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// Copyright 2023 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_STRIKE_DATABASE_SIMPLE_STRIKE_DATABASE_H_
#define COMPONENTS_STRIKE_DATABASE_SIMPLE_STRIKE_DATABASE_H_
#include <stddef.h>
#include <optional>
#include <string>
#include <string_view>
#include "base/time/time.h"
#include "components/strike_database/strike_database_base.h"
#include "components/strike_database/strike_database_integrator_base.h"
namespace strike_database {
// Most strike database in Autofill don't incorporate any special logic and
// simple want to store strikes up to a given (constexpr) limit. This class
// reduces the boilerplate in such cases. Simply define the traits of the strike
// database and define the strike database as an alias:
//
// struct MyStrikeDatabaseTraits {
// static constexpr std::string_view kName = "MyStrikeDatabase";
// static constexpr std::optional<size_t> kMaxStrikeEntities = 100;
// static constexpr std::optional<size_t>
// kMaxStrikeEntitiesAfterCleanup = 70;
// static constexpr size_t kMaxStrikeLimit = 3;
// static constexpr std::optional<base::TimeDelta> kExpiryTimeDelta =
// base::Days(180);
// static constexpr bool kUniqueIdRequired = true;
// };
//
// using MyStrikeDatabase =
// SimpleStrikeDatabase<MyStrikeDatabaseTraits>;
//
// If additional logic or overrides are needed, derive from this class.
template <typename Traits>
class SimpleStrikeDatabase : public StrikeDatabaseIntegratorBase {
public:
explicit SimpleStrikeDatabase(StrikeDatabaseBase* strike_database)
: StrikeDatabaseIntegratorBase(strike_database) {
RemoveExpiredStrikes();
}
~SimpleStrikeDatabase() override = default;
std::optional<size_t> GetMaximumEntries() const override {
return Traits::kMaxStrikeEntities;
}
std::optional<size_t> GetMaximumEntriesAfterCleanup() const override {
return Traits::kMaxStrikeEntitiesAfterCleanup;
}
std::string GetProjectPrefix() const override {
return std::string(Traits::kName);
}
int GetMaxStrikesLimit() const override { return Traits::kMaxStrikeLimit; }
std::optional<base::TimeDelta> GetExpiryTimeDelta() const override {
return Traits::kExpiryTimeDelta;
}
bool UniqueIdsRequired() const override { return Traits::kUniqueIdRequired; }
};
} // namespace strike_database
#endif // COMPONENTS_STRIKE_DATABASE_SIMPLE_STRIKE_DATABASE_H_
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