Exif Helper

Helpers/Exif/HelperExif.cs

@@ -0,0 +1,49 @@
+using File_Folder_Helper.Models.Exif;
+using File_Folder_Helper.Models.Face;
+using Microsoft.Extensions.Logging;
+using System.Collections.ObjectModel;
+using System.Text.Json;
+
+namespace File_Folder_Helper.Helpers.Exif;
+
+internal static class HelperExif
+{
+
+    private static ReadOnlyCollection<FaceFile> GetCollection(ExifDirectoryBase[]? exifDirectoryBases)
+    {
+        List<FaceFile> results = [];
+        if (exifDirectoryBases is not null)
+        {
+            string? json;
+            FaceFile[]? collection;
+            foreach (ExifDirectoryBase exifDirectoryBase in exifDirectoryBases)
+            {
+                json = exifDirectoryBase.Artist;
+                if (string.IsNullOrEmpty(json))
+                    continue;
+                collection = JsonSerializer.Deserialize(json, FaceFileCollectionGenerationContext.Default.FaceFileArray);
+                if (collection is null)
+                    continue;
+                results.AddRange(collection);
+            }
+        }
+        return new(results);
+    }
+
+    internal static void DragAndDrop(ILogger<Worker> logger, string argZero)
+    {
+        FileInfo fileInfo = new(argZero);
+        logger.LogInformation("<{argZero}> exists", argZero);
+        ExifDirectory exifDirectory = Exif.GetExifDirectory(fileInfo);
+        ReadOnlyCollection<FaceFile> collection = GetCollection(exifDirectory.ExifBaseDirectories);
+        logger.LogInformation("<{collection}> value", collection.Count);
+        foreach (FaceFile faceFile in collection)
+        {
+            if (faceFile.MappingFromPerson is null)
+                logger.LogInformation("<{Confidence}> value", faceFile.Location?.Confidence);
+            else
+                logger.LogInformation("<{DisplayDirectoryName}> value", faceFile.MappingFromPerson.DisplayDirectoryName);
+        }
+    }
+
+}