[Payment Request] Moves PaymentRequestViewController to :payments_ui

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

Index: ios/chrome/browser/ui/payments/payment_request_mediator.mm
diff --git a/ios/chrome/browser/ui/payments/payment_request_mediator.mm b/ios/chrome/browser/ui/payments/payment_request_mediator.mm
index ce5c2d6fd30f569ba4b8e7ca92e5fa257fad9368..494729a0cb63eb0bb1cbc5799b54b9612c01d3db 100644
--- a/ios/chrome/browser/ui/payments/payment_request_mediator.mm
+++ b/ios/chrome/browser/ui/payments/payment_request_mediator.mm
@@ -2,28 +2,279 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#import <Foundation/Foundation.h>
+
 #include "ios/chrome/browser/ui/payments/payment_request_mediator.h"
 
 #include "base/strings/sys_string_conversions.h"
+#include "base/strings/utf_string_conversions.h"
+#include "components/autofill/core/browser/autofill_data_util.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/payments/core/currency_formatter.h"
+#include "components/payments/core/strings_util.h"
 #include "components/signin/core/browser/signin_manager.h"
+#include "components/strings/grit/components_strings.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"
+#import "ios/chrome/browser/ui/collection_view/cells/collection_view_detail_item.h"
+#import "ios/chrome/browser/ui/collection_view/cells/collection_view_footer_item.h"
+#import "ios/chrome/browser/ui/collection_view/cells/collection_view_item.h"
+#import "ios/chrome/browser/ui/payments/cells/autofill_profile_item.h"
+#import "ios/chrome/browser/ui/payments/cells/payment_method_item.h"
+#import "ios/chrome/browser/ui/payments/cells/payments_text_item.h"
+#import "ios/chrome/browser/ui/payments/cells/price_item.h"
+#include "ios/chrome/browser/ui/uikit_ui_util.h"
+#include "ui/base/l10n/l10n_util.h"
+#include "ui/base/resource/resource_bundle.h"
 
-@implementation PaymentRequestMediator {
-  ios::ChromeBrowserState* _browserState;
-}
+#if !defined(__has_feature) || !__has_feature(objc_arc)
+#error "This file requires ARC support."
+#endif
+
+namespace {
+// String used as the "URL" to take the user to the settings page for card and
+// address options. Needs to be URL-like; otherwise, the link will not appear
+// as a link in the UI (see setLabelLinkURL: in CollectionViewFooterCell).
+const char kSettingsURL[] = "settings://card-and-address";
+
+using ::payments::GetShippingOptionSectionString;
+using ::payment_request_util::GetEmailLabelFromAutofillProfile;
+using ::payment_request_util::GetNameLabelFromAutofillProfile;
+using ::payment_request_util::GetPhoneNumberLabelFromAutofillProfile;
+using ::payment_request_util::GetShippingAddressLabelFromAutofillProfile;
+using ::payment_request_util::GetShippingSectionTitle;
+}  // namespace
+
+@interface PaymentRequestMediator ()
+
+@property(nonatomic, assign) ios::ChromeBrowserState* browserState;
+
+// The PaymentRequest object owning an instance of web::PaymentRequest as
+// provided by the page invoking the Payment Request API. This is a weak
+// pointer and should outlive this class.
+@property(nonatomic, assign) PaymentRequest* paymentRequest;
 
-- (instancetype)initWithBrowserState:(ios::ChromeBrowserState*)browserState {
+@end
+
+@implementation PaymentRequestMediator
+
+@synthesize totalValueChanged = _totalValueChanged;
+@synthesize browserState = _browserState;
+@synthesize paymentRequest = _paymentRequest;
+
+- (instancetype)initWithBrowserState:(ios::ChromeBrowserState*)browserState
+                      paymentRequest:(PaymentRequest*)paymentRequest {
   DCHECK(browserState);
   self = [super init];
   if (self) {
     _browserState = browserState;
+    _paymentRequest = paymentRequest;
   }
   return self;
 }
 
+#pragma mark - PaymentRequestViewControllerDataSource
+
+- (BOOL)canPay {
+  return self.paymentRequest->selected_credit_card() != nullptr &&
+         (self.paymentRequest->selected_shipping_option() != nullptr ||
+          ![self requestShipping]) &&
+         (self.paymentRequest->selected_shipping_profile() != nullptr ||
+          ![self requestShipping]) &&
+         (self.paymentRequest->selected_contact_profile() != nullptr ||
+          ![self requestContactInfo]);
+}
+
+- (BOOL)canShip {
+  return !self.paymentRequest->shipping_options().empty() &&
+         self.paymentRequest->selected_shipping_profile() != nullptr;
+}
+
+- (BOOL)hasPaymentItems {
+  return !self.paymentRequest->payment_details().display_items.empty();
+}
+
+- (BOOL)requestShipping {
+  return self.paymentRequest->request_shipping();
+}
+
+- (BOOL)requestContactInfo {
+  return self.paymentRequest->request_payer_name() ||
+         self.paymentRequest->request_payer_email() ||
+         self.paymentRequest->request_payer_phone();
+}
+
+- (CollectionViewItem*)paymentSummaryItem {
+  PriceItem* item = [[PriceItem alloc] init];
+  item.item = base::SysUTF16ToNSString(
+      self.paymentRequest->payment_details().total.label);
+  payments::CurrencyFormatter* currencyFormatter =
+      self.paymentRequest->GetOrCreateCurrencyFormatter();
+  item.price = SysUTF16ToNSString(l10n_util::GetStringFUTF16(
+      IDS_PAYMENT_REQUEST_ORDER_SUMMARY_SHEET_TOTAL_FORMAT,
+      base::UTF8ToUTF16(currencyFormatter->formatted_currency_code()),
+      currencyFormatter->Format(base::UTF16ToASCII(
+          self.paymentRequest->payment_details().total.amount.value))));
+  item.notification = self.totalValueChanged
+                          ? l10n_util::GetNSString(IDS_PAYMENTS_UPDATED_LABEL)
+                          : nil;
+  self.totalValueChanged = NO;
+  if ([self hasPaymentItems]) {
+    item.accessoryType = MDCCollectionViewCellAccessoryDisclosureIndicator;
+  }
+  return item;
+}
+
+- (CollectionViewItem*)shippingSectionHeaderItem {
+  PaymentsTextItem* item = [[PaymentsTextItem alloc] init];
+  item.text = GetShippingSectionTitle(self.paymentRequest->shipping_type());
+  return item;
+}
+
+- (CollectionViewItem*)shippingAddressItem {
+  const autofill::AutofillProfile* profile =
+      self.paymentRequest->selected_shipping_profile();
+  if (profile) {
+    AutofillProfileItem* item = [[AutofillProfileItem alloc] init];
+    item.name = GetNameLabelFromAutofillProfile(*profile);
+    item.address = GetShippingAddressLabelFromAutofillProfile(*profile);
+    item.phoneNumber = GetPhoneNumberLabelFromAutofillProfile(*profile);
+    item.accessoryType = MDCCollectionViewCellAccessoryDisclosureIndicator;
+    return item;
+  }
+
+  CollectionViewDetailItem* item = [[CollectionViewDetailItem alloc] init];
+  item.text = SysUTF16ToNSString(
+      GetShippingAddressSectionString(self.paymentRequest->shipping_type()));
+  if (self.paymentRequest->shipping_profiles().empty()) {
+    item.detailText = [l10n_util::GetNSString(IDS_ADD)
+        uppercaseStringWithLocale:[NSLocale currentLocale]];
+  } else {
+    item.accessoryType = MDCCollectionViewCellAccessoryDisclosureIndicator;
+  }
+  return item;
+}
+
+- (CollectionViewItem*)shippingOptionItem {
+  const web::PaymentShippingOption* option =
+      self.paymentRequest->selected_shipping_option();
+  if (option) {
+    PaymentsTextItem* item = [[PaymentsTextItem alloc] init];
+    item.text = base::SysUTF16ToNSString(option->label);
+    payments::CurrencyFormatter* currencyFormatter =
+        self.paymentRequest->GetOrCreateCurrencyFormatter();
+    item.detailText = SysUTF16ToNSString(
+        currencyFormatter->Format(base::UTF16ToASCII(option->amount.value)));
+    item.accessoryType = MDCCollectionViewCellAccessoryDisclosureIndicator;
+    return item;
+  }
+
+  CollectionViewDetailItem* item = [[CollectionViewDetailItem alloc] init];
+  item.text = base::SysUTF16ToNSString(
+      GetShippingOptionSectionString(self.paymentRequest->shipping_type()));
+  item.accessoryType = MDCCollectionViewCellAccessoryDisclosureIndicator;
+  return item;
+}
+
+- (CollectionViewItem*)paymentMethodSectionHeaderItem {
+  if (!self.paymentRequest->selected_credit_card())
+    return nil;
+  PaymentsTextItem* item = [[PaymentsTextItem alloc] init];
+  item.text =
+      l10n_util::GetNSString(IDS_PAYMENT_REQUEST_PAYMENT_METHOD_SECTION_NAME);
+  return item;
+}
+
+- (CollectionViewItem*)paymentMethodItem {
+  const autofill::CreditCard* creditCard =
+      self.paymentRequest->selected_credit_card();
+  if (creditCard) {
+    PaymentMethodItem* item = [[PaymentMethodItem alloc] init];
+    item.methodID =
+        base::SysUTF16ToNSString(creditCard->NetworkAndLastFourDigits());
+    item.methodDetail = base::SysUTF16ToNSString(
+        creditCard->GetRawInfo(autofill::CREDIT_CARD_NAME_FULL));
+    int issuerNetworkIconID =
+        autofill::data_util::GetPaymentRequestData(creditCard->network())
+            .icon_resource_id;
+    item.methodTypeIcon = NativeImage(issuerNetworkIconID);
+    item.accessoryType = MDCCollectionViewCellAccessoryDisclosureIndicator;
+    return item;
+  }
+
+  CollectionViewDetailItem* item = [[CollectionViewDetailItem alloc] init];
+  item.text =
+      l10n_util::GetNSString(IDS_PAYMENT_REQUEST_PAYMENT_METHOD_SECTION_NAME);
+  if (self.paymentRequest->credit_cards().empty()) {
+    item.detailText = [l10n_util::GetNSString(IDS_ADD)
+        uppercaseStringWithLocale:[NSLocale currentLocale]];
+  } else {
+    item.accessoryType = MDCCollectionViewCellAccessoryDisclosureIndicator;
+  }
+  return item;
+}
+
+- (CollectionViewItem*)contactInfoSectionHeaderItem {
+  if (!self.paymentRequest->selected_contact_profile())
+    return nil;
+  PaymentsTextItem* item = [[PaymentsTextItem alloc] init];
+  item.text = l10n_util::GetNSString(IDS_PAYMENTS_CONTACT_DETAILS_LABEL);
+  return item;
+}
+
+- (CollectionViewItem*)contactInfoItem {
+  const autofill::AutofillProfile* profile =
+      self.paymentRequest->selected_contact_profile();
+  if (profile) {
+    AutofillProfileItem* item = [[AutofillProfileItem alloc] init];
+    item.name = GetNameLabelFromAutofillProfile(*profile);
+    item.phoneNumber = GetPhoneNumberLabelFromAutofillProfile(*profile);
+    item.email = GetEmailLabelFromAutofillProfile(*profile);
+    item.accessoryType = MDCCollectionViewCellAccessoryDisclosureIndicator;
+    return item;
+  }
+
+  CollectionViewDetailItem* item = [[CollectionViewDetailItem alloc] init];
+  item.text = l10n_util::GetNSString(IDS_PAYMENTS_CONTACT_DETAILS_LABEL);
+  if (self.paymentRequest->contact_profiles().empty()) {
+    item.detailText = [l10n_util::GetNSString(IDS_ADD)
+        uppercaseStringWithLocale:[NSLocale currentLocale]];
+  } else {
+    item.accessoryType = MDCCollectionViewCellAccessoryDisclosureIndicator;
+  }
+  return item;
+}
+
+- (CollectionViewFooterItem*)footerItem {
+  CollectionViewFooterItem* item = [[CollectionViewFooterItem alloc] init];
+
+  // TODO(crbug.com/602666): Find out if the first payment has completed.
+  BOOL firstPaymentCompleted = YES;
+  if (!firstPaymentCompleted) {
+    item.text = l10n_util::GetNSString(IDS_PAYMENTS_CARD_AND_ADDRESS_SETTINGS);
+  } else if ([[self authenticatedAccountName] length]) {
+    const base::string16 accountName =
+        base::SysNSStringToUTF16([self authenticatedAccountName]);
+    const std::string formattedString = l10n_util::GetStringFUTF8(
+        IDS_PAYMENTS_CARD_AND_ADDRESS_SETTINGS_SIGNED_IN, accountName);
+    item.text = base::SysUTF8ToNSString(formattedString);
+  } else {
+    item.text = l10n_util::GetNSString(
+        IDS_PAYMENTS_CARD_AND_ADDRESS_SETTINGS_SIGNED_OUT);
+  }
+  item.linkURL = GURL(kSettingsURL);
+  return item;
+}
+
+#pragma mark - Helper methods
+
+// Returns the authenticated account name, or nil if user is not authenticated.
 - (NSString*)authenticatedAccountName {
   const SigninManager* signinManager =
-      ios::SigninManagerFactory::GetForBrowserStateIfExists(_browserState);
+      ios::SigninManagerFactory::GetForBrowserStateIfExists(self.browserState);
   if (signinManager && signinManager->IsAuthenticated()) {
     return base::SysUTF8ToNSString(
         signinManager->GetAuthenticatedAccountInfo().email);