#434

backend/app/services/counts_table_query.rb

@@ -57,7 +57,7 @@ class CountsTableQuery
   end
 
   def metadata
-    { population_count: nil, population_count_computed: false,
+    { condition_labels: condition_labels, population_count: nil, population_count_computed: false,
         excluded_count: nil, excluded_count_scope: 'current_query',
         population_count_scope: 'all_recorded_versions',
         page:, limit:, execution_at: population.at.iso8601(6), at: @params['at'].presence,
@@ -378,6 +378,21 @@ class CountsTableQuery
     end
   end
 
+  def condition_labels
+    entries = QueryState.records(@params, 'conditions').select { _1['operator'] == 'axis_eq' }
+    entries += QueryState.records(@params, 'drill')
+    entries.group_by { _1['field'] }.to_h do |field, conditions|
+      values = conditions.map { _1['value'] }.compact.uniq
+      labels = case field
+               when 'tags' then tag_labels(values)
+               when 'user'
+                 User.where(id: values).pluck(:id, :name).to_h.transform_keys(&:to_s)
+               else {}
+               end
+      [field, labels]
+    end
+  end
+
   def axis_labels(records, column_values)
     result = {}
     @axis_names = {}