101 lines
5.3 KiB
C#
101 lines
5.3 KiB
C#
using MetadataExtractor;
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using System.Text.Json;
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using View_by_Distance.Metadata.Models.Stateless;
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using View_by_Distance.Metadata.Models.Stateless.Methods;
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using View_by_Distance.Shared.Models;
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using View_by_Distance.Shared.Models.Properties;
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namespace View_by_Distance.Metadata.Models;
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public class A_Metadata
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{
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private readonly IMetadataConfiguration _AAConfiguration;
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private readonly bool _PropertiesChangedForMetadata;
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private readonly bool _ForceMetadataLastWriteTimeToCreationTime;
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private readonly IReadOnlyDictionary<string, string[]> _FileGroups;
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public A_Metadata(IMetadataConfiguration aAConfiguration, bool forceMetadataLastWriteTimeToCreationTime, bool propertiesChangedForMetadata)
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{
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_AAConfiguration = aAConfiguration;
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_PropertiesChangedForMetadata = propertiesChangedForMetadata;
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_ForceMetadataLastWriteTimeToCreationTime = forceMetadataLastWriteTimeToCreationTime;
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string bResultsFullGroupDirectory = Shared.Models.Stateless.Methods.IResult.GetResultsFullGroupDirectory(_AAConfiguration,
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nameof(A_Metadata),
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string.Empty,
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includeResizeGroup: false,
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includeModel: false,
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includePredictorModel: false);
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_FileGroups = Shared.Models.Stateless.Methods.IPath.GetKeyValuePairs(aAConfiguration, bResultsFullGroupDirectory, [aAConfiguration.ResultSingleton]);
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}
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public ExifDirectory GetMetadataCollection(IMetadataConfiguration metadataConfiguration, string file, NameWithoutExtension nameWithoutExtension)
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{
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ExifDirectory? results;
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string fileName = Path.GetFileName(file);
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string fileExtensionLowered = Path.GetExtension(file).ToLower();
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(_, int directoryIndex) = Shared.Models.Stateless.Methods.IPath.GetDirectoryNameAndIndex(_AAConfiguration.ResultAllInOneSubdirectoryLength, fileName);
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FileInfo fileInfo = new(Path.Combine(_FileGroups[_AAConfiguration.ResultSingleton][directoryIndex], $"{nameWithoutExtension.FileNameWithoutExtension}{fileExtensionLowered}.json"));
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if (_ForceMetadataLastWriteTimeToCreationTime && !fileInfo.Exists && File.Exists(Path.ChangeExtension(fileInfo.FullName, ".delete")))
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{
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File.Move(Path.ChangeExtension(fileInfo.FullName, ".delete"), fileInfo.FullName);
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fileInfo.Refresh();
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}
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if (_ForceMetadataLastWriteTimeToCreationTime && fileInfo.Exists && fileInfo.LastWriteTime != fileInfo.CreationTime)
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{
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File.SetLastWriteTime(fileInfo.FullName, fileInfo.CreationTime);
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fileInfo.Refresh();
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}
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if (_PropertiesChangedForMetadata)
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results = null;
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else if (!fileInfo.Exists)
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results = null;
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else if (!fileInfo.FullName.EndsWith(".json") && !fileInfo.FullName.EndsWith(".old"))
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throw new ArgumentException("must be a *.json file");
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else
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{
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string json = File.ReadAllText(fileInfo.FullName);
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try
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{
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results = JsonSerializer.Deserialize(json, ExifDirectorySourceGenerationContext.Default.ExifDirectory);
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if (results is null)
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throw new Exception();
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}
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catch (Exception)
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{
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results = null;
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}
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}
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if (results is null)
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{
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System.Drawing.Size? size;
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try
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{ size = Dimensions.GetDimensions(file); }
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catch (Exception) { size = null; }
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IReadOnlyList<MetadataExtractor.Directory> directories = ImageMetadataReader.ReadMetadata(file);
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results = Exif.Covert(file, fileInfo, size, directories);
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string json = JsonSerializer.Serialize(results, ExifDirectorySourceGenerationContext.Default.ExifDirectory);
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if (Shared.Models.Stateless.Methods.IPath.WriteAllText(fileInfo.FullName, json, updateDateWhenMatches: false, compareBeforeWrite: true, updateToWhenMatches: null) && _ForceMetadataLastWriteTimeToCreationTime)
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{
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File.SetLastWriteTime(fileInfo.FullName, fileInfo.CreationTime);
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fileInfo.Refresh();
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}
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}
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return results;
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}
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public static Action<string> GetResultCollection(IMetadataConfiguration metadataConfiguration, A_Metadata metadata, List<ExifDirectory> exifDirectories, Action tick)
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{
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return file =>
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{
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tick.Invoke();
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string fileNameWithoutExtension = Path.GetFileNameWithoutExtension(file);
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NameWithoutExtension nameWithoutExtension = Shared.Models.Stateless.Methods.IId.GetNameWithoutExtension(metadataConfiguration, fileNameWithoutExtension);
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lock (exifDirectories)
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exifDirectories.Add(metadata.GetMetadataCollection(metadataConfiguration, file, nameWithoutExtension));
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};
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}
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} |