[Payment Request] Refactors PaymentRequestCoordinator.

ios/chrome/browser/ui/payments/payment_request_coordinator.mm

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #import "ios/chrome/browser/ui/payments/payment_request_coordinator.h"
 
 #include <unordered_set>
 #include <vector>
 
 #include "base/memory/ptr_util.h"
 #include "base/strings/sys_string_conversions.h"
 #include "base/strings/utf_string_conversions.h"
 #include "components/autofill/core/browser/autofill_client.h"
 #include "components/autofill/core/browser/autofill_data_util.h"
 #include "components/autofill/core/browser/autofill_manager.h"
 #include "components/autofill/core/browser/autofill_profile.h"
 #include "components/autofill/core/browser/credit_card.h"
 #include "components/autofill/core/browser/field_types.h"
 #include "components/autofill/core/browser/payments/full_card_request.h"
 #include "components/autofill/core/browser/personal_data_manager.h"
 #include "components/autofill/core/browser/ui/card_unmask_prompt_controller_impl.h"
 #include "components/payments/core/payment_address.h"
 #include "components/payments/core/payment_request_data_util.h"
-#include "components/signin/core/browser/signin_manager.h"
 #include "components/strings/grit/components_strings.h"
 #include "ios/chrome/browser/application_context.h"
 #include "ios/chrome/browser/browser_state/chrome_browser_state.h"
 #include "ios/chrome/browser/payments/payment_request.h"
 #include "ios/chrome/browser/payments/payment_request_util.h"
-#include "ios/chrome/browser/signin/signin_manager_factory.h"
 #include "ios/chrome/browser/ui/autofill/card_unmask_prompt_view_bridge.h"
+#include "ios/chrome/browser/ui/payments/payment_request_mediator.h"
 #include "ui/base/l10n/l10n_util.h"
 
 #if !defined(__has_feature) || !__has_feature(objc_arc)
 #error "This file requires ARC support."
 #endif
 
 namespace {
 using ::payments::data_util::GetBasicCardResponseFromAutofillCreditCard;
 using ::payments::data_util::GetPaymentAddressFromAutofillProfile;
 }  // namespace
 
 // The unmask prompt UI for Payment Request.
 class PRCardUnmaskPromptViewBridge
     : public autofill::CardUnmaskPromptViewBridge {
  public:
-  explicit PRCardUnmaskPromptViewBridge(
-      autofill::CardUnmaskPromptController* controller,
-      UIViewController* base_view_controller)
+  PRCardUnmaskPromptViewBridge(autofill::CardUnmaskPromptController* controller,
+                               UIViewController* base_view_controller)
       : autofill::CardUnmaskPromptViewBridge(controller),
         base_view_controller_(base_view_controller) {}
 
   // autofill::CardUnmaskPromptView:
   void Show() override {
     view_controller_.reset(
         [[CardUnmaskPromptViewController alloc] initWithBridge:this]);
     [view_controller_ setModalPresentationStyle:UIModalPresentationFormSheet];
     [view_controller_
         setModalTransitionStyle:UIModalTransitionStyleCoverVertical];
     [base_view_controller_ presentViewController:view_controller_
                                         animated:YES
                                       completion:nil];
   };
 
  private:
   __weak UIViewController* base_view_controller_;
   DISALLOW_COPY_AND_ASSIGN(PRCardUnmaskPromptViewBridge);
 };
 
 // Receives the full credit card details. Also displays the unmask prompt UI.
 class FullCardRequester
     : public autofill::payments::FullCardRequest::ResultDelegate,
       public autofill::payments::FullCardRequest::UIDelegate,
       public base::SupportsWeakPtr<FullCardRequester> {
  public:
-  explicit FullCardRequester(PaymentRequestCoordinator* owner,
-                             UIViewController* base_view_controller,
-                             ios::ChromeBrowserState* browser_state)
+  FullCardRequester(PaymentRequestCoordinator* owner,
+                    UIViewController* base_view_controller,
+                    ios::ChromeBrowserState* browser_state)
       : owner_(owner),
         base_view_controller_(base_view_controller),
         unmask_controller_(browser_state->GetPrefs(),
                            browser_state->IsOffTheRecord()) {}
 
   void GetFullCard(autofill::CreditCard* card,
                    autofill::AutofillManager* autofill_manager) {
     DCHECK(card);
     DCHECK(autofill_manager);
     autofill_manager->GetOrCreateFullCardRequest()->GetFullCard(
@@ skipping 43 matching lines @@
 
 @implementation PaymentRequestCoordinator {
   UINavigationController* _navigationController;
   PaymentRequestViewController* _viewController;
   PaymentRequestErrorCoordinator* _errorCoordinator;
   PaymentItemsDisplayCoordinator* _itemsDisplayCoordinator;
   ShippingAddressSelectionCoordinator* _shippingAddressSelectionCoordinator;
   ShippingOptionSelectionCoordinator* _shippingOptionSelectionCoordinator;
   PaymentMethodSelectionCoordinator* _methodSelectionCoordinator;
 
+  PaymentRequestMediator* _mediator;
+
   // Receiver of the full credit card details. Also displays the unmask prompt
   // UI.
   std::unique_ptr<FullCardRequester> _fullCardRequester;
 
   // The selected shipping address, pending approval from the page.
   autofill::AutofillProfile* _pendingShippingAddress;
 }
 
 @synthesize paymentRequest = _paymentRequest;
 @synthesize autofillManager = _autofillManager;
 @synthesize browserState = _browserState;
 @synthesize pageFavicon = _pageFavicon;
 @synthesize pageTitle = _pageTitle;
 @synthesize pageHost = _pageHost;
 @synthesize delegate = _delegate;
 
 - (void)start {
+  _mediator =
+      [[PaymentRequestMediator alloc] initWithBrowserState:_browserState];
+
   _viewController = [[PaymentRequestViewController alloc]
       initWithPaymentRequest:_paymentRequest];
   [_viewController setPageFavicon:_pageFavicon];
   [_viewController setPageTitle:_pageTitle];
   [_viewController setPageHost:_pageHost];
   [_viewController setDelegate:self];
-  DCHECK(_browserState);
-  const SigninManager* signinManager =
-      ios::SigninManagerFactory::GetForBrowserStateIfExists(_browserState);
-  if (signinManager && signinManager->IsAuthenticated()) {
-    NSString* accountName = base::SysUTF8ToNSString(
-        signinManager->GetAuthenticatedAccountInfo().email);
-    [_viewController setAuthenticatedAccountName:accountName];
-  }
+  [_viewController setDataSource:_mediator];
   [_viewController loadModel];
 
   _navigationController = [[UINavigationController alloc]
       initWithRootViewController:_viewController];
   [_navigationController
       setModalPresentationStyle:UIModalPresentationFormSheet];
   [_navigationController
       setModalTransitionStyle:UIModalTransitionStyleCoverVertical];
   [_navigationController setNavigationBarHidden:YES];
 
@@ skipping 23 matching lines @@
 - (void)sendPaymentResponse {
   DCHECK(_paymentRequest->selected_credit_card());
   autofill::CreditCard* card = _paymentRequest->selected_credit_card();
   _fullCardRequester = base::MakeUnique<FullCardRequester>(
       self, _navigationController, _browserState);
   _fullCardRequester->GetFullCard(card, _autofillManager);
 }
 
 - (void)fullCardRequestDidSucceedWithCard:(const autofill::CreditCard&)card
                                       CVC:(const base::string16&)cvc {
-  web::PaymentResponse paymentResponse;
-
-  // If the merchant specified the card network as part of the "basic-card"
-  // payment method, return "basic-card" as the method_name. Otherwise, return
-  // the name of the network directly.
-  std::string issuer_network =
-      autofill::data_util::GetPaymentRequestData(card.network())
-          .basic_card_issuer_network;
-  paymentResponse.method_name =
-      _paymentRequest->basic_card_specified_networks().find(issuer_network) !=
-              _paymentRequest->basic_card_specified_networks().end()
-          ? base::ASCIIToUTF16("basic-card")
-          : base::ASCIIToUTF16(issuer_network);
-
-  // Get the billing address
-  autofill::AutofillProfile billingAddress;
-
-  // TODO(crbug.com/714768): Make sure the billing address is set and valid
-  // before getting here. Once the bug is addressed, there will be no need to
-  // copy the address, *billing_address_ptr can be used to get the basic card
-  // response.
-  if (!card.billing_address_id().empty()) {
-    autofill::AutofillProfile* billingAddressPtr =
-        autofill::PersonalDataManager::GetProfileFromProfilesByGUID(
-            card.billing_address_id(), _paymentRequest->billing_profiles());
-    if (billingAddressPtr)
-      billingAddress = *billingAddressPtr;
-  }
-
-  paymentResponse.details = GetBasicCardResponseFromAutofillCreditCard(
-      card, cvc, billingAddress,
-      GetApplicationContext()->GetApplicationLocale());
-
-  if (_paymentRequest->request_shipping()) {
-    autofill::AutofillProfile* shippingAddress =
-        _paymentRequest->selected_shipping_profile();
-    // TODO(crbug.com/602666): User should get here only if they have selected
-    // a shipping address.
-    DCHECK(shippingAddress);
-    paymentResponse.shipping_address = GetPaymentAddressFromAutofillProfile(
-        *shippingAddress, GetApplicationContext()->GetApplicationLocale());
-
-    web::PaymentShippingOption* shippingOption =
-        _paymentRequest->selected_shipping_option();
-    DCHECK(shippingOption);
-    paymentResponse.shipping_option = shippingOption->id;
-  }
-
-  if (_paymentRequest->request_payer_name()) {
-    autofill::AutofillProfile* contactInfo =
-        _paymentRequest->selected_contact_profile();
-    // TODO(crbug.com/602666): User should get here only if they have selected
-    // a contact info.
-    DCHECK(contactInfo);
-    paymentResponse.payer_name =
-        contactInfo->GetInfo(autofill::AutofillType(autofill::NAME_FULL),
-                             GetApplicationContext()->GetApplicationLocale());
-  }
-
-  if (_paymentRequest->request_payer_email()) {
-    autofill::AutofillProfile* contactInfo =
-        _paymentRequest->selected_contact_profile();
-    // TODO(crbug.com/602666): User should get here only if they have selected
-    // a contact info.
-    DCHECK(contactInfo);
-    paymentResponse.payer_email =
-        contactInfo->GetRawInfo(autofill::EMAIL_ADDRESS);
-  }
-
-  if (_paymentRequest->request_payer_phone()) {
-    autofill::AutofillProfile* contactInfo =
-        _paymentRequest->selected_contact_profile();
-    // TODO(crbug.com/602666): User should get here only if they have selected
-    // a contact info.
-    DCHECK(contactInfo);
-    paymentResponse.payer_phone =
-        contactInfo->GetRawInfo(autofill::PHONE_HOME_WHOLE_NUMBER);
-  }
-
   _viewController.view.userInteractionEnabled = NO;
   [_viewController setPending:YES];
   [_viewController loadModel];
   [[_viewController collectionView] reloadData];
 
   [_delegate paymentRequestCoordinator:self
-         didConfirmWithPaymentResponse:paymentResponse];
+             didCompletePaymentRequest:_paymentRequest
+                                  card:card
+                                   cvc:cvc];
 }
 
 - (void)updatePaymentDetails:(web::PaymentDetails)paymentDetails {
   BOOL totalValueChanged =
       (_paymentRequest->payment_details().total != paymentDetails.total);
   _paymentRequest->set_payment_details(paymentDetails);
 
   if (_paymentRequest->shipping_options().empty()) {
     // Display error in the shipping address/option selection view.
     if (_shippingAddressSelectionCoordinator) {
@@ skipping 189 matching lines @@
 - (void)paymentMethodSelectionCoordinatorDidReturn:
     (PaymentMethodSelectionCoordinator*)coordinator {
   // Clear the 'Updated' label on the payment summary item, if there is one.
   [_viewController updatePaymentSummaryWithTotalValueChanged:NO];
 
   [_methodSelectionCoordinator stop];
   _methodSelectionCoordinator = nil;
 }
 
 @end