#include <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>
#include <U8g2_for_Adafruit_GFX.h>
#include <u8g2_fonts.h>
#include <DHT_U.h>

#define SDA 10
#define SCL 0


#define SCREEN_WIDTH 128 // OLED display width, in pixels
#define SCREEN_HEIGHT 64 // OLED display height, in pixels

U8G2_FOR_ADAFRUIT_GFX u8g2Fonts;
Adafruit_SSD1306 display;
DHT_Unified dht(5, DHT22);
DHT_Unified dht2(18, DHT22);

const String currentVerison = "1.0.0";


void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println("Hello, ESP32-C3!");

  Wire.setPins(SDA, SCL);
  display = Adafruit_SSD1306(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire);
  display.begin(SSD1306_SWITCHCAPVCC, 0x3C);
  u8g2Fonts.begin(display);

  display.clearDisplay();
  display.setTextSize(1);
  display.setTextColor(SSD1306_WHITE);
  display.println(currentVerison);
  display.display();

  pinMode(4, INPUT);
}

void loop() {
  dht.begin();
    
    sensors_event_t event;
    sensors_event_t event2;

    dht.temperature().getEvent(&event);
    dht2.temperature().getEvent(&event2);
    if (isnan(event.temperature))
    {
      Serial.println(F("Error reading temperature!"));
    }
    else
    {
      Serial.print(event.temperature);
      Serial.println(F("°C"));
      Serial.print(event2.temperature);
      Serial.println(F("°C"));
    }
    // Get humidity event and print its value.
    dht.humidity().getEvent(&event);
    if (isnan(event.relative_humidity))
    {
      Serial.println(F("Error reading humidity!"));
    }
    else
    {
      Serial.print(F("Humidity: "));
      Serial.print(event.relative_humidity);
      Serial.println(F("%"));
      Serial.print(event2.relative_humidity);
      Serial.println(F("°C"));
    }
    Serial.println(F("------------------"));
    delay(5000);
}