#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27,16,2);
const int relay1 = 5;
const int relay2 = 4;
int val1 = 0;
int val2 = 0;
int sensor1 = 3;
int sensor2 = 2;
int state1 = LOW;
int state2 = LOW;

void setup() {
  Serial.begin(9600);
  lcd.init();
  pinMode(relay1, OUTPUT);
  pinMode(relay2, OUTPUT);
  pinMode(sensor1, INPUT);
  pinMode(sensor2, INPUT);
  lcd.backlight();
}

void loop() {
  val1 = digitalRead(sensor1);
  val2 = digitalRead(sensor2);

  if(val1==1){
    digitalWrite(relay1,1);
    if(state1==LOW){
      lcd.setCursor(0,0);
      lcd.print("MOTION DETECTED:");
      lcd.setCursor(0,1);
      lcd.print("STREETLIGHT #1");
      state1 = HIGH;
    }
  } else {
    digitalWrite(relay1,0);
    if(state1==HIGH){
      lcd.clear();
      lcd.setCursor(0,0);
      lcd.print("MOTION STOPPED:");
      lcd.setCursor(0,1);
      lcd.print("STREETLIGHT #1");
      state1 = LOW;
    }
  }
  if(val2==1){
    digitalWrite(relay2,1);
    if(state2==LOW){
      lcd.setCursor(0,0);
      lcd.print("MOTION DETECTED:");
      lcd.setCursor(0,1);
      lcd.print("STREETLIGHT #2");
      state2 = HIGH;
    }
  } else {
    digitalWrite(relay2,0);
    if(state2==HIGH){
      lcd.clear();
      lcd.setCursor(0,0);
      lcd.print("MOTION STOPPED:");
      lcd.setCursor(0,1);
      lcd.print("STREETLIGHT #2");
      state2 = LOW;
    }
  }
  if(val1==HIGH && val2==HIGH){
    lcd.setCursor(0,0);
    lcd.print("MOTION DETECTED:");
    lcd.setCursor(0,1);
    lcd.print("STREELIGHT #1&2");
  }
}