chore: start adding overview page

app/helpers/dashboard/analyze_helper.rb

@@ -0,0 +1,70 @@
+# frozen_string_literal: true
+
+module Dashboard
+  module AnalyzeHelper
+    def svg_height
+      400
+    end
+
+    def zone_label_width
+      15
+    end
+
+    def graph_width
+      85
+    end
+
+    def analyze_graph_height
+      85
+    end
+
+    def analyze_zone_height
+      analyze_graph_height / 5
+    end
+
+    def zone_height_percentage
+      analyze_zone_height / 100.0
+    end
+
+    def analyze_category_link(district:, school:, academic_year:, category:)
+      year = academic_year.range
+      "/districts/#{district.slug}/schools/#{school.slug}/analyze?year=#{year}&academic_years=#{year}&category=#{category.category_id}"
+    end
+
+    def analyze_subcategory_link(district:, school:, academic_year:, category:, subcategory:)
+      "/districts/#{district.slug}/schools/#{school.slug}/analyze?year=#{academic_year.range}&category=#{category.category_id}&subcategory=#{subcategory.subcategory_id}"
+    end
+
+    def colors
+      @colors ||= ["#49416D", "#FFC857", "#920020", "#00B0B3", "#B2D236", "#004D61", "#FFB3CC", "#FF3D00", "#212121", "#9E9D24",
+                   "#689F38", "#388E3C", "#00897B", "#00796B", "#00695C", "#004D40", "#1B5E20", "#FF6F00", "#33691E", "#D50000",
+                   "#827717", "#F57F17", "#FF6F00", "#E65100", "#BF360C", "#3E2723", "#263238", "#37474F", "#455A64"]
+    end
+
+    def empty_dataset?(measures:, school:, academic_year:)
+      @empty_dataset ||= Hash.new do |memo, (school, academic_year)|
+        memo[[school, academic_year]] = measures.none? do |measure|
+          response_rate = measure.subcategory.response_rate(school:, academic_year:)
+          response_rate.meets_student_threshold || response_rate.meets_teacher_threshold || measure.sufficient_admin_data?(school:, academic_year:)
+        end
+      end
+
+      @empty_dataset[[school, academic_year]]
+    end
+
+    def empty_survey_dataset?(measures:, school:, academic_year:)
+      @empty_survey_dataset ||= Hash.new do |memo, (school, academic_year)|
+        memo[[school, academic_year]] = measures.none? do |measure|
+          response_rate = measure.subcategory.response_rate(school:, academic_year:)
+          response_rate.meets_student_threshold || response_rate.meets_teacher_threshold
+        end
+      end
+      @empty_survey_dataset[[school, academic_year]]
+    end
+
+    def base_url
+      analyze_subcategory_link(district: @district, school: @school, academic_year: @academic_year, category: @presenter.category,
+                               subcategory: @presenter.subcategory)
+    end
+  end
+end