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// Copyright 2017 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/payments/core/payment_details.h"
#include <algorithm>
#include "base/memory/values_equivalent.h"
namespace payments {
namespace {
// These are defined as part of the spec at:
// https://w3c.github.io/payment-request/#payment-details-dictionaries
static const char kPaymentDetailsAdditionalDisplayItems[] =
"additionalDisplayItems";
static const char kPaymentDetailsDisplayItems[] = "displayItems";
static const char kPaymentDetailsError[] = "error";
static const char kPaymentDetailsId[] = "id";
static const char kPaymentDetailsModifiers[] = "modifiers";
static const char kPaymentDetailsShippingOptions[] = "shippingOptions";
static const char kPaymentDetailsTotal[] = "total";
} // namespace
PaymentDetails::PaymentDetails() = default;
PaymentDetails::~PaymentDetails() = default;
PaymentDetails::PaymentDetails(const PaymentDetails& other) {
*this = other;
}
PaymentDetails& PaymentDetails::operator=(const PaymentDetails& other) {
id = other.id;
if (other.total)
total = std::make_unique<PaymentItem>(*other.total);
else
total.reset(nullptr);
display_items.clear();
display_items.reserve(other.display_items.size());
for (const auto& item : other.display_items) {
display_items.push_back(item);
}
shipping_options = std::vector<PaymentShippingOption>(other.shipping_options);
modifiers = std::vector<PaymentDetailsModifier>(other.modifiers);
return *this;
}
bool PaymentDetails::operator==(const PaymentDetails& other) const {
return id == other.id && base::ValuesEquivalent(total, other.total) &&
display_items == other.display_items &&
shipping_options == other.shipping_options &&
modifiers == other.modifiers && error == other.error;
}
bool PaymentDetails::FromValueDict(const base::Value::Dict& dict,
bool requires_total) {
display_items.clear();
shipping_options.clear();
modifiers.clear();
// ID is optional.
const std::string* specified_id = dict.FindString(kPaymentDetailsId);
if (specified_id)
id = *specified_id;
const base::Value::Dict* total_dict = dict.FindDict(kPaymentDetailsTotal);
if (!total_dict && requires_total) {
return false;
}
if (total_dict) {
total = std::make_unique<PaymentItem>();
if (!total->FromValueDict(*total_dict)) {
return false;
}
}
const base::Value::List* display_items_list =
dict.FindList(kPaymentDetailsDisplayItems);
if (display_items_list) {
for (const base::Value& payment_item_list_entry : *display_items_list) {
PaymentItem payment_item;
if (!payment_item_list_entry.is_dict() ||
!payment_item.FromValueDict(payment_item_list_entry.GetDict())) {
return false;
}
display_items.push_back(payment_item);
}
}
const base::Value::List* shipping_options_list =
dict.FindList(kPaymentDetailsShippingOptions);
if (shipping_options_list) {
for (const base::Value& shipping_option_list_entry :
*shipping_options_list) {
PaymentShippingOption shipping_option;
if (!shipping_option_list_entry.is_dict() ||
!shipping_option.FromValueDict(
shipping_option_list_entry.GetDict())) {
return false;
}
shipping_options.push_back(shipping_option);
}
}
const base::Value::List* modifiers_list =
dict.FindList(kPaymentDetailsModifiers);
if (modifiers_list) {
for (const base::Value& modifiers_list_element : *modifiers_list) {
if (!modifiers_list_element.is_dict())
return false;
const base::Value::Dict& modifier_dict = modifiers_list_element.GetDict();
PaymentDetailsModifier modifier;
if (!modifier.method_data.FromValueDict(modifier_dict)) {
return false;
}
const base::Value::Dict* modifier_total_dict =
modifier_dict.FindDict(kPaymentDetailsTotal);
if (modifier_total_dict) {
modifier.total = std::make_unique<PaymentItem>();
if (!modifier.total->FromValueDict(*modifier_total_dict))
return false;
}
const base::Value::List* additional_display_items_list =
modifier_dict.FindList(kPaymentDetailsAdditionalDisplayItems);
if (additional_display_items_list) {
for (const base::Value& additional_display_items_list_elem :
*additional_display_items_list) {
if (!additional_display_items_list_elem.is_dict())
return false;
PaymentItem additional_display_item;
if (!additional_display_item.FromValueDict(
additional_display_items_list_elem.GetDict())) {
return false;
}
modifier.additional_display_items.push_back(additional_display_item);
}
}
modifiers.push_back(modifier);
}
}
// Error is optional.
const std::string* specified_error = dict.FindString(kPaymentDetailsError);
if (specified_error)
error = *specified_error;
return true;
}
} // namespace payments
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