#include <Servo.h>

const int soilSensorPin = A0; 
const int rainSensorPin = A1; 
const int greenLedPin = 3; 
const int redLedPin = 2; 
const int servoPin = 5; 

Servo waterServo;

float hujan, Tanah;
float hasilHujan, hasilTanah;


void setup() {
  pinMode(greenLedPin, OUTPUT);
  pinMode(redLedPin, OUTPUT);
  pinMode(soilSensorPin, INPUT);
  pinMode(rainSensorPin, INPUT);
  
  waterServo.attach(servoPin);
  waterServo.write(0); 

  Serial.begin(9600);
}

void loop() {
  hasilHujan = analogRead(rainSensorPin);
  hujan = ((hasilHujan / 1023.0) * 100);

  hasilTanah = analogRead(soilSensorPin);
  Tanah = ((hasilTanah / 1023.0) * 100);

  Serial.print("Kelembaban Tanah: ");
  Serial.print(Tanah);
  Serial.println("%");
  Serial.print("Hujan: ");
  Serial.print(hujan);
  Serial.println("%");
  
  if (Tanah >= 40 && Tanah <= 60) {
    digitalWrite(greenLedPin, HIGH);
    digitalWrite(redLedPin, LOW); 
    Serial.println("Kelembaban Tanah Baik");
  } else {
    digitalWrite(greenLedPin, LOW); 
    digitalWrite(redLedPin, HIGH); 
    Serial.println("Kelembaban Tanah Tidak Baik");
  }
  
  if (hujan > 50) { 
    waterServo.write(180); 
    Serial.println("Saluran Air Terbuka (Hujan)");
  } else {
    waterServo.write(0); 
    Serial.print("Saluran Air Tertutup");
    Serial.println("(Tidak Hujan)");
  }
  Serial.println("");
  delay(1000);
}