Refactor routes

app/controllers/case_logs_controller.rb

@@ -19,29 +19,24 @@ class CaseLogsController < ApplicationController
     @case_log = CaseLog.find(params[:id])
   end
 
-  FIRST_QUESTION_FOR_SUBSECTION = {
-    "Household characteristics" => "form/questions/household/tenant_code",
-    "Household situation" => "case_logs/household_situation/previous_housing_situation"
-  }.freeze
-
-  NEXT_QUESTION = {
-    "tenant_code" => "form/questions/household/tenant_age",
-    "tenant_age" => "form/questions/household/tenant_gender",
-    "tenant_gender" => "form/questions/household/tenant_ethnic_group",
-    "tenant_ethnic_group" => "form/questions/household/tenant_nationality",
-  }.freeze
-
   def next_question
     subsection = params[:subsection]
     @case_log = CaseLog.find(params[:case_log_id])
-    result = if subsection
-               FIRST_QUESTION_FOR_SUBSECTION[subsection]
+    next_question = if subsection
+               Form::FIRST_QUESTION_FOR_SUBSECTION[subsection]
              else
                previous_question = params[:previous_question]
                answer = params[previous_question]
                @case_log.update!(previous_question => answer)
-               NEXT_QUESTION[previous_question]
+               Form::QUESTIONS[previous_question]
              end
-    render result, locals: { case_log_id: @case_log.id }
+    render next_question, locals: { case_log_id: @case_log.id }
+  end
+
+  Form::QUESTIONS.keys.each do |question|
+    define_method(question) do
+      @case_log = CaseLog.find(params[:case_log_id])
+      render "form/questions/#{question}", locals: { case_log_id: @case_log.id }
+    end
   end
 end

app/models/form.rb

@@ -0,0 +1,15 @@
+class Form < ApplicationRecord
+  self.abstract_class = true
+
+  FIRST_QUESTION_FOR_SUBSECTION = {
+    "Household characteristics" => "form/questions/tenant_code",
+    "Household situation" => "form/questions/previous_housing_situation"
+  }.freeze
+
+  QUESTIONS = {
+    "tenant_code" => "form/questions/tenant_age",
+    "tenant_age" => "form/questions/tenant_gender",
+    "tenant_gender" => "form/questions/tenant_ethnic_group",
+    "tenant_ethnic_group" => "form/questions/tenant_nationality",
+  }.freeze
+end

app/views/case_logs/_tasklist.html.erb

@@ -18,7 +18,7 @@
       <ul class="app-task-list__items">
         <% subsections.map do |subsection| %>
           <li class="app-task-list__item">
-            <%= link_to subsection, form_path(subsection: subsection, case_log_id: @case_log.id), class: "task-name" %>
+            <%= link_to subsection, case_log_form_path(@case_log, subsection: subsection), class: "task-name" %>
             <strong class="govuk-tag govuk-tag--grey app-task-list__tag">Not started</strong>
           </li>
         <% end %>

config/routes.rb

@@ -2,8 +2,12 @@ Rails.application.routes.draw do
   # For details on the DSL available within this file, see https://guides.rubyonrails.org/routing.html
   get "about", to: "about#index"
   get "/", to: "test#index"
-  get "form", to: "case_logs#next_question"
-  post "form", to: "case_logs#next_question"
 
-  resources :case_logs
+  resources :case_logs do
+    get "form", to: "case_logs#next_question"
+    post "form", to: "case_logs#next_question"
+    Form::QUESTIONS.keys.map do |question|
+      get "#{question}", to: "case_logs##{question}"
+    end
+  end
 end