#include <Arduino.h>
#include "target.h"

HeltecV2Board board;

#if defined(P_LORA_SCLK)
  static SPIClass spi;
  RADIO_CLASS radio = new Module(P_LORA_NSS, P_LORA_DIO_1, P_LORA_RESET, P_LORA_BUSY, spi);
#else
  RADIO_CLASS radio = new Module(P_LORA_NSS, P_LORA_DIO_1, P_LORA_RESET, P_LORA_BUSY);
#endif

#ifndef LORA_CR
  #define LORA_CR      5
#endif

bool radio_init() {
#if defined(P_LORA_SCLK)
  spi.begin(P_LORA_SCLK, P_LORA_MISO, P_LORA_MOSI);
#endif
  int status = radio.begin(LORA_FREQ, LORA_BW, LORA_SF, LORA_CR, RADIOLIB_SX126X_SYNC_WORD_PRIVATE, LORA_TX_POWER, 8);
  if (status != RADIOLIB_ERR_NONE) {
    Serial.print("ERROR: radio init failed: ");
    Serial.println(status);
    return false;  // fail
  }

  radio.setCRC(1);
  
  return true;  // success
}