Show order number title in editing flow

Author: ealeksandrov

WooCommerce/Classes/ViewRelated/Orders/Order Creation/NewOrder.swift

@@ -131,7 +131,7 @@ struct NewOrder: View {
                 .ignoresSafeArea(.container, edges: [.horizontal])
             }
         }
-        .navigationTitle(Localization.title)
+        .navigationTitle(viewModel.title)
         .navigationBarTitleDisplayMode(.inline)
         .toolbar {
             ToolbarItem(placement: .cancellationAction) {
@@ -245,7 +245,6 @@ private extension NewOrder {
     }
 
     enum Localization {
-        static let title = NSLocalizedString("New Order", comment: "Title for the order creation screen")
         static let createButton = NSLocalizedString("Create", comment: "Button to create an order on the New Order screen")
         static let doneButton = NSLocalizedString("Done", comment: "Button to dismiss the Order Editing screen")
         static let cancelButton = NSLocalizedString("Cancel", comment: "Button to cancel the creation of an order on the New Order screen")

WooCommerce/Classes/ViewRelated/Orders/Order Creation/NewOrderViewModel.swift

@@ -37,6 +37,15 @@ final class NewOrderViewModel: ObservableObject {
         featureFlagService.isFeatureFlagEnabled(.splitViewInOrdersTab) && flow == .creation
     }
 
+    var title: String {
+        switch flow {
+        case .creation:
+            return Localization.titleForNewOrder
+        case .editing(let order):
+            return String.localizedStringWithFormat(Localization.titleWithOrderNumber, order.number)
+        }
+    }
+
     /// Active navigation bar trailing item.
     /// Defaults to create button.
     ///
@@ -856,6 +865,8 @@ extension NewOrderViewModel {
 
 private extension NewOrderViewModel {
     enum Localization {
+        static let titleForNewOrder = NSLocalizedString("New Order", comment: "Title for the order creation screen")
+        static let titleWithOrderNumber = NSLocalizedString("Order #%1$@", comment: "Order number title. Parameters: %1$@ - order number")
         static let errorMessageOrderCreation = NSLocalizedString("Unable to create new order", comment: "Notice displayed when order creation fails")
         static let errorMessageOrderSync = NSLocalizedString("Unable to load taxes for order",
                                                              comment: "Notice displayed when taxes cannot be synced for new order")