Y24-456 - Tube rack banking driver file

app/models/tube.rb

@@ -54,8 +54,8 @@ def self.delegate_to_purpose(*methods)
 
   # TODO: change column name to account for purpose, not plate_purpose!
   belongs_to :purpose, class_name: 'Tube::Purpose', foreign_key: :plate_purpose_id
-  has_one :racked_tube, dependent: :destroy
-  has_one :tube_rack, through: :racked_tube
+  has_many :racked_tubes, dependent: :destroy
+  has_many :tube_racks, through: :racked_tube
 
   scope :in_column_major_order, lambda { joins(:racked_tube).order('racked_tubes.coordinate ASC') }
   delegate :coordinate, to: :racked_tube

app/resources/api/v2/tube_resource.rb

@@ -46,6 +46,10 @@ def sibling_tubes
       # @!attribute [r] transfer_requests_as_target
       #   @return [Array<Api::V2::TransferRequestResource>] An array of transfer requests into this tube.
       has_many :transfer_requests_as_target, readonly: true
+
+      # @!attribute [r] racked_tube
+      #   @return [Api::V2::RackedTubeResource] An array of racked tubes associated with this tube.
+      has_many :racked_tubes, readonly: true, foreign_key_on: :related
     end
   end
 end

db/schema.rb

@@ -1452,15 +1452,15 @@
   create_table "specific_tube_rack_creation_children", charset: "utf8mb4", collation: "utf8mb4_unicode_ci", force: :cascade do |t|
     t.integer "specific_tube_rack_creation_id", null: false
     t.integer "tube_rack_id", null: false
-    t.datetime "created_at", precision: 6, null: false
-    t.datetime "updated_at", precision: 6, null: false
+    t.datetime "created_at", null: false
+    t.datetime "updated_at", null: false
   end
 
   create_table "specific_tube_rack_creation_purposes", charset: "utf8mb4", collation: "utf8mb4_unicode_ci", force: :cascade do |t|
     t.integer "specific_tube_rack_creation_id", null: false
     t.integer "tube_rack_purpose_id", null: false
-    t.datetime "created_at", precision: 6, null: false
-    t.datetime "updated_at", precision: 6, null: false
+    t.datetime "created_at", null: false
+    t.datetime "updated_at", null: false
   end
 
   create_table "stamp_qcables", id: :integer, charset: "utf8mb4", collation: "utf8mb4_unicode_ci", options: "ENGINE=InnoDB ROW_FORMAT=DYNAMIC", force: :cascade do |t|

spec/requests/api/v2/tubes_spec.rb

@@ -68,6 +68,10 @@
           expect(json.dig('data', 'relationships', 'transfer_requests_as_target')).to be_present
         end
 
+        it 'returns a reference to the racked_tube relationship' do
+          expect(json.dig('data', 'relationships', 'racked_tubes')).to be_present
+        end
+
         it 'does not include attributes for related resources' do
           expect(json['included']).not_to be_present
         end

spec/resources/api/v2/tube_resource_spec.rb

@@ -19,6 +19,7 @@
   it { is_expected.to have_a_readonly_has_many(:aliquots).with_class_name('Aliquot') }
   it { is_expected.to have_a_readonly_has_one(:receptacle).with_class_name('Receptacle') }
   it { is_expected.to have_a_readonly_has_many(:transfer_requests_as_target).with_class_name('TransferRequest') }
+  it { is_expected.to have_a_readonly_has_many(:racked_tubes).with_class_name('RackedTube') }
 
   # Behaviours
   it_behaves_like 'a labware resource'