#include "config.h"
#include "log.h"
#include <nvs_flash.h>

Preferences config;

void configSetup() {
  config.begin("config", false);
  const String &stored = config.getString("HOSTNAME", "");
  if (!stored.equals(HOSTNAME)) {
    error(R"([WARNING] Stored config hostname mismatch: "%s" != "%s" [WARNING])", stored.c_str(), HOSTNAME);
  }
}

void configReset() {
  info("[CONFIG RESET]");
  config.end();
  nvs_flash_erase();
  nvs_flash_init();
  config.begin("config", false);
  config.putString("HOSTNAME", HOSTNAME);
  configLoad();
}

String configGetString(const char *name, const char *fallback, bool allowEmpty) {
  if (!config.isKey(name)) {
    return fallback;
  }
  String value = config.getString(name);
  if (!allowEmpty && value.isEmpty()) {
    return fallback;
  }
  return value;
}

bool configPutString(const char *name, const char *value) {
  return config.putString(name, value) == strlen(value);
}

double configGetDouble(const char *name, double fallback) {
  if (!config.isKey(name)) {
    return fallback;
  }
  return config.getDouble(name);
}

bool configPutDouble(const char *name, double fallback) {
  return config.value(name, fallback) == 0;
}