Contents

# This migration comes from spree (originally 20170320145040)
class AddUniqueIndexOnNumberToSpreeCustomerReturns < ActiveRecord::Migration[5.0]
  def change
    unless index_exists?(:spree_customer_returns, :number, unique: true)
      numbers = Spree::CustomerReturn.group(:number).having('sum(1) > 1').pluck(:number)
      returns = Spree::CustomerReturn.where(number: numbers)

      returns.find_each do |r|
        r.number = r.class.number_generator.method(:generate_permalink).call(r.class)
        r.save
      end

      remove_index :spree_customer_returns, :number if index_exists?(:spree_customer_returns, :number)
      add_index :spree_customer_returns, :number, unique: true
    end
  end
end

Version data entries

8 entries across 8 versions & 2 rubygems

Version	Path
spree_purchase_order-3.7.0	spec/dummy/db/migrate/20191113195947_add_unique_index_on_number_to_spree_customer_returns.spree.rb
spree_billing_sisow-0.9.2	spec/dummy/db/migrate/20190729091888_add_unique_index_on_number_to_spree_customer_returns.spree.rb
spree_billing_sisow-0.9.1	spec/dummy/db/migrate/20190729091888_add_unique_index_on_number_to_spree_customer_returns.spree.rb
spree_purchase_order-3.6.0	spec/dummy/db/migrate/20180516191812_add_unique_index_on_number_to_spree_customer_returns.spree.rb
spree_purchase_order-3.5.0	spec/dummy/db/migrate/20180516191812_add_unique_index_on_number_to_spree_customer_returns.spree.rb
spree_purchase_order-3.5.0.rc1	spec/dummy/db/migrate/20180516191812_add_unique_index_on_number_to_spree_customer_returns.spree.rb
spree_purchase_order-3.4.0	spec/dummy/db/migrate/20180516191812_add_unique_index_on_number_to_spree_customer_returns.spree.rb
spree_purchase_order-3.3.0	spec/dummy/db/migrate/20180516191812_add_unique_index_on_number_to_spree_customer_returns.spree.rb