Pass HS tariff requirement by publisher

Author: RafaelKayumov

WooCommerce/Classes/ViewRelated/Orders/Order Details/Shipping Labels/WooShipping Create Shipping Labels/ShipmentDetails/WooShippingShipmentDetailsViewModel.swift

@@ -511,7 +511,13 @@ private extension WooShippingShipmentDetailsViewModel {
     func isHSTariffNumberRequiredPublisher() -> AnyPublisher<Bool, Never> {
         $destinationAddress
             /// HS tariff number is required for EU countries
-            .map { _ in return false }
+            .map { address in
+                guard let address else {
+                    return false
+                }
+
+                return Country.countriesFollowingEUCustoms.contains(address.country)
+            }
             .eraseToAnyPublisher()
     }
 }

WooCommerce/Classes/ViewRelated/Orders/Order Details/Shipping Labels/WooShipping Create Shipping Labels/WooShipping Customs/WooShippingCustomsItemViewModel.swift

@@ -142,13 +142,13 @@ private extension WooShippingCustomsItemViewModel {
             $weightPerUnit,
             $selectedCountry
         )
-        .combineLatest($hsTariffNumber)
+        .combineLatest($hsTariffNumber, $isHSTariffNumberRequired)
         .sink { [weak self] result in
             guard let self else { return }
 
-            let ((description, valuePerUnit, weightPerUnit, selectedCountry), hsTariffNumber) = result
+            let ((description, valuePerUnit, weightPerUnit, selectedCountry), hsTariffNumber, isHSTariffNumberRequired) = result
 
-            let hsTariffNumberRequirementMet = hsTariffNumber.isEmpty && !isHSTariffNumberRequired || isValidTariffNumber
+            let hsTariffNumberRequirementMet = hsTariffNumber.isEmpty && !isHSTariffNumberRequired || isValidTariffNumber && hsTariffNumber.isNotEmpty
 
             requiredInformationIsEntered = description.isNotEmpty &&
             valuePerUnit.isNotEmpty &&