#include <DHT.h>
#include <MD_Parola.h>
#include <MD_MAX72xx.h>

#define DHT11_PIN  13 // ESP32 pin GPIO21 connected to DHT11 sensor
#define HARDWARE_TYPE MD_MAX72XX::FC16_HW
#define MAX_DEVICES 4 // 4 blocks
#define CS_PIN 21
DHT dht11(DHT11_PIN, DHT11);
MD_Parola ledMatrix = MD_Parola(HARDWARE_TYPE, CS_PIN, MAX_DEVICES);

void MATRIX() {
  ledMatrix.setTextAlignment(PA_LEFT);
  ledMatrix.print("Left"); // display text
  delay(1000);

  ledMatrix.setTextAlignment(PA_CENTER);
  ledMatrix.print("Center"); // display text
  delay(1000);

  ledMatrix.setTextAlignment(PA_RIGHT);
  ledMatrix.print("Right"); // display text
  delay(1000);

  ledMatrix.setTextAlignment(PA_CENTER);
  ledMatrix.setInvert(true);
  ledMatrix.print("Invert"); // display text inverted
  delay(1000);

  ledMatrix.setInvert(false);
  ledMatrix.print(1234); // display number
  delay(1000);
}
void DHT_11(){
  float humi  = dht11.readHumidity();
  float tempC = dht11.readTemperature();
  float tempF = dht11.readTemperature(true);

  // check whether the reading is successful or not
  if ( isnan(tempC) || isnan(tempF) || isnan(humi)) {
    Serial.println("Failed to read from DHT11 sensor!");
  } else {
    Serial.print("Humidity: ");
    Serial.print(humi);
    Serial.print("%");
    Serial.print("  |  ");
    Serial.print("Temperature: ");
    Serial.print(tempC);
    Serial.print("°C  ~  ");
    Serial.print(tempF);
    Serial.println("°F");
  }
  delay(1000);
}
void task1(void *pvPara){
  while(1){
    DHT_11();
    delay(1000);
  }
}
void task2(void *pvPara){
  while(1){
    MATRIX();
    delay(1000);
  }
}
void setup() {
  Serial.begin(9600);
  dht11.begin();
  ledMatrix.begin();         
  ledMatrix.setIntensity(0);
  ledMatrix.displayClear();  
  ledMatrix.displayScroll("ESP32", PA_CENTER, PA_SCROLL_LEFT, 100);
   xTaskCreate(task1,"DHT11",1000,NULL,1,NULL); 
   xTaskCreate(task2,"MATRIX",1000,NULL,1,NULL);
 // xTaskCreate(task3_ver2,"RTC + DHT", 150, NULL,1,NULL);
  // wait a 2 seconds between readings
  delay(1000);
}
void loop() {
  

}