/*
 * Copyright (c) 2022 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_NATIVE_EVENT_H
#define OHOS_DM_NATIVE_EVENT_H

#include <map>
#include <memory>
#include <mutex>
#include <string>

#include "napi/native_api.h"

struct DmEventListener {
    std::string eventType;
    napi_ref handlerRef = nullptr;
};

class DmNativeEvent {
public:
    DmNativeEvent(napi_env env, napi_value thisVar);
    virtual ~DmNativeEvent();

    virtual void On(std::string &eventType, napi_value handler);
    virtual void Off(std::string &eventType);
    virtual void OnEvent(const std::string &eventType, size_t argc, const napi_value *argv);

protected:
    napi_env env_;
    napi_ref thisVarRef_;
    std::map<std::string, std::shared_ptr<DmEventListener>> eventMap_;
#if !defined(__LITEOS_M__)
    std::mutex eventMapLock_;
#endif
};
#endif // OHOS_DM_NATIVE_EVENT_H