#include <SSD1306Wire.h>        //Library for SSD 1306 using "ESP8266 and ESP32 OLED driver for SSD1306 displays"
#include <OneWire.h>            
#include <DallasTemperature.h>
//#include <SPI.h>
//#include <Bonezegei_DHT11.h>
#include <DHT.h>


#define OLED_SDA 4
#define OLED_SCL 5

//Choose pins for Dallas DS18B20
const int oneWireBus1 = 1;
const int oneWireBus2 = 2;
//Declaration for use OneWire interface for D1 and D2
OneWire oneWire(oneWireBus1);
OneWire oneWire2(oneWireBus2);
//Declaration for use OneWire interface for DS18B20
DallasTemperature sensors (&oneWire);
DallasTemperature sensors2 (&oneWire2);
//param = DHT11 signal pin
int DHTPIN = 3;
#define DHTTYPE DHT22
#define TIMEDHT 1000
//int LED_BUILTIN = 2;
//Bonezegei_DHT11 dht(pinDHT);
DHT dht(DHTPIN, DHTTYPE);
// Initialize the OLED display using Arduino Wire:
SSD1306Wire display(0x3c, OLED_SDA, OLED_SCL);   // ADDRESS, SDA, SCL  -  SDA and SCL usually populate automatically based on your board's pins_arduino.h e.g. https://github.com/esp8266/Arduino/blob/master/variants/nodemcu/pins_arduino.h


void setup() {
  Serial.begin(115200);
  Serial.println();
  Serial.println("Reset");
  Serial.println();


  // Initialising the UI will init the display too.
  display.init();
  display.flipScreenVertically();
  // Start biblioteki DS18B20
  sensors.begin(); 
  delay(20);
  sensors2.begin();
  delay(20);
  dht.begin();
  
}

long int czas_ostatniego_pomiaru ;
long int interwal_miedzypomiarami = 2000;
String tempC1;
String tempC2;
String tempC3;
String humid3;
void loop() {
  // clear the display
  display.clear();
  
    if ((millis()-czas_ostatniego_pomiaru) > interwal_miedzypomiarami) {
      sensors.requestTemperatures();
      delay(100);
      sensors2.requestTemperatures();
      delay(100);
      //dht.getData();
      float temperatureC1 = sensors.getTempCByIndex(0);
      delay(50);
      float temperatureC2 = sensors2.getTempCByIndex(0);
      delay(50);
      float tempDeg = dht.readTemperature();
      //float tempFar = dht.getTemperature(true);
      int hum = dht.readHumidity();
      tempC1 = String(temperatureC1, 2)+" °C";
      tempC2 = String(temperatureC2, 2)+" °C";
      tempC3 = String(tempDeg, 2)+" °C";
      humid3 = String(hum, DEC)+" %RH";
      czas_ostatniego_pomiaru = millis();
      
      Serial.println("=================================");
        Serial.println(".... DHT"+ String(DHTTYPE) +"....");
        Serial.println("Temperatura = "+tempC3);
        Serial.println("Wilgotność  = "+humid3);
        Serial.println("... DS18B20...");
        Serial.println(sensors.getTempCByIndex(0));
        Serial.println("Temperatura 1 ="+tempC1);
        Serial.println("Temperatura 2 ="+tempC2);
        Serial.println(czas_ostatniego_pomiaru);
          
    }
        display.drawCircle(64, 32, 16);
        display.setFont(ArialMT_Plain_10);
        display.setTextAlignment(TEXT_ALIGN_CENTER);
        display.drawString(64, 27, String(millis()-czas_ostatniego_pomiaru));
    
        display.drawHorizontalLine(4, 52, 119);
        display.setFont(ArialMT_Plain_10);
        display.setTextAlignment(TEXT_ALIGN_LEFT);
        display.drawString(4, 2, tempC3);
        display.setTextAlignment(TEXT_ALIGN_RIGHT);
        display.drawString(123, 2, humid3);
        display.setTextAlignment(TEXT_ALIGN_LEFT);
        display.drawString(4, 52, tempC1);
        display.setTextAlignment(TEXT_ALIGN_RIGHT);
        display.drawString(123, 52, tempC2);
        display.display();        
    
        

}