Store payload IDs in DicomAssociationInfo table

src/Api/DicomAssociationInfo.cs

@@ -15,6 +15,7 @@
  */
 
 using System;
+using System.Collections.Generic;
 
 namespace Monai.Deploy.InformaticsGateway.Api
 {
@@ -30,14 +31,21 @@ public class DicomAssociationInfo : MongoDBEntityBase
         public string Errors { get; set; } = string.Empty;
         public TimeSpan Duration { get; private set; } = default!;
 
+        public HashSet<string> PayloadIds { get; private set; }
+
         public DicomAssociationInfo()
         {
             FileCount = 0;
+            PayloadIds = new HashSet<string>();
         }
 
-        public void FileReceived()
+        public void FileReceived(string? payloadId)
         {
-            FileCount++;
+            if (!string.IsNullOrWhiteSpace(payloadId))
+            {
+                FileCount++;
+                PayloadIds.Add(payloadId);
+            }
         }
 
         public void Disconnect()

src/Database/EntityFramework/Configuration/DicomAssociationInfoConfiguration.cs

@@ -15,7 +15,10 @@
  * limitations under the License.
  */
 
+using System.Text.Json;
+using System.Text.Json.Serialization;
 using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.ChangeTracking;
 using Microsoft.EntityFrameworkCore.Metadata.Builders;
 using Monai.Deploy.InformaticsGateway.Api;
 
@@ -25,6 +28,15 @@ internal class DicomAssociationInfoConfiguration : IEntityTypeConfiguration<Dico
     {
         public void Configure(EntityTypeBuilder<DicomAssociationInfo> builder)
         {
+            var comparer = new ValueComparer<HashSet<string>>(
+                (c1, c2) => c1.SequenceEqual(c2),
+                c => c.Aggregate(0, (a, v) => HashCode.Combine(a, v.GetHashCode())),
+                c => c.ToHashSet());
+
+            var jsonSerializerSettings = new JsonSerializerOptions
+            {
+                DefaultIgnoreCondition = JsonIgnoreCondition.WhenWritingNull
+            };
             builder.HasKey(j => j.Id);
             builder.Property(j => j.CalledAeTitle).IsRequired();
             builder.Property(j => j.CalledAeTitle).IsRequired();
@@ -35,6 +47,11 @@ public void Configure(EntityTypeBuilder<DicomAssociationInfo> builder)
             builder.Property(j => j.RemoteHost).IsRequired();
             builder.Property(j => j.RemotePort).IsRequired();
             builder.Property(j => j.Errors).IsRequired();
+            builder.Property(j => j.PayloadIds).IsRequired()
+                .HasConversion(
+                        v => JsonSerializer.Serialize(v, jsonSerializerSettings),
+                        v => JsonSerializer.Deserialize<HashSet<string>>(v, jsonSerializerSettings))
+                .Metadata.SetValueComparer(comparer);
         }
     }
 }