Init

Shared/Models/Stateless/IExif.cs

@@ -0,0 +1,148 @@
+namespace View_by_Distance.Shared.Models.Stateless;
+
+public interface IExif
+{
+
+    enum Tags : ushort
+    {
+        GPSVersionID = 0,
+        GPSLatitudeRef = 1,
+        GPSLatitude = 2,
+        GPSLongitudeRef = 3,
+        GPSLongitude = 4,
+        GPSAltitudeRef = 5,
+        GPSAltitude = 6,
+        GPSTimestamp = 7,
+        GPSSatellites = 8,
+        GPSStatus = 9,
+        GPSMeasureMode = 10,
+        GPSDOP = 11,
+        GPSSpeedRef = 12,
+        GPSSpeed = 13,
+        GPSTrackRef = 14,
+        GPSTrack = 15,
+        GPSImgDirectionRef = 16,
+        GPSImgDirection = 17,
+        GPSMapDatum = 18,
+        GPSDestLatitudeRef = 19,
+        GPSDestLatitude = 20,
+        GPSDestLongitudeRef = 21,
+        GPSDestLongitude = 22,
+        GPSDestBearingRef = 23,
+        GPSDestBearing = 24,
+        GPSDestDistanceRef = 25,
+        GPSDestDistance = 26,
+        GPSProcessingMethod = 27,
+        GPSAreaInformation = 28,
+        GPSDateStamp = 29,
+        GPSDifferential = 30,
+        GPSHPositioningError = 31,
+        ImageWidth = 256,
+        ImageLength = 257,
+        BitsPerSample = 258,
+        Compression = 259,
+        PhotometricInterpretation = 262,
+        ImageDescription = 270,
+        Make = 271,
+        Model = 272,
+        StripOffsets = 273,
+        Orientation = 274,
+        SamplesPerPixel = 277,
+        RowsPerStrip = 278,
+        StripByteCounts = 279,
+        XResolution = 282,
+        YResolution = 283,
+        PlanarConfiguration = 284,
+        ResolutionUnit = 296,
+        TransferFunction = 301,
+        Software = 305,
+        DateTime = 306,
+        Artist = 315,
+        WhitePoint = 318,
+        PrimaryChromaticities = 319,
+        JPEGInterchangeFormat = 513,
+        JPEGInterchangeFormatLength = 514,
+        YCbCrCoefficients = 529,
+        YCbCrSubSampling = 530,
+        YCbCrPositioning = 531,
+        ReferenceBlackWhite = 532,
+        Copyright = 33432,
+        ExposureTime = 33434,
+        FNumber = 33437,
+        ExposureProgram = 34850,
+        SpectralSensitivity = 34852,
+        ISOSpeedRatings = 34855,
+#pragma warning disable CA1069
+        PhotographicSensitivity = 34855,
+#pragma warning restore CA1069
+        OECF = 34856,
+        SensitivityType = 34864,
+        StandardOutputSensitivity = 34865,
+        RecommendedExposureIndex = 34866,
+        ISOSpeed = 34867,
+        ISOSpeedLatitudeyyy = 34868,
+        ISOSpeedLatitudezzz = 34869,
+        ExifVersion = 36864,
+        DateTimeOriginal = 36867,
+        DateTimeDigitized = 36868,
+        ComponentsConfiguration = 37121,
+        CompressedBitsPerPixel = 37122,
+        ShutterSpeedValue = 37377,
+        ApertureValue = 37378,
+        BrightnessValue = 37379,
+        ExposureBiasValue = 37380,
+        MaxApertureValue = 37381,
+        SubjectDistance = 37382,
+        MeteringMode = 37383,
+        LightSource = 37384,
+        Flash = 37385,
+        FocalLength = 37386,
+        SubjectArea = 37396,
+        MakerNote = 37500,
+        UserComment = 37510,
+        SubsecTime = 37520,
+        SubsecTimeOriginal = 37521,
+        SubsecTimeDigitized = 37522,
+        XPTitle = 40091,
+        XPComment = 40092,
+        XPAuthor = 40093,
+        XPKeywords = 40094,
+        XPSubject = 40095,
+        FlashpixVersion = 40960,
+        ColorSpace = 40961,
+        PixelXDimension = 40962,
+        PixelYDimension = 40963,
+        RelatedSoundFile = 40964,
+        FlashEnergy = 41483,
+        SpatialFrequencyResponse = 41484,
+        FocalPlaneXResolution = 41486,
+        FocalPlaneYResolution = 41487,
+        FocalPlaneResolutionUnit = 41488,
+        SubjectLocation = 41492,
+        ExposureIndex = 41493,
+        SensingMethod = 41495,
+        FileSource = 41728,
+        SceneType = 41729,
+        CFAPattern = 41730,
+        CustomRendered = 41985,
+        ExposureMode = 41986,
+        WhiteBalance = 41987,
+        DigitalZoomRatio = 41988,
+        FocalLengthIn35mmFilm = 41989,
+        SceneCaptureType = 41990,
+        GainControl = 41991,
+        Contrast = 41992,
+        Saturation = 41993,
+        Sharpness = 41994,
+        DeviceSettingDescription = 41995,
+        SubjectDistanceRange = 41996,
+        ImageUniqueID = 42016,
+        CameraOwnerName = 42032,
+        BodySerialNumber = 42033,
+        LensSpecification = 42034,
+        LensMake = 42035,
+        LensModel = 42036,
+        LensSerialNumber = 42037
+    }
+
+}

Shared/Models/Stateless/Methods/Face.cs

@@ -0,0 +1,99 @@
+using System.Text.Json;
+
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+internal abstract class Face
+{
+
+    internal static string GetJson(string jsonFileFullName)
+    {
+        string result;
+        FileInfo fileInfo;
+        string fileSegment = "FileSegment";
+        result = File.ReadAllText(jsonFileFullName);
+        if (result.Contains(fileSegment))
+        {
+            fileInfo = new FileInfo(jsonFileFullName);
+            result = result.Replace(fileSegment, nameof(Properties.IIndex.RelativePaths)).Replace("\\\\", "/");
+            File.WriteAllText(fileInfo.FullName, result);
+            File.SetLastWriteTime(fileInfo.FullName, fileInfo.LastWriteTime);
+        }
+        if (result.Contains("/u0"))
+        {
+            fileInfo = new FileInfo(jsonFileFullName);
+            result = result.Replace("/u0", "\\u0");
+            File.WriteAllText(fileInfo.FullName, result);
+            File.SetLastWriteTime(fileInfo.FullName, fileInfo.LastWriteTime);
+        }
+        return result;
+    }
+
+    private static JsonElement[] GetJsonElements(string jsonFileFullName)
+    {
+        string json = GetJson(jsonFileFullName);
+        JsonElement[]? jsonElements = JsonSerializer.Deserialize<JsonElement[]>(json);
+        if (jsonElements is null)
+            throw new Exception();
+        return jsonElements;
+    }
+
+    private static List<Models.Face> GetFaces(string jsonFileFullName, int? maximum)
+    {
+        List<Models.Face> results = new();
+        Tuple<Models.Face, string>? tuple;
+        JsonElement[] jsonElements = GetJsonElements(jsonFileFullName);
+        foreach (JsonElement jsonElement in jsonElements)
+        {
+            tuple = JsonSerializer.Deserialize<Tuple<Models.Face, string>>(jsonElement.ToString());
+            if (tuple is null || tuple.Item1 is null || string.IsNullOrEmpty(tuple.Item1.RelativePath))
+                continue;
+            results.Add(tuple.Item1);
+            if (maximum.HasValue && results.Count >= maximum)
+                break;
+        }
+        return results;
+    }
+
+    internal static Models.Face GetFace(string jsonFileFullName)
+    {
+        Models.Face? result;
+        List<Models.Face> results = GetFaces(jsonFileFullName, maximum: 1);
+        if (!results.Any())
+            throw new Exception();
+        result = results[0];
+        return result;
+    }
+
+    internal static Models.Face[] GetFaces(string jsonFileFullName)
+    {
+        List<Models.Face> results = GetFaces(jsonFileFullName, maximum: null);
+        return results.ToArray();
+    }
+
+    internal static double Getα(int x1, int x2, int y1, int y2)
+    {
+        double result;
+        if (y1 == y2)
+            result = 0;
+        else
+        {
+            int b;
+            if (x1 > x2)
+                b = x1 - x2;
+            else
+                b = x2 - x1;
+            int a;
+            if (y1 > y2)
+                a = y1 - y2;
+            else
+                a = y2 - y1;
+            double c = Math.Sqrt(Math.Pow(a, 2) + Math.Pow(b, 2));
+            if (y1 < y2)
+                result = (180 / Math.PI) * Math.Asin(a / c);
+            else
+                result = (180 / Math.PI) * Math.Asin(a / c) * -1;
+        }
+        return result;
+    }
+
+}

Shared/Models/Stateless/Methods/FaceFileSystem.cs

@@ -0,0 +1,83 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+internal abstract class FaceFileSystem
+{ // ...
+
+    internal static void SearchForMissingFile(string fullFileName, FileInfo fileInfo, string dataFullFileName)
+    {
+        if (fileInfo is null || string.IsNullOrEmpty(fileInfo.FullName))
+            fileInfo = new FileInfo(fullFileName);
+        if (Directory.Exists(fileInfo.DirectoryName))
+            throw new Exception($"File [{fileInfo.Name}] <{fullFileName}> doesn't exist!");
+        else
+        {
+            string? parentDirectoryName = Path.GetDirectoryName(fileInfo.DirectoryName);
+            if (!Directory.Exists(parentDirectoryName))
+                throw new Exception($"Parent directory <{parentDirectoryName}> doesn't exist!");
+            else
+            {
+                string[] files = Directory.GetFiles(parentDirectoryName, Path.GetFileName(fullFileName), SearchOption.AllDirectories);
+                if (!files.Any())
+                    throw new Exception($"File [{fileInfo.Name}] <{fullFileName}> doesn't exist (deep search)!");
+                else
+                {
+                    if (string.IsNullOrEmpty(dataFullFileName) && !dataFullFileName.EndsWith(".json"))
+                        throw new Exception($"Maybe file <{Path.GetFileNameWithoutExtension(fullFileName)}> was moved to <{files[0]}>!");
+                    else
+                    {
+                        string json = File.ReadAllText(dataFullFileName);
+                        if (!json.Contains("MesaFab"))
+                            throw new Exception($"Maybe file <{Path.GetFileNameWithoutExtension(fullFileName)}> was moved to <{files[0]}> (unkown)!");
+                        else
+                        {
+                            json = json.Replace("MesaFab", "Mesa Fab");
+                            fileInfo = new FileInfo(dataFullFileName);
+                            File.WriteAllText(fileInfo.FullName, json);
+                            File.SetLastWriteTime(fileInfo.FullName, fileInfo.LastWriteTime);
+                            _ = new FileInfo(fullFileName);
+                        }
+                    }
+                }
+            }
+        }
+    }
+
+    internal static Models.FaceFileSystem[] GetFaceFileSystemCollection(string requestPath, (string RootResultsDirectoryAbsoluteUri, string C_ResizeContentDirectory, string D_FacesContentDirectory, string E_DistanceCollectionDirectory) tuple, string selectedFileFullName)
+    {
+        List<Models.FaceFileSystem> results = new();
+        FileInfo fileInfo;
+        int? locationIndex;
+        string jsonFileName;
+        string? directoryName;
+        string fileNameWithoutExtension;
+        Models.FaceFileSystem faceFileSystem;
+        string eDistanceCollectionfileFullName;
+        Models.Face[] face = Face.GetFaces(selectedFileFullName);
+        string extension = Path.GetExtension(selectedFileFullName);
+        for (int i = 0; i < face.Length; i++)
+        {
+            if (face[i] is null)
+                continue;
+            locationIndex = face[i].LocationIndex;
+            if (locationIndex is null)
+                locationIndex = 0;
+            else
+                locationIndex = locationIndex.Value;
+            directoryName = Path.GetDirectoryName(face[i].RelativePath);
+            if (directoryName is null)
+                continue;
+            fileNameWithoutExtension = Path.GetFileNameWithoutExtension(face[i].RelativePath);
+            jsonFileName = string.Concat(locationIndex.Value, " - ", fileNameWithoutExtension, extension);
+            eDistanceCollectionfileFullName = string.Concat(tuple.E_DistanceCollectionDirectory, Path.Combine(directoryName, fileNameWithoutExtension, jsonFileName));
+            if (i == 0 && extension is ".json" && eDistanceCollectionfileFullName != selectedFileFullName)
+                throw new Exception();
+            fileInfo = new(eDistanceCollectionfileFullName);
+            if (!fileInfo.Exists)
+                throw new Exception($"File <{eDistanceCollectionfileFullName}> doesn't exist!");
+            faceFileSystem = new Models.FaceFileSystem(requestPath, tuple.RootResultsDirectoryAbsoluteUri.Length, tuple.C_ResizeContentDirectory, tuple.D_FacesContentDirectory, fileInfo.FullName, face[i]);
+            results.Add(faceFileSystem);
+        }
+        return results.ToArray();
+    }
+
+}

Shared/Models/Stateless/Methods/FileSystem.cs

@@ -0,0 +1,50 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+internal abstract class FileSystem
+{ // ...
+
+    internal static List<Models.FileSystem> GetFileSystemCollection(string requestPath, (string RootResultsDirectoryAbsoluteUri, string C_ResizeContentDirectory, string D_FacesContentDirectory, string E_DistanceCollectionDirectory) tuple, string[] directories, string[] files, bool all)
+    {
+        List<Models.FileSystem> results = new();
+        Models.Face face;
+        DirectoryInfo directoryInfo;
+        Models.FileSystem fileSystem;
+        Models.FaceFileSystem faceFileSystem;
+        IEnumerator<string> subDirectoryFiles;
+        List<Models.FaceFileSystem> faceFileSystemCollection = new();
+        for (int i = 0; i < directories.Length; i++)
+        {
+            subDirectoryFiles = Directory.EnumerateFiles(directories[i], "*.json", SearchOption.TopDirectoryOnly).GetEnumerator();
+            if (!subDirectoryFiles.MoveNext())
+            {
+                directoryInfo = new(directories[i]);
+                fileSystem = new Models.DirectoryFileSystem(directoryInfo);
+                results.Add(fileSystem);
+            }
+            else
+            {
+                for (int j = 0; j < int.MaxValue; j++)
+                {
+                    face = Face.GetFace(subDirectoryFiles.Current);
+                    faceFileSystem = new Models.FaceFileSystem(requestPath, tuple.RootResultsDirectoryAbsoluteUri.Length, tuple.C_ResizeContentDirectory, tuple.D_FacesContentDirectory, subDirectoryFiles.Current, face);
+                    if (!all)
+                        results.Add(faceFileSystem);
+                    else
+                        faceFileSystemCollection.Add(faceFileSystem);
+                    if (!all || !subDirectoryFiles.MoveNext())
+                        break;
+                }
+            }
+        }
+        for (int i = 0; i < files.Length; i++)
+        {
+            face = Face.GetFace(files[i]);
+            faceFileSystem = new Models.FaceFileSystem(requestPath, tuple.RootResultsDirectoryAbsoluteUri.Length, tuple.C_ResizeContentDirectory, tuple.D_FacesContentDirectory, files[i], face);
+            results.Add(faceFileSystem);
+        }
+        if (all)
+            results.AddRange(faceFileSystemCollection);
+        return results;
+    }
+
+}

Shared/Models/Stateless/Methods/IBackgroundPage.cs

@@ -0,0 +1,10 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+public interface IBackgroundPage
+{
+
+    void OnGet(bool? message_clear = null, bool? exceptions_clear = null, bool? set_is_primary_instance = null);
+
+    static string GetRouteName() => nameof(IBackgroundPage).Replace("Page", string.Empty)[1..];
+
+}

Shared/Models/Stateless/Methods/IDirectoryFileSystem.cs

@@ -0,0 +1,6 @@
+namespace View_by_Distance.Shared.Models.Methods;
+
+public interface IDirectoryFileSystem
+{
+
+}

Shared/Models/Stateless/Methods/IFace.cs

@@ -0,0 +1,16 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+public interface IFace
+{ // ...
+
+    double TestStatic_Getα(int x1, int x2, int y1, int y2);
+    string TestStatic_GetJson(string jsonFileFullName);
+    Models.Face TestStatic_GetFace(string jsonFileFullName);
+    Models.Face[] TestStatic_GetFaces(string jsonFileFullName);
+
+    static double Getα(int x1, int x2, int y1, int y2) => Face.Getα(x1, x2, y1, y2);
+    static string GetJson(string jsonFileFullName) => Face.GetJson(jsonFileFullName);
+    static Models.Face GetFace(string jsonFileFullName) => Face.GetFace(jsonFileFullName);
+    static Models.Face[] GetFaces(string jsonFileFullName) => Face.GetFaces(jsonFileFullName);
+
+}

Shared/Models/Stateless/Methods/IFaceFileSystem.cs

@@ -0,0 +1,12 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+public interface IFaceFileSystem : IFileSystem
+{ // ...
+
+    void TestStatic_SearchForMissingFile(string fullFileName, FileInfo fileInfo, string dataFullFileName);
+    Models.FaceFileSystem[][] TestStatic_GetFaceFileSystemCollection(string requestPath, string rootResultsDirectory, (string RootResultsDirectoryAbsoluteUri, string C_ResizeContentDirectory, string D_FacesContentDirectory, string E_DistanceCollectionDirectory) tuple, string selectedFileFullName);
+
+    static void SearchForMissingFile(string fullFileName, FileInfo fileInfo, string dataFullFileName) => FaceFileSystem.SearchForMissingFile(fullFileName, fileInfo, dataFullFileName);
+    static Models.FaceFileSystem[] GetFaceFileSystemCollection(string requestPath, (string RootResultsDirectoryAbsoluteUri, string C_ResizeContentDirectory, string D_FacesContentDirectory, string E_DistanceCollectionDirectory) tuple, string selectedFileFullName) => FaceFileSystem.GetFaceFileSystemCollection(requestPath, tuple, selectedFileFullName);
+
+}

Shared/Models/Stateless/Methods/IFileSystem.cs

@@ -0,0 +1,10 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+public interface IFileSystem
+{ // ...
+
+    List<Models.FileSystem> TestStatic_GetFileSystemCollection(string requestPath, string rootResultsDirectory, (string RootResultsDirectoryAbsoluteUri, string C_ResizeContentDirectory, string D_FacesContentDirectory, string E_DistanceCollectionDirectory) tuple, string[] directories, string[] files, bool all);
+
+    static List<Models.FileSystem> GetFileSystemCollection(string requestPath, (string RootResultsDirectoryAbsoluteUri, string C_ResizeContentDirectory, string D_FacesContentDirectory, string E_DistanceCollectionDirectory) tuple, string[] directories, string[] files, bool all) => FileSystem.GetFileSystemCollection(requestPath, tuple, directories, files, all);
+
+}

Shared/Models/Stateless/Methods/IIndex.cs

@@ -0,0 +1,10 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+public interface IIndex
+{ // ...
+
+    string TestStatic_GetJson(string jsonFileFullName, FileInfo fileInfo);
+
+    static string GetJson(string jsonFileFullName, FileInfo fileInfo) => Index.GetJson(jsonFileFullName, fileInfo);
+
+}

Shared/Models/Stateless/Methods/IMetadataFile.cs

@@ -0,0 +1,8 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+public interface IMetadataFile
+{
+
+    // ...
+
+}

Shared/Models/Stateless/Methods/IMetadataFileCollection.cs

@@ -0,0 +1,12 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+public interface IMetadataFileCollection
+{
+
+    Dictionary<string, List<KeyValuePair<string, string>>> TestStatic_GetDefaultValue() => MetadataFileCollection.GetDefaultValue(); // {{1}}SingletonValue
+
+    static Dictionary<string, List<KeyValuePair<string, string>>> GetDefaultValue() => MetadataFileCollection.GetDefaultValue(); // {{1}}SingletonValue
+
+    // ...
+
+}

Shared/Models/Stateless/Methods/IMetadataFileId.cs

@@ -0,0 +1,12 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+public interface IMetadataFileId
+{
+
+    string TestStatic_GetDefaultValue() => MetadataFileId.GetDefaultValue(); // {{1}}SingletonValue
+
+    static string GetDefaultValue() => MetadataFileId.GetDefaultValue(); // {{1}}SingletonValue
+
+    // ...
+
+}

Shared/Models/Stateless/Methods/IMethodName.cs

@@ -0,0 +1,10 @@
+using System.Runtime.CompilerServices;
+
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+public interface IMethodName
+{
+
+    static string? GetActualAsyncMethodName([CallerMemberName] string? name = null) => name;
+
+}

Shared/Models/Stateless/Methods/IPerson.cs

@@ -0,0 +1,23 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+public interface IPerson
+{
+
+    // ...
+
+    Dictionary<DateTime, string[]> TestStatic_Split(string knownPeopleFile);
+    static Dictionary<DateTime, string[]> Split(string knownPeopleFile) => Person.Split(knownPeopleFile);
+
+    Models.Person[] TestStatic_GetPeople(Models.Properties.IStorage storage);
+    static Models.Person[] GetPeople(Models.Properties.IStorage storage) => Person.GetPeople(storage);
+
+    void TestStatic_SavePerson(Models.Properties.IStorage storage, Models.Person person);
+    static void SavePerson(Models.Properties.IStorage storage, Models.Person person) => Person.SavePerson(storage, person);
+
+    string TestStatic_GetFileFullName(Models.Properties.IStorage storage, Models.Person person);
+    static string GetFileFullName(Models.Properties.IStorage storage, Models.Person person) => PersonBirthday.GetFileFullName(storage, person.Birthday);
+
+    Models.Person TestStatic_CreatePerson(Models.Properties.IStorage storage, Models.PersonBirthday birthday, Models.PersonName name, List<Models.PersonComment> comments, List<Models.PersonURL> urls, List<Models.PersonNumber> numbers, List<Models.PersonEmail> emails, List<Models.PersonAddress> addresses);
+    static Models.Person CreatePerson(Models.Properties.IStorage storage, Models.PersonBirthday birthday, Models.PersonName name, List<Models.PersonComment> comments, List<Models.PersonURL> urls, List<Models.PersonNumber> numbers, List<Models.PersonEmail> emails, List<Models.PersonAddress> addresses) => Person.CreatePerson(storage, birthday, name, comments, urls, numbers, emails, addresses);
+
+}

Shared/Models/Stateless/Methods/IPersonAddress.cs

@@ -0,0 +1,8 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+public interface IPersonAddress
+{
+
+    // ...
+
+}

Shared/Models/Stateless/Methods/IPersonAddressCity.cs

@@ -0,0 +1,12 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+public interface IPersonAddressCity
+{
+
+    string TestStatic_GetDefaultValue() => PersonAddressCity.GetDefaultValue(); // {{1}}SingletonValue
+
+    static string GetDefaultValue() => PersonAddressCity.GetDefaultValue(); // {{1}}SingletonValue
+
+    // ...
+
+}

Shared/Models/Stateless/Methods/IPersonAddressState.cs

@@ -0,0 +1,12 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+public interface IPersonAddressState
+{
+
+    string TestStatic_GetDefaultValue() => PersonAddressState.GetDefaultValue(); // {{1}}SingletonValue
+
+    static string GetDefaultValue() => PersonAddressState.GetDefaultValue(); // {{1}}SingletonValue
+
+    // ...
+
+}

Shared/Models/Stateless/Methods/IPersonAddressStreet.cs

@@ -0,0 +1,12 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+public interface IPersonAddressStreet
+{
+
+    string TestStatic_GetDefaultValue() => PersonAddressStreet.GetDefaultValue(); // {{1}}SingletonValue
+
+    static string GetDefaultValue() => PersonAddressStreet.GetDefaultValue(); // {{1}}SingletonValue
+
+    // ...
+
+}

Shared/Models/Stateless/Methods/IPersonAddressZipCode.cs

@@ -0,0 +1,12 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+public interface IPersonAddressZipCode
+{
+
+    string TestStatic_GetDefaultValue() => PersonAddressZipCode.GetDefaultValue(); // {{1}}SingletonValue
+
+    static string GetDefaultValue() => PersonAddressZipCode.GetDefaultValue(); // {{1}}SingletonValue
+
+    // ...
+
+}

Shared/Models/Stateless/Methods/IPersonBirthday.cs

@@ -0,0 +1,30 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+public interface IPersonBirthday
+{
+
+    DateTime TestStatic_GetDefaultValue() => PersonBirthday.GetDefaultValue(); // {{1}}SingletonValue
+
+    static DateTime GetDefaultValue() => PersonBirthday.GetDefaultValue(); // {{1}}SingletonValue
+
+    // ...
+
+    string TestStatic_GetFormat() => PersonBirthday.GetFormat();
+    static string GetFormat() => PersonBirthday.GetFormat();
+
+    Models.PersonBirthday TestStatic_GetNextBirthdate(Models.Properties.IStorage storage) => PersonBirthday.GetNextBirthdate(storage);
+    static Models.PersonBirthday GetNextBirthdate(Models.Properties.IStorage storage) => PersonBirthday.GetNextBirthdate(storage);
+
+    string TestStatic_GetFormated(Models.PersonBirthday personBirthday) => PersonBirthday.GetFormated(personBirthday);
+    static string GetFormated(Models.PersonBirthday personBirthday) => PersonBirthday.GetFormated(personBirthday);
+
+    string TestStatic_GetFileName(Models.PersonBirthday personBirthday) => PersonBirthday.GetFileName(personBirthday);
+    static string GetFileName(Models.PersonBirthday personBirthday) => PersonBirthday.GetFileName(personBirthday);
+
+    bool TestStatic_DoesBirthDateExits(Models.Properties.IStorage storage, Models.PersonBirthday personBirthday) => DoesBirthDateExits(storage, personBirthday);
+    static bool DoesBirthDateExits(Models.Properties.IStorage storage, Models.PersonBirthday personBirthday) => DoesBirthDateExits(storage, personBirthday);
+
+    string TestStatic_GetFileFullName(Models.Properties.IStorage storage, Models.PersonBirthday personBirthday) => PersonBirthday.GetFileFullName(storage, personBirthday);
+    static string GetFileFullName(Models.Properties.IStorage storage, Models.PersonBirthday personBirthday) => PersonBirthday.GetFileFullName(storage, personBirthday);
+
+}

Shared/Models/Stateless/Methods/IPersonComment.cs

@@ -0,0 +1,12 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+public interface IPersonComment
+{
+
+    string TestStatic_GetDefaultValue() => PersonComment.GetDefaultValue(); // <{1}>PluralValue
+
+    static string GetDefaultValue() => PersonComment.GetDefaultValue(); // <{1}>PluralValue
+
+    // ...
+
+}

Shared/Models/Stateless/Methods/IPersonEmail.cs

@@ -0,0 +1,12 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+public interface IPersonEmail
+{
+
+    string TestStatic_GetDefaultValue() => PersonEmail.GetDefaultValue(); // <{1}>PluralValue
+
+    static string GetDefaultValue() => PersonEmail.GetDefaultValue(); // <{1}>PluralValue
+
+    // ...
+
+}

Shared/Models/Stateless/Methods/IPersonId.cs

@@ -0,0 +1,12 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+public interface IPersonId
+{
+
+    long TestStatic_GetDefaultValue() => PersonId.GetDefaultValue(); // {{1}}SingletonValue
+
+    static long GetDefaultValue() => PersonId.GetDefaultValue(); // {{1}}SingletonValue
+
+    // ...
+
+}

Shared/Models/Stateless/Methods/IPersonName.cs

@@ -0,0 +1,8 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+public interface IPersonName
+{
+
+    // ...
+
+}

Shared/Models/Stateless/Methods/IPersonNameAlias.cs

@@ -0,0 +1,12 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+public interface IPersonNameAlias
+{
+
+    string TestStatic_GetDefaultValue() => PersonNameAlias.GetDefaultValue(); // {{1}}SingletonValue
+
+    static string GetDefaultValue() => PersonNameAlias.GetDefaultValue(); // {{1}}SingletonValue
+
+    // ...
+
+}

Shared/Models/Stateless/Methods/IPersonNameFirst.cs

@@ -0,0 +1,12 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+public interface IPersonNameFirst
+{
+
+    string TestStatic_GetDefaultValue() => PersonNameFirst.GetDefaultValue(); // {{1}}SingletonValue
+
+    static string GetDefaultValue() => PersonNameFirst.GetDefaultValue(); // {{1}}SingletonValue
+
+    // ...
+
+}

Shared/Models/Stateless/Methods/IPersonNameLast.cs

@@ -0,0 +1,12 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+public interface IPersonNameLast
+{
+
+    string TestStatic_GetDefaultValue() => PersonNameLast.GetDefaultValue(); // {{1}}SingletonValue
+
+    static string GetDefaultValue() => PersonNameLast.GetDefaultValue(); // {{1}}SingletonValue
+
+    // ...
+
+}

Shared/Models/Stateless/Methods/IPersonNameMiddle.cs

@@ -0,0 +1,12 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+public interface IPersonNameMiddle
+{
+
+    string TestStatic_GetDefaultValue() => PersonNameMiddle.GetDefaultValue(); // {{1}}SingletonValue
+
+    static string GetDefaultValue() => PersonNameMiddle.GetDefaultValue(); // {{1}}SingletonValue
+
+    // ...
+
+}

Shared/Models/Stateless/Methods/IPersonNumber.cs

@@ -0,0 +1,12 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+public interface IPersonNumber
+{
+
+    string TestStatic_GetDefaultValue() => PersonNumber.GetDefaultValue(); // <{1}>PluralValue
+
+    static string GetDefaultValue() => PersonNumber.GetDefaultValue(); // <{1}>PluralValue
+
+    // ...
+
+}

Shared/Models/Stateless/Methods/IPersonURL.cs

@@ -0,0 +1,12 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+public interface IPersonURL
+{
+
+    string TestStatic_GetDefaultValue() => PersonURL.GetDefaultValue(); // <{1}>PluralValue
+
+    static string GetDefaultValue() => PersonURL.GetDefaultValue(); // <{1}>PluralValue
+
+    // ...
+
+}

Shared/Models/Stateless/Methods/IStorage.cs

@@ -0,0 +1,14 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+public interface IStorage
+{
+
+    // ...
+
+    bool TestStatic_WriteAllText(string path, string contents, bool compareBeforeWrite);
+    static bool WriteAllText(string path, string contents, bool compareBeforeWrite) => Storage.WriteAllText(path, contents, compareBeforeWrite);
+
+    (string RootResultsDirectoryAbsoluteUri, string C_ResizeContentDirectory, string D_FacesContentDirectory, string E_DistanceCollectionDirectory) TestStatic_GetTuple(Models.Properties.IStorage storage);
+    static (string RootResultsDirectoryAbsoluteUri, string C_ResizeContentDirectory, string D_FacesContentDirectory, string E_DistanceCollectionDirectory) GetTuple(Models.Properties.IStorage storage) => new(new Uri(storage.RootResultsDirectory).AbsoluteUri, Path.Combine(storage.ResizeRootDirectory, "()"), Path.Combine(storage.FaceRootDirectory, "()"), Path.Combine(storage.DistanceResultRootDirectory, "[]"));
+
+}

Shared/Models/Stateless/Methods/IWorkingDirectory.cs

@@ -0,0 +1,8 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+public interface IWorkingDirectory
+{
+
+    static string GetWorkingDirectory(string? executingAssemblyName, string subDirectoryName) => WorkingDirectory.GetWorkingDirectory(executingAssemblyName, subDirectoryName);
+
+}

Shared/Models/Stateless/Methods/ImageHelper.cs

@@ -0,0 +1,130 @@
+using System.Drawing;
+
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+internal abstract class ImageHelper
+{
+
+    private static bool StartsWith(byte[] thisBytes, byte[] thatBytes)
+    {
+        for (int i = 0; i < thatBytes.Length; i += 1)
+        {
+            if (thisBytes[i] != thatBytes[i])
+                return false;
+        }
+        return true;
+    }
+
+    private static short ReadLittleEndianInt16(BinaryReader binaryReader)
+    {
+        byte[] bytes = new byte[sizeof(short)];
+        for (int i = 0; i < sizeof(short); i += 1)
+            bytes[sizeof(short) - 1 - i] = binaryReader.ReadByte();
+        return BitConverter.ToInt16(bytes, 0);
+    }
+
+    private static int ReadLittleEndianInt32(BinaryReader binaryReader)
+    {
+        byte[] bytes = new byte[sizeof(int)];
+        for (int i = 0; i < sizeof(int); i += 1)
+            bytes[sizeof(int) - 1 - i] = binaryReader.ReadByte();
+        return BitConverter.ToInt32(bytes, 0);
+    }
+
+    private static Size DecodeBitmap(BinaryReader binaryReader)
+    {
+        _ = binaryReader.ReadBytes(16);
+        int width = binaryReader.ReadInt32();
+        int height = binaryReader.ReadInt32();
+        return new Size(width, height);
+    }
+
+    private static Size DecodeGif(BinaryReader binaryReader)
+    {
+        int width = binaryReader.ReadInt16();
+        int height = binaryReader.ReadInt16();
+        return new Size(width, height);
+    }
+
+    private static Size DecodePng(BinaryReader binaryReader)
+    {
+        _ = binaryReader.ReadBytes(8);
+        int width = ReadLittleEndianInt32(binaryReader);
+        int height = ReadLittleEndianInt32(binaryReader);
+        return new Size(width, height);
+    }
+
+    private static Size DecodeJfif(BinaryReader binaryReader)
+    {
+        while (binaryReader.ReadByte() == 0xff)
+        {
+            byte marker = binaryReader.ReadByte();
+            short chunkLength = ReadLittleEndianInt16(binaryReader);
+            if (marker == 0xc0)
+            {
+                _ = binaryReader.ReadByte();
+                int height = ReadLittleEndianInt16(binaryReader);
+                int width = ReadLittleEndianInt16(binaryReader);
+                return new Size(width, height);
+            }
+            _ = binaryReader.ReadBytes(chunkLength - 2);
+        }
+        throw new ArgumentException("Could not recognize image format.");
+    }
+
+    /// <summary>
+    /// Gets the dimensions of an image.
+    /// </summary>
+    /// <param name="path">The path of the image to get the dimensions of.</param>
+    /// <returns>The dimensions of the specified image.</returns>
+    /// <exception cref="ArgumentException">The image was of an unrecognized format.</exception>    
+    public static Size GetDimensions(BinaryReader binaryReader, int? faceRight, int? faceBottom)
+    {
+        Size? result = null;
+        Dictionary<byte[], Func<BinaryReader, Size>> _ImageFormatDecoders = new()
+        {
+            { new byte[] { 0x42, 0x4D }, DecodeBitmap },
+            { new byte[] { 0x47, 0x49, 0x46, 0x38, 0x37, 0x61 }, DecodeGif },
+            { new byte[] { 0x47, 0x49, 0x46, 0x38, 0x39, 0x61 }, DecodeGif },
+            { new byte[] { 0x89, 0x50, 0x4E, 0x47, 0x0D, 0x0A, 0x1A, 0x0A }, DecodePng },
+            { new byte[] { 0xff, 0xd8 }, DecodeJfif },
+        };
+        int maxMagicBytesLength = _ImageFormatDecoders.Keys.OrderByDescending(x => x.Length).First().Length;
+        byte[] magicBytes = new byte[maxMagicBytesLength];
+        for (int i = 0; i < maxMagicBytesLength; i += 1)
+        {
+            magicBytes[i] = binaryReader.ReadByte();
+            foreach (KeyValuePair<byte[], Func<BinaryReader, Size>> kvPair in _ImageFormatDecoders)
+            {
+                if (!StartsWith(magicBytes, kvPair.Key))
+                    continue;
+                result = kvPair.Value(binaryReader);
+                break;
+            }
+            if (result is not null)
+                break;
+        }
+        if (result is null)
+        {
+            if (faceRight is null || faceBottom is null)
+                throw new Exception("face is null!");
+            result = new(faceRight.Value, faceBottom.Value);
+        }
+        return result.Value;
+    }
+
+    /// <summary>
+    /// Gets the dimensions of an image.
+    /// </summary>
+    /// <param name="path">The path of the image to get the dimensions of.</param>
+    /// <returns>The dimensions of the specified image.</returns>
+    /// <exception cref="ArgumentException">The image was of an unrecognized format.</exception>
+    public static Size GetDimensions(string path, int? faceRight, int? faceBottom)
+    {
+        Size result;
+        using BinaryReader binaryReader = new(File.OpenRead(path));
+        result = GetDimensions(binaryReader, faceRight, faceBottom);
+        return result;
+    }
+
+}

Shared/Models/Stateless/Methods/Index.cs

@@ -0,0 +1,31 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+internal abstract class Index
+{
+
+    internal static string GetJson(string jsonFileFullName, FileInfo fileInfo)
+    {
+        string result;
+        string fileSegment = "FileSegment";
+        string fileSegmentCollection = "FileSegmentCollection";
+        result = File.ReadAllText(jsonFileFullName).Replace("Goolgle", "Google");
+        if (result.Contains(fileSegment) || result.Contains(fileSegmentCollection))
+        {
+            if (fileInfo is null)
+                fileInfo = new FileInfo(jsonFileFullName);
+            result = result.Replace(fileSegmentCollection, nameof(Properties.IIndex.RelativePaths)).Replace("\\\\", "/");
+            File.WriteAllText(fileInfo.FullName, result);
+            File.SetLastWriteTime(fileInfo.FullName, fileInfo.LastWriteTime);
+        }
+        if (result.Contains("/u0"))
+        {
+            if (fileInfo is null)
+                fileInfo = new FileInfo(jsonFileFullName);
+            result = result.Replace("/u0", "\\u0");
+            File.WriteAllText(fileInfo.FullName, result);
+            File.SetLastWriteTime(fileInfo.FullName, fileInfo.LastWriteTime);
+        }
+        return result;
+    }
+
+}

Shared/Models/Stateless/Methods/MetadataFile.cs

@@ -0,0 +1,8 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+internal abstract class MetadataFile
+{
+
+    // ...
+
+}

Shared/Models/Stateless/Methods/MetadataFileCollection.cs

@@ -0,0 +1,10 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+internal abstract class MetadataFileCollection
+{
+
+    internal static Dictionary<string, List<KeyValuePair<string, string>>> GetDefaultValue() => new(); // {{1}}SingletonValue
+
+    // ...
+
+}

Shared/Models/Stateless/Methods/MetadataFileId.cs

@@ -0,0 +1,10 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+internal abstract class MetadataFileId
+{
+
+    internal static string GetDefaultValue() => string.Empty; // {{1}}SingletonValue
+
+    // ...
+
+}

Shared/Models/Stateless/Methods/Person.cs

@@ -0,0 +1,229 @@
+using System.Text.Json;
+
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+internal abstract class Person
+{
+
+    // ...
+
+    private static List<string> ValidatePerson(Models.Properties.IStorage storage, Models.PersonId id, Models.PersonBirthday birthday, Models.PersonName name)
+    {
+        List<string> results = new();
+        if (birthday is null)
+            throw new Exception("Birthday must be supplied!");
+        if (birthday.Value > DateTime.Now)
+            results.Add("Birthday must be in the past!");
+        if (id is null)
+            throw new Exception("Birthday must be supplied!");
+        if (id.Value != birthday.Value.Ticks)
+            results.Add("Id must be Birthday ticks!");
+        if (name.First is null || string.IsNullOrEmpty(name.First.Value))
+            results.Add("Fist Name must be supplied!");
+        if (PersonBirthday.DoesBirthDateExits(storage, birthday))
+            results.Add("Birthdate already exits!");
+        return results;
+    }
+
+    internal static Models.Person CreatePerson(Models.Properties.IStorage storage, Models.PersonBirthday birthday, Models.PersonName name, List<Models.PersonComment> comments, List<Models.PersonURL> urls, List<Models.PersonNumber> numbers, List<Models.PersonEmail> emails, List<Models.PersonAddress> addresses)
+    {
+        Models.Person result;
+        Models.PersonId id = new(birthday.Value.Ticks);
+        if (birthday.Value == DateTime.MinValue)
+            birthday = PersonBirthday.GetNextBirthdate(storage);
+        List<string> results = ValidatePerson(storage, id, birthday, name);
+        if (results.Any())
+            throw new Exception(string.Join(Environment.NewLine, results));
+        if (comments is null)
+            comments = new();
+        if (urls is null)
+            urls = new();
+        if (numbers is null)
+            numbers = new();
+        if (emails is null)
+            emails = new();
+        if (addresses is null)
+            addresses = new();
+        result = new(id, birthday, name, comments, urls, numbers, emails, addresses);
+        return result;
+    }
+
+    internal static Dictionary<DateTime, string[]> Split(string knownPeopleFile)
+    {
+        Dictionary<DateTime, string[]> results = new();
+        string[] segments;
+        DateTime personKey;
+        List<string> temporarySegments;
+        const string KeyFormat = "yyyy-MM-dd_HH";
+        DateTime incrementDate = new(1500, 1, 1);
+        string[] lines = File.ReadAllLines(knownPeopleFile);
+        _ = incrementDate.AddDays(lines.Length);
+        System.Globalization.CultureInfo cultureInfo = System.Globalization.CultureInfo.InvariantCulture;
+        foreach (string line in lines)
+        {
+            if (string.IsNullOrEmpty(line))
+                continue;
+            segments = line.Replace(" //", "\t//").Split('\t');
+            if (segments.Length < 1)
+                continue;
+            if (segments[0].Length != KeyFormat.Length || !segments[0].Contains('-') || !segments[0].Contains('_'))
+            {
+                temporarySegments = segments.ToList();
+                temporarySegments.Insert(0, incrementDate.ToString(KeyFormat));
+                segments = temporarySegments.ToArray();
+                incrementDate = incrementDate.AddDays(1);
+            }
+            personKey = DateTime.ParseExact(segments[0], KeyFormat, cultureInfo);
+            if (results.ContainsKey(personKey))
+                continue;
+            results.Add(personKey, segments);
+        }
+        int countBefore = results.Count;
+        DateTime minimumDateTime = results.Keys.Min();
+        for (int i = 1; i < (1000 - countBefore); i++)
+        {
+            personKey = minimumDateTime.AddDays(i * -1);
+            results.Add(personKey, new string[] { personKey.ToString(KeyFormat) });
+        }
+        return results.OrderBy(l => l.Key).ToDictionary(l => l.Key, l => l.Value);
+    }
+
+    internal static Dictionary<DateTime, PersonImport> GetPersonCollection(string knownPeopleFile)
+    {
+        Dictionary<DateTime, PersonImport> results = new();
+        string name;
+        DateTime key;
+        string comment;
+        string oldName;
+        string mergeName;
+        PersonImport person;
+        Dictionary<DateTime, string[]> splitLines = Split(knownPeopleFile);
+        foreach (KeyValuePair<DateTime, string[]> splitLine in splitLines)
+        {
+            name = string.Empty;
+            key = splitLine.Key;
+            comment = string.Empty;
+            oldName = string.Empty;
+            mergeName = string.Empty;
+            if (splitLine.Value.Length > 1)
+            {
+                foreach (string segment in splitLine.Value)
+                {
+                    if (!segment.Contains('*'))
+                        continue;
+                    mergeName = segment.Split('*')[1].Split('\t')[0];
+                }
+                if (splitLine.Value[1].StartsWith("//"))
+                    comment = splitLine.Value[1];
+                else
+                    name = splitLine.Value[1].Split('\t')[0];
+                if (splitLine.Value.Length > 2)
+                    comment = splitLine.Value[2];
+            }
+            person = new(key, name, mergeName, oldName, comment);
+            results.Add(splitLine.Key, person);
+        }
+        return results;
+    }
+
+    internal static void SavePerson(Models.Properties.IStorage storage, Models.Person person)
+    {
+        string fileName = IPerson.GetFileFullName(storage, person);
+        string json = JsonSerializer.Serialize(person, new JsonSerializerOptions { WriteIndented = true });
+        _ = IStorage.WriteAllText(fileName, json, compareBeforeWrite: true);
+    }
+
+    private static List<Models.Person> GetPeopleFromText(Models.Properties.IStorage storage, string localKnownPeopleFile)
+    {
+        List<Models.Person> results = new();
+        string comment;
+        Models.Person person;
+        Models.PersonName name;
+        List<Models.PersonURL> urls;
+        Models.PersonBirthday birthday;
+        List<Models.PersonEmail> emails = new();
+        List<Models.PersonNumber> numbers = new();
+        List<Models.PersonComment> comments = new();
+        List<Models.PersonAddress> addresses = new();
+        Dictionary<DateTime, PersonImport> keyValuePairs = GetPersonCollection(localKnownPeopleFile);
+        foreach (KeyValuePair<DateTime, PersonImport> keyValuePair in keyValuePairs)
+        {
+            if (string.IsNullOrEmpty(keyValuePair.Value.Name))
+                continue;
+            urls = new();
+            birthday = new(keyValuePair.Key);
+            name = PersonName.Create(keyValuePair.Value.Name);
+            if (name.First is null || string.IsNullOrEmpty(name.First.Value))
+                continue;
+            if (!string.IsNullOrEmpty(keyValuePair.Value.Comment))
+            {
+                comment = keyValuePair.Value.Comment[2..];
+                if (!string.IsNullOrEmpty(comment))
+                {
+                    if (comment.StartsWith("http://") || comment.StartsWith("https://"))
+                        urls.Add(new(new(comment)));
+                    else
+                        comments.Add(new(new(comment)));
+                }
+            }
+            if (!string.IsNullOrEmpty(keyValuePair.Value.OldName))
+                comments.Add(new(new(keyValuePair.Value.OldName)));
+            person = IPerson.CreatePerson(storage, birthday, name, comments, urls, numbers, emails, addresses);
+            SavePerson(storage, person);
+            results.Add(person);
+        }
+        return results;
+    }
+
+    internal static Models.Person[] GetPeople(Models.Properties.IStorage storage)
+    {
+        List<Models.Person> results = new();
+        string json;
+        string[] files;
+        FileInfo fileInfo;
+        Models.Person? person;
+        string localKnownPeopleFile;
+        DateTime dateTime = DateTime.MinValue;
+        string directory = Path.Combine(storage.PeopleRootDirectory, "{}");
+        if (!Directory.Exists(directory))
+            _ = Directory.CreateDirectory(directory);
+        if (!Directory.Exists(storage.RootDirectory))
+            localKnownPeopleFile = string.Empty;
+        else
+        {
+            files = Directory.GetFiles(storage.RootDirectory, "*People*.txt", SearchOption.TopDirectoryOnly);
+            if (files.Any())
+                localKnownPeopleFile = files[0];
+            else
+                localKnownPeopleFile = string.Empty;
+        }
+        files = Directory.GetFiles(directory, "*.json", SearchOption.TopDirectoryOnly);
+        if (!files.Any() && string.IsNullOrEmpty(localKnownPeopleFile))
+            throw new Exception("Copy \"KnownPeople.txt\" file from server!");
+        foreach (string file in files)
+        {
+            fileInfo = new(file);
+            if (dateTime < fileInfo.LastWriteTime)
+                dateTime = fileInfo.LastWriteTime;
+            json = File.ReadAllText(file);
+            person = JsonSerializer.Deserialize<Models.Person>(json);
+            if (person is null)
+                continue;
+            results.Add(person);
+        }
+        if (!results.Any())
+            results = GetPeopleFromText(storage, localKnownPeopleFile);
+        else if (!string.IsNullOrEmpty(localKnownPeopleFile))
+        {
+            fileInfo = new FileInfo(localKnownPeopleFile);
+            if (fileInfo.LastWriteTime > dateTime)
+            {
+                foreach (string file in files)
+                    File.Delete(file);
+                results = GetPeopleFromText(storage, localKnownPeopleFile);
+            }
+        }
+        return results.ToArray();
+    }
+
+}

Shared/Models/Stateless/Methods/PersonAddress.cs

@@ -0,0 +1,8 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+internal abstract class PersonAddress
+{
+
+    // ...
+
+}

Shared/Models/Stateless/Methods/PersonAddressCity.cs

@@ -0,0 +1,10 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+internal abstract class PersonAddressCity
+{
+
+    internal static string GetDefaultValue() => string.Empty; // {{1}}SingletonValue
+
+    // ...
+
+}

Shared/Models/Stateless/Methods/PersonAddressState.cs

@@ -0,0 +1,10 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+internal abstract class PersonAddressState
+{
+
+    internal static string GetDefaultValue() => string.Empty; // {{1}}SingletonValue
+
+    // ...
+
+}

Shared/Models/Stateless/Methods/PersonAddressStreet.cs

@@ -0,0 +1,10 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+internal abstract class PersonAddressStreet
+{
+
+    internal static string GetDefaultValue() => string.Empty; // {{1}}SingletonValue
+
+    // ...
+
+}

Shared/Models/Stateless/Methods/PersonAddressZipCode.cs

@@ -0,0 +1,10 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+internal abstract class PersonAddressZipCode
+{
+
+    internal static string GetDefaultValue() => string.Empty; // {{1}}SingletonValue
+
+    // ...
+
+}

Shared/Models/Stateless/Methods/PersonBirthday.cs

@@ -0,0 +1,16 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+internal abstract class PersonBirthday
+{
+
+    internal static DateTime GetDefaultValue() => DateTime.MinValue; // {{1}}SingletonValue
+
+    // ...
+
+    internal static string GetFormat() => "yyyy-MM-dd_HH";
+    internal static Models.PersonBirthday GetNextBirthdate(Models.Properties.IStorage storage) => throw new Exception(storage.ToString()); // Person.GetNextBirthdate(storage);
+    internal static string GetFormated(Models.PersonBirthday personBirthday) => personBirthday.Value.ToString(GetFormat());
+    internal static string GetFileName(Models.PersonBirthday personBirthday) => $"{personBirthday.Value.ToString(GetFormat())}.json";
+    internal static bool DoesBirthDateExits(Models.Properties.IStorage storage, Models.PersonBirthday personBirthday) => File.Exists(GetFileFullName(storage, personBirthday));
+    internal static string GetFileFullName(Models.Properties.IStorage storage, Models.PersonBirthday personBirthday) => Path.Combine(storage.PeopleRootDirectory, "{}", GetFileName(personBirthday));
+}

Shared/Models/Stateless/Methods/PersonComment.cs

@@ -0,0 +1,10 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+internal abstract class PersonComment
+{
+
+    internal static string GetDefaultValue() => string.Empty; // <{1}>PluralValue
+
+    // ...
+
+}

Shared/Models/Stateless/Methods/PersonEmail.cs

@@ -0,0 +1,10 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+internal abstract class PersonEmail
+{
+
+    internal static string GetDefaultValue() => string.Empty; // <{1}>PluralValue
+
+    // ...
+
+}

Shared/Models/Stateless/Methods/PersonId.cs

@@ -0,0 +1,10 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+internal abstract class PersonId
+{
+
+    internal static long GetDefaultValue() => long.MinValue; // {{1}}SingletonValue
+
+    // ...
+
+}

Shared/Models/Stateless/Methods/PersonName.cs

@@ -0,0 +1,60 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+internal abstract class PersonName
+{
+
+    // ...
+
+    internal static Models.PersonName Create(string name)
+    {
+        Models.PersonName result;
+        Models.PersonNameLast personNameLast;
+        Models.PersonNameAlias personNameAlias;
+        Models.PersonNameFirst personNameFirst;
+        Models.PersonNameMiddle personNameMiddle;
+        string[] segments = name.Split(' ');
+        if (segments.Length == 1)
+        {
+            personNameFirst = new(string.Empty);
+            personNameLast = new(string.Empty);
+            personNameMiddle = new(string.Empty);
+            personNameAlias = new(segments[0]);
+        }
+        else if (segments.Length == 2)
+        {
+            personNameFirst = new(segments[0]);
+            personNameLast = new(segments[1]);
+            personNameMiddle = new(string.Empty);
+            personNameAlias = new(string.Empty);
+        }
+        else if (segments.Length == 3 && segments[2] is "Jr." or "Jr" or "Sr")
+        {
+            personNameFirst = new(segments[0]);
+            personNameLast = new(segments[1]);
+            personNameMiddle = new(string.Empty);
+            personNameAlias = new(string.Join(' ', segments));
+        }
+        else
+        {
+            string[] comment = name.Split(new string[] { " (" }, StringSplitOptions.None);
+            if (comment.Length == 1)
+            {
+                personNameFirst = new(segments[0]);
+                personNameLast = new(segments[^1]);
+                personNameMiddle = new(string.Empty);
+                personNameAlias = new(string.Join(' ', segments));
+            }
+            else
+            {
+                segments = comment[0].Split(' ');
+                personNameFirst = new(segments[0]);
+                personNameLast = new(segments[^1]);
+                personNameMiddle = new(string.Empty);
+                personNameAlias = new(string.Concat(string.Join(' ', segments), " (", comment[1]));
+            }
+        }
+        result = new(personNameFirst, personNameMiddle, personNameLast, personNameAlias);
+        return result;
+    }
+
+}

Shared/Models/Stateless/Methods/PersonNameAlias.cs

@@ -0,0 +1,10 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+internal abstract class PersonNameAlias
+{
+
+    internal static string GetDefaultValue() => string.Empty; // {{1}}SingletonValue
+
+    // ...
+
+}

Shared/Models/Stateless/Methods/PersonNameFirst.cs

@@ -0,0 +1,10 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+internal abstract class PersonNameFirst
+{
+
+    internal static string GetDefaultValue() => string.Empty; // {{1}}SingletonValue
+
+    // ...
+
+}

Shared/Models/Stateless/Methods/PersonNameLast.cs

@@ -0,0 +1,10 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+internal abstract class PersonNameLast
+{
+
+    internal static string GetDefaultValue() => string.Empty; // {{1}}SingletonValue
+
+    // ...
+
+}

Shared/Models/Stateless/Methods/PersonNameMiddle.cs

@@ -0,0 +1,10 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+internal abstract class PersonNameMiddle
+{
+
+    internal static string GetDefaultValue() => string.Empty; // {{1}}SingletonValue
+
+    // ...
+
+}

Shared/Models/Stateless/Methods/PersonNumber.cs

@@ -0,0 +1,10 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+internal abstract class PersonNumber
+{
+
+    internal static string GetDefaultValue() => string.Empty; // <{1}>PluralValue
+
+    // ...
+
+}

Shared/Models/Stateless/Methods/PersonURL.cs

@@ -0,0 +1,10 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+internal abstract class PersonURL
+{
+
+    internal static string GetDefaultValue() => string.Empty; // <{1}>PluralValue
+
+    // ...
+
+}

Shared/Models/Stateless/Methods/Storage.cs

@@ -0,0 +1,27 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+internal abstract class Storage
+{
+
+    // ...
+
+    internal static bool WriteAllText(string path, string contents, bool compareBeforeWrite)
+    {
+        bool result;
+        string text;
+        if (!compareBeforeWrite)
+            result = true;
+        else
+        {
+            if (!File.Exists(path))
+                text = string.Empty;
+            else
+                text = File.ReadAllText(path);
+            result = text != contents;
+        }
+        if (result)
+            File.WriteAllText(path, contents);
+        return result;
+    }
+
+}

Shared/Models/Stateless/Methods/WorkingDirectory.cs

@@ -0,0 +1,50 @@
+namespace View_by_Distance.Shared.Models.Stateless.Methods;
+
+internal abstract class WorkingDirectory
+{
+
+    internal static string GetWorkingDirectory(string? executingAssemblyName, string subDirectoryName)
+    {
+        string result = string.Empty;
+        if (executingAssemblyName is null)
+            throw new Exception();
+        string traceFile;
+        List<string> directories = new();
+        Environment.SpecialFolder[] specialFolders = new Environment.SpecialFolder[]
+        {
+                    Environment.SpecialFolder.LocalApplicationData,
+                    Environment.SpecialFolder.ApplicationData,
+                    Environment.SpecialFolder.History,
+                    Environment.SpecialFolder.CommonApplicationData,
+                    Environment.SpecialFolder.InternetCache
+        };
+        foreach (Environment.SpecialFolder specialFolder in specialFolders)
+            directories.Add(Path.Combine(Environment.GetFolderPath(specialFolder), subDirectoryName, executingAssemblyName));
+        foreach (string directory in directories)
+        {
+            for (int i = 1; i < 3; i++)
+            {
+                if (i == 1)
+                    result = directory;
+                else
+                    result = string.Concat("D", directory[1..]);
+                try
+                {
+                    if (!Directory.Exists(result))
+                        _ = Directory.CreateDirectory(result);
+                    traceFile = string.Concat(result, @"\", DateTime.Now.Ticks, ".txt");
+                    File.WriteAllText(traceFile, traceFile);
+                    File.Delete(traceFile);
+                    break;
+                }
+                catch (Exception) { result = string.Empty; }
+            }
+            if (!string.IsNullOrEmpty(result))
+                break;
+        }
+        if (string.IsNullOrEmpty(result))
+            throw new Exception("Unable to set working directory!");
+        return result;
+    }
+
+}