feat(JobsCounter): Adding a counter on Jobs indexes

Author: rafael-pissardo

app/helpers/mission_control/jobs/interface_helper.rb

@@ -10,6 +10,20 @@ def blank_status_emoji(status)
     end
   end
 
+  def jobs_count_for(status)
+    count = ActiveJob.jobs.with_status(status).count
+
+    number_to_human(count,
+                    format: "%n%u",
+                    units: {
+                      thousand: "K",
+                      million: "M",
+                      billion: "B",
+                      trillion: "T",
+                      quadrillion: "Q"
+                    })
+  end
+
   def modifier_for_status(status)
     case status.to_s
     when "failed"      then "is-danger"

app/views/mission_control/jobs/jobs/index.html.erb

@@ -11,9 +11,9 @@
   <% if @jobs_page.empty? %>
     <%= blank_status_notice "No #{jobs_status.dasherize} jobs found with the given filters" %>
   <% else %>
+    <%= "Total #{jobs_status.titleize} jobs: #{jobs_count_for(jobs_status)}" %>
     <%= render "mission_control/jobs/jobs/jobs_page", jobs_page: @jobs_page %>
 
     <%= render "mission_control/jobs/shared/pagination_toolbar", page: @jobs_page, filter_param: jobs_filter_param %>
   <% end %>
 <% end %>
-