From a94f48a1a7d458e0557ee3ce876ff1c582e4e336 Mon Sep 17 00:00:00 2001
From: NathanKell <nathankell@gmail.com>
Date: Sun, 19 Jun 2022 21:04:36 -0700
Subject: [PATCH] Support [Persistent] Guids

---
 GameData/KSPCommunityFixes/Settings.cfg          |  1 +
 .../Modding/PersistentIConfigNode.cs             | 16 ++++++++++++++--
 2 files changed, 15 insertions(+), 2 deletions(-)

diff --git a/GameData/KSPCommunityFixes/Settings.cfg b/GameData/KSPCommunityFixes/Settings.cfg
index ade43ee..8da56fb 100644
--- a/GameData/KSPCommunityFixes/Settings.cfg
+++ b/GameData/KSPCommunityFixes/Settings.cfg
@@ -197,6 +197,7 @@ KSP_COMMUNITY_FIXES
   // Implement `IConfigNode` members marked as `[Persistent]` serialization support when using 
   // the `CreateObjectFromConfig()`, `LoadObjectFromConfig()` and `CreateConfigFromObject()` methods.
   // Disabled by default, you can enable it with a MM patch.
+  // Also adds support for [Persistent] tags on System.Guid
   PersistentIConfigNode = false
 
   BaseFieldListUseFieldHost = true
diff --git a/KSPCommunityFixes/Modding/PersistentIConfigNode.cs b/KSPCommunityFixes/Modding/PersistentIConfigNode.cs
index 684301a..cb24ece 100644
--- a/KSPCommunityFixes/Modding/PersistentIConfigNode.cs
+++ b/KSPCommunityFixes/Modding/PersistentIConfigNode.cs
@@ -78,6 +78,12 @@ private static bool ConfigNode_WriteObject_Prefix(object obj, ConfigNode node, i
                             WriteValue(fieldName, typeof(int), writeLinks.AssignLink(value), node);
                         }
                     }
+                    // begin edit 1
+                    else if (fieldType == typeof(Guid))
+                    {
+                        node.AddValue(fieldName, ((Guid)value).ToString());
+                    }
+                    // end edit
                     else if (IsValue(fieldType))
                     {
                         WriteValue(fieldName, fieldType, value, node);
@@ -86,7 +92,7 @@ private static bool ConfigNode_WriteObject_Prefix(object obj, ConfigNode node, i
                     {
                         WriteArrayTypes(fieldName, fieldType, value, node, persistent);
                     }
-                    // begin edit
+                    // begin edit 2
                     else if (IsIConfigNode(fieldType))
                     {
                         WriteIConfigNode(fieldName, value, node);
@@ -158,6 +164,12 @@ private static bool ConfigNode_ReadObject_Prefix(object obj, ConfigNode node, ou
                         value.name = "";
                     }
                 }
+                // begin edit 1
+                else if (fieldItem.fieldType == typeof(Guid))
+                {
+                    fieldItem.fieldInfo.SetValue(fieldItem.host, new Guid(value.value));
+                }
+                // end edit
                 else if (IsValue(fieldItem.fieldType))
                 {
                     object obj2 = ReadValue(fieldItem.fieldType, value.value);
@@ -178,7 +190,7 @@ private static bool ConfigNode_ReadObject_Prefix(object obj, ConfigNode node, ou
                 ReadFieldList.FieldItem fieldItem2 = readFieldList[configNode.name];
                 if (fieldItem2 != null)
                 {
-                    // begin edit
+                    // begin edit 2
                     if (IsIConfigNode(fieldItem2.fieldType))
                     {
                         ReadIConfigNode(fieldItem2, configNode);