/*

 * Copyright (c) 2025 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 EVENT_RECORDER_H

#define EVENT_RECORDER_H



#include <fstream>

#include <string>

#include <unordered_map>

#include <vector>



#include "input_device.h"



namespace OHOS {

namespace MMI {

class EventRecorder {

public:

    EventRecorder(const std::string& outputPath);

    ~EventRecorder();



    bool Start(std::vector<InputDevice>& devices);

    void Stop();



private:

    void FlushDeviceEvents(const EventRecord& record);

    static std::string GetEventCodeString(uint16_t type, uint16_t code);

    static std::string GetEventTypeString(uint16_t type);

    static std::string GetSecondaryEventCodeString(uint16_t type, uint16_t code);

    void MainLoop();

    void ProcessDeviceEvents(fd_set& readFds);

    void WriteEventText(const EventRecord& record);



    std::string outputPath_;

    std::ofstream outputFile_;

    std::vector<InputDevice> devices_;

    std::unordered_map<uint32_t, std::vector<EventRecord>> deviceEventBuffers_;

    bool running_;

};

} // namespace MMI

} // namespace OHOS

#endif // EVENT_RECORDER_H