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