Show separate empty_state if issues are filtered

app/helpers/application_helper.rb

@@ -188,6 +188,21 @@ module ApplicationHelper
     "#{request.path}?#{params.to_param}"
   end
 
+  def filter_bar_params
+    {
+      milestone_title: params[:milestone_title],
+      assignee_id: params[:assignee_id],
+      author_id: params[:author_id],
+      search: params[:search],
+      label_name: params[:label_name],
+      my_reaction_emoji: params[:my_reaction_emoji]
+    }
+  end
+
+  def has_filter_bar_param?
+    filter_bar_params.values.any? { |v| v.present? }
+  end
+
   def outdated_browser?
     browser.ie? && browser.version.to_i < 10
   end

app/views/shared/empty_states/_issues.html.haml

@@ -8,7 +8,12 @@
       = image_tag 'illustrations/issues.svg'
   .col-12
     .text-content
-      - if current_user
+      - if has_filter_bar_param?
+        %h4.text-center
+          = _("Sorry, your filter produced no results")
+        %p.text-center
+          = _("To widen your search, change or remove filters in the filter bar above")
+      - elsif current_user
         %h4
           = _("The Issue Tracker is the place to add things that need to be improved or solved in a project")
         %p

locale/gitlab.pot

@@ -5736,6 +5736,9 @@ msgstr ""
 msgid "Something went wrong. Please try again."
 msgstr ""
 
+msgid "Sorry, your filter produced no results"
+msgstr ""
+
 msgid "Sort by"
 msgstr ""
 
@@ -6609,6 +6612,9 @@ msgstr ""
 msgid "To validate your GitLab CI configurations, go to 'CI/CD → Pipelines' inside your project, and click on the 'CI Lint' button."
 msgstr ""
 
+msgid "To widen your search, change or remove filters in the filter bar above"
+msgstr ""
+
 msgid "Today"
 msgstr ""
 

spec/features/issues_spec.rb

@@ -17,6 +17,15 @@ describe 'Issues' do
         expect(page).to have_content('The Issue Tracker is the place to add things that need to be improved or solved in a project.')
         expect(page).to have_content('You can register or sign in to create issues for this project.')
       end
+
+      it 'user sees empty state with filters' do
+        create(:issue, author: user, project: project)
+
+        visit project_issues_path(project, milestone_title: "1.0")
+
+        expect(page).to have_content('Sorry, your filter produced no results')
+        expect(page).to have_content('To widen your search, change or remove filters in the filter bar above')
+      end
     end
   end
 
@@ -37,6 +46,15 @@ describe 'Issues' do
         expect(page).to have_content('Issues can be bugs, tasks or ideas to be discussed. Also, issues are searchable and filterable.')
         expect(page).to have_content('New issue')
       end
+
+      it 'user sees empty state with filters' do
+        create(:issue, author: user, project: project)
+
+        visit project_issues_path(project, milestone_title: "1.0")
+
+        expect(page).to have_content('Sorry, your filter produced no results')
+        expect(page).to have_content('To widen your search, change or remove filters in the filter bar above')
+      end
     end
 
     describe 'Edit issue' do