私はcounter_cultureを使用して調査アプリケーションを作成しています。市民を追加するたびにカウント列が自動的に更新されないという問題があります。コンソールに移動して実行する必要があります。 nested_attributes
ご協力ありがとう御座います
モデル
class Familycard < ActiveRecord::Base
has_many :citizens , :dependent => :destroy
accepts_nested_attributes_for :citizens, :allow_destroy => :true
end
class Citizen < ActiveRecord::Base
belongs_to :familycard
counter_culture :familycard,
:column_name => Proc.new { |model| "#{model.sex}_count"},
:column_names => {
["citizens.sex = ? ", 'male'] => 'males_count',
["citizens.sex = ? ", 'female'] => 'females_count'
}
counter_culture :familycard
counter_culture :familycard,
:column_name => Proc.new { |model| "#{model.job}_count"},
:column_names => {
["citizens.job = ? ", 'Entrepreneur'] => 'Entrepreneurs_count',
["citizens.job = ? ", 'House wife'] => 'housewifes_count',
["citizens.job = ? ", 'Student'] => 'students_count',
["citizens.job = ? ", 'Veteran'] => 'veterans_count',
}
end
controller
class FamilycardController < ApplicationController
def new
@familycard = Familycard.new(:citizens => [Citizen.new])
end
def create
@familycard = Familycard.new(familycard_params)
if @familycard.save
flash[:success] = "Data Saved"
redirect_to familycards_path
else
render 'familycards/familycard_form'
end
end