refactor(gallery): extract gallery_link method

app/components/attachment/gallery_item_component.rb

@@ -19,4 +19,16 @@ class Attachment::GalleryItemComponent < ApplicationComponent
   def title
     "#{libelle} -- #{sanitize(blob.filename.to_s)}"
   end
+
+  def gallery_link(blob, &block)
+    if displayable_image?(blob)
+      link_to image_url(blob_url(attachment)), title: title, data: { src: blob.url }, class: 'gallery-link' do
+        yield
+      end
+    elsif displayable_pdf?(blob)
+      link_to blob.url, id: blob.id, data: { iframe: true, src: blob.url }, class: 'gallery-link', type: blob.content_type, title: title do
+        yield
+      end
+    end
+  end
 end

app/components/attachment/gallery_item_component/gallery_item_component.html.haml

@@ -1,16 +1,6 @@
 .gallery-item
-  - if displayable_pdf?(blob)
+  - if displayable_pdf?(blob) || displayable_image?(blob)
-    = link_to blob.url, id: blob.id, data: { iframe: true, src: blob.url }, class: 'gallery-link', type: blob.content_type, title: title do
+    = gallery_link(blob) do
-      .thumbnail
-        = image_tag(representation_url_for(attachment), loading: :lazy)
-        .fr-btn.fr-btn--tertiary.fr-btn--icon-left.fr-icon-eye{ role: :button }
-          Visualiser
-    .champ-libelle
-      = libelle.truncate(25)
-    = render Attachment::ShowComponent.new(attachment: attachment, truncate: true)
-
-  - elsif displayable_image?(blob)
-    = link_to image_url(blob_url(attachment)), title: title, data: { src: blob.url }, class: 'gallery-link' do
       .thumbnail
         = image_tag(representation_url_for(attachment), loading: :lazy)
         .fr-btn.fr-btn--tertiary.fr-btn--icon-left.fr-icon-eye{ role: :button }