Add a Spree config option: enterprise_number_required_on_invoices

app/controllers/admin/invoice_settings_controller.rb

@@ -19,6 +19,7 @@ module Admin
         :enable_invoices?,
         :invoice_style2?,
         :enable_receipt_printing?,
+        :enterprise_number_required_on_invoices?,
       )
     end
   end

app/models/spree/app_configuration.rb

@@ -129,6 +129,7 @@ module Spree
     preference :enable_invoices?, :boolean, default: true
     preference :invoice_style2?, :boolean, default: false
     preference :enable_receipt_printing?, :boolean, default: false
+    preference :enterprise_number_required_on_invoices?, :boolean, default: true
 
     # Stripe payments
     preference :stripe_connect_enabled, :boolean, default: false

app/views/admin/invoice_settings/edit.html.haml

@@ -20,5 +20,10 @@
     = check_box_tag 'preferences[enable_receipt_printing?]', '1',  Spree::Config[:enable_receipt_printing?]
     = label_tag nil, t('.enable_receipt_printing?')
 
+  .field.align-center
+    = hidden_field_tag 'preferences[enterprise_number_required_on_invoices?]', '0'
+    = check_box_tag 'preferences[enterprise_number_required_on_invoices?]', '1',  Spree::Config[:enterprise_number_required_on_invoices?]
+    = label_tag nil, t('.enterprise_number_required_on_invoices?')
+
   .form-buttons{"data-hook" => "buttons"}
     = button t(:update), 'icon-refresh'

config/locales/en.yml

@@ -552,6 +552,7 @@ en:
         enable_invoices?: "Enable Invoices?"
         invoice_style2?: "Use the alternative invoice model that includes total tax breakdown per rate and tax rate info per item (not yet suitable for countries displaying prices excluding tax)"
         enable_receipt_printing?: "Show options for printing receipts using thermal printers in order dropdown?"
+        enterprise_number_required_on_invoices?: "Require an ABN to generate an invoice?"
 
     stripe_connect_settings:
       edit: