From 49e4d3369acf010b5f0a4a90dcc5cd89fba22cf1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Dawid=20P=C4=85gowski?= <dawidpag@protonmail.com>
Date: Wed, 19 Jul 2023 21:12:54 +0200
Subject: [PATCH] Add TimeSpan serialization to Struct

---
 S7.Net/Types/Struct.cs | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/S7.Net/Types/Struct.cs b/S7.Net/Types/Struct.cs
index 1e95508..8fe67fa 100644
--- a/S7.Net/Types/Struct.cs
+++ b/S7.Net/Types/Struct.cs
@@ -45,6 +45,7 @@ namespace S7.Net.Types
                         break;
                     case "Int32":
                     case "UInt32":
+                    case "TimeSpan":
                         numBytes = Math.Ceiling(numBytes);
                         if ((numBytes / 2 - Math.Floor(numBytes / 2.0)) > 0)
                             numBytes++;
@@ -215,6 +216,21 @@ namespace S7.Net.Types
 
                         numBytes += sData.Length;
                         break;
+                    case "TimeSpan":
+                        numBytes = Math.Ceiling(numBytes);
+                        if ((numBytes / 2 - Math.Floor(numBytes / 2.0)) > 0)
+                            numBytes++;
+                        
+                        // get the value
+                        info.SetValue(structValue, TimeSpan.FromByteArray(new[] 
+                        {
+                            bytes[(int)numBytes + 0],
+                            bytes[(int)numBytes + 1],
+                            bytes[(int)numBytes + 2],
+                            bytes[(int)numBytes + 3]
+                        }));
+                        numBytes += 4;
+                        break;
                     default:
                         var buffer = new byte[GetStructSize(info.FieldType)];
                         if (buffer.Length == 0)
@@ -303,6 +319,9 @@ namespace S7.Net.Types
                             _ => throw new ArgumentException("Please use a valid string type for the S7StringAttribute")
                         };
                         break;
+                    case "TimeSpan":
+                        bytes2 = TimeSpan.ToByteArray((System.TimeSpan)info.GetValue(structValue));
+                        break;
                 }
                 if (bytes2 != null)
                 {