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// 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.
#ifndef COMPONENTS_AUTOFILL_CORE_BROWSER_GEO_COUNTRY_DATA_H_
#define COMPONENTS_AUTOFILL_CORE_BROWSER_GEO_COUNTRY_DATA_H_
#include <string>
#include <vector>
#include "base/containers/flat_map.h"
namespace base {
template <typename T>
struct DefaultSingletonTraits;
}
namespace autofill {
// The minimal required fields for an address to be complete for a given
// country.
enum RequiredFieldsForAddressImport {
ADDRESS_REQUIRES_CITY = 1 << 0,
ADDRESS_REQUIRES_STATE = 1 << 1,
ADDRESS_REQUIRES_ZIP = 1 << 2,
ADDRESS_REQUIRES_LINE1 = 1 << 3,
ADDRESS_REQUIRES_ZIP_OR_STATE = 1 << 4,
ADDRESS_REQUIRES_LINE1_OR_HOUSE_NUMBER = 1 << 5,
// Composite versions (for data).
ADDRESS_REQUIRES_LINE1_CITY =
(ADDRESS_REQUIRES_LINE1 | ADDRESS_REQUIRES_CITY),
ADDRESS_REQUIRES_LINE1_ZIP = (ADDRESS_REQUIRES_LINE1 | ADDRESS_REQUIRES_ZIP),
ADDRESS_REQUIRES_LINE1_STATE =
(ADDRESS_REQUIRES_LINE1 | ADDRESS_REQUIRES_STATE),
ADDRESS_REQUIRES_LINE1_CITY_STATE =
(ADDRESS_REQUIRES_LINE1 | ADDRESS_REQUIRES_CITY | ADDRESS_REQUIRES_STATE),
ADDRESS_REQUIRES_LINE1_STATE_ZIP =
(ADDRESS_REQUIRES_LINE1 | ADDRESS_REQUIRES_STATE | ADDRESS_REQUIRES_ZIP),
ADDRESS_REQUIRES_LINE1_CITY_ZIP =
(ADDRESS_REQUIRES_LINE1 | ADDRESS_REQUIRES_CITY | ADDRESS_REQUIRES_ZIP),
ADDRESS_REQUIRES_LINE1_CITY_STATE_ZIP =
(ADDRESS_REQUIRES_LINE1 | ADDRESS_REQUIRES_CITY | ADDRESS_REQUIRES_STATE |
ADDRESS_REQUIRES_ZIP),
ADDRESS_REQUIRES_LINE1_CITY_AND_ZIP_OR_STATE =
ADDRESS_REQUIRES_LINE1_CITY | ADDRESS_REQUIRES_ZIP_OR_STATE,
ADDRESS_REQUIRES_ZIP_AND_LINE1_OR_HOUSE_NUMBER =
ADDRESS_REQUIRES_ZIP | ADDRESS_REQUIRES_LINE1_OR_HOUSE_NUMBER,
// Policy for countries for which we do not have information about valid
// address format.
ADDRESS_REQUIREMENTS_UNKNOWN = ADDRESS_REQUIRES_LINE1_CITY_STATE_ZIP,
};
// A singleton class that encapsulates a map from country codes to country data.
class CountryDataMap {
public:
static CountryDataMap* GetInstance();
CountryDataMap(const CountryDataMap&) = delete;
CountryDataMap& operator=(const CountryDataMap&) = delete;
// Returns true if a `CountryData` entry for the supplied `country_code`
// exists.
bool HasRequiredFieldsForAddressImport(std::string_view country_code) const;
// Returns true if there is a country code alias for `country_code`.
bool HasCountryCodeAlias(std::string_view country_code_alias) const;
// Returns the country code for a country code alias or an empty string if no
// alias definition is present.
std::string_view GetCountryCodeForAlias(
std::string_view country_code_alias) const;
// Looks up the `RequiredFieldForAddressImport` for the supplied
// `country_code`. Returns requirements for the US as a best guess if no entry
// exists.
RequiredFieldsForAddressImport GetRequiredFieldsForAddressImport(
std::string_view country_code) const;
// Return a constant reference to a vector of all country codes.
const std::vector<std::string>& country_codes() const {
return country_codes_;
}
private:
CountryDataMap();
~CountryDataMap();
friend struct base::DefaultSingletonTraits<CountryDataMap>;
const base::flat_map<std::string, RequiredFieldsForAddressImport>
required_fields_for_address_import_map_;
const std::vector<std::string> country_codes_;
};
} // namespace autofill
#endif // COMPONENTS_AUTOFILL_CORE_BROWSER_GEO_COUNTRY_DATA_H_
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