#define PROJECT_NAME                    "OpenTherm Gateway"
#define PROJECT_REPO                    "https://github.com/Laxilef/OTGateway"

#define MQTT_RECONNECT_INTERVAL         15000
#define CONFIG_URL                      "http://%s/"
#define SETTINGS_VALID_VALUE            "stvalid" // only 8 chars!
#define GPIO_IS_NOT_CONFIGURED          0xff

#define DEFAULT_HEATING_TARGET_TEMP     40
#define DEFAULT_HEATING_MIN_TEMP        20
#define DEFAULT_HEATING_MAX_TEMP        90

#define DEFAULT_DHW_TARGET_TEMP         40
#define DEFAULT_DHW_MIN_TEMP            30
#define DEFAULT_DHW_MAX_TEMP            60

#define THERMOSTAT_INDOOR_DEFAULT_TEMP  20
#define THERMOSTAT_INDOOR_MIN_TEMP      5
#define THERMOSTAT_INDOOR_MAX_TEMP      30

#define DEFAULT_NTC_NOMINAL_RESISTANCE  10000.0f
#define DEFAULT_NTC_NOMINAL_TEMP        25.0f
#define DEFAULT_NTC_REF_RESISTANCE      10000.0f
#define DEFAULT_NTC_BETA_FACTOR         3950.0f
#define DEFAULT_NTC_VREF                3300.0f
#define DEFAULT_NTC_VLOW_TRESHOLD       25.0f

#ifndef BUILD_VERSION
  #define BUILD_VERSION                 "0.0.0"
#endif

#ifndef BUILD_ENV
  #define BUILD_ENV                     "undefined"
#endif

#ifndef DEFAULT_SERIAL_ENABLED
  #define DEFAULT_SERIAL_ENABLED true
#endif

#ifndef DEFAULT_SERIAL_BAUD
  #define DEFAULT_SERIAL_BAUD 115200
#endif

#ifndef DEFAULT_TELNET_ENABLED
  #define DEFAULT_TELNET_ENABLED true
#endif

#ifndef DEFAULT_TELNET_PORT
  #define DEFAULT_TELNET_PORT 23
#endif

#ifndef USE_BLE
  #define USE_BLE false
#endif

#ifndef DEFAULT_HOSTNAME
  #define DEFAULT_HOSTNAME "opentherm"
#endif

#ifndef DEFAULT_AP_SSID
  #define DEFAULT_AP_SSID "OpenTherm Gateway"
#endif

#ifndef DEFAULT_AP_PASSWORD
  #define DEFAULT_AP_PASSWORD "otgateway123456"
#endif

#ifndef DEFAULT_STA_SSID
  #define DEFAULT_STA_SSID ""
#endif

#ifndef DEFAULT_STA_PASSWORD
  #define DEFAULT_STA_PASSWORD ""
#endif

#ifndef DEFAULT_LOG_LEVEL
  #define DEFAULT_LOG_LEVEL TinyLogger::Level::VERBOSE
#endif

#ifndef DEFAULT_STATUS_LED_GPIO
  #define DEFAULT_STATUS_LED_GPIO GPIO_IS_NOT_CONFIGURED
#endif

#ifndef DEFAULT_PORTAL_LOGIN
  #define DEFAULT_PORTAL_LOGIN ""
#endif

#ifndef DEFAULT_PORTAL_PASSWORD
  #define DEFAULT_PORTAL_PASSWORD ""
#endif

#ifndef DEFAULT_MQTT_ENABLED
  #define DEFAULT_MQTT_ENABLED false
#endif

#ifndef DEFAULT_MQTT_SERVER
  #define DEFAULT_MQTT_SERVER ""
#endif

#ifndef DEFAULT_MQTT_PORT
  #define DEFAULT_MQTT_PORT 1883
#endif

#ifndef DEFAULT_MQTT_USER
  #define DEFAULT_MQTT_USER ""
#endif

#ifndef DEFAULT_MQTT_PASSWORD
  #define DEFAULT_MQTT_PASSWORD ""
#endif

#ifndef DEFAULT_MQTT_PREFIX
  #define DEFAULT_MQTT_PREFIX "opentherm"
#endif

#ifndef DEFAULT_OT_IN_GPIO
  #define DEFAULT_OT_IN_GPIO GPIO_IS_NOT_CONFIGURED
#endif

#ifndef DEFAULT_OT_OUT_GPIO
  #define DEFAULT_OT_OUT_GPIO GPIO_IS_NOT_CONFIGURED
#endif

#ifndef DEFAULT_OT_RX_LED_GPIO
  #define DEFAULT_OT_RX_LED_GPIO GPIO_IS_NOT_CONFIGURED
#endif

#ifndef DEFAULT_OT_FAULT_STATE_GPIO
  #define DEFAULT_OT_FAULT_STATE_GPIO GPIO_IS_NOT_CONFIGURED
#endif

#ifndef DEFAULT_SENSOR_OUTDOOR_GPIO
  #define DEFAULT_SENSOR_OUTDOOR_GPIO GPIO_IS_NOT_CONFIGURED
#endif

#ifndef DEFAULT_SENSOR_INDOOR_GPIO
  #define DEFAULT_SENSOR_INDOOR_GPIO GPIO_IS_NOT_CONFIGURED
#endif

#ifndef SENSORS_AMOUNT
  #define SENSORS_AMOUNT 20
#endif

#ifndef DEFAULT_EXT_PUMP_GPIO
  #define DEFAULT_EXT_PUMP_GPIO GPIO_IS_NOT_CONFIGURED
#endif

#ifndef PROGMEM
  #define PROGMEM 
#endif

#ifdef ARDUINO_ARCH_ESP32
  #include <driver/gpio.h>
#elif !defined(GPIO_IS_VALID_GPIO)
  #define GPIO_IS_VALID_GPIO(gpioNum) (gpioNum >= 0 && gpioNum <= 16)
#endif

#define GPIO_IS_VALID(gpioNum) (gpioNum != GPIO_IS_NOT_CONFIGURED && GPIO_IS_VALID_GPIO(gpioNum))

enum class UnitSystem : uint8_t {
  METRIC    = 0,
  IMPERIAL  = 1
};

char buffer[255];