// Include some libraries
#include <dht.h> // Include the Digital Temperature Humidity Sensor Library
#include <CayenneLPP.h> // Include the Cayenne Library
#include <LoRaWan.h> // Include the LoRaWan Library
#include <HP20x_dev.h>
#include "Arduino.h"
#include "Wire.h"
#include <KalmanFilter.h>

// Initialize Libraries
dht DHT;
CayenneLPP lpp(51); // Max Message - 51 Bytes
char buffer[256]; // Buffer for reading lora's parameters

// Define some variables
#define DHT22_PIN 4 // Define the variable that the sensor is connected

void setup() {
  // put your setup code here, to run once:
  Serial.begin(9600);
  SerialUSB.begin(115200);
  delay(150);
  HP20x.begin();
  delay(100);

  lora.init(); // Initialize

  memset(buffer, 0, 256);
  lora.getVersion(buffer, 256, 1); //get board version

  memset(buffer, 0, 256);
  lora.getId(buffer, 256, 1); //get DevEUI

  // void setId(char *DevAddr, char *DevEUI, char *AppEUI);
  lora.setId("26011F41", "001C864F75182C45", "70B3D57ED000C00E");

  // setKey(char *NwkSKey, char *AppSKey, char *AppKey);
  lora.setKey("9B1FDB959EA1430CF6D5AEC58A30018E", "9AE4543378E0C2B88E79015C984BAE71", NULL);

  lora.setDeciveMode(LWABP); //Set Mode (OTAA or ABP)
  lora.setDataRate(DR0, EU868); //Set Data Rate

  //Set the channels
  lora.setChannel(0, 868.1);
  lora.setChannel(1, 868.3);
  lora.setChannel(2, 868.5);

  //Set receive parameters
  lora.setReceiceWindowFirst(0);
  lora.setReceiceWindowSecond(869.5, DR3);

  //Set power
  lora.setPower(20);
}

void loop() {
  // put your main code here, to run repeatedly:
  bool result = false;
  int chk = DHT.read22(DHT22_PIN);

  float temp = DHT.temperature;
  float hum = DHT.humidity;
  float uv = analogRead(A0);
  float bPressure = HP20x.ReadPressure() /100.0;
  float bTemp = HP20x.ReadTemperature() /100.0;
  float bAltitude = HP20x.ReadAltitude() /100.0;

  // Send temperature and humidity sensor data
  lpp.reset();
  lpp.addTemperature(0, temp);
  lpp.addRelativeHumidity(1, hum);
  lpp.addLuminosity(2, uv);
  lpp.addBarometricPressure(3, bPressure);
  lpp.addTemperature(4, bTemp);
  lpp.addAnalogInput(5, bAltitude);

  result = lora.transferPacket(lpp.getBuffer(), lpp.getSize());
}