On User confirmation, link all already placed orders to this new user

if user.email == customer.email

Co-Authored-By: Maikel <maikel@email.org.au>

app/models/spree/user.rb

@@ -41,7 +41,7 @@ module Spree
     accepts_nested_attributes_for :bill_address
     accepts_nested_attributes_for :ship_address
 
-    after_create :associate_customers
+    after_create :associate_customers, :associate_orders
 
     validate :limit_owned_enterprises
 
@@ -113,6 +113,12 @@ module Spree
       self.customers = Customer.where(email: email)
     end
 
+    def associate_orders
+      Spree::Order.where(customer: customers).find_each do |order|
+        order.associate_user!(self)
+      end
+    end
+
     def can_own_more_enterprises?
       owned_enterprises.reload.size < enterprise_limit
     end

spec/models/spree/user_spec.rb

@@ -100,6 +100,7 @@ describe Spree::User do
       let(:enterprise2) { create(:enterprise) }
       let!(:customer1) { create(:customer, user: nil, email: email, enterprise: enterprise1) }
       let!(:customer2) { create(:customer, user: nil, email: email, enterprise: enterprise2) }
+      let!(:order) { create(:order, customer: customer1) }
       let!(:user) { create(:user, email: email) }
 
       it "should associate these customers with the created user" do
@@ -107,6 +108,10 @@ describe Spree::User do
         expect(user.customer_of(enterprise1)).to be_truthy
         expect(user.customer_of(enterprise2)).to be_truthy
       end
+
+      it "should associate the orders passed by customer linked to the created user" do
+        expect(user.orders.reload).to include order
+      end
     end
   end