Add highlights to all champs

app/views/shared/dossiers/_champs.html.haml

@@ -10,35 +10,38 @@
           %th.libelle
             = "#{c.libelle} :"
           %td.rich-text
-            - if c.to_s.present?
-              %ul
-                - c.to_s.split(", ").each do |item|
-                  %li
-                    = item
+            %span{ class: highlight_if_unseen_class(demande_seen_at, c.updated_at) }
+              - if c.to_s.present?
+                %ul
+                  - c.to_s.split(", ").each do |item|
+                    %li
+                      = item
         - when TypeDeChamp.type_champs.fetch(:dossier_link)
           %th.libelle
             = "#{c.libelle} :"
           %td.rich-text
-            - dossier = Dossier.includes(:procedure).find_by(id: c.to_s)
-            - if dossier
-              - path = dossier_linked_path(current_gestionnaire, dossier)
-              - if path.present?
-                = link_to("Dossier nº #{dossier.id}", path, target: '_blank')
+            %span{ class: highlight_if_unseen_class(demande_seen_at, c.updated_at) }
+              - dossier = Dossier.includes(:procedure).find_by(id: c.to_s)
+              - if dossier
+                - path = dossier_linked_path(current_gestionnaire, dossier)
+                - if path.present?
+                  = link_to("Dossier nº #{dossier.id}", path, target: '_blank')
+                - else
+                  Dossier nº #{dossier.id}
+                %br
+                = sanitize(dossier.text_summary)
               - else
-                Dossier nº #{dossier.id}
-              %br
-              = sanitize(dossier.text_summary)
-            - else
-              Pas de dossier associé
+                Pas de dossier associé
         - when TypeDeChamp.type_champs.fetch(:piece_justificative)
           %th.libelle
             = "#{c.libelle} :"
           %td.rich-text
-            - pj = c.piece_justificative_file
-            - if pj.attached?
-              = render partial: "shared/champs/piece_justificative/pj_link", locals: { champ: c, user_can_upload: false }
-            - else
-              Pièce justificative non fournie
+            %span{ class: highlight_if_unseen_class(demande_seen_at, c.updated_at) }
+              - pj = c.piece_justificative_file
+              - if pj.attached?
+                = render partial: "shared/champs/piece_justificative/pj_link", locals: { champ: c, user_can_upload: false }
+              - else
+                Pièce justificative non fournie
         - when TypeDeChamp.type_champs.fetch(:textarea)
           %th.libelle
             = "#{c.libelle} :"