#include <DHT.h>

const int relayfan = 16;
const int relaybutton = 5;
const int button1 = 18;
const int ledfanON = 27;
const int ledfanOFF = 14;
const int ledvalveOFF = 12;
const int ledvalveON = 13;

DHT dht(26, DHT11);

void task1(void * parameters){
  for(;;){
    int buttonState = digitalRead(button1); 
    if(buttonState == LOW){
      digitalWrite(relaybutton, HIGH);
    }
    if(buttonState == HIGH){
      digitalWrite(relaybutton, LOW);
    }
  }
}
void task2(void * parameters){
  for(;;){
    float temp = dht.readTemperature();
    if(temp >= 31){
      digitalWrite(relayfan, HIGH);
    }
    if(temp <= 31){
      digitalWrite(relayfan, LOW);
    }
    Serial.print("Temperature in C: ");
    Serial.println(temp);
    vTaskDelay(500 / portTICK_PERIOD_MS);
  }
}
void task3(void * parameters){
  for(;;){
    int relaystate = digitalRead(relaybutton);
    if(relaystate == HIGH){
      digitalWrite(ledvalveON, HIGH);
    }else{
      digitalWrite(ledvalveON, LOW);
    }
    if(relaystate == LOW){
      digitalWrite(ledvalveOFF, HIGH);
    }else{
      digitalWrite(ledvalveOFF, LOW);
    }
  }
}
void task4(void * parameters){
  for(;;){
    int relayState = digitalRead(relayfan);\
    if(relayState == HIGH){
      digitalWrite(ledfanON, HIGH);
    }else{
      digitalWrite(ledfanON, LOW);
    }
    if(relayState == LOW){
      digitalWrite(ledfanOFF, HIGH);
    }else{
      digitalWrite(ledfanOFF, LOW);
    }
  }
}
void setup() {
  Serial.begin(9600);
  dht.begin();

  pinMode(relayfan, OUTPUT);
  pinMode(relaybutton, OUTPUT);
  pinMode(button1, INPUT_PULLUP);
  pinMode(ledfanON, OUTPUT);
  pinMode(ledfanOFF, OUTPUT);
  pinMode(ledvalveON, OUTPUT);
  pinMode(ledvalveOFF, OUTPUT);

  xTaskCreate(
    task1,
    "Task 1",
    1000,
    NULL,
    1,
    NULL
  );
  xTaskCreate(
   task2,
   "Task 2",
   1000,
   NULL,
   1,
   NULL
  );
   xTaskCreate(
   task3,
   "Task 3",
   1000,
   NULL,
   1,
   NULL
  );
   xTaskCreate(
   task4,
   "Task 4",
   1000,
   NULL,
   1,
   NULL
  );
} 

void loop() {
}