SDCardClient.hpp

//
// Created by xiong on 2021/6/1.
//
 
#ifndef EMX_SDCardClient_HPP
#define EMX_SDCardClient_HPP
 
#include <functional>
 
#include "SDCard.hpp"
 
namespace Emx {
    class SDCardClient : public SDCard {
    public:
        SDCardClient(int chn) : SDCard(chn) {}
 
        static int GetChnNum();
 
        ErrCodeE Mount() override;
 
        ErrCodeE UnMount() override;
 
        ErrCodeE Format() override;
 
        ErrCodeE GetInfo(Info &info) override;
 
        ErrCodeE Check() override;
    };
 
    class SDCardClientEvent {
    public:
        using SDCardInfoCallback = std::function<void(int chn, SDCard::Info &info)>;
 
        SDCardClientEvent(EuvLoop &loop, char *buffer, int size, SDCardInfoCallback cb) :
                m_loop(loop), m_buffer(buffer), m_size(size), m_cb(std::move(cb)) {
        }
 
        void Create();
 
        void Destroy();
 
    private:
        void OnMsgRecv(uint32_t topic, const char *data, int32_t size);
 
    private:
        EuvLoop &m_loop;
        char *m_buffer;
        int m_size;
        SDCardInfoCallback m_cb;
        MsgTopicSubscriberAsync m_sub;
    };
}
 
#endif //EMX_SDCardClient_HPP