Rails Active Admin如何使用2列（关联中的1列）进行config.sort_order [英] Rails Active Admin how to config.sort_order with 2 columns (1 column from association)

问题描述

在Active Admin中，您想知道如何使用两列设置​​config.sort_order，其中第一列来自同一模型，第二列来自关联的模型吗？

In Active Admin would like to know how to setup config.sort_order with 2 columns where first column is come from same model and second column is from associated model?

ActiveAdmin.register Race do
  menu parent: :races, :label => proc{ I18n.t('activerecord.models.races') }
  belongs_to :meeting, :optional => true
  #need to order by "meetings.date desc races.time desc"
  config.sort_order = "?"



  controller do
    def scoped_collection
      end_of_association_chain.includes(:meeting)
    end
  end

end

推荐答案

config.sort_order 将接受按多个字段排序，
的格式为 field1_（asc | desc），field2_（asc | desc），向后保留
兼容性。

config.sort_order will accept sorting by multiple fields, the format is "field1_(asc|desc), field2_(asc|desc)" preserved backwards compatibility.

请检查此链接以供参考。 https://github.com/activeadmin/activeadmin/pull/2432 。它可以解决您的问题。

Please check this link for reference. https://github.com/activeadmin/activeadmin/pull/2432. It may resolve your problem.

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