feat: show parent scales on variance chart

app/models/measure.rb

@@ -173,6 +173,10 @@ class Measure < ActiveRecord::Base
               approval_low_benchmark:, ideal_low_benchmark:).zone_for_score(score.average)
   end
 
+  def construct_id
+    measure_id
+  end
+
   private
 
   def any_admin_data_collected?(school:, academic_year:)

app/models/scale.rb

@@ -42,6 +42,38 @@ class Scale < ApplicationRecord
     where("scale_id LIKE 'p-%'")
   }
 
+  def watch_low_benchmark
+    survey_items.first.watch_low_benchmark
+  end
+
+  def growth_low_benchmark
+    survey_items.first.growth_low_benchmark
+  end
+
+  def approval_low_benchmark
+    survey_items.first.approval_low_benchmark
+  end
+
+  def ideal_low_benchmark
+    survey_items.first.ideal_low_benchmark
+  end
+
+  def includes_teacher_survey_items?
+    survey_items.teacher_survey_items.length.positive?
+  end
+
+  def includes_student_survey_items?
+    survey_items.student_survey_items.length.positive?
+  end
+
+  def includes_admin_data_items?
+    admin_data_items.length.positive?
+  end
+
+  def construct_id
+    scale_id
+  end
+
   private
 
   def collect_survey_item_average(survey_items, school, academic_year)

app/presenters/overview/overview_presenter.rb

@@ -46,7 +46,7 @@ class Overview::OverviewPresenter
   def presenter_for_measure(measure)
     score = measure.score(school: @school, academic_year: @academic_year)
 
-    Overview::VarianceChartRowPresenter.new(measure:, score:)
+    Overview::VarianceChartRowPresenter.new(construct: measure, score:)
   end
 
   def empty_dataset?

app/presenters/overview/parent_overview_presenter.rb

@@ -12,4 +12,21 @@ class Overview::ParentOverviewPresenter < Overview::OverviewPresenter
   def framework_indicator_class
     "school-quality-frameworks-parent"
   end
+
+  def variance_chart_row_presenters
+    scales.map(&method(:presenter_for_scale))
+  end
+
+  def scales
+    measures.flat_map { |measure| measure.scales.parent_scales }
+  end
+
+  private
+
+  def presenter_for_scale(scale)
+    score = scale.parent_score(school: @school, academic_year: @academic_year)
+    score = Score.new(average: score, meets_teacher_threshold: true, meets_student_threshold: true)
+
+    Overview::VarianceChartRowPresenter.new(construct: scale, score:)
+  end
 end

app/presenters/overview/variance_chart_row_presenter.rb

@@ -3,16 +3,16 @@
 class Overview::VarianceChartRowPresenter
   include Comparable
 
-  attr_reader :score, :measure_name, :measure_id, :category
+  attr_reader :score, :construct_name, :construct_id, :category
 
-  def initialize(measure:, score:)
-    @measure = measure
+  def initialize(construct:, score:)
+    @construct = construct
     @score = score.average
     @meets_teacher_threshold = score.meets_teacher_threshold?
     @meets_student_threshold = score.meets_student_threshold?
-    @measure_name = @measure.name
-    @measure_id = @measure.measure_id
-    @category = @measure.subcategory.category
+    @construct_name = @construct.name
+    @construct_id = @construct.construct_id
+    @category = @construct.category
   end
 
   def sufficient_data?
@@ -57,9 +57,9 @@ class Overview::VarianceChartRowPresenter
 
   def partial_data_sources
     [].tap do |sources|
-      sources << "teacher survey results" if @measure.includes_teacher_survey_items? && !@meets_teacher_threshold
-      sources << "student survey results" if @measure.includes_student_survey_items? && !@meets_student_threshold
-      sources << "administrative data" if @measure.includes_admin_data_items?
+      sources << "teacher survey results" if @construct.includes_teacher_survey_items? && !@meets_teacher_threshold
+      sources << "student survey results" if @construct.includes_student_survey_items? && !@meets_student_threshold
+      sources << "administrative data" if @construct.includes_admin_data_items?
     end
   end
 
@@ -106,10 +106,10 @@ class Overview::VarianceChartRowPresenter
 
   def zone
     zones = Zones.new(
-      watch_low_benchmark: @measure.watch_low_benchmark,
-      growth_low_benchmark: @measure.growth_low_benchmark,
-      approval_low_benchmark: @measure.approval_low_benchmark,
-      ideal_low_benchmark: @measure.ideal_low_benchmark
+      watch_low_benchmark: @construct.watch_low_benchmark,
+      growth_low_benchmark: @construct.growth_low_benchmark,
+      approval_low_benchmark: @construct.approval_low_benchmark,
+      ideal_low_benchmark: @construct.ideal_low_benchmark
     )
     zones.zone_for_score(@score)
   end

app/views/overview/_variance_chart.html.erb

@@ -4,7 +4,7 @@
 <% if displayed_presenters.none? %>
 <p class="caption mb-5">Note: No measures can be displayed due to limited availability of school data and/or low survey response rates.</p>
 <% elsif not_displayed_presenters.present? %>
-<p class="caption mb-5">Note: The following measures are not displayed due to limited availability of school data and/or low survey response rates: <%= not_displayed_presenters.map(&:measure_name).join('; ') %>.</p>
+<p class="caption mb-5">Note: The following measures are not displayed due to limited availability of school data and/or low survey response rates: <%= not_displayed_presenters.map(&:construct_name).join('; ') %>.</p>
 <% end %>
 
 <svg width="100%" height=<%= graph_height(displayed_presenters.size) %> xmlns="http://www.w3.org/2000/svg">
@@ -90,7 +90,7 @@
       width="550"
       height="200">
 
-      <%= link_to(presenter.measure_name, district_school_category_path( @district, @school, presenter.category, {year: @academic_year.range, anchor: "#{presenter.measure_id}"}), class: "measure-row-label") %>
+      <%= link_to(presenter.construct_name, district_school_category_path( @district, @school, presenter.category, {year: @academic_year.range, anchor: "#{presenter.construct_id}"}), class: "measure-row-label") %>
     </foreignObject>
     <% end %>
 
@@ -120,7 +120,7 @@
       y="<%= index * measure_row_height + (measure_row_height - measure_row_bar_height) / 2 %>"
       width="<%= presenter.bar_width %>"
       height="<%= measure_row_bar_height %>"
-      data-for-measure-id="<%= presenter.measure_id %>"
+      data-for-measure-id="<%= presenter.construct_id %>"
       stroke="none"
     />
     <% end %>

spec/presenters/variance_chart_row_presenter_spec.rb

@@ -30,12 +30,12 @@ describe Overview::VarianceChartRowPresenter do
   end
 
   let(:presenter) do
-    Overview::VarianceChartRowPresenter.new measure:, score:
+    Overview::VarianceChartRowPresenter.new construct: measure, score:
   end
 
   shared_examples_for "measure_name" do
     it "returns the measure name" do
-      expect(presenter.measure_name).to eq "Some Title"
+      expect(presenter.construct_name).to eq "Some Title"
     end
   end
 
@@ -139,7 +139,7 @@ describe Overview::VarianceChartRowPresenter do
     let(:score) { Score.new(average: nil, meets_teacher_threshold: false, meets_student_threshold: false) }
 
     it "it does not show a partial data indicator" do
-      presenter_without_admin_data = Overview::VarianceChartRowPresenter.new(measure: measure_without_admin_data_items,
+      presenter_without_admin_data = Overview::VarianceChartRowPresenter.new(construct: measure_without_admin_data_items,
                                                                              score:)
       expect(presenter_without_admin_data.show_partial_data_indicator?).to be false
     end
@@ -163,7 +163,7 @@ describe Overview::VarianceChartRowPresenter do
              growth_low_benchmark:,
              approval_low_benchmark:,
              ideal_low_benchmark:)
-      admin_data_presenter = Overview::VarianceChartRowPresenter.new measure: measure_with_admin_data,
+      admin_data_presenter = Overview::VarianceChartRowPresenter.new construct: measure_with_admin_data,
                                                                      score: Score.new(
                                                                        average: 3.7, meets_teacher_threshold: true, meets_student_threshold: true
                                                                      )
@@ -236,11 +236,11 @@ describe Overview::VarianceChartRowPresenter do
              growth_low_benchmark:,
              approval_low_benchmark:,
              ideal_low_benchmark:)
-      approval_presenter = Overview::VarianceChartRowPresenter.new measure:,
+      approval_presenter = Overview::VarianceChartRowPresenter.new construct: measure,
                                                                    score: Score.new(
                                                                      average: 3.7, meets_teacher_threshold: true, meets_student_threshold: true
                                                                    )
-      ideal_presenter = Overview::VarianceChartRowPresenter.new measure:,
+      ideal_presenter = Overview::VarianceChartRowPresenter.new construct: measure,
                                                                 score: Score.new(
                                                                   average: 4.4, meets_teacher_threshold: true, meets_student_threshold: true
                                                                 )
@@ -249,11 +249,11 @@ describe Overview::VarianceChartRowPresenter do
     end
 
     it "selects a warning bar below a ideal bar" do
-      warning_presenter = Overview::VarianceChartRowPresenter.new measure:,
+      warning_presenter = Overview::VarianceChartRowPresenter.new construct: measure,
                                                                   score: Score.new(
                                                                     average: 1.0, meets_teacher_threshold: true, meets_student_threshold: true
                                                                   )
-      ideal_presenter = Overview::VarianceChartRowPresenter.new measure:,
+      ideal_presenter = Overview::VarianceChartRowPresenter.new construct: measure,
                                                                 score: Score.new(
                                                                   average: 5.0, meets_teacher_threshold: true, meets_student_threshold: true
                                                                 )

spec/views/overview/index.html.erb_spec.rb

@@ -50,16 +50,16 @@ describe "overview/index" do
            approval_low_benchmark: 3.5,
            ideal_low_benchmark: 4.5)
     [
-      Overview::VarianceChartRowPresenter.new(measure:,
+      Overview::VarianceChartRowPresenter.new(construct: measure,
                                               score: Score.new(average: rand))
     ]
   end
   context "when some presenters have a nil score" do
     let(:variance_chart_row_presenters) do
       [
-        Overview::VarianceChartRowPresenter.new(measure: support_for_teaching, score: Score.new),
-        Overview::VarianceChartRowPresenter.new(measure: effective_leadership, score: Score.new(average: rand)),
-        Overview::VarianceChartRowPresenter.new(measure: professional_qualifications, score: Score.new)
+        Overview::VarianceChartRowPresenter.new(construct: support_for_teaching, score: Score.new),
+        Overview::VarianceChartRowPresenter.new(construct: effective_leadership, score: Score.new(average: rand)),
+        Overview::VarianceChartRowPresenter.new(construct: professional_qualifications, score: Score.new)
       ]
     end
 

spec/views/overview/variance_chart.html.erb_spec.rb

@@ -27,8 +27,8 @@ describe "overview/_variance_chart.html.erb" do
 
     before :each do
       presenters = [
-        Overview::VarianceChartRowPresenter.new(measure: lower_scoring_measure, score: Score.new(average: 1)),
-        Overview::VarianceChartRowPresenter.new(measure: higher_scoring_measure, score: Score.new(average: 5))
+        Overview::VarianceChartRowPresenter.new(construct: lower_scoring_measure, score: Score.new(average: 1)),
+        Overview::VarianceChartRowPresenter.new(construct: higher_scoring_measure, score: Score.new(average: 5))
       ]
 
       render partial: "variance_chart", locals: { presenters: }
@@ -53,8 +53,9 @@ describe "overview/_variance_chart.html.erb" do
       measure_lacking_score = create(:measure)
       another_measure_lacking_score = create(:measure)
       presenters = [
-        Overview::VarianceChartRowPresenter.new(measure: measure_lacking_score, score: Score.new(average: nil)),
-        Overview::VarianceChartRowPresenter.new(measure: another_measure_lacking_score, score: Score.new(average: nil))
+        Overview::VarianceChartRowPresenter.new(construct: measure_lacking_score, score: Score.new(average: nil)),
+        Overview::VarianceChartRowPresenter.new(construct: another_measure_lacking_score,
+                                                score: Score.new(average: nil))
       ]
 
       render partial: "variance_chart", locals: { presenters: }