Add ULID generator for EfCore.

NerosoftDev · Oct 8, 2024 · ea0c7be · ea0c7be
1 parent 7e73335
commit ea0c7be
Showing 1 changed file with 19 additions and 0 deletions.
diff --git a/Source/Euonia.Repository.EfCore/ValueGeneration/UlidValueGenerator.cs b/Source/Euonia.Repository.EfCore/ValueGeneration/UlidValueGenerator.cs
@@ -0,0 +1,19 @@
+using Microsoft.EntityFrameworkCore.ChangeTracking;
+using Microsoft.EntityFrameworkCore.ValueGeneration;
+
+namespace Nerosoft.Euonia.Repository.EfCore;
+
+/// <summary>
+/// The ULID (Universally Unique Lexicographically Sortable Identifier) value generator.
+/// </summary>
+public class UlidValueGenerator : ValueGenerator<string>
+{
+	/// <inheritdoc />
+	public override string Next(EntityEntry entry)
+	{
+		return ObjectId.NewUlid();
+	}
+
+	/// <inheritdoc />
+	public override bool GeneratesTemporaryValues => false;
+}