#434

backend/app/services/counts_axes.rb

@@ -33,8 +33,8 @@ class CountsAxes
   def initialize(population)
     @population = population
     @definition = population.definition
-    @rows = parse(population.params.fetch('rows', '[]'))
-    @columns = parse(population.params.fetch('cols', '[]'))
+    @rows = parse(population.params.fetch('rows', ''))
+    @columns = parse(population.params.fetch('cols', ''))
     @all = rows + columns
     raise ArgumentError if all.length > 8 || all.map { _1['field'] }.uniq.length != all.length
   end
@@ -81,7 +81,7 @@ class CountsAxes
   private
 
   def parse(value)
-    axes = JSON.parse(value)
+    axes = QueryState.axes(value)
     raise ArgumentError unless axes.is_a?(Array)
 
     axes.each do |axis|