Window Positioner

#include <dht_nonblocking.h>
#define DHT_SENSOR_TYPE DHT_TYPE_22

static const int DHT_SENSOR_PIN = 3;
DHT_nonblocking dht_sensor( DHT_SENSOR_PIN, DHT_SENSOR_TYPE );

#include "LiquidCrystal.h"
LiquidCrystal lcd(1, 2, 4, 5, 6, 7);

#include <AnalogMultiButton.h>
const int BUTTONS_PIN = A0;
const int BUTTONS_TOTAL = 5;
const int BUTTONS_VALUES[BUTTONS_TOTAL] = {0, 295, 459, 563, 634}; //Change these values. To get them, read analog A0 pin, output it to serial. Press each button and write down values you get.
const int BUTTON_CLOSE = 4;
const int BUTTON_INCREASE = 3;
const int BUTTON_SET = 2;
const int BUTTON_DECREASE = 1;
const int BUTTON_OPEN = 0;

const int Opened = 12;
const int Closed = 13;

int OpenedState = 0 ;
int ClosedState = 0 ;
int Pin1 = 8;
int Pin2 = 9;
int Pin3 = 10;
int Pin4 = 11;
int steps = 0;
int interval = 30;
unsigned long previousMillis = 0;
float SetTemp = 22.00;
float temperature;
float humidity;

AnalogMultiButton buttons(BUTTONS_PIN, BUTTONS_TOTAL, BUTTONS_VALUES);

void setup()
{
  pinMode(Pin1, OUTPUT);
  pinMode(Pin2, OUTPUT);
  pinMode(Pin3, OUTPUT);
  pinMode(Pin4, OUTPUT);
  pinMode(Opened, INPUT_PULLUP);
  pinMode(Closed, INPUT_PULLUP);
  lcd.begin(16, 2);
}
/*
 * Poll for a measurement, keeping the state machine alive.  Returns
 * true if a measurement is available.
 */
static bool measure_environment( float *temperature, float *humidity )
{
  static unsigned long measurement_timestamp = millis( );

  /* Measure once every four seconds. */
  if( millis( ) - measurement_timestamp > 4000ul )
  {
    if( dht_sensor.measure( temperature, humidity ) == true )
    {
      measurement_timestamp = millis( );
      return( true );
    }
  }

  return( false );
}

/*
 * Main program loop.
 */
void loop() {

  unsigned long currentMillis = millis();

  OpenedState = digitalRead(Opened) ;
  ClosedState = digitalRead(Closed) ;
  buttons.update();
  int state = 0;

if (buttons.onPress(BUTTON_CLOSE))  {
      SetTemp = 40.00;
      lcd.clear();
      lcd.setCursor(5,0);
      lcd.print("Closing");
      interval = 1;
  }

  if (buttons.onPress(BUTTON_INCREASE)) {
      SetTemp = SetTemp + 0.10;
      lcd.clear();
      lcd.setCursor(6,0);
      lcd.print(SetTemp);
  }

  if (buttons.onPress(BUTTON_SET))  {
      SetTemp = 22.00;
      lcd.clear();
      lcd.setCursor(4,0);
      lcd.print("Temp Set");
      lcd.setCursor(6,1);
      lcd.print(SetTemp);
      interval = 30;
  }

  if (buttons.onPress(BUTTON_DECREASE)) {
      SetTemp = SetTemp - 0.10;
      lcd.clear();
      lcd.setCursor(6,0);
      lcd.print(SetTemp);
  }

  if (buttons.onPress(BUTTON_OPEN)) {
      SetTemp = 10.00;
      lcd.clear();
      lcd.setCursor(5,0);
      lcd.print("Opening");
      interval = 1;
  }

if (currentMillis - previousMillis > interval) {
    previousMillis = currentMillis;

    if (OpenedState == LOW && temperature > SetTemp + 0.10) {
    state = 1;
    steps++;
      if (steps >=8)
        steps=0;
    }

    if (ClosedState == LOW && temperature < SetTemp - 0.10) {
     state = 1;
     steps--;
      if (steps <=-1)
        steps=7;
    }


      switch(steps){
       case 0:
        digitalWrite(Pin1, LOW);
        digitalWrite(Pin2, LOW);
        digitalWrite(Pin3, LOW);
        digitalWrite(Pin4, HIGH);
        break;
       case 1:
        digitalWrite(Pin1, LOW);
        digitalWrite(Pin2, LOW);
        digitalWrite(Pin3, HIGH);
        digitalWrite(Pin4, HIGH);
        break;
       case 2:
        digitalWrite(Pin1, LOW);
        digitalWrite(Pin2, LOW);
        digitalWrite(Pin3, HIGH);
        digitalWrite(Pin4, LOW);
        break;
       case 3:
        digitalWrite(Pin1, LOW);
        digitalWrite(Pin2, HIGH);
        digitalWrite(Pin3, HIGH);
        digitalWrite(Pin4, LOW);
        break;
       case 4:
        digitalWrite(Pin1, LOW);
        digitalWrite(Pin2, HIGH);
        digitalWrite(Pin3, LOW);
        digitalWrite(Pin4, LOW);
        break;
       case 5:
        digitalWrite(Pin1, HIGH);
        digitalWrite(Pin2, HIGH);
        digitalWrite(Pin3, LOW);
        digitalWrite(Pin4, LOW);
        break;
       case 6:
        digitalWrite(Pin1, HIGH);
        digitalWrite(Pin2, LOW);
        digitalWrite(Pin3, LOW);
        digitalWrite(Pin4, LOW);
        break;
       case 7:
        digitalWrite(Pin1, HIGH);
        digitalWrite(Pin2, LOW);
        digitalWrite(Pin3, LOW);
        digitalWrite(Pin4, HIGH);
        break;
       default:
        digitalWrite(Pin1, LOW);
        digitalWrite(Pin2, LOW);
        digitalWrite(Pin3, LOW);
        digitalWrite(Pin4, LOW);
        break;
    }
    if (state == 0) {
        steps = 8;
    }
  }

  /* Measure temperature and humidity.  If the functions returns
     true, then a measurement is available. */
  if( measure_environment( &temperature, &humidity ) == true )
  {
    lcd.clear();
    lcd.setCursor(0, 0);
    lcd.print("T:");
    lcd.print(temperature);
    lcd.print("C");
    lcd.setCursor(0, 1);
    lcd.print("H:");
    lcd.print(humidity);
    lcd.print("%");
    lcd.setCursor(9, 0);
    lcd.print("S:");
    lcd.print(SetTemp);

       if (OpenedState == LOW && temperature > SetTemp + 0.10) {
          lcd.setCursor(9,1);
          lcd.print("Opening");
       }
       else if (ClosedState == LOW && temperature < SetTemp - 0.10) {
          lcd.setCursor(9,1);
          lcd.print("Closing");
       }
       else {
       lcd.setCursor(9,1);
       lcd.print("Normal ");
       }
  }


}