Do not display the grants question if the discounted sale type is rent to buy

app/models/form/sales/pages/about_price_not_rtb.rb

@@ -5,6 +5,7 @@ class Form::Sales::Pages::AboutPriceNotRtb < ::Form::Page
     @header = "About the price of the property"
     @depends_on = [{
       "right_to_buy?" => false,
+      "rent_to_buy_full_ownership?" => false,
     }]
   end
 

app/models/form/sales/pages/purchase_price.rb

@@ -1,7 +1,12 @@
 class Form::Sales::Pages::PurchasePrice < ::Form::Page
   def initialize(id, hsh, subsection)
     super
-    @id = "purchase_price"
+    @depends_on = [{
+      "ownershipsch" => 3,
+    },
+                   {
+                     "rent_to_buy_full_ownership?" => true,
+                   }]
   end
 
   def questions

app/models/form/sales/subsections/discounted_ownership_scheme.rb

@@ -11,6 +11,7 @@ class Form::Sales::Subsections::DiscountedOwnershipScheme < ::Form::Subsection
       Form::Sales::Pages::LivingBeforePurchase.new("living_before_purchase_discounted_ownership", nil, self),
       Form::Sales::Pages::AboutPriceRtb.new(nil, nil, self),
       Form::Sales::Pages::AboutPriceNotRtb.new(nil, nil, self),
+      Form::Sales::Pages::PurchasePrice.new("purchase_price_discounted_ownership", nil, self),
       Form::Sales::Pages::Mortgageused.new("mortgage_used_discounted_ownership", nil, self),
       Form::Sales::Pages::MortgageAmount.new("mortgage_amount_discounted_ownership", nil, self),
       Form::Sales::Pages::MortgageLender.new("mortgage_lender_discounted_ownership", nil, self),

app/models/form/sales/subsections/outright_sale.rb

@@ -8,7 +8,7 @@ class Form::Sales::Subsections::OutrightSale < ::Form::Subsection
 
   def pages
     @pages ||= [
-      Form::Sales::Pages::PurchasePrice.new(nil, nil, self),
+      Form::Sales::Pages::PurchasePrice.new("purchase_price_outright_sale", nil, self),
       Form::Sales::Pages::Mortgageused.new("mortgage_used_outright_sale", nil, self),
       Form::Sales::Pages::MortgageAmount.new("mortgage_amount_outright_sale", nil, self),
       Form::Sales::Pages::MortgageLender.new("mortgage_lender_outright_sale", nil, self),

app/models/sales_log.rb

@@ -121,6 +121,10 @@ class SalesLog < Log
     [9, 14, 27].include?(type)
   end
 
+  def rent_to_buy_full_ownership?
+    type == 29
+  end
+
   def is_type_discount?
     type == 18
   end

spec/models/form/sales/pages/about_price_not_rtb_spec.rb

@@ -30,6 +30,7 @@ RSpec.describe Form::Sales::Pages::AboutPriceNotRtb, type: :model do
   it "has correct depends_on" do
     expect(page.depends_on).to eq([{
       "right_to_buy?" => false,
+      "rent_to_buy_full_ownership?" => false,
     }])
   end
 end

spec/models/form/sales/pages/purchase_price_spec.rb

@@ -3,7 +3,7 @@ require "rails_helper"
 RSpec.describe Form::Sales::Pages::PurchasePrice, type: :model do
   subject(:page) { described_class.new(page_id, page_definition, subsection) }
 
-  let(:page_id) { nil }
+  let(:page_id) { "purchase_price" }
   let(:page_definition) { nil }
   let(:subsection) { instance_double(Form::Subsection) }
 
@@ -28,6 +28,11 @@ RSpec.describe Form::Sales::Pages::PurchasePrice, type: :model do
   end
 
   it "has correct depends_on" do
-    expect(page.depends_on).to be_nil
+    expect(page.depends_on).to eq([{
+      "ownershipsch" => 3,
+    },
+                                   {
+                                     "rent_to_buy_full_ownership?" => true,
+                                   }])
   end
 end

spec/models/form/sales/subsections/discounted_ownership_scheme_spec.rb

@@ -17,6 +17,7 @@ RSpec.describe Form::Sales::Subsections::DiscountedOwnershipScheme, type: :model
         living_before_purchase_discounted_ownership
         about_price_rtb
         about_price_not_rtb
+        purchase_price_discounted_ownership
         mortgage_used_discounted_ownership
         mortgage_amount_discounted_ownership
         mortgage_lender_discounted_ownership

spec/models/form/sales/subsections/outright_sale_spec.rb

@@ -14,7 +14,7 @@ RSpec.describe Form::Sales::Subsections::OutrightSale, type: :model do
   it "has correct pages" do
     expect(outright_sale.pages.map(&:id)).to eq(
       %w[
-        purchase_price
+        purchase_price_outright_sale
         mortgage_used_outright_sale
         mortgage_amount_outright_sale
         mortgage_lender_outright_sale