Delete unused database columns (#822)

* feat: remove unused BlobReference column from DatawalletModification

* feat: remove unused DeletedAt column from RelationshipTemplate

---------

Co-authored-by: mergify[bot] <37929162+mergify[bot]@users.noreply.github.com>

Modules/Relationships/src/Relationships.Application/Relationships/DTOs/RelationshipTemplateDTO.cs

@@ -13,7 +13,6 @@ public RelationshipTemplateDTO(RelationshipTemplate relationshipTemplate)
         ExpiresAt = relationshipTemplate.ExpiresAt;
         Content = relationshipTemplate.Content;
         CreatedAt = relationshipTemplate.CreatedAt;
-        DeletedAt = relationshipTemplate.DeletedAt;
     }
 
     public string Id { get; set; }
@@ -23,5 +22,4 @@ public RelationshipTemplateDTO(RelationshipTemplate relationshipTemplate)
     public DateTime? ExpiresAt { get; set; }
     public byte[]? Content { get; set; }
     public DateTime CreatedAt { get; set; }
-    public DateTime? DeletedAt { get; set; }
 }

Modules/Relationships/src/Relationships.Domain/Aggregates/RelationshipTemplates/RelationshipTemplate.cs

@@ -43,7 +43,6 @@ public RelationshipTemplate(IdentityAddress createdBy, DeviceId createdByDevice,
     public byte[]? Content { get; private set; }
 
     public DateTime CreatedAt { get; set; }
-    public DateTime? DeletedAt { get; set; }
 
     public List<RelationshipTemplateAllocation> Allocations { get; set; } = [];
 
@@ -61,14 +60,6 @@ public void AllocateFor(IdentityAddress identity, DeviceId device)
         Allocations.Add(new RelationshipTemplateAllocation(Id, identity, device));
     }
 
-    public void LoadContent(byte[] content)
-    {
-        if (Content != null)
-            throw new Exception("Cannot change the content of a relationship template.");
-
-        Content = content;
-    }
-
     public static Expression<Func<RelationshipTemplate, bool>> WasCreatedBy(IdentityAddress identityAddress)
     {
         return r => r.CreatedBy == identityAddress.ToString();

Modules/Relationships/src/Relationships.Infrastructure.Database.Postgres/Migrations/20240830113359_RemoveDeletedAtPropertyFromRelationshipTemplate.cs

@@ -0,0 +1,31 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace Backbone.Modules.Relationships.Infrastructure.Database.Postgres.Migrations
+{
+    /// <inheritdoc />
+    public partial class RemoveDeletedAtPropertyFromRelationshipTemplate : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(
+                name: "DeletedAt",
+                schema: "Relationships",
+                table: "RelationshipTemplates");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<DateTime>(
+                name: "DeletedAt",
+                schema: "Relationships",
+                table: "RelationshipTemplates",
+                type: "timestamp with time zone",
+                nullable: true);
+        }
+    }
+}

Modules/Relationships/src/Relationships.Infrastructure.Database.Postgres/Migrations/RelationshipsDbContextModelSnapshot.cs

@@ -18,7 +18,7 @@ protected override void BuildModel(ModelBuilder modelBuilder)
 #pragma warning disable 612, 618
             modelBuilder
                 .HasDefaultSchema("Relationships")
-                .HasAnnotation("ProductVersion", "8.0.6")
+                .HasAnnotation("ProductVersion", "8.0.8")
                 .HasAnnotation("Relational:MaxIdentifierLength", 63);
 
             NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
@@ -51,9 +51,6 @@ protected override void BuildModel(ModelBuilder modelBuilder)
                         .HasColumnType("character(20)")
                         .IsFixedLength();
 
-                    b.Property<DateTime?>("DeletedAt")
-                        .HasColumnType("timestamp with time zone");
-
                     b.Property<DateTime?>("ExpiresAt")
                         .HasColumnType("timestamp with time zone");