/*

 * 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 INPUT_DEVICE_H

#define INPUT_DEVICE_H



#include <map>

#include <string>

#include <vector>



#include "common.h"



namespace OHOS {

namespace MMI {

class InputDevice {

public:

    InputDevice(const InputDevice&) = delete;

    InputDevice& operator=(const InputDevice&) = delete;

    InputDevice();

    InputDevice(const std::string& path, uint32_t id);

    InputDevice(InputDevice&& other) noexcept;

    ~InputDevice();



    InputDevice& operator=(InputDevice&& other) noexcept;



    void Close();

    bool InitFromTextLine(const std::string& line);

    bool IsOpen() const;

    bool OpenForReading();

    bool OpenForWriting();

    bool ReadEvent(input_event& event);

    bool WriteEvents(const std::vector<input_event>& events);

    const std::string& GetName() const;

    const std::string& GetPath() const;

    int32_t GetFd() const;

    std::string GetHash() const;

    uint32_t GetId() const;

    void SetId(uint32_t id);

    void SetName(const std::string& name);

    void SetPath(const std::string& path);



private:

    void CalculateDeviceHash();

    void QueryDeviceInfo();

    bool OpenDevice(int32_t flags);

    bool VerifyDeviceMatch() const;



    std::string path_;

    std::string name_;

    std::string hash_;

    uint32_t id_;

    int32_t fd_;

    std::map<int32_t, int32_t> deviceMapping_;

};

} // namespace MMI

} // namespace OHOS

#endif // INPUT_DEVICE_H