/*
 * Copyright (c) 2024 Huawei Device Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef OHOS_DM_KV_ADAPTER_MANAGER_H
#define OHOS_DM_KV_ADAPTER_MANAGER_H

#include <atomic>
#include <map>
#include <memory>
#include <string>

#include "dm_single_instance.h"

#include "kv_adapter.h"

namespace OHOS {
namespace DistributedHardware {

class KVAdapterManager {
    DM_DECLARE_SINGLE_INSTANCE_BASE(KVAdapterManager);
public:
    int32_t Init();
    void UnInit();
    void ReInit();
    int32_t PutByAnoyDeviceId(const std::string &key, const DmKVValue &value);
    int32_t Get(const std::string &key, DmKVValue &value);
    int32_t DeleteAgedEntry();
    int32_t AppUnintall(const std::string &appId);

private:
    KVAdapterManager() = default;
    ~KVAdapterManager() = default;
    inline bool IsTimeOut(int64_t sourceTime, int64_t targetTime, int64_t timeOut);

private:
    std::shared_ptr<DistributedKv::KvStoreDeathRecipient> deathRecipient_ = nullptr;
    std::shared_ptr<KVAdapter> kvAdapter_ = nullptr;
    std::mutex idCacheMapMtx_;
    std::map<std::string, DmKVValue> idCacheMap_;
};
} // namespace DistributedHardware
} // namespace OHOS
#endif // OHOS_DM_KV_ADAPTER_MANAGER_H