Container converter (#1821)

* Add db translation layer for container

* Remove debugging artifact

* fmt

* Remove unnecessary file

* PR comments

* Format

src/ApiService/ApiService/OneFuzzTypes/Model.cs

@@ -5,6 +5,7 @@
 using Endpoint = System.String;
 using GroupId = System.Guid;
 using PrincipalId = System.Guid;
+using System.Text.Json;
 
 namespace Microsoft.OneFuzz.Service;
 
@@ -393,11 +394,26 @@ Dictionary<string, string> Tags
 
 ) : EntityBase();
 
+[JsonConverter(typeof(ContainerConverter))]
 public record Container(string ContainerName)
 {
     public string ContainerName { get; } = ContainerName.All(c => char.IsLetterOrDigit(c) || c == '-') ? ContainerName : throw new ArgumentException("Container name must have only numbers, letters or dashes");
 }
 
+public class ContainerConverter : JsonConverter<Container>
+{
+    public override Container? Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
+    {
+        var containerName = reader.GetString();
+        return containerName == null ? null : new Container(containerName);
+    }
+
+    public override void Write(Utf8JsonWriter writer, Container value, JsonSerializerOptions options)
+    {
+        writer.WriteStringValue(value.ContainerName);
+    }
+}
+
 public record Notification(
     DateTime? Timestamp,
     Container Container,

src/ApiService/Tests/OrmTest.cs

@@ -276,5 +276,41 @@ public void TestEventSerialization2()
             var actualEvent = converter.ToRecord<EventMessage>(te);
             Assert.Equal(expectedEvent, actualEvent);
         }
+
+        record Entity3(
+            [PartitionKey] int Id,
+            [RowKey] string TheName,
+            Container Container
+        ) : EntityBase();
+
+        [Fact]
+        public void TestContainerSerialization()
+        {
+            var container = new Container("abc-123");
+            var expected = new Entity3(123, "abc", container);
+            var converter = new EntityConverter();
+
+            var tableEntity = converter.ToTableEntity(expected);
+            var actual = converter.ToRecord<Entity3>(tableEntity);
+
+            Assert.Equal(expected.Container.ContainerName, actual.Container.ContainerName);
+            Assert.Equal(expected.Container.ContainerName, tableEntity.GetString("container"));
+        }
+
+        [Fact]
+        public void TestContainerSerialization2()
+        {
+            var entityJson =
+@"{
+    ""Id"": 123,
+    ""TheName"": ""abc"",
+    ""Container"": ""abc-123""
+}";
+            var entity = JsonSerializer.Deserialize<Entity3>(entityJson);
+
+            Assert.Equal(123, entity?.Id);
+            Assert.Equal("abc", entity?.TheName);
+            Assert.Equal("abc-123", entity?.Container.ContainerName);
+        }
     }
-}
+}