#include <DHT.h>
#include <ShiftRegister74HC595.h>

// Konfigurasi DHT22
#define DHTPIN A4
#define DHTTYPE DHT22
DHT dht(DHTPIN, DHTTYPE);

// Konfigurasi Seven Segment
ShiftRegister74HC595<4> sr(8, 7, 4); // SR_Data, SR_Clock, SR_Latch

// Konfigurasi Output
#define FAN_PIN 13
#define SPRAY_PIN 12
#define HEATER_PIN 11

// Konfigurasi Tombol
#define BUTTON1_PIN A1
#define BUTTON2_PIN A2
#define BUTTON3_PIN A3

// Variabel pengaturan
float maxTemp = 30.0;
float minTemp = 25.0;
float minHumidity = 50.0;

void setup() {
  dht.begin();
  Serial.begin(115200);
  pinMode(FAN_PIN, OUTPUT);
  pinMode(SPRAY_PIN, OUTPUT);
  pinMode(HEATER_PIN, OUTPUT);
  pinMode(BUTTON1_PIN, INPUT);
  pinMode(BUTTON2_PIN, INPUT);
  pinMode(BUTTON3_PIN, INPUT);
  sr.setAllHigh(); // Matikan semua display seven segment
}

void loop() {
  float temp = dht.readTemperature();
  float humidity = dht.readHumidity();
  Serial.print("suhu :" + String(temp));
  Serial.println(" Kelembapan  :" + String(humidity));

  // Kontrol Kipas
  if (temp > maxTemp) {
    digitalWrite(FAN_PIN, HIGH);
  } else {
    digitalWrite(FAN_PIN, LOW);
  }

  // Kontrol Spray Air
  if (humidity < minHumidity) {
    digitalWrite(SPRAY_PIN, HIGH);
  } else {
    digitalWrite(SPRAY_PIN, LOW);
  }

  // Kontrol Elemen Pemanas
  if (temp < minTemp) {
    digitalWrite(HEATER_PIN, HIGH);
  } else {
    digitalWrite(HEATER_PIN, LOW);
  }

  // Tampilkan suhu dan kelembapan secara bergantian
  static unsigned long lastDisplaySwitch = 0;
  if (millis() - lastDisplaySwitch > 5000) {
    lastDisplaySwitch = millis();
    displayData(temp, humidity);
  }

  // Pengaturan Tombol
  if (digitalRead(BUTTON1_PIN) == HIGH) {
    maxTemp = adjustValue(maxTemp);
  }
  if (digitalRead(BUTTON2_PIN) == HIGH) {
    minTemp = adjustValue(minTemp);
  }
  if (digitalRead(BUTTON3_PIN) == HIGH) {
    minHumidity = adjustValue(minHumidity);
  }
}

void displayData(float temp, float humidity) {
  // Implementasi untuk menampilkan data pada display seven segment menggunakan IC 74HC595
  // Tampilkan suhu terlebih dahulu, lalu kelembapan
 sr.set(1,9);


}

float adjustValue(float currentValue) {
  // Implementasi untuk mengatur nilai baru menggunakan tombol
  // Mengembalikan nilai baru yang disesuaikan
  return currentValue; // Contoh implementasi sementara
}