private string generatePolygon(string ring)
{
double[][] enPairs = ring.Split(' ')
.Select(line => new double[] { Convert.ToDouble(line.Split(',')[0]), Convert.ToDouble(line.Split(',')[1]) })
.ToArray();
double[][] transformedENPairs = CoordinateTransformation.TransformEastingNorthing(enPairs);
double[][] longLatPairs = CoordinateConversion.ConvertToLongitudeLatitude(transformedENPairs);
string[] longLat = longLatPairs
.Select(longLatPair => string.Join(" ", string.Format("{0:0.00000000000}", longLatPair[0]), string.Format("{0:0.00000000000}", longLatPair[1])))
.ToArray();
string polygon = string.Join(",", longLat);
return($"({polygon})");
}
