114 lines
3.2 KiB
C#
114 lines
3.2 KiB
C#
using System;
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using System.IO;
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using System.Threading.Tasks;
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using AAXClean;
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using AAXClean.Codecs;
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using FileManager;
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namespace AaxDecrypter
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{
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public class AaxcDownloadSingleConverter : AaxcDownloadConvertBase
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{
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public AaxcDownloadSingleConverter(string outFileName, string cacheDirectory, IDownloadOptions dlOptions)
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: base(outFileName, cacheDirectory, dlOptions) { }
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public override async Task<bool> RunAsync()
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{
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try
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{
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Serilog.Log.Information("Begin download and convert Aaxc To {format}", DownloadOptions.OutputFormat);
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//Step 1
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Serilog.Log.Information("Begin Step 1: Get Aaxc Metadata");
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if (await Task.Run(Step_GetMetadata))
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Serilog.Log.Information("Completed Step 1: Get Aaxc Metadata");
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else
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{
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Serilog.Log.Information("Failed to Complete Step 1: Get Aaxc Metadata");
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return false;
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}
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//Step 2
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Serilog.Log.Information("Begin Step 2: Download Decrypted Audiobook");
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if (await Step_DownloadAudiobookAsSingleFile())
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Serilog.Log.Information("Completed Step 2: Download Decrypted Audiobook");
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else
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{
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Serilog.Log.Information("Failed to Complete Step 2: Download Decrypted Audiobook");
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return false;
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}
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//Step 3
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Serilog.Log.Information("Begin Step 3: Create Cue");
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if (await Task.Run(Step_CreateCue))
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Serilog.Log.Information("Completed Step 3: Create Cue");
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else
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{
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Serilog.Log.Information("Failed to Complete Step 3: Create Cue");
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return false;
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}
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//Step 4
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Serilog.Log.Information("Begin Step 4: Cleanup");
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if (await Task.Run(Step_Cleanup))
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Serilog.Log.Information("Completed Step 4: Cleanup");
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else
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{
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Serilog.Log.Information("Failed to Complete Step 4: Cleanup");
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return false;
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}
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Serilog.Log.Information("Completed download and convert Aaxc To {format}", DownloadOptions.OutputFormat);
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return true;
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}
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catch (Exception ex)
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{
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Serilog.Log.Error(ex, "Error encountered in download and convert Aaxc To {format}", DownloadOptions.OutputFormat);
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return false;
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}
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}
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private async Task<bool> Step_DownloadAudiobookAsSingleFile()
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{
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var zeroProgress = Step_DownloadAudiobook_Start();
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FileUtility.SaferDelete(OutputFileName);
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var outputFile = File.Open(OutputFileName, FileMode.OpenOrCreate, FileAccess.ReadWrite);
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OnFileCreated(OutputFileName);
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AaxFile.ConversionProgressUpdate += AaxFile_ConversionProgressUpdate;
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ConversionResult decryptionResult = await decryptAsync(outputFile);
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AaxFile.ConversionProgressUpdate -= AaxFile_ConversionProgressUpdate;
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Step_DownloadAudiobook_End(zeroProgress);
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var success = decryptionResult == ConversionResult.NoErrorsDetected && !IsCanceled;
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if (success)
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base.OnFileCreated(OutputFileName);
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return success;
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}
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private Task<ConversionResult> decryptAsync(Stream outputFile)
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=> DownloadOptions.OutputFormat == OutputFormat.Mp3 ?
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AaxFile.ConvertToMp3Async
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(
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outputFile,
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DownloadOptions.LameConfig,
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DownloadOptions.ChapterInfo,
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DownloadOptions.TrimOutputToChapterLength
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)
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: DownloadOptions.FixupFile ?
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AaxFile.ConvertToMp4aAsync
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(
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outputFile,
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DownloadOptions.ChapterInfo,
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DownloadOptions.TrimOutputToChapterLength
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)
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: AaxFile.ConvertToMp4aAsync(outputFile);
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}
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}
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