[Payments] Refactor into PaymentRequestState and Spec

chrome/browser/ui/views/payments/payment_sheet_view_controller.cc

 // 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.
 
 #include "chrome/browser/ui/views/payments/payment_sheet_view_controller.h"
 
 #include <algorithm>
 #include <memory>
 #include <string>
 #include <utility>
 #include <vector>
 
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/ui/views/payments/payment_request_dialog_view.h"
 #include "chrome/browser/ui/views/payments/payment_request_dialog_view_ids.h"
 #include "chrome/browser/ui/views/payments/payment_request_row_view.h"
 #include "chrome/browser/ui/views/payments/payment_request_views_util.h"
 #include "chrome/grit/chromium_strings.h"
 #include "chrome/grit/generated_resources.h"
 #include "chrome/grit/theme_resources.h"
 #include "components/autofill/core/browser/autofill_type.h"
 #include "components/autofill/core/browser/credit_card.h"
 #include "components/autofill/core/browser/field_types.h"
 #include "components/autofill/core/browser/personal_data_manager.h"
+#include "components/payments/content/payment_request_spec.h"
+#include "components/payments/content/payment_request_state.h"
 #include "components/payments/core/currency_formatter.h"
 #include "components/strings/grit/components_strings.h"
 #include "content/public/browser/web_contents.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/gfx/color_utils.h"
 #include "ui/gfx/font.h"
 #include "ui/gfx/paint_vector_icon.h"
 #include "ui/gfx/range/range.h"
 #include "ui/views/controls/button/md_text_button.h"
@@ skipping 146 matching lines @@
 }
 
 }  // namespace
 
 PaymentSheetViewController::PaymentSheetViewController(
     PaymentRequest* request,
     PaymentRequestDialogView* dialog)
     : PaymentRequestSheetController(request, dialog),
       pay_button_(nullptr),
       widest_name_column_view_width_(ComputeWidestNameColumnViewWidth()) {
-  request->AddObserver(this);
+  request->state()->AddObserver(this);
 }
 
 PaymentSheetViewController::~PaymentSheetViewController() {
-  request()->RemoveObserver(this);
+  request()->state()->RemoveObserver(this);
 }
 
 std::unique_ptr<views::View> PaymentSheetViewController::CreateView() {
   std::unique_ptr<views::View> content_view = base::MakeUnique<views::View>();
 
   views::GridLayout* layout = new views::GridLayout(content_view.get());
   content_view->SetLayoutManager(layout);
   views::ColumnSet* columns = layout->AddColumnSet(0);
   columns->AddColumn(views::GridLayout::FILL, views::GridLayout::CENTER,
                      1, views::GridLayout::USE_PREF, 0, 0);
 
   // The shipping address and contact info rows are optional.
   layout->StartRow(0, 0);
   layout->AddView(CreatePaymentSheetSummaryRow().release());
 
-  if (request()->request_shipping()) {
+  if (request()->spec()->request_shipping()) {
     layout->StartRow(0, 0);
     layout->AddView(CreateShippingRow().release());
     layout->StartRow(0, 0);
     layout->AddView(CreateShippingOptionRow().release());
   }
   layout->StartRow(0, 0);
   layout->AddView(CreatePaymentMethodRow().release());
-  if (request()->request_payer_name() || request()->request_payer_email() ||
-      request()->request_payer_phone()) {
+  if (request()->spec()->request_payer_name() ||
+      request()->spec()->request_payer_email() ||
+      request()->spec()->request_payer_phone()) {
     layout->StartRow(0, 0);
     layout->AddView(CreateContactInfoRow().release());
   }
 
   return CreatePaymentView(
       CreateSheetHeaderView(
           false,
           l10n_util::GetStringUTF16(IDS_PAYMENT_REQUEST_PAYMENT_SHEET_TITLE),
           this),
       std::move(content_view));
 }
 
 void PaymentSheetViewController::OnSelectedInformationChanged() {
-  UpdatePayButtonState(request()->is_ready_to_pay());
+  UpdatePayButtonState(request()->state()->is_ready_to_pay());
 }
 
 std::unique_ptr<views::Button>
 PaymentSheetViewController::CreatePrimaryButton() {
   std::unique_ptr<views::Button> button(
       views::MdTextButton::CreateSecondaryUiBlueButton(
           this, l10n_util::GetStringUTF16(IDS_PAYMENTS_PAY_BUTTON)));
   button->set_tag(static_cast<int>(PaymentRequestCommonTags::PAY_BUTTON_TAG));
   button->set_id(static_cast<int>(DialogViewID::PAY_BUTTON));
   pay_button_ = button.get();
-  UpdatePayButtonState(request()->is_ready_to_pay());
+  UpdatePayButtonState(request()->state()->is_ready_to_pay());
   return button;
 }
 
 // Adds the product logo to the footer.
 // +---------------------------------------------------------+
 // | (•) chrome                               | PAY | CANCEL |
 // +---------------------------------------------------------+
 std::unique_ptr<views::View>
 PaymentSheetViewController::CreateExtraFooterView() {
   std::unique_ptr<views::View> content_view = base::MakeUnique<views::View>();
@@ skipping 69 matching lines @@
   std::unique_ptr<views::GridLayout> item_summaries_layout =
       CreateOrderSummarySectionContainerLayout(item_summaries.get(),
                                                /* trailing =*/false);
 
   std::unique_ptr<views::View> item_amounts = base::MakeUnique<views::View>();
   std::unique_ptr<views::GridLayout> item_amounts_layout =
       CreateOrderSummarySectionContainerLayout(item_amounts.get(),
                                                /* trailing =*/true);
 
   const std::vector<mojom::PaymentItemPtr>& items =
-      request()->details()->display_items;
+      request()->spec()->details().display_items;
   // The inline items section contains the first 2 display items of the
   // request's details, followed by a label indicating "N more items..." if
   // there are more than 2 items in the details. The total label and amount
   // always follow.
   constexpr int kMaxNumberOfItemsShown = 2;
   for (size_t i = 0; i < items.size() && i < kMaxNumberOfItemsShown; ++i) {
     item_summaries_layout->StartRow(0, 0);
     item_summaries_layout->AddView(
         new views::Label(base::ASCIIToUTF16(items[i]->label)));
 
@@ skipping 12 matching lines @@
         ui::NativeTheme::kColorId_LabelDisabledColor));
     label->SetEnabled(false);
     item_summaries_layout->AddView(label.release());
 
     item_amounts_layout->StartRow(0, 0);
     item_amounts_layout->AddView(new views::Label(base::ASCIIToUTF16("")));
   }
 
   item_summaries_layout->StartRow(0, 0);
   item_summaries_layout->AddView(
-      CreateBoldLabel(base::ASCIIToUTF16(request()->details()->total->label))
+      CreateBoldLabel(
+          base::ASCIIToUTF16(request()->spec()->details().total->label))
           .release());
 
   item_amounts_layout->StartRow(0, 0);
   item_amounts_layout->AddView(
       CreateBoldLabel(
           l10n_util::GetStringFUTF16(
               IDS_PAYMENT_REQUEST_ORDER_SUMMARY_SHEET_TOTAL_FORMAT,
               base::UTF8ToUTF16(request()->GetFormattedCurrencyCode()),
               request()->GetFormattedCurrencyAmount(
-                  request()->details()->total->amount->value)))
+                  request()->spec()->details().total->amount->value)))
           .release());
 
   item_summaries->SetLayoutManager(item_summaries_layout.release());
   item_amounts->SetLayoutManager(item_amounts_layout.release());
 
   std::unique_ptr<views::Button> section = CreatePaymentSheetRow(
       this,
       l10n_util::GetStringUTF16(IDS_PAYMENT_REQUEST_ORDER_SUMMARY_SECTION_NAME),
       std::move(item_summaries), std::move(item_amounts),
       widest_name_column_view_width_);
   section->set_tag(static_cast<int>(
       PaymentSheetViewControllerTags::SHOW_ORDER_SUMMARY_BUTTON));
   section->set_id(
       static_cast<int>(DialogViewID::PAYMENT_SHEET_SUMMARY_SECTION));
   return section;
 }
 
 std::unique_ptr<views::View>
 PaymentSheetViewController::CreateShippingSectionContent() {
-  auto* profile = request()->selected_shipping_profile();
+  auto* profile = request()->state()->selected_shipping_profile();
 
   return profile ? payments::GetShippingAddressLabel(
-                       AddressStyleType::SUMMARY, request()->locale(), *profile)
+                       AddressStyleType::SUMMARY,
+                       request()->GetApplicationLocale(), *profile)
                  : base::MakeUnique<views::Label>(base::string16());
 }
 
 // Creates the Shipping row, which contains a "Shipping address" label, the
 // user's selected shipping address, and a chevron.
 // +----------------------------------------------+
 // | Shipping Address   Barack Obama              |
 // |                    1600 Pennsylvania Ave.  > |
 // |                    1800MYPOTUS               |
 // +----------------------------------------------+
 std::unique_ptr<views::Button> PaymentSheetViewController::CreateShippingRow() {
   std::unique_ptr<views::Button> section = CreatePaymentSheetRow(
       this,
-      GetShippingAddressSectionString(request()->options()->shipping_type),
+      GetShippingAddressSectionString(
+          request()->spec()->options().shipping_type),
       CreateShippingSectionContent(), std::unique_ptr<views::View>(nullptr),
       widest_name_column_view_width_);
   section->set_tag(
       static_cast<int>(PaymentSheetViewControllerTags::SHOW_SHIPPING_BUTTON));
   section->set_id(
       static_cast<int>(DialogViewID::PAYMENT_SHEET_SHIPPING_SECTION));
   return section;
 }
 
 // Creates the Payment Method row, which contains a "Payment" label, the user's
 // masked Credit Card details, the icon for the selected card, and a chevron.
 // +----------------------------------------------+
 // | Payment         Visa ****0000                |
 // |                 John Smith        | VISA | > |
 // |                                              |
 // +----------------------------------------------+
 std::unique_ptr<views::Button>
 PaymentSheetViewController::CreatePaymentMethodRow() {
-  autofill::CreditCard* selected_card = request()->selected_credit_card();
+  autofill::CreditCard* selected_card =
+      request()->state()->selected_credit_card();
 
   std::unique_ptr<views::View> content_view;
   std::unique_ptr<views::ImageView> card_icon_view;
   if (selected_card) {
     content_view = base::MakeUnique<views::View>();
 
     views::GridLayout* layout = new views::GridLayout(content_view.get());
     content_view->SetLayoutManager(layout);
     views::ColumnSet* columns = layout->AddColumnSet(0);
     columns->AddColumn(views::GridLayout::LEADING, views::GridLayout::CENTER,
@@ skipping 20 matching lines @@
       widest_name_column_view_width_);
   section->set_tag(static_cast<int>(
       PaymentSheetViewControllerTags::SHOW_PAYMENT_METHOD_BUTTON));
   section->set_id(
       static_cast<int>(DialogViewID::PAYMENT_SHEET_PAYMENT_METHOD_SECTION));
   return section;
 }
 
 std::unique_ptr<views::View>
 PaymentSheetViewController::CreateContactInfoSectionContent() {
-  auto* profile = request()->selected_contact_profile();
+  auto* profile = request()->state()->selected_contact_profile();
 
-  return profile ? payments::GetContactInfoLabel(
-                       AddressStyleType::SUMMARY, request()->locale(), *profile,
-                       request()->request_payer_name(),
-                       request()->request_payer_phone(),
-                       request()->request_payer_email())
-                 : base::MakeUnique<views::Label>(base::string16());
+  return profile
+             ? payments::GetContactInfoLabel(
+                   AddressStyleType::SUMMARY, request()->GetApplicationLocale(),
+                   *profile, request()->spec()->request_payer_name(),
+                   request()->spec()->request_payer_phone(),
+                   request()->spec()->request_payer_email())
+             : base::MakeUnique<views::Label>(base::string16());
 }
 
 // Creates the Contact Info row, which contains a "Contact info" label; the
 // name, email address, and/or phone number; and a chevron.
 // +----------------------------------------------+
 // | Contact info       Barack Obama              |
 // |                    1800MYPOTUS             > |
 // |                    potus@whitehouse.gov      |
 // +----------------------------------------------+
 std::unique_ptr<views::Button>
 PaymentSheetViewController::CreateContactInfoRow() {
   std::unique_ptr<views::Button> section = CreatePaymentSheetRow(
       this,
       l10n_util::GetStringUTF16(IDS_PAYMENT_REQUEST_CONTACT_INFO_SECTION_NAME),
       CreateContactInfoSectionContent(), std::unique_ptr<views::View>(nullptr),
       widest_name_column_view_width_);
   section->set_tag(static_cast<int>(
       PaymentSheetViewControllerTags::SHOW_CONTACT_INFO_BUTTON));
   section->set_id(
       static_cast<int>(DialogViewID::PAYMENT_SHEET_CONTACT_INFO_SECTION));
   return section;
 }
 
 std::unique_ptr<views::Button>
 PaymentSheetViewController::CreateShippingOptionRow() {
   payments::mojom::PaymentShippingOption* selected_option =
-      request()->selected_shipping_option();
+      request()->state()->selected_shipping_option();
   std::unique_ptr<views::View> option_label = CreateShippingOptionLabel(
       selected_option, selected_option ? request()->GetFormattedCurrencyAmount(
                                              selected_option->amount->value)
                                        : base::ASCIIToUTF16(""));
   std::unique_ptr<views::Button> section = CreatePaymentSheetRow(
-      this, GetShippingOptionSectionString(request()->options()->shipping_type),
+      this,
+      GetShippingOptionSectionString(
+          request()->spec()->options().shipping_type),
       std::move(option_label), std::unique_ptr<views::View>(nullptr),
       widest_name_column_view_width_);
   section->set_tag(static_cast<int>(
       PaymentSheetViewControllerTags::SHOW_SHIPPING_OPTION_BUTTON));
   section->set_id(
       static_cast<int>(DialogViewID::PAYMENT_SHEET_SHIPPING_OPTION_SECTION));
   return section;
 }
 
 }  // namespace payments