Merge release/22.8 into trunk

RELEASE-NOTES.txt

@@ -16,6 +16,8 @@
 - [*] Watch app: Fixed connection issue upon fresh install [https://github.com/woocommerce/woocommerce-ios/pull/15867]
 - [Internal] Shipping Labels: Optimize requests for syncing countries [https://github.com/woocommerce/woocommerce-ios/pull/15875]
 - [*] Shipping Labels: Display label size from account settings as default [https://github.com/woocommerce/woocommerce-ios/pull/15873]
+- [*] Shipping Labels: Ensured customs form validation enforces non-zero product weight to fix shipping rate loading failure. [https://github.com/woocommerce/woocommerce-ios/pull/15927]
+- [*] Shipping Labels: ITN number is now required for shipments with total value more than 2500. [https://github.com/woocommerce/woocommerce-ios/pull/15937]
 
 22.7
 -----

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

@@ -140,14 +140,13 @@ private extension WooShippingCustomsFormViewModel {
         .map { input -> ITNValidationError? in
             let (itn, items, hsTariffNumberTotalValueDictionary, countryCode) = input
             guard itn.isEmpty else {
-                return itn.isValidITN ? nil : .invalidFormat
+                return ITNNumberValidator.isValid(itn) ? nil : .invalidFormat
             }
 
             let totalItemValue = items.reduce(0, { sum, item in
                 sum + item.totalValue
             })
-            if hsTariffNumberTotalValueDictionary.isEmpty,
-                totalItemValue > Constants.minimumValueForRequiredITN {
+            if totalItemValue > Constants.minimumValueForRequiredITN {
                 return .missingForTotalShipmentValue
             }
 
@@ -204,7 +203,7 @@ private extension WooShippingCustomsFormViewModel {
             restrictionType: restrictionType.toFormRestrictionType(),
             restrictionComments: restrictionType == .other ? restrictionDetails : "",
             nonDeliveryOption: returnToSenderIfNotDelivered ? .return : .abandon,
-            itn: internationalTransactionNumber.isValidITN ? internationalTransactionNumber : "",
+            itn: ITNNumberValidator.isValid(internationalTransactionNumber) ? internationalTransactionNumber : "",
             items: itemsViewModels.map {
                 ShippingLabelCustomsForm.Item(
                     description: $0.description,
@@ -246,9 +245,10 @@ extension WooShippingCustomsFormViewModel.ITNValidationError {
 
     private enum Localization {
         static let itnInvalidFormat = NSLocalizedString(
-            "wooShippingCustomsFormViewModel.ITNValidationError.invalidFormat",
-            value: "Please enter a valid ITN in one of these formats: X12345678901234, AES X12345678901234, or NOEEI 30.37(a).",
-            comment: "Message when the ITN field is invalid in the customs form of a shipping label"
+            "wooShippingCustomsFormViewModel.ITNValidationError.invalidFormat.mandatoryAES",
+            value: "Please enter a valid ITN in one of these formats: AES X12345678901234, or NOEEI 30.37(a).",
+            comment: "Message when the ITN field is invalid in the customs form of a shipping label. " +
+            "Doesn't contain X12345678901234 format example."
         )
         static let itnRequiredForTariffClass = NSLocalizedString(
             "wooShippingCustomsFormViewModel.ITNValidationError.missingForTariffClass",
@@ -385,18 +385,24 @@ extension WooShippingContentType {
     }
 }
 
-private extension String {
-    var isValidITN: Bool {
-        guard self.isNotEmpty else {
+enum ITNNumberValidator {
+    /// Validates AES/ITN (International Transaction Number) or NOEEI (No EEI) exemption codes
+    /// Accepts formats like:
+    /// - AES ITN: X12345678901234, AES 12345678901234 or AES ITN: 12345678901234
+    /// - NOEEI exemptions: NOEEI 30.36 or NOEEI 30.36(a) or NOEEI 30.36(a)(1)
+    /// AES/ITN numbers which are 14 digits long, optionally prefixed with 'X', 'AES', and/or 'ITN'
+    /// NOEEI exemption codes in the format "NOEEI 30.XX" with optional subsection letters and numbers
+    static func isValid(_ itnNumber: String) -> Bool {
+        guard itnNumber.isNotEmpty else {
             return true
         }
 
-        let pattern = "^(?:(?:AES X\\d{14})|(?:NOEEI 30\\.\\d{1,2}(?:\\([a-z]\\)(?:\\(\\d\\))?)?))$"
+        let pattern = "^(?:(?:AES(?!\\S)\\s*(?:ITN:?\\s*)?X?\\d{14})|(?:NOEEI\\s+30\\.\\d{2}(?:\\([a-z]\\)(?:\\(\\d\\))?)?))$"
 
         do {
-            let regex = try NSRegularExpression(pattern: pattern)
-            let range = NSRange(self.startIndex..<self.endIndex, in: self)
-            return regex.firstMatch(in: self, options: [], range: range) != nil
+            let regex = try NSRegularExpression(pattern: pattern, options: .caseInsensitive)
+            let range = NSRange(itnNumber.startIndex..<itnNumber.endIndex, in: itnNumber)
+            return regex.firstMatch(in: itnNumber, options: [], range: range) != nil
         } catch {
             return false
         }

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

@@ -11,7 +11,6 @@ struct WooShippingCustomsItem: View {
     @State private var isShowingDescriptionInfoDialog = false
     @State private var isShowingOriginCountryInfoDialog = false
 
-
     @Environment(\.shippingWeightUnit) var weightUnit: String
 
     var body: some View {
@@ -167,12 +166,12 @@ struct WooShippingCustomsItem: View {
                                 .padding(.trailing, Layout.unitsHorizontalSpacing)
                         }
                         .roundedBorder(cornerRadius: Layout.borderCornerRadius,
-                                       lineColor: viewModel.weightPerUnit.isEmpty ? warningRedColor : Color(.separator),
+                                       lineColor: viewModel.isValidWeight ? Color(.separator) : warningRedColor,
                                        lineWidth: Layout.borderLineWidth)
                         Text(Localization.valueRequiredWarningText)
                             .foregroundColor(warningRedColor)
                             .footnoteStyle()
-                            .renderedIf(viewModel.weightPerUnit.isEmpty)
+                            .renderedIf(!viewModel.isValidWeight)
                     }
                 }
                 .padding(.bottom, Layout.collapsibleViewVerticalSpacing)

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

@@ -62,6 +62,10 @@ final class WooShippingCustomsItemViewModel: ObservableObject {
         return length >= 6 && length <= 12
     }
 
+    var isValidWeight: Bool {
+        return Self.isWeightValid(weightPerUnit)
+    }
+
     @Published var requiredInformationIsEntered: Bool = false
 
     private var cancellables = Set<AnyCancellable>()
@@ -79,7 +83,12 @@ final class WooShippingCustomsItemViewModel: ObservableObject {
         self.itemProductID = itemProductID
         self.itemQuantity = itemQuantity
         self.valuePerUnit = String(itemValue)
-        self.weightPerUnit = String(itemWeight)
+
+        /// Skip zero weight
+        if Self.isWeightNonZero(itemWeight) {
+            self.weightPerUnit = String(itemWeight)
+        }
+
         self.currencySymbol = currencySymbol
         self.storageManager = storageManager
 
@@ -127,7 +136,11 @@ private extension WooShippingCustomsItemViewModel {
     func combineRequiredInformationIsEntered() {
         Publishers.CombineLatest4($description, $valuePerUnit, $weightPerUnit, $selectedCountry)
             .sink { [weak self] description, valuePerUnit, weightPerUnit, selectedCountry in
-                self?.requiredInformationIsEntered = description.isNotEmpty && valuePerUnit.isNotEmpty && weightPerUnit.isNotEmpty && selectedCountry != nil
+                guard let self else { return }
+                requiredInformationIsEntered = description.isNotEmpty &&
+                valuePerUnit.isNotEmpty &&
+                Self.isWeightValid(weightPerUnit) &&
+                selectedCountry != nil
             }
             .store(in: &cancellables)
     }
@@ -149,4 +162,13 @@ private extension WooShippingCustomsItemViewModel {
             }
             .store(in: &cancellables)
     }
+
+    /// Specifically introduced to check for a `0` value
+    static func isWeightValid(_ weightString: String) -> Bool {
+        return isWeightNonZero(Double(weightString) ?? 0)
+    }
+
+    static func isWeightNonZero(_ weightValue: Double) -> Bool {
+        return weightValue > 0
+    }
 }