Include average particpants in location stats

Author: matt17r

app/models/concerns/home_statistics.rb

@@ -54,13 +54,16 @@ def location_statistics_data
 
         sorted_times = times.sort
         total_participants = location.events.joins(:results).count + location.events.joins(:volunteers).count
+        events_count = location.events.finalised.count
 
         {
           location: location,
           quickest_time: sorted_times.first,
           average_time: (times.sum.to_f / times.size).round,
           median_time: sorted_times[sorted_times.size / 2],
-          total_participants: total_participants
+          total_participants: total_participants,
+          events_count: events_count,
+          average_participants: events_count.positive? ? (total_participants.to_f / events_count).round : 0
         }
       end.compact
     end

app/views/shared/_statistics_widget.html.erb

@@ -45,6 +45,10 @@
                 <dt class="text-gray-600">Total Participants:</dt>
                 <dd class="font-medium text-gray-950"><%= loc_stat[:total_participants] %></dd>
               </div>
+              <div class="flex justify-between">
+                <dt class="text-gray-600">Average Participants:</dt>
+                <dd class="font-medium text-gray-950"><%= loc_stat[:average_participants] %></dd>
+              </div>
               <div class="flex justify-between">
                 <dt class="text-gray-600">Fastest Time:</dt>
                 <dd class="font-medium text-gray-950"><%= format_pace_time(loc_stat[:quickest_time]) %></dd>