// #include <LiquidCrystal_I2C.h>
// LiquidCrystal p2(5, 4, 3, A2, A3, A4, A5);

#include <Wire.h>
#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C p2 = LiquidCrystal_I2C(0x27, 16, 2);


// #include <LiquidCrystal.h>
// LiquidCrystal p2(5, 4, 3, A2, A3, A4, A5);
int led1 = 13;
int led2 = 12;
int pir1 = 10;
int pir2 = 11;
int dato1;
int dato2;
int motor1 = 7;
int motor2 = 6;
int TMP1 = 0;
int TMP2 = 1;
float temp1 = 0;
float temp2 = 0;
int luz = 0;
int aire = 0;


void setup()
{
  Serial.begin(9600);
  pinMode(9, OUTPUT);
  digitalWrite(9, HIGH);
  pinMode(led1, OUTPUT);
  pinMode(led2, OUTPUT);
  pinMode(pir1, INPUT);
  pinMode(pir2, INPUT);
  pinMode(motor1, OUTPUT);
  pinMode(motor2, OUTPUT);
  pinMode(TMP1, INPUT);
  pinMode(TMP2, INPUT);
  p2.begin(16, 2);
  p2.clear();
  p2.setCursor(0, 0);
  p2.print("TEMP1      TEMP2");
}

void loop()
{
  int rec = Serial.read();
  switch (rec) {
    case 1:
      aire = 1;
      break;
    case 2:
      luz = 1;
      break;
    case 3:
      luz = 1;
      aire = 1;
      break;
    case 40:
      luz = 0;
      aire = 0;
      break;
    case 50:
      aire = 0;
      break;
    case 60:
      luz = 0;
      break;
  }

  dato1 = digitalRead(pir1);
  dato2 = digitalRead(pir2);
  if (dato1 == HIGH and luz == 1)
  { digitalWrite(led1, HIGH);
  }
  else
  {
    digitalWrite(led1, LOW);
  }
  if (dato2 == HIGH and luz == 1)
  { digitalWrite(led2, HIGH);
  }
  else
  {
    digitalWrite(led2, LOW);
  }
  temp1 = map(analogRead(TMP1), 0, 1023, -50, 450);
  temp2 = map(analogRead(TMP2), 0, 1023, -50, 450);
  p2.setCursor(0, 1);
  p2.print(temp1);
  p2.setCursor(10, 1);
  p2.print(temp2);
  if (aire == 0) {
    digitalWrite(motor1, LOW);
    digitalWrite(motor2, LOW);
  }
  if (aire == 1) {
    if (temp1 >= 21 or temp1 > 22) {
      digitalWrite(motor1, HIGH);
    }
    else {
      digitalWrite(motor1, LOW);
    }
  }
  if (aire == 1) {
    if (temp2 > 21 or temp2 >= 22) {
      digitalWrite(motor2, HIGH);
    }
    else {
      digitalWrite(motor2, LOW);
    }
  }


  delay(10);
}