remove checkout controller

app/controllers/concerns/order_stock_check.rb

@@ -13,8 +13,6 @@ def valid_order_line_items?
   def handle_insufficient_stock
     return if sufficient_stock?
 
-    reset_order_to_cart
-
     flash[:error] = Spree.t(:inventory_error_flash_for_insufficient_quantity)
     redirect_to main_app.cart_path
   end
@@ -43,10 +41,4 @@ def check_order_cycle_expiry
   def sufficient_stock?
     @sufficient_stock ||= @order.insufficient_stock_lines.blank?
   end
-
-  def reset_order_to_cart
-    return if OpenFoodNetwork::FeatureToggle.enabled? :split_checkout, spree_current_user
-
-    OrderCheckoutRestart.new(@order).call
-  end
 end

app/models/spree/order.rb

@@ -24,9 +24,7 @@ class Order < ApplicationRecord
         order.update_totals
         order.payment_required?
       }
-      go_to_state :confirmation, if: ->(order) {
-        OpenFoodNetwork::FeatureToggle.enabled? :split_checkout, order.created_by
-      }
+      go_to_state :confirmation
       go_to_state :complete
     end
 
@@ -320,8 +318,7 @@ def ship_total
     # Creates new tax charges if there are any applicable rates. If prices already
     # include taxes then price adjustments are created instead.
     def create_tax_charge!
-      return if state.in?(["cart", "address", "delivery"]) &&
-        OpenFoodNetwork::FeatureToggle.enabled?(:split_checkout)
+      return if state.in?(["cart", "address", "delivery"])
 
       clear_legacy_taxes!
 

config/routes.rb

@@ -84,24 +84,15 @@
     get "/stripe/authorize/:order_number", to: "stripe#authorize", as: :authorize_stripe
   end
 
-  constraints FeatureToggleConstraint.new(:split_checkout) do
-    get '/checkout', to: 'split_checkout#edit'
+  get '/checkout', to: 'split_checkout#edit'
 
-    constraints step: /(details|payment|summary)/ do
-      get '/checkout/:step', to: 'split_checkout#edit', as: :checkout_step
-      put '/checkout/:step', to: 'split_checkout#update', as: :checkout_update
-    end
-
-    # Redirects to the new checkout for any other 'step' (ie. /checkout/cart from the legacy checkout)
-    get '/checkout/:other', to: redirect('/checkout')
+  constraints step: /(details|payment|summary)/ do
+    get '/checkout/:step', to: 'split_checkout#edit', as: :checkout_step
+    put '/checkout/:step', to: 'split_checkout#update', as: :checkout_update
   end
 
-   # When the split_checkout feature is disabled for the current user, use the legacy checkout
-  constraints FeatureToggleConstraint.new(:split_checkout, negate: true) do
-    get '/checkout', to: 'checkout#edit'
-    put '/checkout', to: 'checkout#update', as: :update_checkout
-    get '/checkout/:state', to: 'checkout#edit', as: :checkout_state
-  end
+  # Redirects to the new checkout for any other 'step' (ie. /checkout/cart from the legacy checkout)
+  get '/checkout/:other', to: redirect('/checkout')
 
   get 'embedded_shopfront/shopfront_session', to: 'application#shopfront_session'
   post 'embedded_shopfront/enable', to: 'application#enable_embedded_styles'