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2025-08-15 c97331d8eca8f9ef6a0c18ffce3518578b5638ff
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using ErrorAnalysis.Repository;
using ErrorAnalysis.Repository.Entity;
using ErrorAnalysis.Service;
using ErrorAnalysis.Service.Model;
using System;
using System.Collections.Generic;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
 
namespace ErrorAnalysis.Service
{
    public class ErrorRatioCalc
    {
        private static (double slope, double intercept) _lineCoef;
        private static (double a, double b, double c) _parabolaCoef;
 
        public static ErrorRatioResult GetErrorRatioResult(string modelID, double porosity, double sw, double depth, bool lockSpeed, double speed, double yieldCounting, double targetErrorRatio, out double testSpeed, int pass = 0, double nearCofe = 0.65, double farCofe = 0.35)
        {
            var result = new ErrorRatioResult
            {
                CWOL = new List<double[]>(),
                OWOL = new List<double[]>(),
                ErrorRatios = new List<ErrorRatio>()
            };
 
            result.COModel = RepositoryInstance.Instance.COModelRepository?.GetCOModel(modelID);
            if (lockSpeed)
            {
                List<double[]> cWOL;
                List<double[]> oWOL;
                (cWOL, oWOL) = GetOilWaterLine(modelID);
                result.CWOL = cWOL;
                result.OWOL = oWOL;
                var firstErrorPassM = GetFirstErrorRatio(modelID, porosity, sw, speed, depth, yieldCounting, nearCofe, farCofe);
 
                result.ErrorRatios.Add(firstErrorPassM);
                if (firstErrorPassM.ErrorRatioValue > targetErrorRatio)
                {
                    var targetPass = Convert.ToInt32(Math.Ceiling(Math.Pow(firstErrorPassM.ErrorRatioValue / targetErrorRatio, 2)));
                    for (int i = 2; i <= targetPass; i++)
                    {
                        result.ErrorRatios.Add(new ErrorRatio { Pass = i, ErrorRatioValue = firstErrorPassM.ErrorRatioValue / Math.Sqrt(i) });
                    }
                }
            }
            else
            {
                var firstTargetErrorRatio = targetErrorRatio * Math.Sqrt(pass);
                List<double[]> cWOL;
                List<double[]> oWOL;
                (cWOL, oWOL) = GetOilWaterLine(modelID);
                result.CWOL = cWOL;
                result.OWOL = oWOL;
 
                var nearCROR = COMergeCalcService.GetNearCOORResult(modelID, porosity, sw);
                var farCROR = COMergeCalcService.GetFarCOORResult(modelID, porosity, sw);
                var mDelta = GetMDelta(porosity);
 
                speed = Math.Pow(firstTargetErrorRatio /
                    (Math.Sqrt(160 / (0.0762 * depth * 36d * yieldCounting)) *
                    1d / mDelta) /
                    Math.Sqrt((Math.Pow(nearCofe, 2) * (Math.Pow(nearCROR.Item1 / nearCROR.Item2, 2)) * (1 / nearCROR.Item1 + 1 / nearCROR.Item2)) + (Math.Pow(farCofe, 2) * (Math.Pow(farCROR.Item1 / farCROR.Item2, 2)) * (1 / farCROR.Item1 + 1 / farCROR.Item2)))
                    , 2);
 
                var firstErrorPass = new ErrorRatio { Pass = 1, ErrorRatioValue = firstTargetErrorRatio };
 
                //var firstErrorPass = new ErrorRatio();
                //speed = 0.05;
                //do
                //{
                //    firstErrorPass = GetFirstErrorRatio(modelID, porosity, sw, speed, depth, yieldCounting, nearCofe, farCofe);
                //    result.CWOL = cWOL;
                //    result.OWOL = oWOL;
                //    speed -= 0.0001;
                //} while (firstErrorPass.ErrorRatioValue != 0 && firstErrorPass.ErrorRatioValue > firstTargetErrorRatio);
                result.ErrorRatios.Clear();
                result.ErrorRatios.Add(firstErrorPass);
                for (int i = 2; i <= pass; i++)
                {
                    result.ErrorRatios.Add(new ErrorRatio { Pass = i, ErrorRatioValue = firstErrorPass.ErrorRatioValue / Math.Sqrt(i) });
                }
            }
            testSpeed = speed;
 
            return result;
 
        }
 
        private static ErrorRatio GetFirstErrorRatio(string modelID, double porosity, double sw, double speed, double depth, double yieldCounting, double nearCofe, double farCofe)
        {
            if (porosity > 40)
                throw new InvalidDataException("Porosity value out of range!");
 
            try
            {
                var mDelta = GetMDelta(porosity);
 
                //var mergePDEVOld = PDEVCalcService.GetMergePDEV(modelID, porosity, sw, speed, depth, yieldCounting, nearCofe, farCofe);
 
                var nearCROR = COMergeCalcService.GetNearCOORResult(modelID, porosity, sw);
                var farCROR = COMergeCalcService.GetFarCOORResult(modelID, porosity, sw);
 
                var mergePDEV = Math.Sqrt(160 * speed / (0.0762 * 36 * depth * yieldCounting)) * Math.Sqrt((Math.Pow(nearCofe, 2) * (Math.Pow(nearCROR.Item1 / nearCROR.Item2, 2)) * (1 / nearCROR.Item1 + 1 / nearCROR.Item2)) + (Math.Pow(farCofe, 2) * (Math.Pow(farCROR.Item1 / farCROR.Item2, 2)) * (1 / farCROR.Item1 + 1 / farCROR.Item2)));
 
                var errorRatio = mergePDEV / mDelta;
 
                return new ErrorRatio { Pass = 1, ErrorRatioValue = errorRatio };
            }
            catch
            {
                return new ErrorRatio { Pass = 0, ErrorRatioValue = 0 };
            }
        }
 
        private static double GetMDelta(double porosity)
        {
            var oilRes = Utility.GetParabolaValue(porosity, _parabolaCoef.a, _parabolaCoef.b, _parabolaCoef.c);
            var waterRes = Utility.GetLineValue(porosity, _lineCoef.slope, _lineCoef.intercept);
 
            //var cWolRes = RepositoryInstance.Instance.COWOLRepository?.GetWOL(modelID, 0);
            //var oWolRes = RepositoryInstance.Instance.COWOLRepository?.GetWOL(modelID, 100);
            //var wolResType = cWolRes?.GetType();
 
            //double cRes = 0;
            //double oRes = 0;
 
            //if (porosity % 5 == 0)
            //{
            //    var poroFiledName = $"WLPu" + porosity;
            //    var property = wolResType.GetProperty(poroFiledName);
 
            //    cRes = Convert.ToDouble(property.GetValue(cWolRes));
            //    oRes = Convert.ToDouble(property.GetValue(oWolRes));
            //}
            //else
            //{
            //    var ceilingPorosity = Math.Ceiling(porosity / 5) * 5;
            //    var ceilingProperty = wolResType.GetProperty($"WLPu" + ceilingPorosity);
            //    var ceilingC = Convert.ToDouble(ceilingProperty.GetValue(cWolRes));
            //    var ceilingO = Convert.ToDouble(ceilingProperty.GetValue(oWolRes));
 
 
            //    var floorPorosity = Math.Floor(porosity / 5) * 5;
            //    var floorProperty = wolResType.GetProperty($"WLPu" + floorPorosity);
            //    var floorC = Convert.ToDouble(floorProperty.GetValue(cWolRes));
            //    var floorO = Convert.ToDouble(floorProperty.GetValue(oWolRes));
 
            //    cRes = Utility.Interpolate(porosity, floorPorosity, floorC, ceilingPorosity, ceilingC);
            //    oRes = Utility.Interpolate(porosity, floorPorosity, floorO, ceilingPorosity, ceilingO);
            //}
            return oilRes - waterRes;
        }
 
        private static (List<double[]>, List<double[]>) GetOilWaterLine(string modelID)
        {
            var cWOL = new List<double[]>();
            var oWOL = new List<double[]>();
 
            var fitModel = GetFitModel(modelID);
 
            var cWolRes = fitModel.Item1;
            var oWolRes = fitModel.Item2;
            var wolResType = cWolRes?.GetType();
 
            foreach (var wolProperty in wolResType.GetProperties())
            {
                if (wolProperty.Name.Contains("WLPu"))
                {
                    cWOL.Add([Convert.ToDouble(wolProperty.Name.Replace("WLPu", "")), Convert.ToDouble(wolProperty.GetValue(cWolRes))]);
                    oWOL.Add([Convert.ToDouble(wolProperty.Name.Replace("WLPu", "")), Convert.ToDouble(wolProperty.GetValue(oWolRes))]);
                }
            }
            return (cWOL, oWOL);
        }
 
        private static (COWOLTable, COWOLTable) GetFitModel(string modelID)
        {
            var oilWol = RepositoryInstance.Instance.COWOLRepository?.GetWOL(modelID, 0);
            var waterWol = RepositoryInstance.Instance.COWOLRepository?.GetWOL(modelID, 100);
            var wolResType = oilWol?.GetType();
            List<PointF> oilPoints = [];
            List<PointF> waterPoints = [];
 
            foreach (var wolProperty in wolResType.GetProperties())
            {
                if (wolProperty.Name.Contains("WLPu"))
                {
                    var porosity = float.Parse(wolProperty.Name.Replace("WLPu", ""));
                    var oilVal = (double)wolProperty.GetValue(oilWol);
                    var waterVal = (double)wolProperty.GetValue(waterWol);
 
                    oilPoints.Add(new PointF(porosity, (float)oilVal));
                    waterPoints.Add(new PointF(porosity, (float)waterVal));
                }
            }
 
            _lineCoef = Utility.FitLine(waterPoints.ToArray());
            _parabolaCoef = Utility.FitParabola(oilPoints.ToArray());
 
            double initDiff = 0;
 
            foreach (var wolProperty in wolResType.GetProperties())
            {
                if (wolProperty.Name.Contains("WLPu"))
                {
                    var porosity = double.Parse(wolProperty.Name.Replace("WLPu", ""));
                    var waterVal = Utility.GetLineValue(porosity, _lineCoef.slope, _lineCoef.intercept);
                    var oilVal = Utility.GetParabolaValue(porosity, _parabolaCoef.a, _parabolaCoef.b, _parabolaCoef.c);
                    if (porosity == 0)
                    {
                        initDiff = oilVal - waterVal;
                    }
                    wolProperty.SetValue(waterWol, waterVal + initDiff);
                    wolProperty.SetValue(oilWol, oilVal);
                }
            }
            return (oilWol, waterWol);
        }
    }
}