UnitClassLibrary.DistanceUnit.Distance.ConvertToArchitecturalString C# (CSharp) Method

        private static string ConvertToArchitecturalString(Distance distance, int precision = 16)
        {
            //Convert into inches before proceeding
            double workingValue = distance.MeasurementIn(new Inch()).Value;

            //detect need for sign
            string sign = "";
            if (workingValue < 0)
            {
                sign = "-";

                //if it is negative, then make it positive for the rest of the calculations
                workingValue = workingValue * -1;
            }

            //get number of whole feet contained in inches by rounding down after calculation
            double feet = Math.Floor(workingValue / 12);

            //remove whole feet from inches
            workingValue = workingValue - (feet * 12);

            //save whole inches now that they are the largest unit
            double inches = Math.Floor(workingValue);

            //remove whole inches from working value, leaving only a fraction
            workingValue = workingValue - inches;

            double numerator = Math.Round(workingValue * precision);

            //handles the case where the leftover fraction is rounded up to a whole inch
            if (numerator == precision)
            {
                numerator = 0;

                //handles the case where the rounded up inches is equal to 12
                inches++;
                if (inches == 12)
                {
                    feet++;
                    inches = 0;
                }
                numerator = 0;
            }

            //if there is no leftover fraction then make the fractionString empty
            string fractionString = (numerator == 0) ? "" : numerator + "/" + precision.ToString();

            //if the value is less than a foot then make the feetString empty
            string feetString = (feet == 0) ? "" : feet.ToString();

            //if the value is less than a inches then make the inchesString empty
            string inchesString = (inches == 0) ? "" : inches.ToString();

            //if all valuse are present, insert both symbols
            string inchesSymbol = "\"";
            string feetSymbol = "'";

            //if the value is an even footage make the inchesSymbol empty
            if (fractionString == "" && inchesString == "")
            {
                inchesSymbol = "";
            }

            //if the feetString is empty make the feetSymbol empty
            if (feetString == "")
            {
                feetSymbol = "";
            }

            //add and return all of the strings together, the only addition is a space that will be trimmed if there is no fraction
            return (sign + feetString + feetSymbol + inchesString + " " + fractionString).Trim() + inchesSymbol;
        }