Move fatality notices from government frontend

app/models/fatality_notice.rb

@@ -0,0 +1,33 @@
+class FatalityNotice < ContentItem
+  include Updatable
+
+  def field_of_operation
+    content_item_links = content_store_hash["links"]["field_of_operation"]
+    if content_item_links
+      attributes = content_item_links.first
+      OpenStruct.new(title: attributes["title"], path: attributes["base_path"])
+    end
+  end
+
+  def contributors
+    organisations_ordered_by_emphasis + links_group(%w[worldwide_organisations people speaker])
+  end
+
+private
+
+  def links_group(types)
+    types.flat_map { |type| links(type) }.uniq
+  end
+
+  def links(type)
+    expanded_links_from_content_item(type)
+      .select { |link| link["base_path"] }
+      .map { |link| { "title" => link["title"], "base_path" => link["base_path"] } }
+  end
+
+  def expanded_links_from_content_item(type)
+    return [] unless content_store_hash["links"][type]
+
+    content_store_hash["links"][type]
+  end
+end

spec/models/fatality_notice_spec.rb

@@ -0,0 +1,43 @@
+RSpec.describe FatalityNotice do
+  let(:content_item) { GovukSchemas::Example.find("fatality_notice", example_name: "fatality_notice") }
+
+  describe "#field_of_operation" do
+    it "returns the field of operation link structure" do
+      model_instance = described_class.new(content_item)
+
+      expect(model_instance.field_of_operation.title).to eq("Zululand")
+      expect(model_instance.field_of_operation.path).to eq("/government/fields-of-operation/zululand")
+    end
+
+    context "when no field of operation is present" do
+      it "returns nil" do
+        content_item["links"].delete("field_of_operation")
+        model_instance = described_class.new(content_item)
+
+        expect(model_instance.field_of_operation).to be_nil
+      end
+    end
+  end
+
+  describe "#contributors" do
+    it "returns the publishing organisation" do
+      model_instance = described_class.new(content_item)
+
+      expect(model_instance.contributors.count).to eq(1)
+      expect(model_instance.contributors[0]["title"]).to eq("Ministry of Defence")
+      expect(model_instance.contributors[0]["base_path"]).to eq("/government/organisations/ministry-of-defence")
+    end
+
+    context "when a minister is listed" do
+      let(:content_item) { GovukSchemas::Example.find("fatality_notice", example_name: "fatality_notice_with_minister") }
+
+      it "includes the minister" do
+        model_instance = described_class.new(content_item)
+
+        expect(model_instance.contributors.count).to eq(2)
+        expect(model_instance.contributors[1]["title"]).to eq("The Rt Hon Sir Eric Pickles MP")
+        expect(model_instance.contributors[1]["base_path"]).to eq("/government/people/eric-pickles")
+      end
+    end
+  end
+end