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Add ReviewReply view and view model
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‎WooCommerce/Classes/ViewRelated/Reviews/ReviewReply.swift‎

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import Foundation
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import SwiftUI
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/// Hosting controller that wraps a `ReviewDetailsReply` view.
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///
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final class ReviewReplyHostingController: UIHostingController<ReviewReply>, UIAdaptivePresentationControllerDelegate {
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init(viewModel: ReviewReplyViewModel) {
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super.init(rootView: ReviewReply(viewModel: viewModel))
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// Needed because a `SwiftUI` cannot be dismissed when being presented by a UIHostingController
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rootView.dismiss = { [weak self] in
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self?.dismiss(animated: true, completion: nil)
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}
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// Set presentation delegate to track the user dismiss flow event
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presentationController?.delegate = self
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}
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required dynamic init?(coder aDecoder: NSCoder) {
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fatalError("init(coder:) has not been implemented")
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}
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}
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/// Allows merchant to reply to a product review.
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///
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struct ReviewReply: View {
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/// Set this closure with UIKit dismiss code. Needed because we need access to the UIHostingController `dismiss` method.
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///
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var dismiss: (() -> Void) = {}
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/// View Model for the view
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///
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@ObservedObject private(set) var viewModel: ReviewReplyViewModel
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var body: some View {
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NavigationView {
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TextEditor(text: $viewModel.newReply)
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.focused()
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.padding()
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.navigationTitle(Localization.title)
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.navigationBarTitleDisplayMode(.inline)
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.toolbar {
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ToolbarItem(placement: .cancellationAction) {
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Button(Localization.cancel, action: {
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dismiss()
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})
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}
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ToolbarItem(placement: .confirmationAction) {
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navigationBarTrailingItem()
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}
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}
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}
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.wooNavigationBarStyle()
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.navigationViewStyle(.stack)
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}
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/// Decides if the navigation trailing item should be a send button or a loading indicator.
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///
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@ViewBuilder private func navigationBarTrailingItem() -> some View {
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switch viewModel.navigationTrailingItem {
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case .send(let enabled):
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Button(Localization.send) {
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viewModel.sendReply { success in
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if success {
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dismiss()
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}
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}
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}
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.disabled(!enabled)
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case .loading:
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ProgressView()
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}
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}
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}
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// MARK: Constants
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private enum Localization {
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static let title = NSLocalizedString("Reply to Product Review", comment: "Title for the product review reply screen")
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static let send = NSLocalizedString("Send", comment: "Text for the send button in the product review reply screen")
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static let cancel = NSLocalizedString("Cancel", comment: "Text for the cancel button in the product review reply screen")
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}

‎WooCommerce/Classes/ViewRelated/Reviews/ReviewReplyViewModel.swift‎

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import Foundation
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import Combine
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import Yosemite
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/// View model for the `ReviewReply` screen.
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///
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final class ReviewReplyViewModel: ObservableObject {
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/// New reply to send
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///
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@Published var newReply: String = ""
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/// Defaults to a disabled send button.
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///
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@Published private(set) var navigationTrailingItem: ReviewReplyNavigationItem = .send(enabled: false)
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/// Tracks if a network request is being performed.
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///
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private let performingNetworkRequest: CurrentValueSubject<Bool, Never> = .init(false)
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init() {
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bindNavigationTrailingItemPublisher()
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}
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/// Called when the user taps on the Send button.
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///
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/// Use this method to send the reply and invoke a completion block when finished
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///
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func sendReply(onCompletion: @escaping (Bool) -> Void) {
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// TODO: Call CommentAction.replyToComment to send the reply to remote
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// Set `performingNetworkRequest` to true while the request is being performed
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}
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}
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// MARK: Helper Methods
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private extension ReviewReplyViewModel {
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/// Calculates what navigation trailing item should be shown depending on our internal state.
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///
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func bindNavigationTrailingItemPublisher() {
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Publishers.CombineLatest($newReply, performingNetworkRequest)
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.map { newReply, performingNetworkRequest in
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guard !performingNetworkRequest else {
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return .loading
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}
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return .send(enabled: newReply.isNotEmpty)
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}
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.assign(to: &$navigationTrailingItem)
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}
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}
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/// Representation of possible navigation bar trailing buttons
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///
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enum ReviewReplyNavigationItem: Equatable {
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case send(enabled: Bool)
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case loading
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}

‎WooCommerce/WooCommerce.xcodeproj/project.pbxproj‎

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CC2A08062863222500510C4B /* orders_3337_add_fee.json in Resources */ = {isa = PBXBuildFile; fileRef = CC2A08052863222500510C4B /* orders_3337_add_fee.json */; };
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CC2A0808286337A300510C4B /* CustomerNoteScreen.swift in Sources */ = {isa = PBXBuildFile; fileRef = CC2A0807286337A300510C4B /* CustomerNoteScreen.swift */; };
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CC2E72F727B6BFB800A62872 /* ProductVariationFormatterTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = CC2E72F627B6BFB800A62872 /* ProductVariationFormatterTests.swift */; };
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CC3B35DB28E5A6830036B097 /* ReviewReply.swift in Sources */ = {isa = PBXBuildFile; fileRef = CC3B35DA28E5A6830036B097 /* ReviewReply.swift */; };
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CC3B35DD28E5A6EA0036B097 /* ReviewReplyViewModel.swift in Sources */ = {isa = PBXBuildFile; fileRef = CC3B35DC28E5A6EA0036B097 /* ReviewReplyViewModel.swift */; };
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CC440E1E2770C6AF0074C264 /* ProductInOrderViewModel.swift in Sources */ = {isa = PBXBuildFile; fileRef = CC440E1D2770C6AF0074C264 /* ProductInOrderViewModel.swift */; };
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CC4A4E962655273D00B75DCD /* ShippingLabelPaymentMethods.swift in Sources */ = {isa = PBXBuildFile; fileRef = CC4A4E952655273D00B75DCD /* ShippingLabelPaymentMethods.swift */; };
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CC4A4ED82655478D00B75DCD /* ShippingLabelPaymentMethodsViewModel.swift in Sources */ = {isa = PBXBuildFile; fileRef = CC4A4ED72655478D00B75DCD /* ShippingLabelPaymentMethodsViewModel.swift */; };
@@ -3265,6 +3267,8 @@
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CC2A08052863222500510C4B /* orders_3337_add_fee.json */ = {isa = PBXFileReference; lastKnownFileType = text.json; path = orders_3337_add_fee.json; sourceTree = "<group>"; };
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CC2A0807286337A300510C4B /* CustomerNoteScreen.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = CustomerNoteScreen.swift; sourceTree = "<group>"; };
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CC2E72F627B6BFB800A62872 /* ProductVariationFormatterTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ProductVariationFormatterTests.swift; sourceTree = "<group>"; };
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CC3B35DA28E5A6830036B097 /* ReviewReply.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ReviewReply.swift; sourceTree = "<group>"; };
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CC3B35DC28E5A6EA0036B097 /* ReviewReplyViewModel.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ReviewReplyViewModel.swift; sourceTree = "<group>"; };
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CC440E1D2770C6AF0074C264 /* ProductInOrderViewModel.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ProductInOrderViewModel.swift; sourceTree = "<group>"; };
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CC4A4E952655273D00B75DCD /* ShippingLabelPaymentMethods.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ShippingLabelPaymentMethods.swift; sourceTree = "<group>"; };
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CC4A4ED72655478D00B75DCD /* ShippingLabelPaymentMethodsViewModel.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ShippingLabelPaymentMethodsViewModel.swift; sourceTree = "<group>"; };
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D8C2A28E231BD00500F503E9 /* ReviewsViewModel.swift */,
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B5F8B7DF2194759100DAB7E2 /* ReviewDetailsViewController.swift */,
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B5F8B7E4219478FA00DAB7E2 /* ReviewDetailsViewController.xib */,
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CC3B35DA28E5A6830036B097 /* ReviewReply.swift */,
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CC3B35DC28E5A6EA0036B097 /* ReviewReplyViewModel.swift */,
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023A059824135F2600E3FC99 /* ReviewsViewController.swift */,
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023A059924135F2600E3FC99 /* ReviewsViewController.xib */,
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5718852B2465D9EC00E2486F /* ReviewsCoordinator.swift */,
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45B4F0262860BD0A00F3B16E /* WCShipCTAView.swift in Sources */,
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020BE74D23B1F5EB007FE54C /* TitleAndTextFieldTableViewCell.swift in Sources */,
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023D692E2588BF0900F7DA72 /* ShippingLabelPaperSizeListSelectorCommand.swift in Sources */,
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CC3B35DD28E5A6EA0036B097 /* ReviewReplyViewModel.swift in Sources */,
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CC72BB6427BD842500837876 /* DisclosureIndicator.swift in Sources */,
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77E53EC52510C193003D385F /* ProductDownloadListViewController+Droppable.swift in Sources */,
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3F50FE4328CAEBA800C89201 /* AppLocalizedString.swift in Sources */,
@@ -10390,6 +10397,7 @@
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DE3404E828B4B96800CF0D97 /* NonAtomicSiteViewModel.swift in Sources */,
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D8815B0126385E3F00EDAD62 /* CardPresentModalTapCard.swift in Sources */,
1039210399
773077EE251E943700178696 /* ProductDownloadFileViewController.swift in Sources */,
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CC3B35DB28E5A6830036B097 /* ReviewReply.swift in Sources */,
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45D1CF4523BAC2A500945A36 /* ProductTaxClassListSelectorDataSource.swift in Sources */,
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319A626127ACAE3400BC96C3 /* InPersonPaymentsPluginChoicesView.swift in Sources */,
1039510403
6856D31F941A33BAE66F394D /* KeyboardFrameAdjustmentProvider.swift in Sources */,

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