feat: Show parent scales on browse page

app/presenters/measure_presenter.rb

@@ -16,6 +16,10 @@ class MeasurePresenter
     "Measure #{measure_id}"
   end
 
+  def title
+    "Measure #{measure_id}"
+  end
+
   def gauge_presenter
     GaugePresenter.new(zones:, score: score.average)
   end

app/presenters/parent_measure_presenter.rb

@@ -1,24 +0,0 @@
-# frozen_string_literal: true
-
-class ParentMeasurePresenter < MeasurePresenter
-  def measure_id
-    "#{measure.measure_id} (Parent)"
-  end
-
-  def score_for_measure
-    @measure.parent_score(school: @school, academic_year: @academic_year)
-  end
-
-  def data_item_presenters
-    [].tap do |array|
-      array << parent_survey_presenter if measure.parent_survey_items.any?
-    end
-  end
-
-  private
-
-  def parent_survey_presenter
-    ParentSurveyPresenter.new(measure_id: measure.measure_id, survey_items: measure.parent_survey_items,
-                              has_sufficient_data: true, school:, academic_year:)
-  end
-end

app/presenters/parent_scale_presenter.rb

@@ -1,7 +1,7 @@
 # frozen_string_literal: true
 
-class ParentScalePresenter
-  attr_reader :scale, :academic_year, :school, :name, :description, :id
+class ParentScalePresenter < MeasurePresenter
+  attr_reader :scale, :academic_year, :school, :name, :description
 
   def initialize(scale:, academic_year:, school:)
     @scale = scale
@@ -9,7 +9,6 @@ class ParentScalePresenter
     @school = school
     @name = scale.name
     @description = scale.description
-    @id = scale.scale_id
   end
 
   def title

app/presenters/parent_survey_presenter.rb

@@ -1,10 +1,11 @@
 # frozen_string_literal: true
 
 class ParentSurveyPresenter < DataItemPresenter
-  attr_reader :survey_items
+  attr_reader :survey_items, :scale_id
 
-  def initialize(measure_id:, survey_items:, has_sufficient_data:, school:, academic_year:)
-    super(measure_id:, has_sufficient_data:, school:, academic_year:)
+  def initialize(scale_id:, survey_items:, has_sufficient_data:, school:, academic_year:)
+    super(measure_id: scale_id, has_sufficient_data:, school:, academic_year:)
+    @scale_id = scale_id
     @survey_items = survey_items
   end
 
@@ -13,7 +14,7 @@ class ParentSurveyPresenter < DataItemPresenter
   end
 
   def id
-    "parent-survey-items-#{measure_id}"
+    "parent-survey-items-#{scale_id}"
   end
 
   def reason_for_insufficiency

app/presenters/subcategory_presenter.rb

@@ -39,13 +39,8 @@ class SubcategoryPresenter
 
   def measure_presenters
     @subcategory.measures.sort_by(&:measure_id).map do |measure|
-      out = [MeasurePresenter.new(measure:, academic_year: @academic_year, school: @school)]
-      if parent_gauges_have_displayable_score?(measure:)
-        out << ParentMeasurePresenter.new(measure:, academic_year: @academic_year,
-                                          school: @school)
+      MeasurePresenter.new(measure:, academic_year: @academic_year, school: @school)
     end
-      out
-    end.flatten
   end
 
   def scale_presenters
@@ -60,12 +55,19 @@ class SubcategoryPresenter
     end
   end
 
-  private
+  def scale_presenters
+    subcategory.scales.parent_scales.map do |scale|
+      ParentScalePresenter.new(scale:, academic_year:, school:)
+    end
+  end
 
-  def parent_gauges_have_displayable_score?(measure:)
-    measure.includes_parent_survey_items? && measure.parent_score(school: @school,
-                                                                  academic_year: @academic_year).average.positive?
+  def show_scale_presenters?
+    scale_presenters.any? do |scale_presenter|
+      subcategory.scales.parent_scales.count.positive? && scale_presenter.score.positive?
     end
+  end
+
+  private
 
   def admin_data_values_count
     @subcategory.measures.map do |measure|