Rails active record human enum values

active_record-base_decorator.rb

# #{Rails.root}/config/initializers/active_record/base_decorator.rb

ActiveRecord::Base.class_eval do
  def self.human_enum_values(enum_name = nil)
    enum_name ||= defined_enums.keys.first
    raise "Could not find a enum named #{enum_name} in #{name}" unless enum_values = defined_enums[enum_name]

    _human_enum_values = {}
    enum_values.each do |key, value|
      translated_key = I18n.t "activerecord.enums.#{name.underscore}.#{enum_name}.#{key}"
      _human_enum_values[translated_key] = value
    end

    _human_enum_values
  end
end

models.zh-CN.yml

# #{Rails.root}/config/locales/models.zh-CN.yml

zh-CN:
  activerecord:
    models:
      message: 消息
    attributes:
      message:
        send_at: 发送时间
    enums:
      message:
        message_type:
          homework: 作业
          notification: 通知
          survey: 调查