#include "DHTesp.h"

#define ONBOARD_LED 2
#define LED_PIN 4

const int DHT_PIN = 15;

DHTesp dhtSensor;

float temperatureCounter = 0.0;
float humidityCounter = 0.0;
int operationsCounter = 0;
float temperatureMean = 0.0;
float humidityMean = 0.0;
int initData;

float get_random_number()
{
  return rand()%30+50;
}

void get_arithmetic_mean_data()
{
  operationsCounter++;
  initData = get_random_number();
  temperatureCounter += initData;
  temperatureMean = temperatureCounter/operationsCounter;

  initData = get_random_number();
  humidityCounter += initData;
  humidityMean = humidityCounter/operationsCounter;

  ChangeBlink(initData);
}

void ChangeBlink(int initData)
{
  if(initData >= 60 && initData <= 70)
  {
    Serial.println("LEDs are turned ON: " + String(initData) + "%");
    digitalWrite(ONBOARD_LED,HIGH);
    digitalWrite(LED_PIN,LOW);
  }
  else
  {
    digitalWrite(ONBOARD_LED,LOW);
    digitalWrite(LED_PIN,HIGH);
  }
}

void setup() {
  Serial.begin(115200);
  dhtSensor.setup(DHT_PIN, DHTesp::DHT22);
  pinMode(ONBOARD_LED,OUTPUT);
  pinMode(LED_PIN,OUTPUT);
  //srand(time(0));
}

void loop() {
  get_arithmetic_mean_data();

  Serial.println("Temp: " + String(temperatureMean) + "°C");
  Serial.println("Humidity: " + String(humidityMean) + "%");
  Serial.println("---");
  
  // Get Data from Sensor.
  // TempAndHumidity  data = dhtSensor.getTempAndHumidity();
  // Serial.println("Temp: " + String(data.temperature, 2) + "°C");
  // Serial.println("Humidity: " + String(data.humidity, 1) + "%");
  // Serial.println("---");

  delay(2000);
}