#include <Arduino.h>
#include <Ultrasonic.h>

#define ESP32
#define echoPin1 34
#define echoPin2 32
#define echoPin3 25
#define trigPin1 35
#define trigPin2 33
#define trigPin3 26

Ultrasonic ultrasonic1(trigPin1, echoPin1);
Ultrasonic ultrasonic2(trigPin2, echoPin2);
Ultrasonic ultrasonic3(trigPin3, echoPin3);

void setup() {
  pinMode(trigPin1, OUTPUT);
  pinMode(echoPin1, INPUT);
  pinMode(trigPin2, OUTPUT);
  pinMode(echoPin2, INPUT);
  pinMode(trigPin3, OUTPUT);
  pinMode(echoPin3, INPUT);
}

void loop() {
  long distance1 = ultrasonic1.read();
  long distance2 = ultrasonic2.read();
  long distance3 = ultrasonic3.read();

  if (distance1 < 10) {
    ledRGB1(1,0,0);
  }

  else if(distance1 > 10 && distance1 < 30) {
    ledRGB1(0,1,0);
  }
}

void ledRGB1(int redOne, int greenOne, int blueOne) {
  digitalWrite(27, redOne);
  digitalWrite(14, greenOne);
  digitalWrite(12, blueOne);
}

void ledRGB2(int redTwo, int greenTwo, int blueTwo) {
  digitalWrite(19, redTwo);
  digitalWrite(18, greenTwo);
  digitalWrite(5, blueTwo);
}

void ledRGB3(int redThree, int greenThree, int blueThree) {
  digitalWrite(17, redThree);
  digitalWrite(16, greenThree);
  digitalWrite(4, blueThree);
}