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// Copyright 2019 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_PASSWORD_MANAGER_CORE_BROWSER_CREDENTIAL_CACHE_H_
#define COMPONENTS_PASSWORD_MANAGER_CORE_BROWSER_CREDENTIAL_CACHE_H_
#include <map>
#include <vector>
#include "base/memory/raw_ptr.h"
#include "base/types/strong_alias.h"
#include "components/password_manager/core/browser/password_store/password_store_backend_error.h"
#include "url/origin.h"
namespace password_manager {
class OriginCredentialStore;
struct PasswordForm;
// This class caches and provides credential stores for different origins.
class CredentialCache {
public:
// TODO(crbug.com/40673832): Consider reusing this alias for other password
// manager code as well.
using IsOriginBlocklisted =
base::StrongAlias<class IsOriginBlocklistedTag, bool>;
CredentialCache();
CredentialCache(const CredentialCache&) = delete;
CredentialCache& operator=(const CredentialCache&) = delete;
~CredentialCache();
// Saves credentials and blocklisted status for an origin so that they can be
// used in the sheet.
void SaveCredentialsAndBlocklistedForOrigin(
base::span<const PasswordForm> matches,
IsOriginBlocklisted is_blocklisted,
std::optional<PasswordStoreBackendError> backend_error,
const url::Origin& origin);
// Returns the credential store for a given origin. If it does not exist, an
// empty store will be created.
const OriginCredentialStore& GetCredentialStore(const url::Origin& origin);
// Returns the backend error if there was one encountered during the most
// recent `SaveCredentialsAndBlocklistedForOrigin()` call.
const std::optional<PasswordStoreBackendError> backend_error() const;
// Removes all credentials for all origins.
void ClearCredentials();
private:
OriginCredentialStore& GetOrCreateCredentialStore(const url::Origin& origin);
// Contains the store for credential of each requested origin.
std::map<url::Origin, OriginCredentialStore> origin_credentials_;
// Contains an error reported by the backend, if any.
std::optional<PasswordStoreBackendError> backend_error_;
};
} // namespace password_manager
#endif // COMPONENTS_PASSWORD_MANAGER_CORE_BROWSER_CREDENTIAL_CACHE_H_
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