// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "components/autofill/core/browser/webdata/payments/payments_sync_util.h"

#include <string>

#include "base/logging.h"
#include "base/strings/strcat.h"
#include "base/strings/string_number_conversions.h"
#include "components/sync/protocol/autofill_offer_specifics.pb.h"
#include "components/sync/protocol/autofill_specifics.pb.h"
#include "components/sync/protocol/autofill_valuable_specifics.pb.h"

namespace autofill {

std::string GetUnhashedClientTagFromAutofillWalletSpecifics(
    const sync_pb::AutofillWalletSpecifics& specifics) {
  switch (specifics.type()) {
    case sync_pb::AutofillWalletSpecifics::MASKED_CREDIT_CARD:
      return specifics.masked_card().id();
    case sync_pb::AutofillWalletSpecifics::POSTAL_ADDRESS:
      return specifics.address().id();
    case sync_pb::AutofillWalletSpecifics::CUSTOMER_DATA:
      return specifics.customer_data().id();
    case sync_pb::AutofillWalletSpecifics::CREDIT_CARD_CLOUD_TOKEN_DATA:
      return specifics.cloud_token_data().instrument_token();
    case sync_pb::AutofillWalletSpecifics::PAYMENT_INSTRUMENT:
      // Append a string to the instrument ID, since the same ID may be used for
      // a MASKED_CREDIT_CARD entry.
      return base::StrCat(
          {"payment_instrument:",
           base::NumberToString(
               specifics.payment_instrument().instrument_id())});
    case sync_pb::AutofillWalletSpecifics::PAYMENT_INSTRUMENT_CREATION_OPTION:
      // Append a string to the ID since the ID is randomly generated without
      // restrictions so it could be a duplicate ID of another type.
      return base::StrCat(
          {"payment_instrument_creation_option:",
           specifics.payment_instrument_creation_option().id()});
    case sync_pb::AutofillWalletSpecifics::MASKED_IBAN:
      return std::string();
    case sync_pb::AutofillWalletSpecifics::UNKNOWN:
      DVLOG(1) << "New or unknown Autofill Wallet Specifics type is sent from "
                  "the sync server side while not handled by Chrome. This is "
                  "expected when the new type is not yet supported on current "
                  "chrome version.";
      return std::string();
  }
  return std::string();
}

std::string GetUnhashedClientTagFromAutofillOfferSpecifics(
    const sync_pb::AutofillOfferSpecifics& specifics) {
  return base::NumberToString(specifics.id());
}

std::string GetUnhashedClientTagFromAutofillValuableSpecifics(
    const sync_pb::AutofillValuableSpecifics& specifics) {
  return specifics.id();
}


}  // namespace autofill