#include <WiFi.h>
#include <Servo.h>
#include <BlynkSimpleEsp32.h>
#define BLYNK_TEMPLATE_ID "TMPL6lV0gBKUG"
#define BLYNK_TEMPLATE_NAME "sistem pengaiaran hidroponik"
#define BLYNK_AUTH_TOKEN "WcrhtNOVJ1-xvjNcbUH_0qZooBklY30p"
char auth[] = "WcrhtNOVJ1-xvjNcbUH_0qZooBklY30p";
char ssid[] = "Wokwi-GUEST"; //nama hotspot yang digunakan
char pass[] = ""; //password hotspot yang digunakan

#define triggerPin 4
#define echoPin 2
#define LED1 25
#define LED2 26
#define LED3 27
long durasi;
int jarak, ldr, cahaya;
Servo cahaya_1;

bool status = false;
BLYNK_WRITE(V4)
{
  int pinValue = param.asInt();

  if (pinValue == 1 ) {
    status = true;
    Serial.println("Nutrisi di Tambah");
  }
  else {
    status = false;
  }
}


void setup() {
  Blynk.begin(auth, ssid, pass);
  {
    Serial.print(".");
    delay(500);
  }
  pinMode(triggerPin, OUTPUT);
  pinMode(LED1, OUTPUT);
  pinMode(LED2, OUTPUT);
  pinMode(LED3, OUTPUT);
  pinMode(echoPin, INPUT);

  Serial.begin(9600);
  cahaya_1.attach(25);
}

void loop() {
  Blynk.run();
  digitalWrite(triggerPin, LOW);
  delayMicroseconds(2);
  digitalWrite(triggerPin, HIGH);
  delayMicroseconds(10);
  digitalWrite(triggerPin, LOW);
  durasi = pulseIn(echoPin, HIGH);
  jarak = durasi * 0.034 / 2;
  Blynk.virtualWrite(V3, jarak);
  ldr = map(analogRead(34), 0, 4096, 100, 0);
  cahaya = map(analogRead(35), 0, 4096, 0, 100);

  if (status == true) {
    cahaya_1.write(0);
    Serial.println("Nutrisi di Buka");
  } else {

    if (ldr < 30 || cahaya > 40) {
      cahaya_1.write(180);
      Serial.println("Nutrisi di Tutup");
    }
  }

  if (jarak > 80) {
    Serial.println("Air lebih dari 8cm");
    digitalWrite(LED1, HIGH);
    digitalWrite(LED2, LOW);
    digitalWrite(LED3, LOW);
    Blynk.virtualWrite(V0, HIGH);
    Blynk.virtualWrite(V1, LOW);
    Blynk.virtualWrite(V2, LOW);


  } else if (jarak <= 80 && jarak >= 40) {
    Serial.println("Air berada diantara 4cm hingga 8cm");
    digitalWrite(LED2, HIGH);
    digitalWrite(LED1, LOW);
    digitalWrite(LED3, LOW);
    Blynk.virtualWrite(V1, HIGH);
    Blynk.virtualWrite(V0, LOW);
    Blynk.virtualWrite(V2, LOW);

  } else if (jarak < 40) {
    Serial.println("Air kurang dari 4cm");
    digitalWrite(LED3, HIGH);
    digitalWrite(LED2, LOW);
    digitalWrite(LED1, LOW);
    Blynk.virtualWrite(V2, HIGH);
    Blynk.virtualWrite(V1, LOW);
    Blynk.virtualWrite(V0, LOW);
  }

}