Reset checkbox answer option answers when the question has been invalidated by other answers

app/models/case_log.rb

@@ -383,7 +383,13 @@ private
       if %w[radio checkbox].include?(question.type)
         enabled_answer_options = enabled_question_ids.include?(question.id) ? enabled_questions.find { |q| q.id == question.id }.answer_options : {}
         current_answer_option_valid = enabled_answer_options.present? ? enabled_answer_options.key?(public_send(question.id).to_s) : false
-        public_send("#{question.id}=", nil) if !current_answer_option_valid && respond_to?(question.id.to_s)
+        if !current_answer_option_valid && respond_to?(question.id.to_s)
+          public_send("#{question.id}=", nil)
+        else
+          (question.answer_options.keys - enabled_answer_options.keys).map do |invalid_answer_option|
+            public_send("#{invalid_answer_option}=", nil) if respond_to?(invalid_answer_option)
+          end
+        end
       else
         public_send("#{question.id}=", nil) unless enabled_question_ids.include?(question.id)
       end

app/services/imports/case_logs_import_service.rb

@@ -91,7 +91,7 @@ module Imports
 
       attributes["illness"] = unsafe_string_as_integer(xml_doc, "Q10ia")
       (1..10).each do |index|
-        attributes["illness_type_#{index}"] = illness_type(xml_doc, index)
+        attributes["illness_type_#{index}"] = illness_type(xml_doc, index, attributes["illness"])
       end
 
       attributes["prevten"] = unsafe_string_as_integer(xml_doc, "Q11")
@@ -442,11 +442,11 @@ module Imports
       end
     end
 
-    def illness_type(xml_doc, index)
+    def illness_type(xml_doc, index, illness)
       illness_type = string_or_nil(xml_doc, "Q10ib-#{index}")
-      if illness_type == "Yes"
+      if illness_type == "Yes" && illness == "Yes"
         1
-      else
+      elsif illness == "Yes"
         0
       end
     end

spec/features/form/accessible_autocomplete_spec.rb

@@ -10,6 +10,7 @@ RSpec.describe "Accessible Automcomplete" do
       :in_progress,
       previous_la_known: 1,
       prevloc: "E09000033",
+      illness: 1,
       is_la_inferred: false,
       owning_organisation: user.organisation,
       managing_organisation: user.organisation,

spec/features/form/check_answers_page_spec.rb

@@ -87,13 +87,13 @@ RSpec.describe "Form Check Answers Page" do
 
     it "updates the change/answer link when answers get updated" do
       visit("/logs/#{empty_case_log.id}/household-needs/check-answers")
-      assert_selector "a", text: /Answer (?!the missing questions)/, count: 4
+      assert_selector "a", text: /Answer (?!the missing questions)/, count: 3
       assert_selector "a", text: "Change", count: 1
       visit("/logs/#{empty_case_log.id}/accessibility-requirements")
       check("case-log-accessibility-requirements-housingneeds-c-field")
       click_button("Save and continue")
       visit("/logs/#{empty_case_log.id}/household-needs/check-answers")
-      assert_selector "a", text: /Answer (?!the missing questions)/, count: 3
+      assert_selector "a", text: /Answer (?!the missing questions)/, count: 2
       assert_selector "a", text: "Change", count: 2
       expect(page).to have_link("Change", href: "/logs/#{empty_case_log.id}/accessibility-requirements?referrer=check_answers")
     end

spec/fixtures/forms/2021_2022.json

@@ -342,7 +342,12 @@
                       }
                     }
                   }
-                }
+                },
+                "depends_on": [
+                  {
+                    "illness": 1
+                  }
+                ]
               }
             }
           }

spec/models/case_log_spec.rb

@@ -1664,6 +1664,14 @@ RSpec.describe CaseLog do
           expect { case_log.update!(housingneeds_a: 0) }.to change(case_log, :tenant_code).from("test").to(nil)
         end
       end
+
+      context "when the question type has answer options" do
+        let(:case_log) { FactoryBot.create(:case_log, :in_progress, illness: 1, illness_type_1: 1) }
+
+        it "clears the answer" do
+          expect { case_log.update!(illness: 0) }.to change(case_log, :illness_type_1).from(1).to(nil)
+        end
+      end
     end
 
     context "with two pages having the same question key, only one's dependency is met" do

spec/models/form_spec.rb

@@ -175,7 +175,7 @@ RSpec.describe Form, type: :model do
 
   describe "invalidated_page_questions" do
     context "when dependencies are not met" do
-      let(:expected_invalid) { %w[cbl conditional_question_no_second_question net_income_value_check dependent_question offered layear declaration] }
+      let(:expected_invalid) { %w[condition_effects cbl conditional_question_no_second_question net_income_value_check dependent_question offered layear declaration] }
 
       it "returns an array of question keys whose pages conditions are not met" do
         expect(form.invalidated_page_questions(case_log).map(&:id).uniq).to eq(expected_invalid)
@@ -183,7 +183,7 @@ RSpec.describe Form, type: :model do
     end
 
     context "with two pages having the same question and only one has dependencies met" do
-      let(:expected_invalid) { %w[cbl conditional_question_no_second_question net_income_value_check dependent_question offered layear declaration] }
+      let(:expected_invalid) { %w[condition_effects cbl conditional_question_no_second_question net_income_value_check dependent_question offered layear declaration] }
 
       it "returns an array of question keys whose pages conditions are not met" do
         case_log["preg_occ"] = "No"