populated homepage cards with number of land and marine PAs, and crea…

…ted a presenter

app/controllers/home_controller.rb

@@ -2,6 +2,8 @@ class HomeController < ApplicationController
   include MapHelper
 
   def index
+    @presenter = HomePresenter.new
+
     @pa_coverage_percentage = 9999 #TODO Total PA coverage in %
 
     @config_search_areas = {
@@ -13,60 +15,7 @@ def index
     @pas_button = home_yml[:pas][:button]
     @pas_levels = levels
 
-    @site_facts = [
-      {
-        percentage: 00, #total percentage coverage of terrestrial pas
-        theme: I18n.t('home.facts')[0][:theme],
-        title: I18n.t('home.facts')[0][:title],
-        totals: [
-          {
-            number: 00, #total terrestrial pas
-            text: I18n.t('home.total_pas')
-          }
-        ]
-      },
-      {
-        percentage: 00, #total percentage coverage of marine pas
-        theme: I18n.t('home.facts')[1][:theme],
-        title: I18n.t('home.facts')[1][:title],
-        totals: [
-          {
-            number: 00, #total marine pas
-            text: I18n.t('home.total_pas')
-          }
-        ]
-      },
-      {
-        percentage: 00, #total percentage coverage of terrestrial pas and OECMs
-        theme: I18n.t('home.facts')[2][:theme],
-        title: I18n.t('home.facts')[2][:title],
-        totals: [
-          {
-            number: 00, #total terrestrial pas
-            text: I18n.t('home.total_pas')
-          },
-          {
-            number: 00, #total terrestrial oecms
-            text: I18n.t('home.total_oecms')
-          }
-        ]
-      },
-      {
-        percentage: 00, #total percentage coverage of marine pas and OECMs
-        theme: I18n.t('home.facts')[3][:theme],
-        title: I18n.t('home.facts')[3][:title],
-        totals: [
-          {
-            number: 00, #total marine pas
-            text: I18n.t('home.total_pas')
-          },
-          {
-            number: 00, #total marine oecms
-            text: I18n.t('home.total_oecms')
-          }
-        ]
-      }
-    ]
+    @site_facts = @presenter.fact_card_stats
 
     comfy_themes = Comfy::Cms::Page.find_by_slug("thematical-areas")
     @themes_title = comfy_themes.label

app/presenters/home_presenter.rb

@@ -0,0 +1,87 @@
+class HomePresenter
+  include ActionView::Helpers::NumberHelper
+
+  def initialize
+  end
+
+  def terrestrial_pas
+    @terrestrial_pas ||= number_with_delimiter(Stats::Global.terrestrial_pa_count)
+  end
+
+  def marine_pas
+    @marine_pas ||= number_with_delimiter(Stats::Global.marine_pa_count)
+  end
+
+  def terrestrial_oecms
+    @terrestrial_oecms = number_with_delimiter(Stats::Global.terrestrial_oecm_count)
+  end
+
+  def marine_oecms
+    @marine_oecms = number_with_delimiter(Stats::Global.marine_oecm_count)
+  end
+
+  def terrestrial_cover
+    @terrestrial_cover = CountryStatistic.global_percentage_pa_land_cover
+  end
+
+  def marine_cover
+    @marine_cover = CountryStatistic.global_percentage_pa_marine_cover
+  end
+
+  def fact_card_stats
+    [
+      {
+        percentage: terrestrial_cover,
+        theme: I18n.t('home.facts')[0][:theme],
+        title: I18n.t('home.facts')[0][:title],
+        totals: [
+          {
+            number: terrestrial_pas,
+            text: I18n.t('home.total_pas')
+          }
+        ]
+      },
+      {
+        percentage: marine_cover,
+        theme: I18n.t('home.facts')[1][:theme],
+        title: I18n.t('home.facts')[1][:title],
+        totals: [
+          {
+            number: marine_pas,
+            text: I18n.t('home.total_pas')
+          }
+        ]
+      },
+      {
+        percentage: 00, #total percentage coverage of terrestrial pas and OECMs
+        theme: I18n.t('home.facts')[2][:theme],
+        title: I18n.t('home.facts')[2][:title],
+        totals: [
+          {
+            number: terrestrial_pas,
+            text: I18n.t('home.total_pas')
+          },
+          {
+            number: terrestrial_oecms,
+            text: I18n.t('home.total_oecms')
+          }
+        ]
+      },
+      {
+        percentage: 00, #total percentage coverage of marine pas and OECMs
+        theme: I18n.t('home.facts')[3][:theme],
+        title: I18n.t('home.facts')[3][:title],
+        totals: [
+          {
+            number: marine_pas,
+            text: I18n.t('home.total_pas')
+          },
+          {
+            number: marine_oecms,
+            text: I18n.t('home.total_oecms')
+          }
+        ]
+      }
+    ]
+  end
+end

lib/modules/stats/global.rb

@@ -5,6 +5,24 @@ def self.pa_count
     ProtectedArea.count
   end
 
+  def self.terrestrial_pa_count
+    ProtectedArea.where(marine: false).count
+  end
+
+  def self.marine_pa_count
+    ProtectedArea.where(marine: true).count
+  end
+
+  def self.terrestrial_oecm_count
+    ProtectedArea.where(marine: false, is_oecm: true).count
+  end
+
+  def self.marine_oecm_count
+    ProtectedArea.where(marine: true, is_oecm: true).count
+  end
+
+
+
   def self.percentage_pa_cover
     RegionalStatistic.joins(:region)
                      .where('regions.iso' => 'GLOBAL')
@@ -48,4 +66,14 @@ def self.calculate_stats_for(klass, field_name)
   def self.global_area
     CountryStatistic.global_land_area + CountryStatistic.global_marine_area
   end
+
+  def self.percentage_land_cover
+    CountryStatistic.global_percentage_pa_land_cover
+  end
+
+  def self.percentage_marine_cover
+    CountryStatistic.global_percentage_pa_marine_cover
+  end
+
+
 end