CLDC-651 refused derived variable (#396)

* refused derived variable

* add helper methods

* update schema

* fix failing spec

app/models/case_log.rb

@@ -358,6 +358,7 @@ private
     self.totchild = get_totchild
     self.totelder = get_totelder
     self.totadult = get_totadult
+    self.refused = get_refused
     if %i[brent scharge pscharge supcharg].any? { |f| public_send(f).present? }
       self.brent ||= 0
       self.scharge ||= 0
@@ -451,6 +452,12 @@ private
     end
   end
 
+  def get_refused
+    return 1 if age_refused? || sex_refused? || relat_refused? || ecstat_refused?
+
+    0
+  end
+
   def get_inferred_la(postcode)
     postcode_lookup = nil
     begin
@@ -529,4 +536,20 @@ private
   def mandatory_fields
     form.questions.map(&:id).difference(OPTIONAL_FIELDS, dynamically_not_required)
   end
+
+  def age_refused?
+    [age1_known, age2_known, age3_known, age4_known, age5_known, age6_known, age7_known, age8_known].any?(1)
+  end
+
+  def sex_refused?
+    [sex1, sex2, sex3, sex4, sex5, sex6, sex7, sex8].any?("R")
+  end
+
+  def relat_refused?
+    [relat2, relat3, relat4, relat5, relat6, relat7, relat8].any?(3)
+  end
+
+  def ecstat_refused?
+    [ecstat1, ecstat2, ecstat3, ecstat4, ecstat5, ecstat6, ecstat7, ecstat8].any?(10)
+  end
 end

db/migrate/20220317103029_add_refused_field.rb

@@ -0,0 +1,7 @@
+class AddRefusedField < ActiveRecord::Migration[7.0]
+  def change
+    change_table :case_logs, bulk: true do |t|
+      t.column :refused, :integer
+    end
+  end
+end

db/schema.rb

@@ -224,6 +224,7 @@ ActiveRecord::Schema[7.0].define(version: 202202071123100) do
     t.decimal "wsupchrg", precision: 10, scale: 2
     t.decimal "wtcharge", precision: 10, scale: 2
     t.decimal "wtshortfall", precision: 10, scale: 2
+    t.integer "refused"
     t.integer "housingneeds"
     t.integer "vday"
     t.integer "vmonth"

spec/fixtures/exports/case_logs.xml

@@ -166,6 +166,7 @@
     <wsupchrg>17.5</wsupchrg>
     <wtcharge>162.5</wtcharge>
     <wtshortfall>6.0</wtshortfall>
+    <refused>0</refused>
     <housingneeds>1</housingneeds>
     <vday>3</vday>
     <vmonth>11</vmonth>

spec/models/case_log_spec.rb

@@ -1378,6 +1378,25 @@ RSpec.describe CaseLog do
       end
     end
 
+    context "when answering the household characteristics questions" do
+      let!(:case_log) do
+        described_class.create({
+          managing_organisation: organisation,
+          owning_organisation: organisation,
+          age1_known: 1,
+          sex1: "R",
+          relat2: 3,
+          ecstat1: 10,
+        })
+      end
+
+      it "correctly derives and saves refused" do
+        record_from_db = ActiveRecord::Base.connection.execute("select refused from case_logs where id=#{case_log.id}").to_a[0]
+        expect(record_from_db["refused"]).to eq(1)
+        expect(case_log["refused"]).to eq(1)
+      end
+    end
+
     context "when the data provider is filling in household needs" do
       let!(:case_log) do
         described_class.create({