refactor(user dossier): move ruby logic to controller

app/controllers/users/dossiers_controller.rb

@@ -181,7 +181,14 @@ module Users
 
       respond_to do |format|
         format.html { render :brouillon }
-        format.turbo_stream { render(:update, layout: false) }
+        format.turbo_stream do
+          @to_shows, @to_hides = @dossier.champs
+            .filter(&:conditional?)
+            .partition(&:visible?)
+            .map { |champs| champs_to_one_selector(champs) }
+
+          render(:update, layout: false)
+        end
       end
     end
 
@@ -205,7 +212,14 @@ module Users
 
       respond_to do |format|
         format.html { render :modifier }
-        format.turbo_stream { render layout: false }
+        format.turbo_stream do
+          @to_shows, @to_hides = @dossier.champs
+            .filter(&:conditional?)
+            .partition(&:visible?)
+            .map { |champs| champs_to_one_selector(champs) }
+
+          render layout: false
+        end
       end
     end
 
@@ -521,5 +535,12 @@ module Users
         # rubocop:enable Lint/BooleanSymbol
       end
     end
+
+    def champs_to_one_selector(champs)
+      champs
+        .map(&:input_group_id)
+        .map { |id| "##{id}" }
+        .join(',')
+    end
   end
 end

app/views/users/dossiers/update.turbo_stream.haml

@@ -1,6 +1,4 @@
-- to_shows, to_hides = @dossier.champs.filter(&:conditional?).partition(&:visible?)
-
-- if to_shows.present?
-  = turbo_stream.show_all(to_shows.map { "##{_1.input_group_id}" }.join(','))
-- if to_hides.present?
-  = turbo_stream.hide_all(to_hides.map { "##{_1.input_group_id}" }.join(','))
+- if @to_shows.present?
+  = turbo_stream.show_all(@to_shows)
+- if @to_hides.present?
+  = turbo_stream.hide_all(@to_hides)