#include <stdexcept>

#include "esp_err.h"
#include "nvs_flash.h"


namespace nvs {


void init() {

    esp_err_t ret = nvs_flash_init();
    if (ret == ESP_ERR_NVS_NO_FREE_PAGES ||
        ret == ESP_ERR_NVS_NEW_VERSION_FOUND) {

        if (nvs_flash_erase() != ESP_OK)
            throw std::runtime_error("Failed to erase NVS");

        ret = nvs_flash_init();
    }

    if (ret != ESP_OK) throw std::runtime_error("Failed to initialize NVS");
}


} // namespace nvs