// PINES


#define SW1 3
#define SW0 2

#define POWER 5
/*
const int LED0 13;
const int LED1 12;
const int LED2 11;
const int LED3 10;
*/
const int LED_ARRAY[] = {13, 12, 11, 10};


int sw1, sw0, power;

void setup() {
  Serial.begin(9600);
  // switches
  pinMode(SW1, INPUT);
  pinMode(SW0, INPUT);
  pinMode(POWER, INPUT);
  // Leds
  /*
  pinMode(LED_ARRAY[0], OUTPUT);
  pinMode(LED_ARRAY[1], OUTPUT);
  pinMode(LED_ARRAY[2], OUTPUT);
  pinMode(LED_ARRAY[3], OUTPUT);
  */
  for(int i = 0; i < 4;i++) {
    pinMode(LED_ARRAY[i], OUTPUT);
  }
  Serial.println("Dispositivo configurado: OK");


}

void loop() {
  // put your main code here, to run repeatedly:
  sw1 = digitalRead(SW1);
  sw0 = digitalRead(SW0);
  power = digitalRead(POWER);
  /*
  Serial.print("Sw1: ");
  Serial.print(sw1);
  Serial.print(" ---- Sw0: ");
  Serial.println(sw0);
  */
  if(power == HIGH) {
    if((sw1 == LOW) && (sw0 == LOW)) {
    digitalWrite(LED_ARRAY[0], HIGH);
    digitalWrite(LED_ARRAY[1], LOW);
    digitalWrite(LED_ARRAY[2], LOW);
    digitalWrite(LED_ARRAY[3], LOW);
    }
    else if((sw1 == LOW) && (sw0 == HIGH)) {
      digitalWrite(LED_ARRAY[0], LOW);
      digitalWrite(LED_ARRAY[1], HIGH);
      digitalWrite(LED_ARRAY[2], LOW);
      digitalWrite(LED_ARRAY[3], LOW);
    }
    else if((sw1 == HIGH) && (sw0 == LOW)) {
      digitalWrite(LED_ARRAY[0], LOW);
      digitalWrite(LED_ARRAY[1], LOW);
      digitalWrite(LED_ARRAY[2], HIGH);
      digitalWrite(LED_ARRAY[3], LOW);
    }
    else {
      digitalWrite(LED_ARRAY[0], LOW);
      digitalWrite(LED_ARRAY[1], LOW);
      digitalWrite(LED_ARRAY[2], LOW);
      digitalWrite(LED_ARRAY[3], HIGH);
    }
  }
  else {
    digitalWrite(LED_ARRAY[0], LOW);
    digitalWrite(LED_ARRAY[1], LOW);
    digitalWrite(LED_ARRAY[2], LOW);
    digitalWrite(LED_ARRAY[3], LOW);
  }
  delay(100);
}