Removed Methods Namespace

Shared/Models/Stateless/Mapping.cs

@@ -0,0 +1,61 @@
+using View_by_Distance.Shared.Models.Properties;
+
+namespace View_by_Distance.Shared.Models.Stateless;
+
+internal abstract class Mapping
+{
+
+    internal static (string?, string?, bool?) GetSegments(string facesFileNameExtension, FilePath filePath)
+    {
+        string? extensionLowered;
+        string? wholePercentages;
+        bool? needsFacesFileNameExtension;
+        string[] segments = filePath.Name.Split('.');
+        if (segments.Length < 4 || $".{segments[3]}" != facesFileNameExtension)
+        {
+            extensionLowered = null;
+            wholePercentages = null;
+            needsFacesFileNameExtension = null;
+        }
+        else
+        {
+            extensionLowered = $".{segments[2]}";
+            wholePercentages = segments[1];
+            needsFacesFileNameExtension = segments.Length == 3;
+        }
+        return new(wholePercentages, extensionLowered, needsFacesFileNameExtension);
+    }
+
+    private static int? GetConvertedFromSegments(ICompareSettings compareSettings, FilePath filePath)
+    {
+        int? result;
+        (string? WholePercentages, string? ExtensionLowered, bool? Check) segments = GetSegments(compareSettings.FacesFileNameExtension, filePath);
+        if (string.IsNullOrEmpty(segments.WholePercentages) || string.IsNullOrEmpty(segments.ExtensionLowered) || segments.Check is null)
+            result = null;
+        else if (!int.TryParse(segments.WholePercentages, out int wholePercentages))
+            result = null;
+        else
+            result = wholePercentages;
+        return result;
+    }
+
+    internal static int? GetWholePercentages(ICompareSettings compareSettings, FilePath filePath)
+    {
+        int? wholePercentages;
+        if (filePath.Name.Length < 2 || filePath.Name[1..].Contains('-'))
+            wholePercentages = null;
+        else
+            wholePercentages = GetConvertedFromSegments(compareSettings, filePath);
+        return wholePercentages;
+    }
+
+    internal static int GetAreaPermyriad(int faceAreaPermyriad, int bottom, int height, int left, int right, int top, int width)
+    {
+        int result;
+        double area = width * height;
+        double locationArea = (right - left) * (bottom - top);
+        result = (int)Math.Round(locationArea / area * faceAreaPermyriad, 0);
+        return result;
+    }
+
+}