)}. FAILED");
}
return !isCanceled;
return !IsCanceled;
}
protected bool Step4_Cleanup()
{
FileExt.SafeDelete(jsonDownloadState);
FileExt.SafeDelete(tempFile);
return !isCanceled;
return !IsCanceled;
}
private NetworkFileStreamPersister OpenNetworkFileStream()
{
NetworkFileStreamPersister nfsp;
if (!File.Exists(jsonDownloadState))
return NewNetworkFilePersister();
if (File.Exists(jsonDownloadState))
{
try
{
nfsp = new NetworkFileStreamPersister(jsonDownloadState);
var nfsp = new NetworkFileStreamPersister(jsonDownloadState);
// If More than ~1 hour has elapsed since getting the download url, it will expire.
// The new url will be to the same file.
nfsp.NetworkFileStream.SetUriForSameFile(new Uri(downloadLicense.DownloadUrl));
nfsp.NetworkFileStream.SetUriForSameFile(new Uri(DownloadLicense.DownloadUrl));
return nfsp;
}
catch
{
FileExt.SafeDelete(jsonDownloadState);
FileExt.SafeDelete(tempFile);
nfsp = NewNetworkFilePersister();
return NewNetworkFilePersister();
}
}
else
{
nfsp = NewNetworkFilePersister();
}
return nfsp;
}
private NetworkFileStreamPersister NewNetworkFilePersister()
{
var headers = new System.Net.WebHeaderCollection
{
{ "User-Agent", downloadLicense.UserAgent }
{ "User-Agent", DownloadLicense.UserAgent }
};
var networkFileStream = new NetworkFileStream(tempFile, new Uri(downloadLicense.DownloadUrl), 0, headers);
var networkFileStream = new NetworkFileStream(tempFile, new Uri(DownloadLicense.DownloadUrl), 0, headers);
return new NetworkFileStreamPersister(networkFileStream, jsonDownloadState);
}
}

24
AaxDecrypter/UnencryptedAudiobookDownloader.cs
View File

@ -10,13 +10,12 @@ namespace AaxDecrypter
{
public class UnencryptedAudiobookDownloader : AudiobookDownloadBase
{
protected override StepSequence steps { get; }
protected override StepSequence Steps { get; }
public UnencryptedAudiobookDownloader(string outFileName, string cacheDirectory, DownloadLicense dlLic)
: base(outFileName, cacheDirectory, dlLic)
{
steps = new StepSequence
Steps = new StepSequence
{
Name = "Download Mp3 Audiobook",
@ -29,21 +28,15 @@ namespace AaxDecrypter
public override void Cancel()
{
isCanceled = true;
IsCanceled = true;
CloseInputFileStream();
}
protected override int GetSpeedup(TimeSpan elapsed)
{
//Not implemented
return 0;
}
protected override bool Step1_GetMetadata()
{
OnRetrievedCoverArt(null);
return !isCanceled;
return !IsCanceled;
}
protected override bool Step2_DownloadAudiobookAsSingleFile()
@ -75,12 +68,13 @@ namespace AaxDecrypter
CloseInputFileStream();
if (File.Exists(outputFileName))
FileExt.SafeDelete(outputFileName);
if (File.Exists(OutputFileName))
FileExt.SafeDelete(OutputFileName);
FileExt.SafeMove(InputFileStream.SaveFilePath, outputFileName);
FileExt.SafeMove(InputFileStream.SaveFilePath, OutputFileName);
OnFileCreated(OutputFileName);
return !isCanceled;
return !IsCanceled;
}
}
}

2
AppScaffolding/AppScaffolding.csproj
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@ -3,7 +3,7 @@
<PropertyGroup>
<TargetFramework>net5.0</TargetFramework>
<Version>6.2.3.0</Version>
<Version>6.2.4.0</Version>
</PropertyGroup>
<ItemGroup>

1
FileLiberator/ConvertToMp3.cs
View File

@ -55,6 +55,7 @@ namespace FileLiberator
var mp3Path = Mp3FileName(m4bPath);
FileExt.SafeMove(mp3File.Name, mp3Path);
OnFileCreated(libraryBook.Book.AudibleProductId, FileManager.FileType.Audio, mp3Path);
var statusHandler = new StatusHandler();

35
FileLiberator/DownloadDecryptBook.cs
View File

@ -25,16 +25,16 @@ namespace FileLiberator
if (libraryBook.Book.Audio_Exists)
return new StatusHandler { "Cannot find decrypt. Final audio file already exists" };
var outputAudioFilename = await downloadAudiobookAsync(AudibleFileStorage.DownloadsInProgress, AudibleFileStorage.DecryptInProgress, libraryBook);
var outputAudioFilename = await downloadAudiobookAsync(libraryBook);
// decrypt failed
if (outputAudioFilename is null)
return new StatusHandler { "Decrypt failed" };
// moves files and returns dest dir
var moveResults = MoveFilesToBooksDir(libraryBook.Book, outputAudioFilename);
// moves new files from temp dir to final dest
var movedAudioFile = moveFilesToBooksDir(libraryBook.Book, outputAudioFilename);
if (!moveResults.movedAudioFile)
if (!movedAudioFile)
return new StatusHandler { "Cannot find final audio file after decryption" };
libraryBook.Book.UserDefinedItem.BookStatus = LiberatedStatus.Liberated;
@ -47,7 +47,7 @@ namespace FileLiberator
}
}
private async Task<string> downloadAudiobookAsync(string cacheDir, string destinationDir, LibraryBook libraryBook)
private async Task<string> downloadAudiobookAsync(LibraryBook libraryBook)
{
OnStreamingBegin($"Begin decrypting {libraryBook}");
@ -82,18 +82,20 @@ namespace FileLiberator
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()}");
var outFileName = Path.Combine(AudibleFileStorage.DecryptInProgress, $"{PathLib.ToPathSafeString(libraryBook.Book.Title)} [{libraryBook.Book.AudibleProductId}].{outputFormat.ToString().ToLower()}");
var cacheDir = AudibleFileStorage.DownloadsInProgress;
abDownloader = contentLic.DrmType == AudibleApi.Common.DrmType.Adrm
? new AaxcDownloadConverter(outFileName, cacheDir, audiobookDlLic, outputFormat, Configuration.Instance.SplitFilesByChapter)
: new UnencryptedAudiobookDownloader(outFileName, cacheDir, audiobookDlLic);
abDownloader.AppName = "Libation";
abDownloader.DecryptProgressUpdate += (_, progress) => OnStreamingProgressChanged(progress);
abDownloader.DecryptTimeRemaining += (_, remaining) => OnStreamingTimeRemaining(remaining);
abDownloader.RetrievedTitle += (_, title) => OnTitleDiscovered(title);
abDownloader.RetrievedAuthors += (_, authors) => OnAuthorsDiscovered(authors);
abDownloader.RetrievedNarrators += (_, narrators) => OnNarratorsDiscovered(narrators);
abDownloader.RetrievedCoverArt += AaxcDownloader_RetrievedCoverArt;
abDownloader.FileCreated += (_, path) => OnFileCreated(libraryBook.Book.AudibleProductId, FileType.Audio, path);
// REAL WORK DONE HERE
var success = await Task.Run(abDownloader.Run);
@ -123,41 +125,46 @@ namespace FileLiberator
}
}
private static (string destinationDir, bool movedAudioFile) MoveFilesToBooksDir(Book product, string outputAudioFilename)
/// <summary>Move new files to 'Books' directory</summary>
/// <returns>True if audiobook file(s) were successfully created and can be located on disk. Else false.</returns>
private static bool moveFilesToBooksDir(Book book, string outputAudioFilename)
{
// 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);
var destinationDir = AudibleFileStorage.Audio.GetDestDir(book.Title, book.AudibleProductId);
Directory.CreateDirectory(destinationDir);
var sortedFiles = getProductFilesSorted(product, outputAudioFilename);
var sortedFiles = getProductFilesSorted(book, outputAudioFilename);
var musicFileExt = Path.GetExtension(outputAudioFilename).Trim('.');
// audio filename: safetitle_limit50char + " [" + productId + "]." + audio_ext
var audioFileName = FileUtility.GetValidFilename(destinationDir, product.Title, musicFileExt, product.AudibleProductId);
var audioFileName = FileUtility.GetValidFilename(destinationDir, book.Title, musicFileExt, book.AudibleProductId);
bool movedAudioFile = false;
foreach (var f in sortedFiles)
{
var isAudio = AudibleFileStorage.Audio.IsFileTypeMatch(f);
var dest
= AudibleFileStorage.Audio.IsFileTypeMatch(f)//f.Extension.Equals($".{musicFileExt}", StringComparison.OrdinalIgnoreCase)
= isAudio
? 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);
: FileUtility.GetValidFilename(destinationDir, book.Title, f.Extension, book.AudibleProductId, musicFileExt);
if (Path.GetExtension(dest).Trim('.').ToLower() == "cue")
Cue.UpdateFileName(f, audioFileName);
File.Move(f.FullName, dest);
if (isAudio)
FilePathCache.Upsert(book.AudibleProductId, FileType.Audio, dest);
movedAudioFile |= AudibleFileStorage.Audio.IsFileTypeMatch(f);
}
AudibleFileStorage.Audio.Refresh();
return (destinationDir, movedAudioFile);
return movedAudioFile;
}
private static List<FileInfo> getProductFilesSorted(Book product, string outputAudioFilename)

1
FileLiberator/DownloadFile.cs
View File

@ -20,6 +20,7 @@ namespace FileLiberator
try
{
var actualDownloadedFilePath = await client.DownloadFileAsync(downloadUrl, proposedDownloadFilePath, progress);
OnFileCreated("Upgrade", FileManager.FileType.Zip, actualDownloadedFilePath);
return actualDownloadedFilePath;
}
finally

2
FileLiberator/DownloadPdf.cs
View File

@ -72,6 +72,8 @@ namespace FileLiberator
var client = new HttpClient();
var actualDownloadedFilePath = await client.DownloadFileAsync(downloadUrl, proposedDownloadFilePath, progress);
OnFileCreated(libraryBook.Book.AudibleProductId, FileType.PDF, actualDownloadedFilePath);
OnStatusUpdate(actualDownloadedFilePath);
return actualDownloadedFilePath;
}

9
FileLiberator/Streamable.cs
View File

@ -9,6 +9,8 @@ namespace FileLiberator
public event EventHandler<DownloadProgress> StreamingProgressChanged;
public event EventHandler<TimeSpan> StreamingTimeRemaining;
public event EventHandler<string> StreamingCompleted;
/// <summary>Fired when a file is successfully saved to disk</summary>
public event EventHandler<(string id, FileManager.FileType type, string path)> FileCreated;
protected void OnStreamingBegin(string filePath)
{
@ -30,8 +32,13 @@ namespace FileLiberator
{
Serilog.Log.Logger.Debug("Event fired {@DebugInfo}", new { Name = nameof(StreamingCompleted), Message = filePath });
StreamingCompleted?.Invoke(this, filePath);
}
//TODO: Update file cache
protected void OnFileCreated(string productId, FileManager.FileType type, string path)
{
Serilog.Log.Logger.Information("File created {@DebugInfo}", new { Name = nameof(FileCreated), productId, TypeId = (int)type, TypeName = type.ToString(), path });
FileManager.FilePathCache.Upsert(productId, type, path);
FileCreated?.Invoke(this, (productId, type, path));
}
}
}

14
FileManager/AudibleFileStorage.cs
View File

@ -8,7 +8,7 @@ using Dinah.Core.Collections.Generic;
namespace FileManager
{
public enum FileType { Unknown, Audio, AAXC, PDF }
public enum FileType { Unknown, Audio, AAXC, PDF, Zip }
public abstract class AudibleFileStorage : Enumeration<AudibleFileStorage>
{
@ -66,16 +66,9 @@ namespace FileManager
if (StorageDirectory == BooksDirectory)
{
//If user changed the BooksDirectory, reinitialize.
if (StorageDirectory != BookDirectoryFiles.RootDirectory)
{
lock (bookDirectoryFilesLocker)
{
if (StorageDirectory != BookDirectoryFiles.RootDirectory)
{
BookDirectoryFiles = new BackgroundFileSystem(StorageDirectory, "*.*", SearchOption.AllDirectories);
}
}
}
firstOrNull = BookDirectoryFiles.FindFile(regex);
}
@ -87,10 +80,9 @@ namespace FileManager
.FirstOrDefault(s => regex.IsMatch(s));
}
if (firstOrNull is null)
return null;
if (firstOrNull is not null)
FilePathCache.Upsert(productId, FileType, firstOrNull);
return firstOrNull;
}
#endregion

8
FileManager/FilePathCache.cs
View File

@ -58,7 +58,13 @@ namespace FileManager
public static void Upsert(string id, FileType type, string path)
{
if (!File.Exists(path))
throw new FileNotFoundException("Cannot add path to cache. File not found");
{
// file not found can happen after rapid move
System.Threading.Thread.Sleep(100);
if (!File.Exists(path))
throw new FileNotFoundException($"Cannot add path to cache. File not found. Id={id} FileType={type}", path);
}
var entry = cache.SingleOrDefault(i => i.Id == id && i.FileType == type);