From fe27951d968cd8ce8e6b5ff018d41dee81b34969 Mon Sep 17 00:00:00 2001
From: Dimitrie Stefanescu <didimitrie@gmail.com>
Date: Tue, 16 Jul 2024 14:49:37 +0100
Subject: [PATCH] feat(dui3): adds layer concept in core as a poc

---
 src/Speckle.Core/Models/Collection.cs | 3 ++-
 src/Speckle.Core/Models/Layer.cs      | 9 +++++++++
 2 files changed, 11 insertions(+), 1 deletion(-)
 create mode 100644 src/Speckle.Core/Models/Layer.cs

diff --git a/src/Speckle.Core/Models/Collection.cs b/src/Speckle.Core/Models/Collection.cs
index c5d45436..8ad08650 100644
--- a/src/Speckle.Core/Models/Collection.cs
+++ b/src/Speckle.Core/Models/Collection.cs
@@ -33,8 +33,9 @@ public class Collection : Base
   public string name { get; set; }
 
   /// <summary>
-  /// The type of this collection
+  /// The type of this collection. Note: Claire and Dim would propose we deprecate this prop. Do not use, please! 
   /// </summary>
+  [Obsolete("Note: Claire and Dim would propose we deprecate this prop. Do not use, please! Let's have a discussion about subclassing for your needs if nothing exists already.")]
   public string collectionType { get; set; }
 
   /// <summary>
diff --git a/src/Speckle.Core/Models/Layer.cs b/src/Speckle.Core/Models/Layer.cs
new file mode 100644
index 00000000..88ebf9e8
--- /dev/null
+++ b/src/Speckle.Core/Models/Layer.cs
@@ -0,0 +1,9 @@
+namespace Speckle.Core.Models;
+
+/// <summary>
+/// A specialized collection that represents a CAD-app layer. We expect this to grow in the future with possibly other shared props.
+/// </summary>
+public class Layer : Collection
+{
+  public int Color { get; set; }
+}