#include "sdcard.hpp"
#include <cstdio>

bool SDCardLogger::init() {
    return (f_mount(&fs, "", 1) == FR_OK);
}

bool SDCardLogger::write(const std::string &line) {
    if (f_open(&file, "co2_log.txt", FA_OPEN_APPEND | FA_WRITE) != FR_OK)
        return false;

    UINT bw;
    f_write(&file, line.c_str(), line.size(), &bw);
    f_write(&file, "\r\n", 2, &bw);
    f_close(&file);

    return true;
}