#define BLYNK_PRINT Serial
#define BLYNK_TEMPLATE_ID "TMPL6WR_XIdcu"
#define BLYNK_TEMPLATE_NAME "Smart Mushroom Farming"
#include <WiFi.h>
#include <WiFiClient.h>
#include <BlynkSimpleEsp32.h>
#include <DHT.h>

// Isi dengan auth token dari Blynk
char auth[] = "cLmnX0Jdd14IMfOQUDQpyAtmMpeMZaNL";

// Isi dengan credentials WiFi
char ssid[] = "Wokwi-GUEST";
char pass[] = "";

// Pin definitions
#define DHT_PIN 4
#define LDR_PIN 36
#define FAN_PIN 5
#define MIST_PIN 18
#define DHT_TYPE DHT22

DHT dht(DHT_PIN, DHT_TYPE);

// Variables
float temperature = 0;
float humidity = 0;
int lightLevel = 0;

// Thresholds untuk lingkungan jamur
float tempThresholdHigh = 24.0;  // Suhu maksimum
float tempThresholdLow = 18.0;   // Suhu minimum
float humThresholdHigh = 90.0;   // Kelembaban maksimum
float humThresholdLow = 70.0;    // Kelembaban minimum
int lightThreshold = 20;         // Ambang batas cahaya

BlynkTimer timer;

void readSensors() {
  // Baca suhu dan kelembaban
  temperature = dht.readTemperature();
  humidity = dht.readHumidity();
  
  // Baca tingkat cahaya
  lightLevel = analogRead(LDR_PIN);
  lightLevel = map(lightLevel, 4095, 0, 0, 100); // Konversi ke persentase
  
  // Kirim data ke Blynk
  Blynk.virtualWrite(V0, temperature);
  Blynk.virtualWrite(V1, humidity);
  Blynk.virtualWrite(V2, lightLevel);
  
  // Kontrol otomatis kipas berdasarkan suhu
  if (temperature > tempThresholdHigh) {
    digitalWrite(FAN_PIN, HIGH); // Nyalakan kipas
    Blynk.virtualWrite(V3, 1);
    Blynk.logEvent("high_temp", "Suhu tinggi, kipas dinyalakan");
  } else if (temperature < tempThresholdLow) {
    digitalWrite(FAN_PIN, LOW); // Matikan kipas
    Blynk.virtualWrite(V3, 0);
  }
  
  // Kontrol otomatis penyemprot berdasarkan kelembaban
  if (humidity < humThresholdLow) {
    digitalWrite(MIST_PIN, HIGH); // Nyalakan penyemprot
    Blynk.virtualWrite(V4, 1);
    Blynk.logEvent("low_humidity", "Kelembaban rendah, penyemprot dinyalakan");
  } else if (humidity > humThresholdHigh) {
    digitalWrite(MIST_PIN, LOW); // Matikan penyemprot
    Blynk.virtualWrite(V4, 0);
  }
  
  // Notifikasi jika cahaya terlalu terang
  if (lightLevel > lightThreshold) {
    Blynk.logEvent("high_light", "Cahaya terlalu terang untuk jamur");
  }
}

// Kontrol manual kipas dari Blynk
BLYNK_WRITE(V3) {
  int pinValue = param.asInt();
  digitalWrite(FAN_PIN, pinValue);
}

// Kontrol manual penyemprot dari Blynk
BLYNK_WRITE(V4) {
  int pinValue = param.asInt();
  digitalWrite(MIST_PIN, pinValue);
}

// Widget untuk mengubah threshold
BLYNK_WRITE(V5) {
  tempThresholdHigh = param.asFloat();
}

BLYNK_WRITE(V6) {
  tempThresholdLow = param.asFloat();
}

BLYNK_WRITE(V7) {
  humThresholdHigh = param.asFloat();
}

BLYNK_WRITE(V8) {
  humThresholdLow = param.asFloat();
}

void setup() {
  Serial.begin(115200);
  
  // Inisialisasi pin
  pinMode(FAN_PIN, OUTPUT);
  pinMode(MIST_PIN, OUTPUT);
  digitalWrite(FAN_PIN, LOW);
  digitalWrite(MIST_PIN, LOW);
  
  // Inisialisasi sensor DHT
  dht.begin();
  
  // Koneksi ke WiFi dan Blynk
  Blynk.begin(auth, ssid, pass);
  
  // Setup timer untuk membaca sensor setiap 2 detik
  timer.setInterval(2000L, readSensors);
}

void loop() {
  Blynk.run();
  timer.run();
}