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Convert IProcessable to abstract class Processable.

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This commit is contained in:
Michael Bucari-Tovo 2021-10-05 16:10:56 -06:00
parent be5e18d977
commit 6e66314605
11 changed files with 143 additions and 141 deletions
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25
FileLiberator/ConvertToMp3.cs
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@ -12,39 +12,32 @@ using System.Threading.Tasks;
namespace FileLiberator
{
public class ConvertToMp3 : IAudioDecodable
public class ConvertToMp3 : Processable, IAudioDecodable
{
private Mp4File m4bBook;
public event EventHandler<TimeSpan> StreamingTimeRemaining;
public event EventHandler<Action<byte[]>> RequestCoverArt;
public event EventHandler<string> TitleDiscovered;
public event EventHandler<string> AuthorsDiscovered;
public event EventHandler<string> NarratorsDiscovered;
public event EventHandler<byte[]> CoverImageDiscovered;
public event EventHandler<string> StreamingBegin;
public event EventHandler<DownloadProgress> StreamingProgressChanged;
public event EventHandler<string> StreamingCompleted;
public event EventHandler<LibraryBook> Begin;
public event EventHandler<string> StatusUpdate;
public event EventHandler<LibraryBook> Completed;
private long fileSize;
private string Mp3FileName(string m4bPath) => m4bPath is null ? string.Empty : PathLib.ReplaceExtension(m4bPath, ".mp3");
public void Cancel() => m4bBook?.Cancel();
public bool Validate(LibraryBook libraryBook)
public override bool Validate(LibraryBook libraryBook)
{
var path = AudibleFileStorage.Audio.GetPath(libraryBook.Book.AudibleProductId);
return path?.ToLower()?.EndsWith(".m4b") == true && !File.Exists(Mp3FileName(path));
}
public async Task<StatusHandler> ProcessAsync(LibraryBook libraryBook)
public override async Task<StatusHandler> ProcessAsync(LibraryBook libraryBook)
{
Begin?.Invoke(this, libraryBook);
OnBegin(libraryBook);
StreamingBegin?.Invoke(this, $"Begin converting {libraryBook} to mp3");
OnStreamingBegin($"Begin converting {libraryBook} to mp3");
try
{
@ -78,8 +71,8 @@ namespace FileLiberator
}
finally
{
StreamingCompleted?.Invoke(this, $"Completed converting to mp3: {libraryBook.Book.Title}");
Completed?.Invoke(this, libraryBook);
OnStreamingCompleted($"Completed converting to mp3: {libraryBook.Book.Title}");
OnCompleted(libraryBook);
}
}
@ -90,11 +83,11 @@ namespace FileLiberator
double estTimeRemaining = remainingSecsToProcess / e.ProcessSpeed;
if (double.IsNormal(estTimeRemaining))
StreamingTimeRemaining?.Invoke(this, TimeSpan.FromSeconds(estTimeRemaining));
OnStreamingTimeRemaining(TimeSpan.FromSeconds(estTimeRemaining));
double progressPercent = 100 * e.ProcessPosition.TotalSeconds / duration.TotalSeconds;
StreamingProgressChanged?.Invoke(this,
OnStreamingProgressChanged(
new DownloadProgress
{
ProgressPercentage = progressPercent,