(bug) invalid tables names for cart items

app/models/cart_item/base_item.rb

@@ -6,6 +6,10 @@ require_relative 'cart_item'
 class CartItem::BaseItem < ApplicationRecord
   self.abstract_class = true
 
+  def self.table_name_prefix
+    'cart_item_'
+  end
+
   def price
     { elements: {}, amount: 0 }
   end

app/models/cart_item/cart_item.rb

@@ -1,8 +1,4 @@
 # frozen_string_literal: true
 
 # Items that can be added to the shopping cart
-module CartItem
-  def self.table_name_prefix
-    'cart_item_'
-  end
-end
+module CartItem; end

app/models/cart_item/coupon.rb

@@ -4,6 +4,8 @@ require_relative 'cart_item'
 
 # A discount coupon applied to the whole shopping cart
 class CartItem::Coupon < ApplicationRecord
+  self.table_name = 'cart_item_coupons'
+
   belongs_to :operator_profile, class_name: 'InvoicingProfile'
   belongs_to :customer_profile, class_name: 'InvoicingProfile'
   belongs_to :coupon

app/models/cart_item/event_reservation_ticket.rb

@@ -4,6 +4,8 @@ require_relative 'cart_item'
 
 # A relation table between a pending event reservation and a special price for this event
 class CartItem::EventReservationTicket < ApplicationRecord
+  self.table_name = 'cart_item_event_reservation_tickets'
+
   belongs_to :cart_item_event_reservation, class_name: 'CartItem::EventReservation', inverse_of: :cart_item_event_reservation_tickets
   belongs_to :event_price_category, inverse_of: :cart_item_event_reservation_tickets
 end

app/models/cart_item/payment_schedule.rb

@@ -4,6 +4,8 @@ require_relative 'cart_item'
 
 # A payment schedule applied to plan in the shopping cart
 class CartItem::PaymentSchedule < ApplicationRecord
+  self.table_name = 'cart_item_payment_schedules'
+
   belongs_to :customer_profile, class_name: 'InvoicingProfile'
   belongs_to :coupon
   belongs_to :plan

app/models/cart_item/training_reservation.rb

@@ -2,8 +2,6 @@
 
 # A training reservation added to the shopping cart
 class CartItem::TrainingReservation < CartItem::Reservation
-  self.table_name = 'cart_item_reservations'
-
   has_many :cart_item_reservation_slots, class_name: 'CartItem::ReservationSlot', dependent: :destroy, inverse_of: :cart_item,
                                          foreign_key: 'cart_item_id', foreign_type: 'cart_item_type'
   accepts_nested_attributes_for :cart_item_reservation_slots