#include <Arduino.h>
#include <U8g2lib.h>

#include "DHTesp.h"

const int DHT_PIN = 15;

DHTesp dhtSensor;

float ch2omg;

U8G2_SSD1306_128X64_NONAME_F_HW_I2C u8g2(U8G2_R0, /* reset=*/U8X8_PIN_NONE, /* clock=*/22, /* data=*/21); // ESP32 Thing, HW I2C with pin remapping

void setup(void)
{
  u8g2.begin();
  u8g2.enableUTF8Print(); // enable UTF8 support for the Arduino print() function


  dhtSensor.setup(DHT_PIN, DHTesp::DHT11);

}


void loop(void)
{

  TempAndHumidity  data = dhtSensor.getTempAndHumidity();

  u8g2.setFont(u8g2_font_unifont_t_chinese3); // use chinese2
  u8g2.firstPage();
  do
  {
    // u8g2.setCursor(0, 2);
    // u8g2.print("helloworld"); // Chinese "Hello World"
    u8g2.setCursor(0, 20);
    u8g2.print("    ch2o: "+ String(ch2omg, 2) + "mg/m³"); // Chinese "Hello World"
  
    // Update temperature
    u8g2.setCursor(0, 40);
    u8g2.print("    Temp: " + String(data.temperature, 2) + "°C");//中文显示不完整

    // Update humidity
    u8g2.setCursor(0, 60);
    u8g2.print("humidity: " + String(data.humidity, 2) + "%");//中文显示不完整

  } while (u8g2.nextPage());



  delay(1000);
}