Fix subgroup issue and MR pages empty states and counts43510-merge-requests-and-issues-don-t-show-for-all-subgroups

Previously, these wouldn't count issues or MRs in subgroups - meaning that if
_this_ group had no issues or MRs, we'd show the empty state, which was wrong.

6 files changed, 20 insertions, 17 deletions

diff --git a/app/controllers/groups/application_controller.rb b/app/controllers/groups/application_controller.rb
index 4a2bfc1f887..9f3bb60b4cc 100644
--- a/app/controllers/groups/application_controller.rb
+++ b/app/controllers/groups/application_controller.rb
@@ -18,10 +18,6 @@ class Groups::ApplicationController < ApplicationController
     @projects ||= GroupProjectsFinder.new(group: group, current_user: current_user).execute
   end
 
-  def group_merge_requests
-    @group_merge_requests = MergeRequestsFinder.new(current_user, group_id: @group.id).execute
-  end
-
   def authorize_admin_group!
     unless can?(current_user, :admin_group, group)
       return render_404
diff --git a/app/controllers/groups_controller.rb b/app/controllers/groups_controller.rb
index 14b9d6c22bd..283c3e5f1e0 100644
--- a/app/controllers/groups_controller.rb
+++ b/app/controllers/groups_controller.rb
@@ -14,7 +14,6 @@ class GroupsController < Groups::ApplicationController
   before_action :authorize_create_group!, only: [:new]
 
   before_action :group_projects, only: [:projects, :activity, :issues, :merge_requests]
-  before_action :group_merge_requests, only: [:merge_requests]
   before_action :event_filter, only: [:activity]
 
   before_action :user_actions, only: [:show, :subgroups]
diff --git a/app/helpers/groups_helper.rb b/app/helpers/groups_helper.rb
index 5fbaa17c40e..7910de73c52 100644
--- a/app/helpers/groups_helper.rb
+++ b/app/helpers/groups_helper.rb
@@ -19,6 +19,20 @@ module GroupsHelper
     can?(current_user, :change_share_with_group_lock, group)
   end
 
+  def group_issues_count(state:)
+    IssuesFinder
+      .new(current_user, group_id: @group.id, state: state, non_archived: true, include_subgroups: true)
+      .execute
+      .count
+  end
+
+  def group_merge_requests_count(state:)
+    MergeRequestsFinder
+      .new(current_user, group_id: @group.id, state: state, non_archived: true, include_subgroups: true)
+      .execute
+      .count
+  end
+
   def group_icon(group, options = {})
     img_path = group_icon_url(group, options)
     image_tag img_path, options
@@ -77,10 +91,6 @@ module GroupsHelper
     end
   end
 
-  def group_issues(group)
-    IssuesFinder.new(current_user, group_id: group.id).execute
-  end
-
   def remove_group_message(group)
     _("You are going to remove %{group_name}. Removed groups CANNOT be restored! Are you ABSOLUTELY sure?") %
       { group_name: group.name }
diff --git a/app/views/groups/issues.html.haml b/app/views/groups/issues.html.haml
index f2ae7c52031..ca3f018c5e6 100644
--- a/app/views/groups/issues.html.haml
+++ b/app/views/groups/issues.html.haml
@@ -1,12 +1,13 @@
 - page_title "Issues"
-- group_issues_exists = group_issues(@group).exists?
 = content_for :meta_tags do
   = auto_discovery_link_tag(:atom, params.merge(rss_url_options), title: "#{@group.name} issues")
 
 - content_for :page_specific_javascripts do
   = webpack_bundle_tag 'common_vue'
 
-- if group_issues_exists
+- if group_issues_count(state: 'all').zero?
+  = render 'shared/empty_states/issues', project_select_button: true
+- else
   .top-area
     = render 'shared/issuable/nav', type: :issues
     .nav-controls
@@ -19,5 +20,3 @@
   = render 'shared/issuable/search_bar', type: :issues
 
   = render 'shared/issues'
-- else
-  = render 'shared/empty_states/issues', project_select_button: true
diff --git a/app/views/groups/merge_requests.html.haml b/app/views/groups/merge_requests.html.haml
index 046b92bd9fb..520fe217ae1 100644
--- a/app/views/groups/merge_requests.html.haml
+++ b/app/views/groups/merge_requests.html.haml
@@ -3,7 +3,7 @@
 - content_for :page_specific_javascripts do
   = webpack_bundle_tag 'common_vue'
 
-- if @group_merge_requests.empty?
+- if group_merge_requests_count(state: 'all').zero?
   = render 'shared/empty_states/merge_requests', project_select_button: true
 - else
   .top-area
diff --git a/app/views/layouts/nav/sidebar/_group.html.haml b/app/views/layouts/nav/sidebar/_group.html.haml
index 47ae79b7a69..b520f28123f 100644
--- a/app/views/layouts/nav/sidebar/_group.html.haml
+++ b/app/views/layouts/nav/sidebar/_group.html.haml
@@ -1,6 +1,5 @@
-- issues_count = IssuesFinder.new(current_user, group_id: @group.id, state: 'opened').execute.count
-- merge_requests_count = MergeRequestsFinder.new(current_user, group_id: @group.id, state: 'opened', non_archived: true).execute.count
-
+- issues_count = group_issues_count(state: 'opened')
+- merge_requests_count = group_merge_requests_count(state: 'opened')
 - issues_sub_menu_items = ['groups#issues', 'labels#index', 'milestones#index']
 
 .nav-sidebar{ class: ("sidebar-collapsed-desktop" if collapsed_sidebar?) }