1 files changed, 78 insertions, 0 deletions
diff --git a/app/helpers/gitlab/notes_helper.rb b/app/helpers/gitlab/notes_helper.rb
new file mode 100644
index 00000000000..15076148b02
--- /dev/null
+++ b/app/helpers/gitlab/notes_helper.rb
@@ -0,0 +1,78 @@
+module Gitlab
+  module NotesHelper
+    # Helps to distinguish e.g. commit notes in mr notes list
+    def note_for_main_target?(note)
+      (@noteable.class.name == note.noteable_type && !note.for_diff_line?)
+    end
+
+    def note_target_fields(note)
+      hidden_field_tag(:target_type, note.noteable.class.name.underscore) +
+      hidden_field_tag(:target_id, note.noteable.id)
+    end
+
+    def note_editable?(note)
+      note.editable? && can?(current_user, :admin_note, note)
+    end
+
+    def link_to_commit_diff_line_note(note)
+      if note.for_commit_diff_line?
+        link_to(
+          "#{note.diff_file_name}:L#{note.diff_new_line}",
+          namespace_project_commit_path(@project.namespace, @project,
+                                        note.noteable, anchor: note.line_code)
+        )
+      end
+    end
+
+    def noteable_json(noteable)
+      {
+        id: noteable.id,
+        class: noteable.class.name,
+        resources: noteable.class.table_name,
+        project_id: noteable.project.id,
+      }.to_json
+    end
+
+    def link_to_new_diff_note(line_code, line_type = nil)
+      discussion_id = Note.build_discussion_id(
+        @comments_target[:noteable_type],
+        @comments_target[:noteable_id] || @comments_target[:commit_id],
+        line_code
+      )
+
+      data = {
+        noteable_type: @comments_target[:noteable_type],
+        noteable_id:   @comments_target[:noteable_id],
+        commit_id:     @comments_target[:commit_id],
+        line_code:     line_code,
+        discussion_id: discussion_id,
+        line_type:     line_type
+      }
+
+      button_tag(class: 'btn add-diff-note js-add-diff-note-button',
+                 data: data,
+                 title: 'Add a comment to this line') do
+        icon('comment-o')
+      end
+    end
+
+    def link_to_reply_diff(note, line_type = nil)
+      return unless current_user
+
+      data = {
+        noteable_type: note.noteable_type,
+        noteable_id:   note.noteable_id,
+        commit_id:     note.commit_id,
+        line_code:     note.line_code,
+        discussion_id: note.discussion_id,
+        line_type:     line_type
+      }
+
+      button_tag class: 'btn reply-btn js-discussion-reply-button',
+                 data: data, title: 'Add a reply' do
+        link_text = icon('comment')
+        link_text << ' Reply'
+      end
+    end
+  end
+end