Update LivingBeforePurchase routing

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

@@ -19,11 +19,17 @@ class Form::Sales::Pages::LivingBeforePurchase < ::Form::Page
     end
   end
 
-  def depends_on
+  def routed_to?(log, _user)
-    if @joint_purchase
+    super && page_routed_to?(log)
-      [{ "joint_purchase?" => true }]
+  end
+
+  def page_routed_to?(log)
+    if form.start_year_2025_or_later?
+      log.resale == 2
+    elsif @joint_purchase
+      log.joint_purchase?
     else
-      [{ "not_joint_purchase?" => true }, { "jointpur" => nil }]
+      log.not_joint_purchase? || log.jointpur.nil?
     end
   end
 end

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

@@ -5,17 +5,19 @@ RSpec.describe Form::Sales::Pages::LivingBeforePurchase, type: :model do
 
   let(:page_id) { nil }
   let(:page_definition) { nil }
-  let(:subsection) { instance_double(Form::Subsection) }
+  let(:start_year) { 2022 }
+  let(:form) { Form.new(nil, start_year, [], "sales") }
+  let(:subsection) { instance_double(Form::Subsection, depends_on: nil, form:) }
 
   it "has correct subsection" do
     expect(page.subsection).to eq(subsection)
   end
 
   describe "questions" do
-    let(:subsection) { instance_double(Form::Subsection, form: instance_double(Form, start_date:)) }
+    let(:subsection) { instance_double(Form::Subsection, form:, depends_on: nil) }
 
     context "when 2022" do
-      let(:start_date) { Time.utc(2022, 2, 8) }
+      let(:start_year) { 2022 }
 
       it "has correct questions" do
         expect(page.questions.map(&:id)).to eq(%w[proplen])
@@ -23,7 +25,7 @@ RSpec.describe Form::Sales::Pages::LivingBeforePurchase, type: :model do
     end
 
     context "when 2023" do
-      let(:start_date) { Time.utc(2023, 2, 8) }
+      let(:start_year) { 2023 }
 
       it "has correct questions" do
         expect(page.questions.map(&:id)).to eq(%w[proplen_asked proplen])
@@ -39,15 +41,63 @@ RSpec.describe Form::Sales::Pages::LivingBeforePurchase, type: :model do
     expect(page.description).to be_nil
   end
 
-  it "has correct depends_on" do
+  context "when routing" do
-    expect(page.depends_on).to eq([{ "not_joint_purchase?" => true }, { "jointpur" => nil }])
+    context "with form before 2025" do
-  end
+      let(:start_year) { 2024 }
+
+      context "with joint purchase" do
+        subject(:page) { described_class.new(page_id, page_definition, subsection, ownershipsch: 1, joint_purchase: true) }
+
+        it "routes to the page when joint purchase is true" do
+          log = build(:sales_log, jointpur: 1)
+          expect(page.routed_to?(log, nil)).to eq(true)
+        end
+
+        it "does not route to the page when joint purchase is false" do
+          log = build(:sales_log, jointpur: 2)
+          expect(page.routed_to?(log, nil)).to eq(false)
+        end
+
+        it "does not route to the page when joint purchase is missing" do
+          log = build(:sales_log, jointpur: nil)
+          expect(page.routed_to?(log, nil)).to eq(false)
+        end
+      end
+
+      context "with non joint purchase" do
+        subject(:page) { described_class.new(page_id, page_definition, subsection, ownershipsch: 1, joint_purchase: false) }
+
+        it "routes to the page when joint purchase is false" do
+          log = build(:sales_log, jointpur: 2)
+          expect(page.routed_to?(log, nil)).to eq(true)
+        end
 
-  context "with joint purchase" do
+        it "does not route to the page when joint purchase is true" do
-    subject(:page) { described_class.new(page_id, page_definition, subsection, ownershipsch: 1, joint_purchase: true) }
+          log = build(:sales_log, jointpur: 1)
+          expect(page.routed_to?(log, nil)).to eq(false)
+        end
 
-    it "has correct depends_on" do
+        it "routes to the page when joint purchase is missing" do
-      expect(page.depends_on).to eq([{ "joint_purchase?" => true }])
+          log = build(:sales_log, jointpur: nil)
+          expect(page.routed_to?(log, nil)).to eq(true)
+        end
+      end
+    end
+
+    context "with form on or after 2025" do
+      subject(:page) { described_class.new(page_id, page_definition, subsection, ownershipsch: 1, joint_purchase: true) }
+
+      let(:start_year) { 2025 }
+
+      it "routes to the page when resale is 2" do
+        log = build(:sales_log, jointpur: 1, resale: 2)
+        expect(page.routed_to?(log, nil)).to eq(true)
+      end
+
+      it "does not route to the page when resale is not 2" do
+        log = build(:sales_log, jointpur: 1, resale: nil)
+        expect(page.routed_to?(log, nil)).to eq(false)
+      end
     end
   end
 end