#include <TM1637.h>
#include <DHTesp.h>

#define CLK 26
#define DIO 14
#define DHT_PIN 27

TM1637 tm(CLK,DIO);
DHTesp dhtSensor;

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  tm.init();
  tm.set(BRIGHT_TYPICAL);
  dhtSensor.setup(DHT_PIN,DHTesp::DHT22);
}

void loop() {
  // put your main code here, to run repeatedly:
  TempAndHumidity data = dhtSensor.getTempAndHumidity();
  int currentTemp = int(data.temperature);
  static int prevTemp = 0;

  if (currentTemp > prevTemp) {
    tm.display(0, '+');  // Display the "+" sign for increase
  } else if (currentTemp < prevTemp) {
    tm.display(0, '-');  // Display the "-" sign for decrease
  } else {
  tm.display(0, ' ');  // Display a blank space if no change
  }
  tm.display(2,((currentTemp/10) % 10));
  tm.display(3,(currentTemp % 10));
  prevTemp = currentTemp;
  delay(10); // this speeds up the simulation
}