[Payment Request] CanMakePayment

ios/chrome/browser/payments/payment_request.h

 // Copyright 2017 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.
 
 #ifndef IOS_CHROME_BROWSER_PAYMENTS_PAYMENT_REQUEST_H_
 #define IOS_CHROME_BROWSER_PAYMENTS_PAYMENT_REQUEST_H_
 
+#include <map>
 #include <memory>
 #include <set>
 #include <string>
 #include <vector>
 
 #include "base/macros.h"
 #include "components/payments/core/payment_options_provider.h"
 #include "components/payments/core/payment_request_base_delegate.h"
 #include "components/payments/core/payments_profile_comparator.h"
 #include "ios/web/public/payments/payment_request.h"
 
 namespace autofill {
 class AutofillProfile;
 class CreditCard;
 class PersonalDataManager;
 class RegionDataLoader;
 }  // namespace autofill
 
 namespace payments {
 class AddressNormalizer;
 class AddressNormalizerImpl;
 class CurrencyFormatter;
 }  // namespace payments
 
+namespace ios {
+class ChromeBrowserState;
+}  // namepsace ios
+
 // A protocol implementd by any UI classes that the PaymentRequest object
 // needs to communicate with in order to perform certain actions such as
 // initiating UI to request full card details for payment.
 @protocol PaymentRequestUIDelegate<NSObject>
 
 - (void)openFullCardRequestUI;
 
 @end
 
 // Has a copy of web::PaymentRequest as provided by the page invoking the
 // PaymentRequest API. Also caches credit cards and addresses provided by the
 // |personal_data_manager| and manages shared resources and user selections for
 // the current PaymentRequest flow. It must be initialized with a non-null
 // instance of |personal_data_manager| that outlives this class.
 class PaymentRequest : public payments::PaymentOptionsProvider,
                        public payments::PaymentRequestBaseDelegate {
  public:
   // |personal_data_manager| should not be null and should outlive this object.
   PaymentRequest(const web::PaymentRequest& web_payment_request,
+                 ios::ChromeBrowserState* browser_state_,
                  autofill::PersonalDataManager* personal_data_manager,
                  id<PaymentRequestUIDelegate> payment_request_ui_delegate);
   ~PaymentRequest() override;
 
   // PaymentRequestBaseDelegate:
   autofill::PersonalDataManager* GetPersonalDataManager() override;
   const std::string& GetApplicationLocale() const override;
   bool IsIncognito() const override;
   bool IsSslCertificateValid() override;
   const GURL& GetLastCommittedURL() const override;
@@ skipping 81 matching lines @@
   }
 
   const std::vector<std::string>& supported_card_networks() const {
     return supported_card_networks_;
   }
 
   const std::set<std::string>& basic_card_specified_networks() const {
     return basic_card_specified_networks_;
   }
 
+  const std::map<std::string, std::set<std::string>>& stringified_method_data()
+      const {
+    return stringified_method_data_;
+  }
+
   // Adds |credit_card| to the list of cached credit cards, updates the list of
   // available credit cards, and returns a reference to the cached copy of
   // |credit_card|.
   virtual autofill::CreditCard* AddCreditCard(
       const autofill::CreditCard& credit_card);
 
   // Returns the available autofill credit cards for this user that match a
   // supported type specified in |web_payment_request_|.
   const std::vector<autofill::CreditCard*>& credit_cards() const {
     return credit_cards_;
@@ skipping 49 matching lines @@
   void PopulateAvailableShippingOptions();
 
   // Sets the selected shipping option, if any.
   void SetSelectedShippingOption();
 
   // The web::PaymentRequest object as provided by the page invoking the Payment
   // Request API, owned by this object.
   web::PaymentRequest web_payment_request_;
 
   // Never null and outlives this object.
+  ios::ChromeBrowserState* browser_state_;
+
+  // Never null and outlives this object.
   autofill::PersonalDataManager* personal_data_manager_;
 
   // The PaymentRequestUIDelegate as provided by the UI object that originally
   // created this PaymentRequest object.
   __weak id<PaymentRequestUIDelegate> payment_request_ui_delegate_;
 
   // The address normalizer to use for the duration of the Payment Request.
   payments::AddressNormalizerImpl* address_normalizer_;
 
   // The currency formatter instance for this PaymentRequest flow.
@@ skipping 21 matching lines @@
   autofill::CreditCard* selected_credit_card_;
 
   // A vector of supported basic card networks. This encompasses everything that
   // the merchant supports and should be used for support checks.
   std::vector<std::string> supported_card_networks_;
   // A subset of |supported_card_networks_| which is only the networks that have
   // been specified as part of the "basic-card" supported method. Callers should
   // use |supported_card_networks_| for merchant support checks.
   std::set<std::string> basic_card_specified_networks_;
 
+  // A mapping of the payment method names to the corresponding JSON-stringified
+  // payment method specific data.
+  std::map<std::string, std::set<std::string>> stringified_method_data_;
+
   // A vector of pointers to the shipping options in |web_payment_request_|.
   std::vector<web::PaymentShippingOption*> shipping_options_;
   web::PaymentShippingOption* selected_shipping_option_;
 
   payments::PaymentsProfileComparator profile_comparator_;
 
   DISALLOW_COPY_AND_ASSIGN(PaymentRequest);
 };
 
 #endif  // IOS_CHROME_BROWSER_PAYMENTS_PAYMENT_REQUEST_H_