Allow changing/unticking saved checkbox values

app/controllers/case_logs_controller.rb

@@ -24,10 +24,10 @@ class CaseLogsController < ApplicationController
     form = Form.new(2021, 2022)
     @case_log = CaseLog.find(params[:id])
     previous_page = params[:case_log][:previous_page]
-    questions_for_page = form.questions_for_page(previous_page).keys
-    checked_answers = get_checked_answers(questions_for_page, params[:case_log])
+    questions_for_page = form.questions_for_page(previous_page)
+    checked_answers = get_checked_answers(params[:case_log], questions_for_page)
 
-    answers_for_page = page_params(questions_for_page).select { |k, _v| questions_for_page.include?(k) }
+    answers_for_page = page_params(questions_for_page.keys).select { |k, _v| questions_for_page.keys.include?(k) }
     if @case_log.update(checked_answers) && @case_log.update(answers_for_page)
       redirect_path = form.next_page_redirect_path(previous_page)
       redirect_to(send(redirect_path, @case_log))
@@ -37,16 +37,18 @@ class CaseLogsController < ApplicationController
     end
   end
 
-  def get_checked_answers(questions_for_page, case_log_params)
-    checked_questions = questions_for_page.map do |question|
-      if case_log_params[question].is_a?(Array)
-        case_log_params[question].reject(&:empty?).map { |answer| { "#{question}_#{answer.parameterize(separator: '_')}" => true } }
+  def get_checked_answers(case_log_params, questions_for_page)
+    checked_questions = {}
+    checkbox_questions = questions_for_page.select {|_title, question| question["type"] == "checkbox" }
+    checkbox_questions.each do |title, question|
+      valid_answer_options = question["answer_options"].select {|key, _value| !key.match?(/divider/) }
+      valid_answer_options.each do |_key, value|
+          checked_questions["#{title}_#{value.parameterize(separator: '_')}"] = case_log_params[title].include?(value) ? true : false
       end
     end
-    checked_questions.flatten.reject(&:nil?).reduce({}, :merge)
+    checked_questions
   end
 
-
   def check_answers
     @case_log = CaseLog.find(params[:case_log_id])
     form = Form.new(2021, 2022)

spec/controllers/case_logs_controller_spec.rb

@@ -48,7 +48,7 @@ RSpec.describe CaseLogsController, type: :controller do
     let!(:case_log) { FactoryBot.create(:case_log) }
     let(:id) { case_log.id }
 
-    it "returns a success response" do
+    it "sets checked items to true" do
       case_log_to_submit = { "accessibility_requirements" =>
                                ["Fully wheelchair accessible housing", "Wheelchair access to essential rooms", "Level access housing"],
                              "previous_page" => "accessibility_requirements" }
@@ -56,8 +56,27 @@ RSpec.describe CaseLogsController, type: :controller do
       CaseLog.find(id)
 
       expect(CaseLog.find(id)["accessibility_requirements_fully_wheelchair_accessible_housing"]).to eq(true)
-      expect(CaseLog.find(id)["accessibility_requirements_fully_wheelchair_accessible_housing"]).to eq(true)
-      expect(CaseLog.find(id)["accessibility_requirements_fully_wheelchair_accessible_housing"]).to eq(true)
+      expect(CaseLog.find(id)["accessibility_requirements_wheelchair_access_to_essential_rooms"]).to eq(true)
+      expect(CaseLog.find(id)["accessibility_requirements_level_access_housing"]).to eq(true)
+    end
+
+    it "sets previously submitted items to false when resubmitted with new values" do
+      case_log_to_submit = { "accessibility_requirements" =>
+                               ["Fully wheelchair accessible housing", "Wheelchair access to essential rooms", "Level access housing"],
+                             "previous_page" => "accessibility_requirements" }
+      post :submit_form, params: { id: id, case_log: case_log_to_submit }
+      CaseLog.find(id)
+
+      new_case_log_to_submit = { "accessibility_requirements" =>
+                               ["Level access housing"],
+                                 "previous_page" => "accessibility_requirements" }
+
+      post :submit_form, params: { id: id, case_log: new_case_log_to_submit }
+      CaseLog.find(id)
+
+      expect(CaseLog.find(id)["accessibility_requirements_fully_wheelchair_accessible_housing"]).to eq(false)
+      expect(CaseLog.find(id)["accessibility_requirements_wheelchair_access_to_essential_rooms"]).to eq(false)
+      expect(CaseLog.find(id)["accessibility_requirements_level_access_housing"]).to eq(true)
     end
   end
 end