/*
  Laboratorio de prueba 8
  Crhistian Lucumi
*/

#include <SPI.h>
#include <Adafruit_GFX.h> //https://github.com/adafruit/Adafruit-GFX-Library
#include <Adafruit_PCD8544.h> //https://github.com/adafruit/Adafruit-PCD8544-Nokia-5110-LCD-library


int rele = 13;
int sensor = 2;
boolean movimiento = false;
// Software SPI (slower updates, more flexible pin options):
// pin 7 - Serial clock out (SCLK)
// pin 6 - Serial data out (DIN)
// pin 5 - Data/Command select (D/C)
// pin 4 - LCD chip select (CS)
// pin 3 - LCD reset (RST)
  Adafruit_PCD8544 display = Adafruit_PCD8544(7, 6, 5, 4, 3); //visto en el ejemplo pcbtest de la libreria Adafruit-PCD8544-Nokia-5110-LCD-library

void setup() {
  // put your setup code here, to run once:
  pinMode(rele, OUTPUT);
  attachInterrupt(digitalPinToInterrupt(sensor), detectado, RISING);
  display.begin();
  // init done

  // you can change the contrast around to adapt the display
  // for the best viewing!
  display.setContrast(60);

  display.display(); // show splashscreen
  delay(2000);
  display.clearDisplay();   // clears the screen and buffer

  Serial.begin(9600);


}
int cambio = 1;
void loop() {
  // put your main code here, to run repeatedly:
  Serial.println(digitalRead(sensor));
  if(movimiento){
    activeSwitch();
    if (cambio != 2){
        display.clearDisplay();
        display.setTextSize(2);
        display.setTextColor(BLACK);
        display.setCursor(0,0);
        display.println("Si Me\nMuevo");
        display.display();
        cambio=2;
    }
  }
  if(digitalRead(sensor) == LOW){
    movimiento = false;
    if (cambio == 2){
        display.clearDisplay();
        display.setTextSize(2);
          display.setTextColor(BLACK);
          display.setCursor(0,0);
          display.println("No Me\nMuevo");
          display.display();
          cambio=1;
    }
    deactiveSwitch();
  }
}
void detectado(){
    movimiento = true;
}
void activeSwitch(){
    digitalWrite(rele, LOW);
}
void deactiveSwitch(){
    digitalWrite(rele, HIGH);
}