Function readFs

src/sd_functions.cpp:248–291

** Function name: readFs ** Description: read files/folders from a folder ***************************************************************************************/

** Description:   read files/folders from a folder
***************************************************************************************/
void readFs(String &folder, std::vector<Option> &opt) {
    // function using loopOptions
    opt.clear();
    if (!setupSdCard()) {
        // Serial.println("Falha ao iniciar o cartão SD");
        displayRedStripe("SD not found or not formatted in FAT32");
        vTaskDelay(2500 / portTICK_PERIOD_MS);
        return; // Retornar imediatamente em caso de falha
    }
    File root = SDM.open(folder);
    if (!root || !root.isDirectory()) {
        displayRedStripe("Fail open root");
        vTaskDelay(2500 / portTICK_PERIOD_MS);
        SDM.end();
        sdcardMounted = false;
        return; // Retornar imediatamente se não for possível abrir o diretório
    }

    while (true) {
        bool isDir;
        String fullPath = root.getNextFileName(&isDir);
        String nameOnly = fullPath.substring(fullPath.lastIndexOf("/") + 1);
        if (fullPath == "") { break; }
        // Serial.printf("Path: %s (isDir: %d)\n", fullPath.c_str(), isDir);

        uint16_t color = FGCOLOR - 0x1111;

        if (noDotFiles && nameOnly.startsWith(".")) { continue; }

        if (!isDir) {
            int dotIndex = nameOnly.lastIndexOf(".");
            String ext = dotIndex >= 0 ? nameOnly.substring(dotIndex + 1) : "";
            ext.toUpperCase();
            if (onlyBins && !ext.equals("BIN")) { continue; }
            color = FGCOLOR;
        } else {
            nameOnly = "/" + nameOnly; // add / before folder name
        }
        opt.push_back({nameOnly, [fullPath]() { fileToUse = fullPath; }, color});
    }
    root.close();
    std::sort(opt.begin(), opt.end(), sortList);
    opt.push_back({"> Back", [&]() { fileToUse = ""; }, ALCOLOR});
}
/*********************************************************************
**  Function: loopSD
**  Where you choose what to do wuth your SD Files