#include <LittleFS.h>

#include "Config.h"

Config::Config()
{}

void Config::load(void)
{
    // load WLANs
    File wlanFile = LittleFS.open("/etc/wlan", "r");

    while(wlanFile.available()) {
        String ssid = wlanFile.readStringUntil('\n');

        if(!wlanFile.available()) {
            Serial.println("/etc/wlan terminated early. Last entry ignored.");
            break;
        }

        String passwd = wlanFile.readStringUntil('\n');

        m_wlans.emplace_back(WLAN{ssid.c_str(), passwd.c_str()});
    }

    wlanFile.close();

    // load Challenge-Response data
    File authFile = LittleFS.open("/etc/auth", "r");

    if(authFile.available()) {
        String passwd = authFile.readStringUntil('\n');
        m_crPassword = passwd.c_str();

        if(!authFile.available()) {
            m_crSalt = "";
        } else {
            String salt = authFile.readStringUntil('\n');
            m_crSalt = salt.c_str();
        }
    }

    authFile.close();
}