// Tugas 3 Syntax Switch Case
#define ECHO_PIN 15
#define TRIG_PIN 2
#define pinLed1  5
#define pinLed2  18
#define pinLed3  19
#define pinLed4  23
#define pinBuzzer  13 

float readDistanceCM() {
  digitalWrite(TRIG_PIN, LOW);
  delayMicroseconds(2);
  digitalWrite(TRIG_PIN, HIGH);
  delayMicroseconds(10);
  digitalWrite(TRIG_PIN, LOW);
  int duration = pulseIn(ECHO_PIN, HIGH);
  return duration * 0.034 / 2;
}
void setup() {
  Serial.begin(115200);
  pinMode(pinLed1, OUTPUT);
  pinMode(pinLed2, OUTPUT);
  pinMode(pinLed3, OUTPUT);
  pinMode(pinLed4, OUTPUT);
  pinMode(pinBuzzer, OUTPUT);
  pinMode(TRIG_PIN, OUTPUT);
  pinMode(ECHO_PIN, INPUT);
}

void loop() {
  int distance = readDistanceCM();
  Serial.print("Measured distance: ");
  Serial.println(distance);
  Serial.println("    cm");

    switch (distance) {
    case 10 ... 100:Serial.println("Warning = Siaga 1");
    digitalWrite(pinLed1, HIGH);
    digitalWrite(pinLed2, LOW);
    digitalWrite(pinLed3, LOW);
    digitalWrite(pinLed4, LOW);
    digitalWrite(pinBuzzer, HIGH);
    break;
    case 101 ... 200:Serial.println("Warning = Siaga 2");
    digitalWrite(pinLed1, HIGH);
    digitalWrite(pinLed2, HIGH);
    digitalWrite(pinLed3, LOW);
    digitalWrite(pinLed4, LOW);
    digitalWrite(pinBuzzer, HIGH);
    break;
    case 201 ... 300:Serial.println("Warning = Siaga 3");
    digitalWrite(pinLed1, HIGH);
    digitalWrite(pinLed2, HIGH);
    digitalWrite(pinLed3, HIGH);
    digitalWrite(pinLed4, LOW);
    digitalWrite(pinBuzzer, HIGH);
    break;
    case 301 ... 400:Serial.println("Warning = Siaga 4");
    digitalWrite(pinLed1, HIGH);
    digitalWrite(pinLed2, HIGH);
    digitalWrite(pinLed3, HIGH);
    digitalWrite(pinLed4, HIGH);
    digitalWrite(pinBuzzer, HIGH);
    break;
    default:
    Serial.println("KONDISI AMAN");
    digitalWrite(pinLed1, LOW);
    digitalWrite(pinLed2, LOW);
    digitalWrite(pinLed3, LOW);
    digitalWrite(pinLed4, LOW);
    digitalWrite(pinBuzzer, LOW);
    break;
    }
 

  delay(1000); // this speeds up the simulation
}