class Api::Admin::CustomerSerializer < ActiveModel::Serializer attributes :id, :email, :enterprise_id, :user_id, :code, :tags, :tag_list def tag_list object.tag_list.join(",") end def tags tag_rule_map = object.enterprise.rules_per_tag object.tag_list.map do |tag| { text: tag, rules: tag_rule_map[tag] } end end end