timothy/ersatztv
1
0
Fork 0
Code Issues 51 Pull Requests 5 Actions Packages Projects Releases 9 Wiki Activity

cache artwork async (#117)

Browse Source
This commit is contained in:
Jason Dove
2021-03-30 11:09:47 +00:00
committed by GitHub
parent 745b03af73
commit 9ea4459988
7 changed files with 113 additions and 53 deletions
Download Patch File Download Diff File Expand all files Collapse all files
ErsatzTV.Infrastructure/Images/ImageCache.cs
+31 -17
View File
@@ -8,6 +8,7 @@ using ErsatzTV.Core.Domain;
using ErsatzTV.Core.Interfaces.Images;
using ErsatzTV.Core.Interfaces.Metadata;
using LanguageExt;
using Microsoft.Extensions.Logging;
using SixLabors.ImageSharp;
using SixLabors.ImageSharp.Formats.Jpeg;
using SixLabors.ImageSharp.Processing;
@@ -18,10 +19,15 @@ namespace ErsatzTV.Infrastructure.Images
{
private static readonly SHA1CryptoServiceProvider Crypto;
private readonly ILocalFileSystem _localFileSystem;
private readonly ILogger<ImageCache> _logger;
static ImageCache() => Crypto = new SHA1CryptoServiceProvider();
public ImageCache(ILocalFileSystem localFileSystem) => _localFileSystem = localFileSystem;
public ImageCache(ILocalFileSystem localFileSystem, ILogger<ImageCache> logger)
{
_localFileSystem = localFileSystem;
_logger = logger;
}
public async Task<Either<BaseError, byte[]>> ResizeImage(byte[] imageBuffer, int height)
{
@@ -75,24 +81,32 @@ namespace ErsatzTV.Infrastructure.Images
}
}
public string CopyArtworkToCache(string path, ArtworkKind artworkKind)
public async Task<Either<BaseError, string>> CopyArtworkToCache(string path, ArtworkKind artworkKind)
{
var filenameKey = $"{path}:{_localFileSystem.GetLastWriteTime(path).ToFileTimeUtc()}";
byte[] hash = Crypto.ComputeHash(Encoding.UTF8.GetBytes(filenameKey));
string hex = BitConverter.ToString(hash).Replace("-", string.Empty);
string subfolder = hex.Substring(0, 2);
string baseFolder = artworkKind switch
try
{
ArtworkKind.Poster => Path.Combine(FileSystemLayout.PosterCacheFolder, subfolder),
ArtworkKind.Thumbnail => Path.Combine(FileSystemLayout.ThumbnailCacheFolder, subfolder),
ArtworkKind.Logo => Path.Combine(FileSystemLayout.LogoCacheFolder, subfolder),
ArtworkKind.FanArt => Path.Combine(FileSystemLayout.FanArtCacheFolder, subfolder),
_ => FileSystemLayout.LegacyImageCacheFolder
};
string target = Path.Combine(baseFolder, hex);
_localFileSystem.CopyFile(path, target);
return hex;
var filenameKey = $"{path}:{_localFileSystem.GetLastWriteTime(path).ToFileTimeUtc()}";
byte[] hash = Crypto.ComputeHash(Encoding.UTF8.GetBytes(filenameKey));
string hex = BitConverter.ToString(hash).Replace("-", string.Empty);
string subfolder = hex.Substring(0, 2);
string baseFolder = artworkKind switch
{
ArtworkKind.Poster => Path.Combine(FileSystemLayout.PosterCacheFolder, subfolder),
ArtworkKind.Thumbnail => Path.Combine(FileSystemLayout.ThumbnailCacheFolder, subfolder),
ArtworkKind.Logo => Path.Combine(FileSystemLayout.LogoCacheFolder, subfolder),
ArtworkKind.FanArt => Path.Combine(FileSystemLayout.FanArtCacheFolder, subfolder),
_ => FileSystemLayout.LegacyImageCacheFolder
};
string target = Path.Combine(baseFolder, hex);
Either<BaseError, Unit> maybeResult = await _localFileSystem.CopyFile(path, target);
return maybeResult.Match<Either<BaseError, string>>(
_ => hex,
error => error);
}
catch (Exception ex)
{
return BaseError.New(ex.ToString());
}
}
}
}