extract estimate_weight

and rename nb_dossiers by nb_dossiers_termines

app/controllers/instructeurs/archives_controller.rb

@@ -7,8 +7,7 @@ module Instructeurs
       @average_dossier_weight = procedure.average_dossier_weight
 
       @count_dossiers_termines_by_month = Traitement.count_dossiers_termines_by_month(groupe_instructeurs)
-      @nb_dossiers = @count_dossiers_termines_by_month.sum { |count_by_month| count_by_month["count"] }
-      @poids_total = @nb_dossiers * @average_dossier_weight
+      @nb_dossiers_termines = @count_dossiers_termines_by_month.sum { |count_by_month| count_by_month["count"] }
 
       @archives = Archive
         .for_groupe_instructeur(groupe_instructeurs)

app/helpers/archive_helper.rb

@@ -2,4 +2,12 @@ module ArchiveHelper
   def can_generate_archive?(dossiers_termines, poids_total)
     dossiers_termines.count < 100 && poids_total < 1.gigabyte
   end
+
+  def estimate_weight(archive, nb_dossiers_termines, average_dossier_weight)
+    if archive.present? && archive.available?
+      archive.file.byte_size
+    else
+      nb_dossiers_termines * average_dossier_weight
+    end
+  end
 end

app/views/instructeurs/archives/index.html.haml

@@ -32,14 +32,11 @@
     %tbody
       %tr
         - matching_archive = @archives.find { |archive| archive.time_span_type == 'everything' }
-        - if matching_archive.present? && matching_archive.available?
-          - weight = matching_archive.file.byte_size
-        - else
-          - weight = @poids_total
+        - weight = estimate_weight(matching_archive, @nb_dossiers_termines, @average_dossier_weight)
         %td
           Tous les dossiers
         %td.text-right
-          = @nb_dossiers
+          = @nb_dossiers_termines
         %td.text-right
           = number_to_human_size(weight)
         %td.center
@@ -50,7 +47,7 @@
           - elsif matching_archive.try(&:pending?)
             %span.icon.retry
             = t(:archive_pending_html, created_period: time_ago_in_words(matching_archive.created_at), scope: [:instructeurs, :procedure])
-          - elsif @nb_dossiers == 0
+          - elsif @nb_dossiers_termines == 0
             Rien à télécharger !
           - elsif weight < 1.gigabyte
             = link_to instructeur_archives_path(@procedure, type: 'everything'), method: :post, class: "button" do
@@ -62,10 +59,7 @@
       - month = count_by_month["month"].to_date
       - nb_dossiers_termines = count_by_month["count"]
       - matching_archive = @archives.find { |archive| archive.time_span_type == 'monthly' && archive.month == month }
-      - if matching_archive.present? && matching_archive.available?
-        - weight = matching_archive.file.byte_size
-      - else
-        - weight = nb_dossiers_termines * @average_dossier_weight
+      - weight = estimate_weight(matching_archive, nb_dossiers_termines, @average_dossier_weight)
 
       %tr
         %td

spec/controllers/instructeurs/archives_controller_spec.rb

@@ -25,7 +25,7 @@ describe Instructeurs::ArchivesController, type: :controller do
     it 'displays archives' do
       get :index, { params: { procedure_id: procedure1.id } }
 
-      expect(assigns(:dossiers_termines).size).to eq(3)
+      expect(assigns(:nb_dossiers_termines).size).to eq(8)
       expect(assigns(:archives)).to eq([archive1])
     end
   end