fix existing invalid enterprise fees

db/migrate/20230316034707_disable_inherits_tax_category_from_per_order_enterprise_fees.rb

@@ -0,0 +1,29 @@
+# frozen_string_literal: true
+
+class DisableInheritsTaxCategoryFromPerOrderEnterpriseFees < ActiveRecord::Migration[6.1]
+  class EnterpriseFee < ApplicationRecord
+    has_one :calculator, as: :calculable, class_name: "Spree::Calculator", dependent: :destroy
+  end
+
+  class Spree
+    class Calculator < ApplicationRecord
+      self.table_name = 'spree_calculators'
+    end
+  end
+
+  def change
+    EnterpriseFee.joins(:calculator).merge(calculators)
+      .where(inherits_tax_category: true)
+      .update_all(inherits_tax_category: false)
+  end
+
+  def calculators
+    Spree::Calculator.where(type: per_order_calculators)
+  end
+
+  def per_order_calculators
+    ['Calculator::FlatRate',
+     'Calculator::FlexiRate',
+     'Calculator::PriceSack']
+  end
+end