Initial code commit.

Sufi.Demo.PeopleDirectory.Persistence/Models/Audit/AuditEntry.cs

@@ -0,0 +1,36 @@
+using Microsoft.EntityFrameworkCore.ChangeTracking;
+using Sufi.Demo.PeopleDirectory.Application.Enums;
+using System.Text.Json;
+
+namespace Sufi.Demo.PeopleDirectory.Persistence.Models.Audit
+{
+	public class AuditEntry(EntityEntry entry)
+	{
+		public EntityEntry Entry { get; } = entry;
+		public string? UserId { get; set; }
+		public string TableName { get; set; } = null!;
+		public Dictionary<string, object?> KeyValues { get; } = new();
+		public Dictionary<string, object?> OldValues { get; } = new();
+		public Dictionary<string, object?> NewValues { get; } = new();
+		public List<PropertyEntry> TemporaryProperties { get; } = new();
+		public AuditType AuditType { get; set; }
+		public List<string> ChangedColumns { get; } = new();
+		public bool HasTemporaryProperties => TemporaryProperties.Any();
+
+		public Audit ToAudit()
+		{
+			var audit = new Audit
+			{
+				UserId = UserId,
+				Type = AuditType.ToString(),
+				TableName = TableName,
+				DateTime = DateTime.UtcNow,
+				PrimaryKey = JsonSerializer.Serialize(KeyValues),
+				OldValues = OldValues.Count == 0 ? null : JsonSerializer.Serialize(OldValues),
+				NewValues = NewValues.Count == 0 ? null : JsonSerializer.Serialize(NewValues),
+				AffectedColumns = ChangedColumns.Count == 0 ? null : JsonSerializer.Serialize(ChangedColumns)
+			};
+			return audit;
+		}
+	}
+}