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// 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 CHROME_BROWSER_EXTENSIONS_API_PASSWORDS_PRIVATE_PASSWORDS_PRIVATE_UTILS_H_
#define CHROME_BROWSER_EXTENSIONS_API_PASSWORDS_PRIVATE_PASSWORDS_PRIVATE_UTILS_H_
#include <map>
#include <string>
#include "base/containers/flat_map.h"
#include "chrome/common/extensions/api/passwords_private.h"
namespace autofill {
struct PasswordForm;
}
namespace extensions {
// Obtains a collection of URLs from the passed in form. This includes an origin
// URL used for internal logic, a human friendly string shown to the user as
// well as a URL that is linked to.
api::passwords_private::UrlCollection CreateUrlCollectionFromForm(
const autofill::PasswordForm& form);
// This class serves as an identifier for strings created by CreateSortKey() in
// the password_manager namespace. It is similar to base::IDMap, but also allows
// to get the id for an already inserted element.
// TODO(https://crbug.com/778146): This class should be an implementation detail
// of PasswordManagerPresenter. Move this class there once Android uses a
// similar logic.
class SortKeyIdGenerator {
public:
SortKeyIdGenerator();
~SortKeyIdGenerator();
// This method generates an id corresponding to |sort_key|. Additionally it
// remembers ids generated in the past, so that this method is idempotent.
// Furthermore, it is guaranteed that different ids are returned for different
// |sort_key| arguments. This implies GenerateId(a) == GenerateId(b) if and
// only if a == b.
int GenerateId(const std::string& sort_key);
// This method tries to return the sort key corresponding to |id|. In case
// |id| was not generated by GenerateId() before, this method returns nullptr.
// Otherwise it returns a pointer s to a sort key, such that |id| ==
// GenerateId(*s).
const std::string* TryGetSortKey(int id) const;
private:
std::map<std::string, int> sort_key_cache_;
base::flat_map<int, const std::string*> id_cache_;
int next_id_ = 0;
};
} // namespace extensions
#endif // CHROME_BROWSER_EXTENSIONS_API_PASSWORDS_PRIVATE_PASSWORDS_PRIVATE_UTILS_H_
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