#include <Wire.h>
#include <LiquidCrystal_I2C.h>
#include <DHTesp.h>


// Bagian Blynk
#define BLYNK_PRINT Serial

#define BLYNK_TEMPLATE_ID "TMPL6UtyBiGYw"
#define BLYNK_TEMPLATE_NAME "kelembaban tanah"
#define BLYNK_AUTH_TOKEN "_GhnaQXqMdoKoRZpFR7P8ukH9bc8ORMM"

// Bagian BLYNK
#include <WiFi.h>
#include <WiFiClient.h>
#include <BlynkSimpleEsp32.h>

// Variable di Blynk
#define kondisitanah V0
#define basah V1
#define kering V2
#define suhu V3
#define kelembaban V4

// WIFI
char ssid[] = "kelembaban";
char pass[] = "sembarang";


DHTesp dhtsensor;
LiquidCrystal_I2C lcd(0x27, 16, 2); // Alamat I2C LCD

const int dhtpin = 15;
const int soilMoisture = 12; // Soil Moisture sensor
const int alkon = 13; // Relay Alkon

int kondisibasah = 50; // Kondisi basahnya 50%

//Blynk State
BLYNK_CONNECTED(){
  Blynk.syncAll();
}

// Kondisi dari blynk
BLYNK_WRITE(basah){
  int value = param.asInt();
  kondisibasah = value;
}

void setup() {
  Serial.begin(115200);
  lcd.init();
  lcd.backlight();
  lcd.setCursor(2,0);  //Menggeser Letak Teks (x,y)
  lcd.print("Alat Penyiraman");	//Menampilkan Teks
  lcd.setCursor(2,1);
  lcd.print("Tanaman");
  delay(4000);	//Jeda Waktu
  lcd.clear();	//Membersihkan Tampilan Teks pada LCD

  // DHT
  dhtsensor.setup(dhtpin, DHTesp::DHT11);
  pinMode(alkon, OUTPUT);
  pinMode(soilMoisture, INPUT);
  
  // BLYNK Connection
  Blynk.begin(BLYNK_AUTH_TOKEN, ssid, pass);
}

void loop() {
  // Jalankan Blynk diawal
  delay(50);
  float sensorValue = analogRead(soilMoisture);
  Serial.print("Sensor Value");
  Serial.println(sensorValue);
  float dividevalue = sensorValue/4095;
  float waterLevel = dividevalue*100;

  TempAndHumidity  data = dhtsensor.getTempAndHumidity();

  lcd.clear();
  lcd.setCursor(0, 0);
  lcd.print("Water Level: ");
  lcd.print(waterLevel);
  lcd.print("%");

  lcd.setCursor(0, 1);
  lcd.print("T:");
  lcd.print(data.temperature);
  lcd.setCursor(8,1);
  lcd.print("H:");
  lcd.print(data.humidity);
  // Serial.println("%");
  Serial.println(waterLevel);
  // Kirim ke Blynk
  Blynk.virtualWrite(suhu, data.temperature);
  Blynk.virtualWrite(kelembaban, data.humidity);
  // Cek Dan jalankan Alkon sesuai kondisi
  if (waterLevel < 75) {
    Serial.println("Basah");
    delay(100);
    digitalWrite(alkon, HIGH);
  } else {
    Serial.print("Kering");
    delay(100);
    digitalWrite(alkon, LOW);
  }

  delay(250); // Delay untuk menghindari fluktuasi cepat pada pembacaan
}