1 files changed, 48 insertions, 0 deletions
diff --git a/lib/VNLib.Plugins.Extensions.Data/src/DbModelBase.cs b/lib/VNLib.Plugins.Extensions.Data/src/DbModelBase.cs
new file mode 100644
index 0000000..b48231b
--- /dev/null
+++ b/lib/VNLib.Plugins.Extensions.Data/src/DbModelBase.cs
@@ -0,0 +1,48 @@
+/*
+* Copyright (c) 2022 Vaughn Nugent
+* 
+* Library: VNLib
+* Package: VNLib.Plugins.Extensions.Data
+* File: DbModelBase.cs 
+*
+* DbModelBase.cs is part of VNLib.Plugins.Extensions.Data which is part of the larger 
+* VNLib collection of libraries and utilities.
+*
+* VNLib.Plugins.Extensions.Data is free software: you can redistribute it and/or modify 
+* it under the terms of the GNU General Public License as published
+* by the Free Software Foundation, either version 2 of the License,
+* or (at your option) any later version.
+*
+* VNLib.Plugins.Extensions.Data is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 
+* General Public License for more details.
+*
+* You should have received a copy of the GNU General Public License 
+* along with VNLib.Plugins.Extensions.Data. If not, see http://www.gnu.org/licenses/.
+*/
+
+using System;
+using System.ComponentModel.DataAnnotations;
+using System.Text.Json.Serialization;
+
+namespace VNLib.Plugins.Extensions.Data
+{
+    /// <summary>
+    /// Provides a base for DBSet Records with a timestamp/version
+    /// a unique ID key, and create/modified timestamps
+    /// </summary>
+    public abstract class DbModelBase : IDbModel
+    {
+        ///<inheritdoc/>
+        public abstract string Id { get; set; }
+        ///<inheritdoc/>
+        [Timestamp]
+        [JsonIgnore]
+        public virtual byte[]? Version { get; set; }
+        ///<inheritdoc/>
+        public abstract DateTime Created { get; set; }
+        ///<inheritdoc/>
+        public abstract DateTime LastModified { get; set; }
+    }
+}