Move methods from model to presenter

As part of this the 'Wall' return value for 'note_target_type_name' is
removed, since there is no valid note for which this can be the returned
value, due to the validations that ensure that notes always have a
`noteable_type`.

app/controllers/users_controller.rb

@@ -106,7 +106,7 @@ class UsersController < ApplicationController
 
   def calendar_activities
     @calendar_date = Date.parse(params[:date]) rescue Date.today
-    @events = contributions_calendar.events_by_date(@calendar_date)
+    @events = contributions_calendar.events_by_date(@calendar_date).map(&:present)
 
     render 'calendar_activities', layout: false
   end

app/helpers/events_helper.rb

@@ -28,19 +28,7 @@ module EventsHelper
   end
 
   def event_action_name(event)
-    target =  if event.target_type
-                if event.design? || event.design_note?
-                  'design'
-                elsif event.wiki_page?
-                  'wiki page'
-                elsif event.note?
-                  event.note_target_type
-                else
-                  event.target_type.titleize.downcase
-                end
-              else
-                'project'
-              end
+    target = event.note_target_type_name || event.target_type_name
 
     [event.action_name, target].join(" ")
   end
@@ -229,7 +217,7 @@ module EventsHelper
   def event_note_title_html(event)
     if event.note_target
       capture do
-        concat content_tag(:span, event.note_target_type, class: "event-target-type gl-mr-2")
+        concat content_tag(:span, event.note_target_type_name, class: "event-target-type gl-mr-2")
         concat link_to(event.note_target_reference, event_note_target_url(event), title: event.target_title, class: 'has-tooltip event-target-link gl-mr-2')
       end
     else

app/models/event.rb

@@ -329,14 +329,6 @@ class Event < ApplicationRecord
     end
   end
 
-  def note_target_type
-    if target.noteable_type.present?
-      target.noteable_type.titleize
-    else
-      "Wall"
-    end.downcase
-  end
-
   def body?
     if push_action?
       push_with_commits?

app/presenters/event_presenter.rb

@@ -29,4 +29,26 @@ class EventPresenter < Gitlab::View::Presenter::Delegated
       ''
     end
   end
+
+  def target_type_name
+    if design?
+      'Design'
+    elsif wiki_page?
+      'Wiki Page'
+    elsif target_type.present?
+      target_type.titleize
+    else
+      "Project"
+    end.downcase
+  end
+
+  def note_target_type_name
+    return unless note?
+
+    if design_note?
+      'Design'
+    else
+      target.noteable_type.titleize
+    end.downcase
+  end
 end

app/views/events/event/_common.html.haml

@@ -7,7 +7,7 @@
   - if event.target
     %span.event-type.d-inline-block.gl-mr-2{ class: event.action_name }
       = event.action_name
-    %span.event-target-type.gl-mr-2= event.target_type.titleize.downcase
+    %span.event-target-type.gl-mr-2= event.target_type_name
     = link_to event.target_link_options, class: 'has-tooltip event-target-link gl-mr-2', title: event.target_title do
       = event.target.reference_link_text
     - unless event.milestone?

changelogs/unreleased/ajk-219380-fix-design-type-formatting-in-activity-streams.yml

+---
+title: Customize value of note_target_type for designs
+merge_request: 43727
+author:
+type: fixed

spec/features/projects/activity/user_sees_design_comment_spec.rb

@@ -12,7 +12,7 @@ RSpec.describe 'Projects > Activity > User sees design comment', :js do
   let_it_be(:design) { create(:design, issue: issue) }
 
   let(:design_activity) do
-    "#{commenter.name} #{commenter.to_reference} commented on design"
+    "#{commenter.name} #{commenter.to_reference} commented on design #{design.to_reference}"
   end
 
   let(:issue_activity) do

spec/presenters/event_presenter_spec.rb

@@ -38,4 +38,34 @@ RSpec.describe EventPresenter do
       it { is_expected.to eq([project, target]) }
     end
   end
+
+  describe '#target_type_name' do
+    it 'returns design for a design event' do
+      expect(build(:design_event).present).to have_attributes(target_type_name: 'design')
+    end
+
+    it 'returns project for a project event' do
+      expect(build(:project_created_event).present).to have_attributes(target_type_name: 'project')
+    end
+
+    it 'returns milestone for a milestone event' do
+      expect(group_event.present).to have_attributes(target_type_name: 'milestone')
+    end
+  end
+
+  describe '#note_target_type_name' do
+    it 'returns design for an event on a comment on a design' do
+      expect(build(:event, :commented, :for_design).present)
+        .to have_attributes(note_target_type_name: 'design')
+    end
+
+    it 'returns nil for an event without a target' do
+      expect(build(:event).present).to have_attributes(note_target_type_name: be_nil)
+    end
+
+    it 'returns issue for an issue comment event' do
+      expect(build(:event, :commented, target: build(:note_on_issue)).present)
+        .to have_attributes(note_target_type_name: 'issue')
+    end
+  end
 end