From a2be40fcbc5f83f2543d4bf3e0f5aeed36fb26de Mon Sep 17 00:00:00 2001
From: Matt Nadareski <mnadareski@outlook.com>
Date: Tue, 29 Jul 2025 20:39:48 -0400
Subject: [PATCH] Add CHD version extension

---
 SabreTools.Serialization/Wrappers/CHD.cs | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/SabreTools.Serialization/Wrappers/CHD.cs b/SabreTools.Serialization/Wrappers/CHD.cs
index 651d2418..81c99897 100644
--- a/SabreTools.Serialization/Wrappers/CHD.cs
+++ b/SabreTools.Serialization/Wrappers/CHD.cs
@@ -52,6 +52,25 @@ namespace SabreTools.Serialization.Wrappers
             }
         }
 
+        /// <summary>
+        /// CHD version
+        /// </summary>
+        public int Version
+        {
+            get
+            {
+                return Model switch
+                {
+                    HeaderV1 => 1,
+                    HeaderV2 => 2,
+                    HeaderV3 => 3,
+                    HeaderV4 => 4,
+                    HeaderV5 => 5,
+                    _ => 0,
+                };
+            }
+        }
+
         #endregion
 
         #region Constructors