wled.h

#ifndef WLED_H
#define WLED_H
/*
   Main sketch, global variable declarations
   @title WLED project sketch
   @author Christian Schwinne
 */

// version code in format yymmddb (b = daily build)
#define VERSION 2605011

//uncomment this if you have a "my_config.h" file you'd like to use
//#define WLED_USE_MY_CONFIG

// ESP8266-01 (blue) got too little storage space to work with WLED. 0.10.2 is the last release supporting this unit.

// ESP8266-01 (black) has 1MB flash and can thus fit the whole program, although OTA update is not possible. Use 1M(128K SPIFFS).
// 2-step OTA may still be possible: https://github.com/wled-dev/WLED/issues/2040#issuecomment-981111096
// Uncomment some of the following lines to disable features:
// Alternatively, with platformio pass your chosen flags to your custom build target in platformio_override.ini

// You are required to disable over-the-air updates:
//#define WLED_DISABLE_OTA         // saves 14kb
#ifdef WLED_ENABLE_AOTA
  #if defined(WLED_DISABLE_OTA)
    #warning WLED_DISABLE_OTA was defined but it will be ignored due to WLED_ENABLE_AOTA.
  #endif
  #undef WLED_DISABLE_OTA
#endif

// You can choose some of these features to disable:
//#define WLED_DISABLE_ALEXA       // saves 11kb
//#define WLED_DISABLE_HUESYNC     // saves 4kb
//#define WLED_DISABLE_INFRARED    // saves 12kb, there is no pin left for this on ESP8266-01
#ifndef WLED_DISABLE_MQTT
  #define WLED_ENABLE_MQTT         // saves 12kb
#endif
#ifndef WLED_DISABLE_ADALIGHT      // can be used to disable reading commands from serial RX pin (see issue #3128).
  #define WLED_ENABLE_ADALIGHT     // disable saves 5Kb (uses GPIO3 (RX) for serial). Related serial protocols: Adalight/TPM2, Improv, Serial JSON, Continuous Serial Streaming
#else
  #undef WLED_ENABLE_ADALIGHT      // disable has priority over enable
#endif
//#define WLED_ENABLE_DMX          // uses 3.5kb
#ifndef WLED_DISABLE_LOXONE
  #define WLED_ENABLE_LOXONE       // uses 1.2kb
#endif
#ifndef WLED_DISABLE_WEBSOCKETS
  #define WLED_ENABLE_WEBSOCKETS
#else
  #define WLED_ENABLE_JSONLIVE     // peek LED output via /json/live (WS binary peek is always enabled)
#endif

//#define WLED_DISABLE_ESPNOW      // Removes dependence on esp now

#define WLED_ENABLE_FS_EDITOR      // enable /edit page for editing FS content. Will also be disabled with OTA lock

// to toggle usb serial debug (un)comment the following line
//#define WLED_DEBUG

// filesystem specific debugging
//#define WLED_DEBUG_FS

#ifndef WLED_WATCHDOG_TIMEOUT
  // 3 seconds should be enough to detect a lockup
  // define WLED_WATCHDOG_TIMEOUT=0 to disable watchdog, default
  #define WLED_WATCHDOG_TIMEOUT 0
#endif

//optionally disable brownout detector on ESP32.
//This is generally a terrible idea, but improves boot success on boards with a 3.3v regulator + cap setup that can't provide 400mA peaks
//#define WLED_DISABLE_BROWNOUT_DET

#include <cstddef>
#include <vector>

// Library inclusions.
#include <Arduino.h>
#ifdef ESP8266
  #include <ESP8266WiFi.h>
  #ifdef WLED_ENABLE_WPA_ENTERPRISE
    #include "wpa2_enterprise.h"
  #endif
  #include <ESP8266mDNS.h>
  #include <ESPAsyncTCP.h>
  #include <LittleFS.h>
  extern "C"
  {
  #include <user_interface.h>
  }
  #ifndef WLED_DISABLE_ESPNOW
    #include <espnow.h>
    #define WIFI_MODE_STA WIFI_STA
    #define WIFI_MODE_AP WIFI_AP
    #include <QuickEspNow.h>
  #endif
#else // ESP32
  #include <HardwareSerial.h>  // ensure we have the correct "Serial" on new MCUs (depends on ARDUINO_USB_MODE and ARDUINO_USB_CDC_ON_BOOT)
  #include <WiFi.h>
  #include <ETH.h>
  #include "esp_wifi.h"
  #include <ESPmDNS.h>
  #include <AsyncTCP.h>
  #if LOROL_LITTLEFS
    #ifndef CONFIG_LITTLEFS_FOR_IDF_3_2
      #define CONFIG_LITTLEFS_FOR_IDF_3_2
    #endif
    #include <LITTLEFS.h>
  #else
    #include <LittleFS.h>
  #endif
  #include "esp_task_wdt.h"

  #ifndef WLED_DISABLE_ESPNOW
    #include <esp_now.h>
    #include <QuickEspNow.h>
  #endif
#endif
#include <Wire.h>
#include <SPI.h>

#include "src/dependencies/network/Network.h"

#ifdef WLED_USE_MY_CONFIG
  #include "my_config.h"
#endif

#include <ESPAsyncWebServer.h>
#include <WiFiUdp.h>
#include <DNSServer.h>
#include <SPIFFSEditor.h>
#include "src/dependencies/time/TimeLib.h"
#include "src/dependencies/timezone/Timezone.h"
#include "src/dependencies/toki/Toki.h"

#ifndef WLED_DISABLE_ALEXA
  #define ESPALEXA_ASYNC
  #define ESPALEXA_NO_SUBPAGE
  #define ESPALEXA_MAXDEVICES 10
  // #define ESPALEXA_DEBUG
  #include "src/dependencies/espalexa/Espalexa.h"
  #include "src/dependencies/espalexa/EspalexaDevice.h"
#endif

#ifdef WLED_ENABLE_DMX
 #if defined(ESP8266) || defined(CONFIG_IDF_TARGET_ESP32C3) || defined(CONFIG_IDF_TARGET_ESP32S2)
  #include "src/dependencies/dmx/ESPDMX.h"
 #else //ESP32
  #include "src/dependencies/dmx/SparkFunDMX.h"
 #endif
#endif

#ifdef WLED_ENABLE_DMX_INPUT
  #include "dmx_input.h"
#endif

#include "src/dependencies/e131/ESPAsyncE131.h"
#ifndef WLED_DISABLE_MQTT
#include <AsyncMqttClient.h>
#endif

#define ARDUINOJSON_DECODE_UNICODE 0
#include "src/dependencies/json/AsyncJson-v6.h"
#include "src/dependencies/json/ArduinoJson-v6.h"

// ESP32-WROVER features SPI RAM (aka PSRAM) which can be allocated using ps_malloc()
// we can create custom PSRAMDynamicJsonDocument to use such feature (replacing DynamicJsonDocument)
// The following is a construct to enable code to compile without it.
// There is a code that will still not use PSRAM though:
//    AsyncJsonResponse is a derived class that implements DynamicJsonDocument (AsyncJson-v6.h)
#if defined(BOARD_HAS_PSRAM)
struct PSRAM_Allocator {
  void* allocate(size_t size) {
    return ps_malloc(size); // use PSRAM
  }
  void* reallocate(void* ptr, size_t new_size) {
    return ps_realloc(ptr, new_size); // use PSRAM
  }
  void deallocate(void* pointer) {
    free(pointer);
  }
};
using PSRAMDynamicJsonDocument = BasicJsonDocument<PSRAM_Allocator>;
#else
#define PSRAMDynamicJsonDocument DynamicJsonDocument
#endif

#define FASTLED_INTERNAL //remove annoying pragma messages
#define USE_GET_MILLISECOND_TIMER

#include "const.h"
#include "colors.h"
#include "fcn_declare.h"
#ifndef WLED_DISABLE_OTA
  #include "ota_update.h"
#endif
#include "NodeStruct.h"
#include "pin_manager.h"
#include "bus_manager.h"
#include "FX.h"
#include "wled_metadata.h"

#ifndef CLIENT_SSID
  #define CLIENT_SSID DEFAULT_CLIENT_SSID
#endif

#ifndef CLIENT_PASS
  #define CLIENT_PASS ""
#endif

#ifndef MDNS_NAME
  #define MDNS_NAME DEFAULT_MDNS_NAME
#endif

#if defined(WLED_AP_PASS) && !defined(WLED_AP_SSID)
  #error WLED_AP_PASS is defined but WLED_AP_SSID is still the default. \
         Please change WLED_AP_SSID to something unique.
#endif

#ifndef WLED_AP_SSID
  #define WLED_AP_SSID DEFAULT_AP_SSID
#endif

#ifndef WLED_AP_PASS
  #define WLED_AP_PASS DEFAULT_AP_PASS
#endif

#ifndef WLED_PIN
  #define WLED_PIN ""
#endif

#ifndef SPIFFS_EDITOR_AIRCOOOKIE
  #error You are not using the Aircoookie fork of the ESPAsyncWebserver library.\
  Using upstream puts your WiFi password at risk of being served by the filesystem.\
  Comment out this error message to build regardless.
#endif

#ifndef WLED_DISABLE_INFRARED
  #include <IRremoteESP8266.h>
  #include <IRrecv.h>
  #include <IRutils.h>
#endif

//Filesystem to use for preset and config files. SPIFFS or LittleFS on ESP8266, SPIFFS only on ESP32 (now using LITTLEFS port by lorol)
#ifdef ESP8266
  #define WLED_FS LittleFS
#else
  #if LOROL_LITTLEFS
    #define WLED_FS LITTLEFS
  #else
    #define WLED_FS LittleFS
  #endif
#endif

// GLOBAL VARIABLES
// both declared and defined in header (solution from http://www.keil.com/support/docs/1868.htm)
//
//e.g. byte test = 2 becomes WLED_GLOBAL byte test _INIT(2);
//     int arr[]{0,1,2} becomes WLED_GLOBAL int arr[] _INIT_N(({0,1,2}));

#ifndef WLED_DEFINE_GLOBAL_VARS
  #define WLED_GLOBAL extern
  #define _INIT(x)
  #define _INIT_N(x)
  #define _INIT_PROGMEM(x)
#else
  #define WLED_GLOBAL
  #define _INIT(x) = x
  //needed to ignore commas in array definitions
  #define UNPACK( ... ) __VA_ARGS__
  #define _INIT_N(x) UNPACK x
  #define _INIT_PROGMEM(x) PROGMEM = x
#endif

#define STRINGIFY(X) #X
#define TOSTRING(X) STRINGIFY(X)

#define WLED_CODENAME "Niji"

// AP and OTA default passwords (for maximum security change them!)
WLED_GLOBAL char apPass[65]  _INIT(WLED_AP_PASS);
#ifdef WLED_OTA_PASS
WLED_GLOBAL char otaPass[33] _INIT(WLED_OTA_PASS);
#else
WLED_GLOBAL char otaPass[33] _INIT(DEFAULT_OTA_PASS);
#endif

// Hardware and pin config
#ifndef BTNPIN
  #define BTNPIN 0
#endif
#ifndef BTNTYPE
  #define BTNTYPE BTN_TYPE_PUSH
#endif
#ifndef RLYPIN
WLED_GLOBAL int8_t rlyPin _INIT(-1);
#else
WLED_GLOBAL int8_t rlyPin _INIT(RLYPIN);
#endif
//Relay mode (1 = active high, 0 = active low, flipped in cfg.json)
#ifndef RLYMDE
WLED_GLOBAL bool rlyMde _INIT(true);
#else
WLED_GLOBAL bool rlyMde _INIT(RLYMDE);
#endif
//Use open drain (floating pin) when relay should be off
#ifndef RLYODRAIN
WLED_GLOBAL bool rlyOpenDrain _INIT(false);
#else
WLED_GLOBAL bool rlyOpenDrain _INIT(RLYODRAIN);
#endif
#ifndef IRPIN
  #define IRPIN -1
#endif
#ifndef IRTYPE
  #define IRTYPE 0
#endif

#if defined(CONFIG_IDF_TARGET_ESP32S3) || defined(CONFIG_IDF_TARGET_ESP32C3) || defined(CONFIG_IDF_TARGET_ESP32S2) || (defined(RX) && defined(TX))
  // use RX/TX as set by the framework - these boards do _not_ have RX=3 and TX=1
  constexpr uint8_t hardwareRX = RX;
  constexpr uint8_t hardwareTX = TX;
#else
  // use defaults for RX/TX
  constexpr uint8_t hardwareRX = 3;
  constexpr uint8_t hardwareTX = 1;
#endif

WLED_GLOBAL char ntpServerName[33] _INIT("0.wled.pool.ntp.org");   // NTP server to use

// WiFi CONFIG (all these can be changed via web UI, no need to set them here)
WLED_GLOBAL std::vector<WiFiConfig> multiWiFi;
WLED_GLOBAL IPAddress dnsAddress _INIT_N(((  8,   8,  8,  8)));   // Google's DNS
WLED_GLOBAL char cmDNS[33]       _INIT(MDNS_NAME);                // mDNS address (*.local, replaced by wledXXXXXX if default is used)
WLED_GLOBAL char apSSID[33]      _INIT("");                       // AP off by default (unless setup)
#ifdef WLED_SAVE_RAM
typedef class WiFiOptions {
  public:
    struct {
      uint8_t selectedWiFi : 4; // max 16 SSIDs
      uint8_t apChannel    : 4;
      uint8_t apHide       : 3;
      uint8_t apBehavior   : 3;
      bool    noWifiSleep  : 1;
      bool    force802_3g  : 1;
    };
    WiFiOptions(uint8_t s, uint8_t c, bool h, uint8_t b, bool sl, bool g) {
      selectedWiFi = s;
      apChannel = c;
      apHide = h;
      apBehavior = b;
      noWifiSleep = sl;
      force802_3g = g;
    }
} __attribute__ ((aligned(1), packed)) wifi_options_t;
  #ifdef ARDUINO_ARCH_ESP32
WLED_GLOBAL wifi_options_t wifiOpt _INIT_N(({0, 1, false, AP_BEHAVIOR_BOOT_NO_CONN, true, false}));
  #else
WLED_GLOBAL wifi_options_t wifiOpt _INIT_N(({0, 1, false, AP_BEHAVIOR_BOOT_NO_CONN, false, false}));
  #endif
#define selectedWiFi wifiOpt.selectedWiFi
#define apChannel    wifiOpt.apChannel
#define apHide       wifiOpt.apHide
#define apBehavior   wifiOpt.apBehavior
#define noWifiSleep  wifiOpt.noWifiSleep
#define force802_3g  wifiOpt.force802_3g
#else
WLED_GLOBAL int8_t selectedWiFi  _INIT(0);
WLED_GLOBAL byte apChannel       _INIT(6);                        // 2.4GHz WiFi AP channel (1-13)
WLED_GLOBAL byte apHide          _INIT(0);                        // hidden AP SSID
WLED_GLOBAL byte apBehavior      _INIT(AP_BEHAVIOR_BOOT_NO_CONN); // access point opens when no connection after boot by default
  #ifdef ARDUINO_ARCH_ESP32
WLED_GLOBAL bool noWifiSleep _INIT(true);                         // disabling modem sleep modes will increase heat output and power usage, but may help with connection issues
  #else
WLED_GLOBAL bool noWifiSleep _INIT(false);
  #endif
WLED_GLOBAL bool force802_3g _INIT(false);
#endif // WLED_SAVE_RAM
#ifdef ARDUINO_ARCH_ESP32
  #if defined(LOLIN_WIFI_FIX) && (defined(CONFIG_IDF_TARGET_ESP32C3) || defined(CONFIG_IDF_TARGET_ESP32S2) || defined(CONFIG_IDF_TARGET_ESP32S3))
WLED_GLOBAL uint8_t txPower _INIT(WIFI_POWER_8_5dBm);
  #else
WLED_GLOBAL uint8_t txPower _INIT(WIFI_POWER_19_5dBm);
  #endif
#endif
#define WLED_WIFI_CONFIGURED isWiFiConfigured()

#if defined(ARDUINO_ARCH_ESP32) && defined(WLED_USE_ETHERNET)
  #ifdef WLED_ETH_DEFAULT                                          // default ethernet board type if specified
    WLED_GLOBAL int ethernetType _INIT(WLED_ETH_DEFAULT);          // ethernet board type
  #else
    WLED_GLOBAL int ethernetType _INIT(WLED_ETH_NONE);             // use none for ethernet board type if default not defined
  #endif
#endif

// LED CONFIG
WLED_GLOBAL bool turnOnAtBoot _INIT(true);                // turn on LEDs at power-up
WLED_GLOBAL byte bootPreset   _INIT(0);                   // save preset to load after power-up

//if true, a segment per bus will be created on boot and LED settings save
//if false, only one segment spanning the total LEDs is created,
//but not on LED settings save if there is more than one segment currently
#ifdef ESP8266
WLED_GLOBAL bool useGlobalLedBuffer _INIT(false); // double buffering disabled on ESP8266
#else
WLED_GLOBAL bool useGlobalLedBuffer _INIT(true);  // double buffering enabled on ESP32
#endif
#ifdef WLED_USE_IC_CCT
WLED_GLOBAL bool cctICused          _INIT(true);  // CCT IC used (Athom 15W bulbs)
#else
WLED_GLOBAL bool cctICused          _INIT(false); // CCT IC used (Athom 15W bulbs)
#endif
WLED_GLOBAL bool gammaCorrectCol    _INIT(true);  // use gamma correction on colors
WLED_GLOBAL bool gammaCorrectBri    _INIT(false); // use gamma correction on brightness
WLED_GLOBAL float gammaCorrectVal   _INIT(2.2f);  // gamma correction value

WLED_GLOBAL byte colPri[] _INIT_N(({ 255, 160, 0, 0 }));  // current RGB(W) primary color. colPri[] should be updated if you want to change the color.
WLED_GLOBAL byte colSec[] _INIT_N(({ 0, 0, 0, 0 }));      // current RGB(W) secondary color

WLED_GLOBAL byte nightlightTargetBri _INIT(0);      // brightness after nightlight is over
WLED_GLOBAL byte nightlightDelayMins _INIT(60);
WLED_GLOBAL byte nightlightMode      _INIT(NL_MODE_FADE); // See const.h for available modes. Was nightlightFade

WLED_GLOBAL byte briMultiplier _INIT(100);          // % of brightness to set (to limit power, if you set it to 50 and set bri to 255, actual brightness will be 127)

// User Interface CONFIG
#ifndef SERVERNAME
WLED_GLOBAL char serverDescription[33] _INIT("WLED");  // Name of module - use default
#else
WLED_GLOBAL char serverDescription[33] _INIT(SERVERNAME);  // use predefined name
#endif
WLED_GLOBAL bool simplifiedUI          _INIT(false);   // enable simplified UI
WLED_GLOBAL byte cacheInvalidate       _INIT(0);       // used to invalidate browser cache

// Sync CONFIG
WLED_GLOBAL NodesMap Nodes;
WLED_GLOBAL bool nodeListEnabled _INIT(true);
WLED_GLOBAL bool nodeBroadcastEnabled _INIT(true);

#ifndef WLED_DISABLE_INFRARED
WLED_GLOBAL int8_t irPin        _INIT(IRPIN);
WLED_GLOBAL byte irEnabled      _INIT(IRTYPE); // Infrared receiver
#endif
WLED_GLOBAL bool irApplyToAllSelected _INIT(true); //apply IR or ESP-NOW to all selected segments

#ifndef WLED_DISABLE_ALEXA
WLED_GLOBAL bool alexaEnabled _INIT(false);                       // enable device discovery by Amazon Echo
WLED_GLOBAL char alexaInvocationName[33] _INIT("Light");          // speech control name of device. Choose something voice-to-text can understand
WLED_GLOBAL byte alexaNumPresets _INIT(0);                        // number of presets to expose to Alexa, starting from preset 1, up to 9
#endif

WLED_GLOBAL uint16_t realtimeTimeoutMs _INIT(2500);               // ms timeout of realtime mode before returning to normal mode
WLED_GLOBAL int arlsOffset _INIT(0);                              // realtime LED offset
WLED_GLOBAL bool arlsDisableGammaCorrection _INIT(true);          // activate if gamma correction is handled by the source
WLED_GLOBAL bool arlsForceMaxBri _INIT(false);                    // enable to force max brightness if source has very dark colors that would be black

#ifdef WLED_ENABLE_DMX
 #if defined(ESP8266) || defined(CONFIG_IDF_TARGET_ESP32C3) || defined(CONFIG_IDF_TARGET_ESP32S2)
  WLED_GLOBAL DMXESPSerial dmx;
 #else //ESP32
  WLED_GLOBAL SparkFunDMX dmx;
 #endif
  WLED_GLOBAL uint16_t e131ProxyUniverse _INIT(0);                  // output this E1.31 (sACN) / ArtNet universe via MAX485 (0 = disabled)
  // dmx CONFIG
  WLED_GLOBAL byte DMXChannels _INIT(7);        // number of channels per fixture
  WLED_GLOBAL byte DMXFixtureMap[15] _INIT_N(({ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }));
  // assigns the different channels to different functions. See wled21_dmx.ino for more information.
  WLED_GLOBAL uint16_t DMXGap _INIT(10);          // gap between the fixtures. makes addressing easier because you don't have to memorize odd numbers when climbing up onto a rig.
  WLED_GLOBAL uint16_t DMXStart _INIT(10);        // start address of the first fixture
  WLED_GLOBAL uint16_t DMXStartLED _INIT(0);      // LED from which DMX fixtures start
#endif
#ifdef WLED_ENABLE_DMX_INPUT
  WLED_GLOBAL int dmxInputTransmitPin _INIT(-1);
  WLED_GLOBAL int dmxInputReceivePin _INIT(-1);
  WLED_GLOBAL int dmxInputEnablePin _INIT(-1);
  WLED_GLOBAL int dmxInputPort _INIT(2);
  WLED_GLOBAL DMXInput dmxInput;
#endif

WLED_GLOBAL uint16_t e131Universe _INIT(1);                       // settings for E1.31 (sACN) protocol (only DMX_MODE_MULTIPLE_* can span over consequtive universes)
WLED_GLOBAL uint16_t e131Port _INIT(5568);                        // DMX in port. E1.31 default is 5568, Art-Net is 6454
WLED_GLOBAL byte e131Priority _INIT(0);                           // E1.31 port priority (if != 0 priority handling is active)
WLED_GLOBAL E131Priority highPriority _INIT(3);                   // E1.31 highest priority tracking, init = timeout in seconds
WLED_GLOBAL byte DMXMode _INIT(DMX_MODE_MULTIPLE_RGB);            // DMX mode (s.a.)
WLED_GLOBAL uint16_t DMXAddress _INIT(1);                         // DMX start address of fixture, a.k.a. first Channel [for E1.31 (sACN) protocol]
WLED_GLOBAL uint16_t DMXSegmentSpacing _INIT(0);                  // Number of void/unused channels between each segments DMX channels
WLED_GLOBAL byte e131LastSequenceNumber[E131_MAX_UNIVERSE_COUNT]; // to detect packet loss
WLED_GLOBAL bool e131Multicast _INIT(false);                      // multicast or unicast
WLED_GLOBAL bool e131SkipOutOfSequence _INIT(false);              // freeze instead of flickering
WLED_GLOBAL uint16_t pollReplyCount _INIT(0);                     // count number of replies for ArtPoll node report

// mqtt
WLED_GLOBAL unsigned long lastMqttReconnectAttempt _INIT(0);  // used for other periodic tasks too
#ifndef WLED_DISABLE_MQTT
  #ifndef MQTT_MAX_TOPIC_LEN
    #define MQTT_MAX_TOPIC_LEN 32
  #endif
  #ifndef MQTT_MAX_SERVER_LEN
    #define MQTT_MAX_SERVER_LEN 32
  #endif
WLED_GLOBAL AsyncMqttClient *mqtt _INIT(NULL);
WLED_GLOBAL bool mqttEnabled _INIT(false);
WLED_GLOBAL char mqttStatusTopic[MQTT_MAX_TOPIC_LEN + 8] _INIT("");         // this must be global because of async handlers
WLED_GLOBAL char mqttDeviceTopic[MQTT_MAX_TOPIC_LEN + 1] _INIT("");         // main MQTT topic (individual per device, default is wled/mac)
WLED_GLOBAL char mqttGroupTopic[MQTT_MAX_TOPIC_LEN + 1]  _INIT("wled/all"); // second MQTT topic (for example to group devices)
WLED_GLOBAL char mqttServer[MQTT_MAX_SERVER_LEN + 1]     _INIT("");         // both domains and IPs should work (no SSL)
WLED_GLOBAL char mqttUser[41] _INIT("");                   // optional: username for MQTT auth
WLED_GLOBAL char mqttPass[65] _INIT("");                   // optional: password for MQTT auth
WLED_GLOBAL char mqttClientID[41] _INIT("");               // override the client ID
WLED_GLOBAL uint16_t mqttPort _INIT(1883);
WLED_GLOBAL bool retainMqttMsg _INIT(false);               // retain brightness and color
#define WLED_MQTT_CONNECTED (mqtt != nullptr && mqtt->connected())
#else
#define WLED_MQTT_CONNECTED false
#endif

#ifndef WLED_DISABLE_HUESYNC
WLED_GLOBAL bool huePollingEnabled _INIT(false);           // poll hue bridge for light state
WLED_GLOBAL uint16_t huePollIntervalMs _INIT(2500);        // low values (< 1sec) may cause lag but offer quicker response
WLED_GLOBAL char hueApiKey[47] _INIT("api");               // key token will be obtained from bridge
WLED_GLOBAL byte huePollLightId _INIT(1);                  // ID of hue lamp to sync to. Find the ID in the hue app ("about" section)
WLED_GLOBAL IPAddress hueIP _INIT_N(((0, 0, 0, 0))); // IP address of the bridge
WLED_GLOBAL bool hueApplyOnOff _INIT(true);
WLED_GLOBAL bool hueApplyBri _INIT(true);
WLED_GLOBAL bool hueApplyColor _INIT(true);
#endif

WLED_GLOBAL uint16_t serialBaud _INIT(1152); // serial baud rate, multiply by 100
WLED_GLOBAL bool     serialCanRX _INIT(false);
WLED_GLOBAL bool     serialCanTX _INIT(false);

#ifndef WLED_DISABLE_ESPNOW
WLED_GLOBAL bool enableESPNow        _INIT(false);  // global on/off for ESP-NOW
WLED_GLOBAL byte statusESPNow        _INIT(ESP_NOW_STATE_UNINIT); // state of ESP-NOW stack (0 uninitialised, 1 initialised, 2 error)
WLED_GLOBAL bool useESPNowSync       _INIT(false);  // use ESP-NOW wireless technology for sync
//WLED_GLOBAL char linked_remote[13]   _INIT("");     // MAC of ESP-NOW remote (Wiz Mote)
WLED_GLOBAL std::vector<std::array<char, 13>> linked_remotes; // MAC of ESP-NOW remotes (Wiz Mote)
WLED_GLOBAL char last_signal_src[13] _INIT("");     // last seen ESP-NOW sender
#endif

// Time CONFIG
#ifndef WLED_NTP_ENABLED
  #define WLED_NTP_ENABLED false
#endif
#ifndef WLED_TIMEZONE
  #define WLED_TIMEZONE 0
#endif
#ifndef WLED_UTC_OFFSET
  #define WLED_UTC_OFFSET 0
#endif
WLED_GLOBAL bool ntpEnabled      _INIT(WLED_NTP_ENABLED); // get internet time. Only required if you use clock overlays or time-activated macros
WLED_GLOBAL bool useAMPM         _INIT(false);            // 12h/24h clock format
WLED_GLOBAL byte currentTimezone _INIT(WLED_TIMEZONE);    // Timezone ID. Refer to timezones array in wled10_ntp.ino
WLED_GLOBAL int utcOffsetSecs    _INIT(WLED_UTC_OFFSET);  // Seconds to offset from UTC before timzone calculation

WLED_GLOBAL byte overlayCurrent _INIT(0);    // 0: no overlay 1: analog clock 2: was single-digit clock 3: was cronixie
WLED_GLOBAL uint16_t overlayMin _INIT(0), overlayMax _INIT(DEFAULT_LED_COUNT - 1);   // boundaries of overlay mode

WLED_GLOBAL byte analogClock12pixel _INIT(0);               // The pixel in your strip where "midnight" would be
WLED_GLOBAL bool analogClockSecondsTrail _INIT(false);      // Display seconds as trail of LEDs instead of a single pixel
WLED_GLOBAL bool analogClock5MinuteMarks _INIT(false);      // Light pixels at every 5-minute position
WLED_GLOBAL bool analogClockSolidBlack _INIT(false);        // Show clock overlay only if all LEDs are solid black (effect is 0 and color is black)

WLED_GLOBAL bool countdownMode _INIT(false);                         // Clock will count down towards date
WLED_GLOBAL byte countdownYear _INIT(20), countdownMonth _INIT(1);   // Countdown target date, year is last two digits
WLED_GLOBAL byte countdownDay  _INIT(1) , countdownHour  _INIT(0);
WLED_GLOBAL byte countdownMin  _INIT(0) , countdownSec   _INIT(0);

WLED_GLOBAL byte macroNl   _INIT(0);        // after nightlight delay over
WLED_GLOBAL byte macroCountdown _INIT(0);
WLED_GLOBAL byte macroAlexaOn _INIT(0), macroAlexaOff _INIT(0);

// Security CONFIG
#ifdef WLED_OTA_PASS
WLED_GLOBAL bool otaLock        _INIT(true);     // prevents OTA firmware updates without password. ALWAYS enable if system exposed to any public networks
#else
WLED_GLOBAL bool otaLock        _INIT(false);     // prevents OTA firmware updates without password. ALWAYS enable if system exposed to any public networks
#endif
WLED_GLOBAL bool wifiLock       _INIT(false);     // prevents access to WiFi settings when OTA lock is enabled
#ifdef WLED_ENABLE_AOTA
WLED_GLOBAL bool aOtaEnabled    _INIT(true);      // ArduinoOTA allows easy updates directly from the IDE. Careful, it does not auto-disable when OTA lock is on
#else
WLED_GLOBAL bool aOtaEnabled    _INIT(false);     // ArduinoOTA allows easy updates directly from the IDE. Careful, it does not auto-disable when OTA lock is on
#endif
WLED_GLOBAL bool otaSameSubnet  _INIT(true);      // prevent OTA updates from other subnets (e.g. internet) if no PIN is set
WLED_GLOBAL char settingsPIN[5] _INIT(WLED_PIN);  // PIN for settings pages
WLED_GLOBAL bool correctPIN     _INIT(!strlen(settingsPIN));
WLED_GLOBAL unsigned long lastEditTime _INIT(0);

WLED_GLOBAL uint16_t userVar0 _INIT(0), userVar1 _INIT(0); //available for use in usermod

// internal global variable declarations
// wifi
WLED_GLOBAL bool apActive _INIT(false);
WLED_GLOBAL byte apClients _INIT(0);
WLED_GLOBAL bool forceReconnect _INIT(false);
WLED_GLOBAL unsigned long lastReconnectAttempt _INIT(0);
WLED_GLOBAL bool interfacesInited _INIT(false);
WLED_GLOBAL bool wasConnected _INIT(false);

// color
WLED_GLOBAL byte lastRandomIndex _INIT(0);        // used to save last random color so the new one is not the same
WLED_GLOBAL std::vector<CRGBPalette16> customPalettes;  // custom palettes (file-based, IDs grow downwards starting at 200)
WLED_GLOBAL std::vector<UsermodPalette> usermodPalettes; // usermod-registered palettes (IDs 255, 254, 253...)
WLED_GLOBAL uint8_t paletteBlend _INIT(0);        // determines blending and wrapping of palette: 0: blend, wrap if moving (SEGMENT.speed>0); 1: blend, always wrap; 2: blend, never wrap; 3: don't blend or wrap

// transitions
WLED_GLOBAL uint8_t       blendingStyle            _INIT(0);      // effect blending/transitionig style
WLED_GLOBAL bool          transitionActive         _INIT(false);
WLED_GLOBAL uint16_t      transitionDelay          _INIT(750);    // global transition duration
WLED_GLOBAL uint16_t      transitionDelayDefault   _INIT(750);    // default transition time (stored in cfg.json)
WLED_GLOBAL unsigned long transitionStartTime;
WLED_GLOBAL bool          jsonTransitionOnce       _INIT(false);  // flag to override transitionDelay (playlist, JSON API: "live" & "seg":{"i"} & "tt")
WLED_GLOBAL uint8_t       randomPaletteChangeTime  _INIT(5);      // amount of time [s] between random palette changes (min: 1s, max: 255s)
WLED_GLOBAL bool          useHarmonicRandomPalette _INIT(true);   // use *harmonic* random palette generation (nicer looking) or truly random

// nightlight
WLED_GLOBAL bool nightlightActive _INIT(false);
WLED_GLOBAL bool nightlightActiveOld _INIT(false);
WLED_GLOBAL uint32_t nightlightDelayMs _INIT(10);
WLED_GLOBAL byte nightlightDelayMinsDefault _INIT(nightlightDelayMins);
WLED_GLOBAL unsigned long nightlightStartTime;
WLED_GLOBAL unsigned long lastNlUpdate;
WLED_GLOBAL byte briNlT _INIT(0);                     // current nightlight brightness
WLED_GLOBAL byte colNlT[] _INIT_N(({ 0, 0, 0, 0 }));        // current nightlight color

// brightness
WLED_GLOBAL unsigned long lastOnTime _INIT(0);
WLED_GLOBAL bool offMode             _INIT(!turnOnAtBoot);
WLED_GLOBAL byte briS                _INIT(128);           // default brightness
WLED_GLOBAL byte bri                 _INIT(briS);          // global brightness (set)
WLED_GLOBAL byte briOld              _INIT(0);             // global brightness while in transition loop (previous iteration)
WLED_GLOBAL byte briT                _INIT(0);             // global brightness during transition
WLED_GLOBAL byte briLast             _INIT(128);           // brightness before turned off. Used for toggle function
WLED_GLOBAL byte whiteLast           _INIT(128);           // white channel before turned off. Used for toggle function in ir.cpp

// button
struct Button {
  unsigned long pressedTime;        // time button was pressed
  unsigned long waitTime;           // time to wait for next button press
  int8_t        pin;                // pin number
  struct {
    uint8_t     type          : 6;  // button type (push, long, double, etc.)
    bool        pressedBefore : 1;  // button was pressed before
    bool        longPressed   : 1;  // button was long pressed
  };
  uint8_t       macroButton;        // macro/preset to call on button press
  uint8_t       macroLongPress;     // macro/preset to call on long press
  uint8_t       macroDoublePress;   // macro/preset to call on double press

  Button(int8_t p, uint8_t t, uint8_t mB = 0, uint8_t mLP = 0, uint8_t mDP = 0)
  : pressedTime(0)
  , waitTime(0)
  , pin(p)
  , type(t)
  , pressedBefore(false)
  , longPressed(false)
  , macroButton(mB)
  , macroLongPress(mLP)
  , macroDoublePress(mDP) {}
};
WLED_GLOBAL std::vector<Button> buttons; // vector of button structs
WLED_GLOBAL bool buttonPublishMqtt                            _INIT(false);
WLED_GLOBAL bool disablePullUp                                _INIT(false);
WLED_GLOBAL byte touchThreshold                               _INIT(TOUCH_THRESHOLD);

// notifications
WLED_GLOBAL bool sendNotifications    _INIT(false);           // master notification switch
WLED_GLOBAL bool sendNotificationsRT  _INIT(false);           // master notification switch (runtime)
WLED_GLOBAL unsigned long notificationSentTime _INIT(0);
WLED_GLOBAL byte notificationSentCallMode _INIT(CALL_MODE_INIT);
WLED_GLOBAL uint8_t notificationCount _INIT(0);
WLED_GLOBAL uint8_t syncGroups    _INIT(0x01);                // sync send groups this instance syncs to (bit mapped)
WLED_GLOBAL uint8_t receiveGroups _INIT(0x01);                // sync receive groups this instance belongs to (bit mapped)
#ifdef WLED_SAVE_RAM
// this will save us 8 bytes of RAM while increasing code by ~400 bytes
typedef class Receive {
  public:
    union {
      uint8_t   Options;
      struct {
        bool    Brightness     : 1;
        bool    Color          : 1;
        bool    Effects        : 1;
        bool    SegmentOptions : 1;
        bool    SegmentBounds  : 1;
        bool    Direct         : 1;
        bool    Palette        : 1;
        uint8_t reserved       : 1;
      };
    };
    Receive(int i) { Options = i; }
    Receive(bool b, bool c, bool e, bool sO, bool sB, bool p)
    : Brightness(b)
    , Color(c)
    , Effects(e)
    , SegmentOptions(sO)
    , SegmentBounds(sB)
    , Palette(p)
    {};
} __attribute__ ((aligned(1), packed)) receive_notification_t;
typedef class Send {
  public:
    union {
      uint8_t Options;
      struct {
        bool Direct : 1;
        bool Button : 1;
        bool Alexa  : 1;
        bool Hue    : 1;
        uint8_t reserved : 4;
      };
    };
  Send(int o) { Options = o; }
  Send(bool d, bool b, bool a, bool h) {
    Direct = d;
    Button = b;
    Alexa = a;
    Hue = h;
  }
} __attribute__ ((aligned(1), packed)) send_notification_t;
WLED_GLOBAL receive_notification_t receiveN _INIT(0b01100111);
WLED_GLOBAL send_notification_t    notifyG  _INIT(0b00001111);
#define receiveNotificationBrightness receiveN.Brightness
#define receiveNotificationColor      receiveN.Color
#define receiveNotificationEffects    receiveN.Effects
#define receiveNotificationPalette    receiveN.Palette
#define receiveSegmentOptions         receiveN.SegmentOptions
#define receiveSegmentBounds          receiveN.SegmentBounds
#define receiveDirect                 receiveN.Direct
#define notifyDirect notifyG.Direct
#define notifyButton notifyG.Button
#define notifyAlexa  notifyG.Alexa
#define notifyHue    notifyG.Hue
#else
WLED_GLOBAL bool receiveNotificationBrightness _INIT(true);       // apply brightness from incoming notifications
WLED_GLOBAL bool receiveNotificationColor      _INIT(true);       // apply color
WLED_GLOBAL bool receiveNotificationEffects    _INIT(true);       // apply effects setup
WLED_GLOBAL bool receiveNotificationPalette    _INIT(true);       // apply palette
WLED_GLOBAL bool receiveSegmentOptions         _INIT(false);      // apply segment options
WLED_GLOBAL bool receiveSegmentBounds          _INIT(false);      // apply segment bounds (start, stop, offset)
WLED_GLOBAL bool receiveDirect _INIT(true);                       // receive UDP/Hyperion realtime
WLED_GLOBAL bool notifyDirect _INIT(true);                        // send notification if change via UI or HTTP API
WLED_GLOBAL bool notifyButton _INIT(true);                        // send if updated by button or infrared remote
WLED_GLOBAL bool notifyAlexa  _INIT(false);                       // send notification if updated via Alexa
WLED_GLOBAL bool notifyHue    _INIT(false);                       // send notification if Hue light changes
#endif

// effects
WLED_GLOBAL byte effectCurrent _INIT(0);
WLED_GLOBAL byte effectSpeed _INIT(128);
WLED_GLOBAL byte effectIntensity _INIT(128);
WLED_GLOBAL byte effectPalette _INIT(0);
WLED_GLOBAL bool stateChanged _INIT(false);

// network
#ifdef WLED_SAVE_RAM
// this will save us 2 bytes of RAM while increasing code by ~400 bytes
typedef class Udp {
  public:
    uint16_t  Port;
    uint16_t  Port2;
    uint16_t  RgbPort;
    struct {
      uint8_t NumRetries : 5;
      bool    Connected : 1;
      bool    Connected2 : 1;
      bool    RgbConnected : 1;
    };
    Udp(int p1, int p2, int p3, int r, bool c1, bool c2, bool c3) {
      Port = p1;
      Port2 = p2;
      RgbPort = p3;
      NumRetries = r;
      Connected = c1;
      Connected2 = c2;
      RgbConnected = c3;
    }
} __attribute__ ((aligned(1), packed)) udp_port_t;
WLED_GLOBAL udp_port_t udp _INIT_N(({21234, 65506, 19446, 0, false, false, false}));
#define udpPort         udp.Port
#define udpPort2        udp.Port2
#define udpRgbPort      udp.RgbPort
#define udpNumRetries   udp.NumRetries
#define udpConnected    udp.Connected
#define udp2Connected   udp.Connected2
#define udpRgbConnected udp.RgbConnected
#else
WLED_GLOBAL uint16_t udpPort    _INIT(21324); // WLED notifier default port
WLED_GLOBAL uint16_t udpPort2   _INIT(65506); // WLED notifier supplemental port
WLED_GLOBAL uint16_t udpRgbPort _INIT(19446); // Hyperion port
WLED_GLOBAL uint8_t  udpNumRetries _INIT(0);  // Number of times a UDP sync message is retransmitted. Increase to increase reliability
WLED_GLOBAL bool     udpConnected _INIT(false);
WLED_GLOBAL bool     udp2Connected _INIT(false);
WLED_GLOBAL bool     udpRgbConnected _INIT(false);
#endif

// ui style
WLED_GLOBAL bool showWelcomePage _INIT(false);

// hue
#ifndef WLED_DISABLE_HUESYNC
WLED_GLOBAL byte hueError _INIT(HUE_ERROR_INACTIVE);
// WLED_GLOBAL uint16_t hueFailCount _INIT(0);
WLED_GLOBAL float hueXLast _INIT(0), hueYLast _INIT(0);
WLED_GLOBAL uint16_t hueHueLast _INIT(0), hueCtLast _INIT(0);
WLED_GLOBAL byte hueSatLast _INIT(0), hueBriLast _INIT(0);
WLED_GLOBAL unsigned long hueLastRequestSent _INIT(0);
WLED_GLOBAL bool hueAuthRequired _INIT(false);
WLED_GLOBAL bool hueReceived _INIT(false);
WLED_GLOBAL bool hueStoreAllowed _INIT(false), hueNewKey _INIT(false);
#endif

// countdown
WLED_GLOBAL unsigned long countdownTime _INIT(1514764800L);
WLED_GLOBAL bool countdownOverTriggered _INIT(true);

WLED_GLOBAL byte lastTimerMinute  _INIT(0);
WLED_GLOBAL std::vector<Timer> timers;
WLED_GLOBAL bool doAdvancePlaylist _INIT(false);

//improv
WLED_GLOBAL byte improvActive _INIT(0); //0: no improv packet received, 1: improv active, 2: provisioning
WLED_GLOBAL byte improvError _INIT(0);

//playlists
WLED_GLOBAL int16_t currentPlaylist _INIT(-1);
//still used for "PL=~" HTTP API command
WLED_GLOBAL byte presetCycCurr _INIT(0);
WLED_GLOBAL byte presetCycMin _INIT(1);
WLED_GLOBAL byte presetCycMax _INIT(5);

// realtime
WLED_GLOBAL byte realtimeMode _INIT(REALTIME_MODE_INACTIVE);
WLED_GLOBAL byte realtimeOverride _INIT(REALTIME_OVERRIDE_NONE);
WLED_GLOBAL IPAddress realtimeIP _INIT_N(((0, 0, 0, 0)));
WLED_GLOBAL unsigned long realtimeTimeout _INIT(0);
WLED_GLOBAL uint8_t tpmPacketCount _INIT(0);
WLED_GLOBAL uint16_t tpmPayloadFrameSize _INIT(0);
WLED_GLOBAL bool useMainSegmentOnly _INIT(false);
WLED_GLOBAL bool realtimeRespectLedMaps _INIT(true);                     // Respect LED maps when receiving realtime data

WLED_GLOBAL unsigned long lastInterfaceUpdate _INIT(0);
WLED_GLOBAL byte interfaceUpdateCallMode _INIT(CALL_MODE_INIT);

// alexa udp
WLED_GLOBAL String escapedMac;
#ifndef WLED_DISABLE_ALEXA
  WLED_GLOBAL Espalexa espalexa;
  WLED_GLOBAL EspalexaDevice* espalexaDevice;
#endif

// dns server
WLED_GLOBAL DNSServer dnsServer;

// network time
#ifndef WLED_LAT
  #define WLED_LAT 0.0f
#endif
#ifndef WLED_LON
  #define WLED_LON 0.0f
#endif
#define NTP_NEVER 999000000L
WLED_GLOBAL bool ntpConnected _INIT(false);
WLED_GLOBAL time_t localTime _INIT(0);
WLED_GLOBAL unsigned long ntpLastSyncTime _INIT(NTP_NEVER);
WLED_GLOBAL unsigned long ntpPacketSentTime _INIT(NTP_NEVER);
WLED_GLOBAL IPAddress ntpServerIP;
WLED_GLOBAL uint16_t ntpLocalPort _INIT(2390);
WLED_GLOBAL uint16_t rolloverMillis _INIT(0);
WLED_GLOBAL float longitude _INIT(WLED_LON);
WLED_GLOBAL float latitude _INIT(WLED_LAT);
WLED_GLOBAL time_t sunrise _INIT(0);
WLED_GLOBAL time_t sunset _INIT(0);
WLED_GLOBAL Toki toki _INIT(Toki());

// General filesystem
WLED_GLOBAL size_t fsBytesUsed _INIT(0);
WLED_GLOBAL size_t fsBytesTotal _INIT(0);
WLED_GLOBAL unsigned long presetsModifiedTime _INIT(0L);
WLED_GLOBAL bool doCloseFile _INIT(false);

// presets
WLED_GLOBAL byte currentPreset _INIT(0);

WLED_GLOBAL byte errorFlag _INIT(0);

WLED_GLOBAL String messageHead, messageSub;
WLED_GLOBAL byte optionType;

WLED_GLOBAL bool configNeedsWrite  _INIT(false);        // flag to initiate saving of config
WLED_GLOBAL bool doReboot          _INIT(false);        // flag to initiate reboot from async handlers

// status led
#if defined(STATUSLED)
WLED_GLOBAL unsigned long ledStatusLastMillis _INIT(0);
WLED_GLOBAL uint8_t ledStatusType _INIT(0); // current status type - corresponds to number of blinks per second
WLED_GLOBAL bool ledStatusState _INIT(false); // the current LED state
#endif

// server library objects
WLED_GLOBAL AsyncWebServer server _INIT_N(((80, {0, WLED_REQUEST_MAX_QUEUE, WLED_REQUEST_MIN_HEAP, WLED_REQUEST_HEAP_USAGE})));
#ifdef WLED_ENABLE_WEBSOCKETS
WLED_GLOBAL AsyncWebSocket ws _INIT_N((("/ws")));
#endif
#ifndef WLED_DISABLE_HUESYNC
WLED_GLOBAL AsyncClient     *hueClient _INIT(NULL);
#endif
WLED_GLOBAL AsyncWebHandler *editHandler _INIT(nullptr);

// udp interface objects
WLED_GLOBAL WiFiUDP notifierUdp, rgbUdp, notifier2Udp;
WLED_GLOBAL WiFiUDP ntpUdp;
WLED_GLOBAL ESPAsyncE131 e131 _INIT_N(((handleE131Packet)));
WLED_GLOBAL ESPAsyncE131 ddp  _INIT_N(((handleE131Packet)));
WLED_GLOBAL bool e131NewData _INIT(false);

// led fx library object
WLED_GLOBAL WS2812FX   strip         _INIT(WS2812FX());
WLED_GLOBAL std::vector<BusConfig> busConfigs;    //temporary, to remember values from network callback until after
WLED_GLOBAL bool       doInitBusses  _INIT(false);
WLED_GLOBAL int8_t     loadLedmap    _INIT(-1);
WLED_GLOBAL uint8_t    currentLedmap _INIT(0);
#ifndef ESP8266
WLED_GLOBAL char  *ledmapNames[WLED_MAX_LEDMAPS-1] _INIT_N(({nullptr}));
#endif
#if WLED_MAX_LEDMAPS>16
WLED_GLOBAL uint32_t ledMaps _INIT(0); // bitfield representation of available ledmaps
#else
WLED_GLOBAL uint16_t ledMaps _INIT(0); // bitfield representation of available ledmaps
#endif

// global I2C SDA pin (used for usermods)
#ifndef I2CSDAPIN
WLED_GLOBAL int8_t i2c_sda  _INIT(-1);
#else
WLED_GLOBAL int8_t i2c_sda  _INIT(I2CSDAPIN);
#endif
// global I2C SCL pin (used for usermods)
#ifndef I2CSCLPIN
WLED_GLOBAL int8_t i2c_scl  _INIT(-1);
#else
WLED_GLOBAL int8_t i2c_scl  _INIT(I2CSCLPIN);
#endif

// global SPI DATA/MOSI pin (used for usermods)
#ifndef SPIMOSIPIN
WLED_GLOBAL int8_t spi_mosi  _INIT(-1);
#else
WLED_GLOBAL int8_t spi_mosi  _INIT(SPIMOSIPIN);
#endif
// global SPI DATA/MISO pin (used for usermods)
#ifndef SPIMISOPIN
WLED_GLOBAL int8_t spi_miso  _INIT(-1);
#else
WLED_GLOBAL int8_t spi_miso  _INIT(SPIMISOPIN);
#endif
// global SPI CLOCK/SCLK pin (used for usermods)
#ifndef SPISCLKPIN
WLED_GLOBAL int8_t spi_sclk  _INIT(-1);
#else
WLED_GLOBAL int8_t spi_sclk  _INIT(SPISCLKPIN);
#endif

// global ArduinoJson buffer
#if defined(ARDUINO_ARCH_ESP32)
WLED_GLOBAL SemaphoreHandle_t jsonBufferLockMutex _INIT(xSemaphoreCreateRecursiveMutex());
#endif
#ifdef BOARD_HAS_PSRAM
// if board has PSRAM, use it for JSON document (allocated in setup())
WLED_GLOBAL JsonDocument *pDoc _INIT(nullptr);
#else
WLED_GLOBAL StaticJsonDocument<JSON_BUFFER_SIZE> gDoc;
WLED_GLOBAL JsonDocument *pDoc _INIT(&gDoc);
#endif
WLED_GLOBAL volatile uint8_t jsonBufferLock _INIT(0);

// enable net debug output over UDP; use -D WLED_ENABLE_NET_DEBUG to activate.
// Legacy: defining WLED_DEBUG_HOST='"ip_or_host"' also enables net debug and
// pre-seeds the target IP at compile time.
#if defined(WLED_DEBUG_HOST) && !defined(WLED_ENABLE_NET_DEBUG)
  #define WLED_ENABLE_NET_DEBUG
#endif

// enable additional debug output
#if defined(WLED_ENABLE_NET_DEBUG)
  #include "net_debug.h"
  // On the host side, use netcat to receive the log statements: nc -l 7868 -u
  WLED_GLOBAL bool netDebugEnabled _INIT(false);
  WLED_GLOBAL int netDebugPrintPort _INIT(0);
  WLED_GLOBAL IPAddress netDebugPrintIP _INIT_N(((0, 0, 0, 0))); // IP address of the bridge
  #define DEBUGOUT(x) netDebugEnabled?NetDebug.print(x):Serial.print(x)
  #define DEBUGOUTLN(x) netDebugEnabled?NetDebug.println(x):Serial.println(x)
  #define DEBUGOUTF(x...) netDebugEnabled?NetDebug.printf(x):Serial.printf(x)
  #define DEBUGOUTFlush() netDebugEnabled?NetDebug.flush():Serial.flush()
#else
  #define DEBUGOUT(x) Serial.print(x)
  #define DEBUGOUTLN(x) Serial.println(x)
  #define DEBUGOUTF(x...) Serial.printf(x)
  #define DEBUGOUTFlush() Serial.flush()
#endif

#ifdef WLED_DEBUG
  #ifndef ESP8266
  #include <rom/rtc.h>
  #endif
  #define DEBUG_PRINT(x) DEBUGOUT(x)
  #define DEBUG_PRINTLN(x) DEBUGOUTLN(x)
  #define DEBUG_PRINTF(x...) DEBUGOUTF(x)
  #define DEBUG_PRINTF_P(x...) DEBUGOUTF(x)
#else
  #define DEBUG_PRINT(x)
  #define DEBUG_PRINTLN(x)
  #define DEBUG_PRINTF(x...)
  #define DEBUG_PRINTF_P(x...)
#endif

// macros to print "user messages" to Serial
// cannot do this on -S2, due to buggy USBCDC serial driver
#if defined(WLED_DEBUG) || defined(WLED_ENABLE_NET_DEBUG)
  // use DEBUG_PRINT
  #define USER_PRINT(x) DEBUG_PRINT(x)
  #define USER_PRINTLN(x) DEBUG_PRINTLN(x)
  #define USER_PRINTF(x...) DEBUG_PRINTF(x)
  #ifdef WLED_ENABLE_NET_DEBUG
    #define USER_FLUSH() {}
  #else
    #define USER_FLUSH() {DEBUGOUTFlush();}
  #endif
#else
  // if serial is available, we use Serial.print directly
  #define USER_PRINT(x)      { if (canUseSerial()) DEBUGOUT(x); }
  #define USER_PRINTLN(x)    { if (canUseSerial()) DEBUGOUTLN(x); }
  #define USER_PRINTF(x...)  { if (canUseSerial()) DEBUGOUTF(x); }
  #define USER_FLUSH()       {DEBUGOUTFlush();}
#endif


#ifdef WLED_DEBUG_FS
  #define DEBUGFS_PRINT(x) DEBUGOUT(x)
  #define DEBUGFS_PRINTLN(x) DEBUGOUTLN(x)
  #define DEBUGFS_PRINTF(x...) DEBUGOUTF(x)
#else
  #define DEBUGFS_PRINT(x)
  #define DEBUGFS_PRINTLN(x)
  #define DEBUGFS_PRINTF(x...)
#endif

// debug macro variable definitions
#ifdef WLED_DEBUG
  WLED_GLOBAL unsigned long debugTime _INIT(0);
  WLED_GLOBAL int lastWifiState _INIT(3);
  WLED_GLOBAL unsigned long wifiStateChangedTime _INIT(0);
  WLED_GLOBAL unsigned loops _INIT(0);
#endif

#define WLED_CONNECTED (Network.isConnected())

#ifndef WLED_AP_SSID_UNIQUE
  #define WLED_SET_AP_SSID() do { \
    strcpy_P(apSSID, PSTR(WLED_AP_SSID)); \
  } while(0)
#else
  #define WLED_SET_AP_SSID() do { \
    snprintf_P(\
      apSSID, \
      sizeof(apSSID)-1, \
      PSTR("%s-%s"), \
      WLED_BRAND, \
      escapedMac.c_str()+6 \
    ); \
  } while(0)
#endif

//macro to convert F to const
#define SET_F(x)  (const char*)F(x)

class WLED {
public:
  WLED();
  static WLED& instance()
  {
    static WLED instance;
    return instance;
  }

  // boot starts here
  void setup();

  void loop();
  void reset();

  void beginStrip();
  void handleConnection();
  void initAP(bool resetAP = false);
  void initConnection();
  void initInterfaces();
  #if defined(STATUSLED)
  void handleStatusLED();
  #endif
  #if WLED_WATCHDOG_TIMEOUT > 0
  void enableWatchdog();
  void disableWatchdog();
  #endif
};
#endif        // WLED_H