#include <EEPROM.h>
#include "config.h"

// ------------------------
unsigned char Config::load() {
  EEPROM.begin(EEPROM_SIZE);
  uint8_t *p = (uint8_t*)(&data);
  for (int i = 0; i < sizeof(data); i++)
  {
    *(p + i) = EEPROM.read(i);
  }
  EEPROM.commit();

  return data.flag;
}

char* Config::ssid() {
  return data.ssid;
}

void Config::ssid(char* ssid) {
  if(ssid == NULL) return;
  strncpy(data.ssid,ssid,WIFI_SSID_LEN);
}

char* Config::password() {
  return data.psw;
}

void Config::password(char* password) {
  if(password == NULL) return;
  strncpy(data.psw,password,WIFI_PASSWD_LEN);
}

void Config::save(const char*ssid,const char*password) {
  if(ssid ==NULL || password==NULL)
    return;

  EEPROM.begin(EEPROM_SIZE);
  data.flag = 1;
  strncpy(data.ssid, ssid, WIFI_SSID_LEN);
  strncpy(data.psw, password, WIFI_PASSWD_LEN);
  uint8_t *p = (uint8_t*)(&data);
  for (int i = 0; i < sizeof(data); i++)
  {
    EEPROM.write(i, *(p + i));
  }
  EEPROM.commit();
}

Config config;