From bb4e3ccf00c924ac722244b28664d21cf081a97a Mon Sep 17 00:00:00 2001
From: Tilman Reinhardt <tilman.reinhardt@arup.com>
Date: Thu, 5 Oct 2023 14:28:22 +0200
Subject: [PATCH 1/2] GSAGH-384 ListSeparator

---
 GsaGH/Parameters/3_Loads/GridLoadHelper.cs | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/GsaGH/Parameters/3_Loads/GridLoadHelper.cs b/GsaGH/Parameters/3_Loads/GridLoadHelper.cs
index 611ec4516..08e5f8ee7 100644
--- a/GsaGH/Parameters/3_Loads/GridLoadHelper.cs
+++ b/GsaGH/Parameters/3_Loads/GridLoadHelper.cs
@@ -1,10 +1,14 @@
-using OasysUnits;
+using System.Globalization;
+using System;
+using OasysUnits;
 using Rhino.Collections;
 using Rhino.Geometry;
 using LengthUnit = OasysUnits.Units.LengthUnit;
 
 namespace GsaGH.Parameters {
   internal static class GridLoadHelper {
+    private static readonly char ListSeparator = Convert.ToChar(CultureInfo.CurrentCulture.TextInfo.ListSeparator);
+
     internal static string CreateDefinition(Point3dList controlPoints, Plane plane) {
       string desc = string.Empty;
       for (int i = 0; i < controlPoints.Count; i++) {
@@ -32,8 +36,8 @@ internal static Point3dList ConvertPoints(string definition, LengthUnit desiredU
       foreach (string ptStr in pts) {
         if (ptStr != string.Empty) {
           string pt = ptStr.Replace("(", string.Empty).Trim();
-          var x = new Length(double.Parse(pt.Split(',')[0]), lengthUnit);
-          var y = new Length(double.Parse(pt.Split(',')[1]), lengthUnit);
+          var x = new Length(double.Parse(pt.Split(ListSeparator)[0]), lengthUnit);
+          var y = new Length(double.Parse(pt.Split(ListSeparator)[1]), lengthUnit);
           var point = new Point3d(x.As(desiredUnit), y.As(desiredUnit), 0);
           point.Transform(map);
           points.Add(point);

From 26ff33035c2f382ec3eba893a61fbce31d78da70 Mon Sep 17 00:00:00 2001
From: Tilman Reinhardt <tilman.reinhardt@arup.com>
Date: Thu, 5 Oct 2023 14:50:03 +0200
Subject: [PATCH 2/2] GSAGH-384 GridLoadHelper.ListSeparator

---
 GsaGH/Parameters/3_Loads/GridLoadHelper.cs          | 13 ++++++++++---
 .../3_Components/3_Loads/CreateGridLineLoadTests.cs |  2 +-
 2 files changed, 11 insertions(+), 4 deletions(-)

diff --git a/GsaGH/Parameters/3_Loads/GridLoadHelper.cs b/GsaGH/Parameters/3_Loads/GridLoadHelper.cs
index 08e5f8ee7..7fb455c00 100644
--- a/GsaGH/Parameters/3_Loads/GridLoadHelper.cs
+++ b/GsaGH/Parameters/3_Loads/GridLoadHelper.cs
@@ -1,5 +1,4 @@
-using System.Globalization;
-using System;
+using GsaAPI;
 using OasysUnits;
 using Rhino.Collections;
 using Rhino.Geometry;
@@ -7,7 +6,7 @@
 
 namespace GsaGH.Parameters {
   internal static class GridLoadHelper {
-    private static readonly char ListSeparator = Convert.ToChar(CultureInfo.CurrentCulture.TextInfo.ListSeparator);
+    internal static char ListSeparator = GetListSeparator();
 
     internal static string CreateDefinition(Point3dList controlPoints, Plane plane) {
       string desc = string.Empty;
@@ -67,5 +66,13 @@ private static (LengthUnit lengthUnit, string def) ClearDefGetUnit(string defini
       definition = definition.Replace("(m)", string.Empty);
       return (lengthUnit, definition);
     }
+
+    internal static char GetListSeparator() {
+      // this is a hack, because GSA doesn´t use CultureInfo.CurrentCulture.TextInfo.ListSeparator
+      var gridLineLoad = new GridLineLoad {
+        PolyLineDefinition = "(0, 0) (1, 0) (m)"
+      };
+      return gridLineLoad.PolyLineDefinition[2];
+    }
   }
 }
diff --git a/GsaGHTests/3_Components/3_Loads/CreateGridLineLoadTests.cs b/GsaGHTests/3_Components/3_Loads/CreateGridLineLoadTests.cs
index ca8af7a44..49cc9ece1 100644
--- a/GsaGHTests/3_Components/3_Loads/CreateGridLineLoadTests.cs
+++ b/GsaGHTests/3_Components/3_Loads/CreateGridLineLoadTests.cs
@@ -21,7 +21,7 @@ public void CreateGridLineLoadTest() {
       var output = (GsaLoadGoo)ComponentTestHelper.GetOutput(comp);
       var load = (GsaGridLineLoad)output.Value;
       Assert.Equal(7, load.LoadCase.Id);
-      Assert.Equal("(10,5) (20,6)(m)", load.ApiLoad.PolyLineDefinition);
+      Assert.Equal("(10" + GridLoadHelper.ListSeparator + "5) (20" + GridLoadHelper.ListSeparator + "6)(m)", load.ApiLoad.PolyLineDefinition);
       Assert.Equal(0, load.ApiLoad.PolyLineReference);
       Assert.Equal("myGridLineLoad", load.ApiLoad.Name);
       Assert.Equal(-5000, load.ApiLoad.ValueAtStart);