#include <RadioLib.h>

// How often to send an uplink - consider legal & FUP constraints - see notes
uint32_t uplinkInterval = 3 * 60 * 1000;    // minutes x seconds x milliseconds

uint64_t joinEUI =   0x0000000000000000;
uint64_t devEUI  =   0x0000000000000000;
uint8_t appKey[] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
uint8_t nwkKey[] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };



// Regional choices: EU868, US915, AU915, AS923, IN865, KR920, CN780, CN500
const LoRaWANBand_t Region = EU868;
const uint8_t subBand = 0;  // For US915, change this to 2, otherwise leave on 0


// ============================================================================
// Below is to support the sketch - only make changes if the notes say so ...

// Auto select MCU <-> radio connections
// If you get an error message when compiling, it may be that the 
// pinmap could not be determined - see the notes for more info

#if defined(ARDUINO_TTGO_LORA32_V1)
  #pragma message ("TTGO LoRa32 v1 - no Display")
  SX1276 radio = new Module(18, 26, 14, 33);

// #elif defined(ARDUINO_TTGO_LORA32_V2)
//    #pragma error ("ARDUINO_TTGO_LORA32_V2 awaiting pin map")

#elif defined(ARDUINO_TTGO_LoRa32_v21new) // T3_V1.6.1
  #pragma message ("Using TTGO LoRa32 v2.1 marked T3_V1.6.1 + Display")
  SX1276 radio = new Module(18, 26, 14, 33);

// #elif defined(ARDUINO_TBEAM_USE_RADIO_SX1262)
//   #pragma error ("ARDUINO_TBEAM_USE_RADIO_SX1262 awaiting pin map")

// #elif defined(ARDUINO_TBEAM_USE_RADIO_SX1276)
//   #pragma message ("Using TTGO LoRa32 v2.1 marked T3_V1.6.1 + Display")
//   SX1276 radio = new Module(18, 26, 23, 33);

// #elif defined(ARDUINO_HELTEC_WIFI_LORA_32)
//   #pragma error ("ARDUINO_HELTEC_WIFI_LORA_32 awaiting pin map")

#elif defined(ARDUINO_heltec_wifi_kit_32_V2)
  #pragma message ("ARDUINO_heltec_wifi_kit_32_V2 awaiting pin map")
  SX1276 radio = new Module(18, 26, 14, 35);

#elif defined(ARDUINO_heltec_wifi_kit_32_V3)
  #pragma message ("Using Heltec WiFi LoRa32 v3 - Display + USB-C")
  SX1262 radio = new Module(8, 14, 12, 13);

// #elif defined(ARDUINO_CUBECELL_BOARD)
//   #pragma message ("Using TTGO LoRa32 v2.1 marked T3_V1.6.1 + Display")
//   SX1262 radio = new Module(RADIOLIB_BUILTIN_MODULE);

// #elif defined(ARDUINO_CUBECELL_BOARD_V2)
//   #pragma error ("ARDUINO_CUBECELL_BOARD_V2 awaiting pin map")

#elif defined(ARDUINO_SAMD_FEATHER_M0)
    #pragma message ("Adafruit Feather M0 with RFM95")
    #pragma message ("Link required on board")
    SX1276 radio = new Module(8, 3, 4, 6);

#else
  #pragma message ("Unknown board - no pinmap")
  SX1262 radio = new Module(8, 14, 12, 13);

#endif

LoRaWANNode node(&radio, &Region, subBand);


// Helper function to display any issues
void debug(bool isFail, const __FlashStringHelper* message, int state, bool Freeze) {
  if (isFail) {
    Serial.print(message);
    Serial.print("(");
    Serial.print(state);
    Serial.println(")");
    while (Freeze);
  }
}