audit_zone_array_serializer.rb

AuditZoneArraySerializer = Struct.new(:audit_zone_array, :current) do

  def to_json
    self.audit_zone_array.inject([]) do |array, zone|
      highlight = (zone == self.current)

      ary << {
        name: zone.description.titlecase,
        y: zone.community_percentage,
        sliced: highlight,
        selected: highlight,
        color: zone.color
      }
    end
  end
end