Add IMergable interface

project/code/LGS/Database/Chunk.cs

@@ -66,3 +66,8 @@ public class GenericChunk : IChunk
         writer.Write(Data);
     }
 }
+
+public interface IMergable
+{
+    public abstract void Merge(IMergable other);
+}

project/code/LGS/Database/Chunks/Link.cs

@@ -34,7 +34,7 @@ public record LinkId
     }
 }
 
-public class LinkChunk : IChunk
+public class LinkChunk : IChunk, IMergable
 {
     public record Link
     {
@@ -68,9 +68,15 @@ public class LinkChunk : IChunk
     {
         throw new System.NotImplementedException();
     }
+
+    public void Merge(IMergable other)
+    {
+        links.AddRange(((LinkChunk)other).links);
+    }
 }
 
-public class LinkDataMetaProp : IChunk
+// TODO: This should be generic like Property
+public class LinkDataMetaProp : IChunk, IMergable
 {
     public record LinkData
     {
@@ -102,4 +108,9 @@ public class LinkDataMetaProp : IChunk
     {
         throw new System.NotImplementedException();
     }
+
+    public void Merge(IMergable other)
+    {
+        linkData.AddRange(((LinkDataMetaProp)other).linkData);
+    }
 }

project/code/LGS/Database/Chunks/Property.cs

@@ -18,7 +18,7 @@ public class Property
     }
 }
 
-public class PropertyChunk<T> : IChunk where T : Property, new()
+public class PropertyChunk<T> : IChunk, IMergable where T : Property, new()
 {
     public ChunkHeader Header { get; set; }
     public List<T> properties;
@@ -38,6 +38,11 @@ public class PropertyChunk<T> : IChunk where T : Property, new()
     {
         throw new System.NotImplementedException();
     }
+
+    public void Merge(IMergable other)
+    {
+        properties.AddRange(((PropertyChunk<T>)other).properties);
+    }
 }
 
 public class PropGeneric : Property