Fix miss-match of JSON structure with X-Gov metadata model

app/controllers/esdas_controller.rb

@@ -2,17 +2,14 @@ class EsdasController < ApplicationController
   before_action :set_esda, only: %i[show update destroy]
   skip_before_action :verify_authenticity_token
 
-  # GET /esdas
   # GET /esdas.json
   def index
     @esdas = Esda.all
   end
 
-  # GET /esdas/1
   # GET /esdas/1.json
   def show; end
 
-  # POST /esdas
   # POST /esdas.json
   def create
     @esda = Esda.new(metadata: params.dig(:esda, :metadata))
@@ -24,7 +21,6 @@ def create
     end
   end
 
-  # PATCH/PUT /esdas/1
   # PATCH/PUT /esdas/1.json
   def update
     if @esda.update(esda_params)
@@ -34,7 +30,6 @@ def update
     end
   end
 
-  # DELETE /esdas/1
   # DELETE /esdas/1.json
   def destroy
     @esda.destroy

app/forms/creator_form.rb

@@ -2,7 +2,7 @@ class CreatorForm < BaseForm
   validates :creator, presence: true
 
   def update_item
-    item.metadata["creator"] = creator
+    item.metadata["creator"] = [creator]
   end
 
   def creator

app/forms/publisher_form.rb

@@ -2,7 +2,7 @@ class PublisherForm < BaseForm
   validates :publisher, presence: true
 
   def update_item
-    item.metadata["publisher"] = [publisher]
+    item.metadata["publisher"] = publisher
   end
 
   def publisher

app/forms/related_resource_form.rb

@@ -1,5 +1,5 @@
 class RelatedResourceForm < BaseForm
   def update_item
-    item.metadata["relatedResource"] = from_params(:related_resource)
+    item.metadata["relatedResource"] = [from_params(:related_resource)]
   end
 end

spec/forms/creator_form_spec.rb

@@ -9,9 +9,9 @@
   let(:creator_form) { described_class.new(item:, params:) }
 
   describe "#save" do
-    it "saves the creator to metadata" do
+    it "saves the creator to metadata in an array" do
       creator_form.save
-      expect(item.reload.metadata["creator"]).to eq(organisation)
+      expect(item.reload.metadata["creator"]).to eq([organisation])
     end
 
     context "with blank entry" do

spec/forms/publisher_form_spec.rb

@@ -9,9 +9,9 @@
   let(:creator_form) { described_class.new(item:, params:) }
 
   describe "#save" do
-    it "saves the publisher to metadata in an array" do
+    it "saves the publisher to metadata" do
       creator_form.save
-      expect(item.reload.metadata["publisher"]).to eq([organisation])
+      expect(item.reload.metadata["publisher"]).to eq(organisation)
     end
 
     context "with blank entry" do

spec/forms/related_resource_form_spec.rb

@@ -9,9 +9,9 @@
   let(:related_resource_form) { described_class.new(item:, params:) }
 
   describe "#save" do
-    it "saves the related resource to metadata" do
+    it "saves the related resource to metadata in an array" do
       related_resource_form.save
-      expect(item.reload.metadata["relatedResource"]).to eq(related_resource)
+      expect(item.reload.metadata["relatedResource"]).to eq([related_resource])
     end
 
     context "when title blank" do