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cache local artwork on disk (#217)

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This commit is contained in:
Jason Dove
2021-05-26 19:49:08 -05:00
committed by GitHub
parent 84770ed250
commit 6504ca10a8
9 changed files with 116 additions and 94 deletions
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ErsatzTV.Infrastructure/Images/ImageCache.cs
+20 -2
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@@ -50,7 +50,7 @@ namespace ErsatzTV.Infrastructure.Images
{
byte[] hash = Crypto.ComputeHash(imageBuffer);
string hex = BitConverter.ToString(hash).Replace("-", string.Empty);
string subfolder = hex.Substring(0, 2);
string subfolder = hex[..2];
string baseFolder = artworkKind switch
{
ArtworkKind.Poster => Path.Combine(FileSystemLayout.PosterCacheFolder, subfolder),
@@ -82,7 +82,7 @@ namespace ErsatzTV.Infrastructure.Images
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 subfolder = hex[..2];
string baseFolder = artworkKind switch
{
ArtworkKind.Poster => Path.Combine(FileSystemLayout.PosterCacheFolder, subfolder),
@@ -102,5 +102,23 @@ namespace ErsatzTV.Infrastructure.Images
return BaseError.New(ex.ToString());
}
}
public string GetPathForImage(string fileName, ArtworkKind artworkKind, Option<int> maybeMaxHeight)
{
string subfolder = maybeMaxHeight.Match(
maxHeight => Path.Combine(maxHeight.ToString(), fileName[..2]),
() => fileName[..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
};
return Path.Combine(baseFolder, fileName);
}
}
}