#include <MD_Parola.h>
#include <MD_MAX72xx.h>
#include <SPI.h>
#include <DHT.h>
#include <Wire.h>
#include <LiquidCrystal_I2C.h>
// #include <ledControl.h>

// set to 1 if we are implementing the user interface pot, switch,etc
#define USE_UI_CONTROL 0

#if USE_UI_CONTROL
#include <MD_UISwitch.h>
#endif

// turn on debug statment to the serial output
#define DEBUG 0

#if DEBUG
#define PRINT(s, x) { Serial.print(F(s)); Serial.print(x); }
#define PRINTS(x) Serial.print(F(x))
#define PRINTX(x) Serial.println(x, HEX)
#else
#define PRINT(s, x)
#define PRINTS(x)
#define PRINTX(x)
#endif

//define the number of device we have in the chain and the hardsware interface
// NOTE : these pin number will probably not work with your hardware and may
// need to be adapted
#define HARDWARE_TYPE MD_MAX72XX::PAROLA_HW
#define MAX_DEVICES 11
#define CLK_PIN 13
#define DATA_PIN 11
#define CS_PIN 10

// HARDWARE SPI
MD_Parola P = MD_Parola(HARDWARE_TYPE, CS_PIN, MAX_DEVICES);
// SOFTWARE SPI
// MD_Parola P = MD_pArola(HARDWARE_TYPE ,CS_PIN, MAX_DEVICES);

// scrolling parameters
#if USE_UI_CONTROL
const uint8_t SPEED_IN = A5;
const uint8_t DIRECTION_SET = 8; //change the effect
const uint8_t INVERT_SET = 9;  //cahnge the invert

const uint8_t SPEED_DEADBAND = 5;
#endif // USE_UI_CONTROL

uint8_t scrollSpeed = 25;    // default frame delas value
textEffect_t scrollEffect = PA_SCROLL_LEFT;
textPosition_t scrollAlign = PA_LEFT;
uint16_t scrollPause = 100;// in milliseconds

//global message buffers shared by serial and scrolling functions
#define BUF_SIZE 100
char curMessage[BUF_SIZE] = { "" };
char newMessage[BUF_SIZE] = { " RANGKAIAN ELEKTRONIKA SISTEM KOMPUTER KAMPUS SERANG KELAS 001 " };

bool newMessageAvailable = true;
#if USE_UI_CONTROL

MD_UISwitch_Digital uiDirection(DIRECTION_SET);
MD_UISwitch_Digital uiInvert(INVERT_SET);

void doUI(void) 
{
  //set the speed if it has changed
  {
    int16_t speed = map(analogRead(SPEED_IN), 0, 1023, 10, 150);

    if ((speed >= ((int16_t)P.getSpeed() + SPEED_DEADBAND)) ||
        (speed <= ((int16_t)P.getSpeed() - SPEED_DEADBAND))) 
    {
      P.setSpeed(speed);
      scrollSpeed = speed;
      PRINT("\nChanged speed to ", P.getSpeed());
    }
  }

  if (uiDirection.read() == MD_UISwitch::KEY_PRESS) 
  {
    PRINTS("\nChanging scroll direction");
    scrollEffect = (scrollEffect == PA_SCROLL_LEFT ? PA_SCROLL_RIGHT : PA_SCROLL_LEFT);
    P.setTextEffect(scrollEffect, scrollEffect);
    P.displayClear();
    P.displayReset();
  }

  if (uiInvert.read() == MD_UISwitch::KEY_PRESS) 
  {
    PRINTS("\nChanging invert mode");
    P.setInvert(!P.getInvert());
  }
}
#endif // USE_UI_CONTROL

void readSerial(void) 
{
  static char *cp = newMessage;

  while (Serial.available()) 
  {
    *cp = (char)Serial.read();
    if ((*cp == '\n') || (cp - newMessage >= BUF_SIZE - 2)) 
    {
      *cp = '\0'; // end the string
      //restart the index next filling spree and flag we have a message waiting
      cp = newMessage;
      newMessageAvailable = true;
    } 
    else //move char pointer to next position
      cp++;
  }
}


// Constants for DHT22 sensor
#define DHTPIN 2
#define DHTTYPE DHT22
DHT dht(DHTPIN, DHTTYPE);

// Constants for LCD
LiquidCrystal_I2C lcd(0x27, 16, 2);

// Constatnts for MAX7219 LED dot matrix module
//ledControl lc=ledControl(11, 13, 10, 1);

// Constants for Relay and LED
const int relayPin = 7;
const int ledPin = 8;
const int buzzerPin = 9; 

//mendefinisikan pin yang terhubung ke LED 
/*const int led1 = 3;
const int led2 = 4;
const int led3 = 5;
const int led4 = 6;*/

void setup() {


  Serial.begin(57600);
  Serial.print("\n[Parola Scrolling Display]\nType a message for the scrolling display\nEnd message line with a newline");

#if USE_UI_CONTROL
  uiDirection.begin();
  uiInvert.begin();
  pinMode(SPEED_IN, INPUT);

  doUI();
#endif// USE_UI_CONTROL

  P.begin();
  P.displayText(curMessage, scrollAlign, scrollSpeed, scrollPause, scrollEffect, scrollEffect);

  Serial.begin(9600);
  dht.begin();
  lcd.begin(16, 2);
  //lc.shutdown(0, false);
  //lc.setIntensity(0, 8);
  //lc.clearDisplay(0);
  pinMode(relayPin, OUTPUT);
  pinMode(ledPin, OUTPUT);
  pinMode(buzzerPin, OUTPUT); // Mengatur mode pin buzzer sebagai output
}

void loop() {

#if USE_UI_CONTROL
  doUI();
#endif

  if (P.displayAnimate()) 
  {
    if (newMessageAvailable) 
    {
      strcpy(curMessage, newMessage);
      newMessageAvailable = false;
    }
    P.displayReset();
  }
  readSerial();


  delay(80);

  // Membaca suhu dan kelembaban
  float humidity = dht.readHumidity();
  float temperature = dht.readTemperature();

   // Memeriksa apakah pembacaan valid
  if (isnan(humidity) || isnan(temperature)) {
    Serial.println("Gagal membaca sensor DHT22!");
    return;
  }

  // Menampilkan nama pembuat dan suhu/kelembaban pada LCD
  lcd.clear();
  //lcd.setCursor(0, 0);
  //lcd.print("NAMA: [Sisitem komputer]");
  lcd.setCursor(0, 0);
  lcd.print("Suhu: ");
  lcd.print(temperature);
  lcd.print(" C ");
  lcd.setCursor(0, 1);
  lcd.print("Lembab: ");
  lcd.print(humidity);
  lcd.print(" %");

   // Mengendalikan relay, LED, dan buzzer berdasarkan suhu
  if (temperature > 30) {
    digitalWrite(relayPin, HIGH); // Menyalakan relay
    digitalWrite(ledPin, HIGH);   // Menyalakan LED
    tone(buzzerPin, 2000);        // Mengaktifkan buzzer dengan frekuensi 2000 Hz
  } else {
    digitalWrite(relayPin, LOW); // Mematikan relay
    digitalWrite(ledPin, LOW);   // Mematikan LED
    noTone(buzzerPin);           // Mematikan buzzer
  }

  //mengendalikan relay dan LED berdasarkan suhu
  if (temperature > 30) {
    digitalWrite(relayPin, HIGH); // Menyalakan relay
    digitalWrite(ledPin, HIGH);  // Menyalakan LED
  } else {
    digitalWrite(relayPin, LOW); // Mematikan relay
    digitalWrite(ledPin, LOW); // Mematikan LED
  }

// Menyalakan LED 1
  /*digitalWrite(led1, HIGH);
  delay(500);

  // Mematikan LED 1
  digitalWrite(led1, LOW);

  // Menyalakan LED 2
  digitalWrite(led2, HIGH);
  delay(500);

  // Mematikan LED 2
  digitalWrite(led2, LOW);

  // Menyalakan LED 3
  digitalWrite(led3, HIGH);
  delay(500);

  // Mematikan LED 3
  digitalWrite(led3, LOW);

  // menyalakan LED 4
  digitalWrite(led4, HIGH);
  delay(500);

  // mematikan LED 4
  digitalWrite(led4, LOW);




  // Menampilkan teks berjalan pada modul LED dot matrix MAX7219
  /*char message[] = "Pembuat: DOSEN SISTEM KOMPUTER";
  int fontSize = 7; // Font size (1 or 2)

  for (int i = 0; i <= strlen(message) * 8; i++) {
    for (int j = 0; j < 8; j++) {
      int charIndex = (i + j) / 8;
      int columnIndex = (i + j) % 8;
      char currentChar = message[charIndex];
     
      // Menggunakan array kustom untuk karakter yang ingin ditampilkan
      byte charColumns[][8] = {
        // Karakter kustom (huruf A-Z dan spasi)
        // Contoh:
        {B0111110, B1000001, B1000001, B1000001, B1000001, B1000001, B1000001, B0111110}, // A
        {B1111110, B1000001, B1000001, B1111110, B1000001, B1000001, B1000001, B1111110}, // B
        // Tambahkan definisi karakter untuk A-Z dan spasi di sini sesuai kebutuhan
        // ...
        //karakter spasi
        {B0000000, B0000000, B0000000, B0000000, B0000000, B0000000, B0000000, B0000000}
      };

      // Dapatkan kolom karakter saat ini dari array kustom
      byte charColumn = charColumns[currentChar - 'A'][columnIndex];


     if (fontSize == 2) {
      lc.clearDisplay(0);
      // Tetapkan kolom ke modul LED dot matrix
      lc.setColumn(0, j, charColumn);
      
    }
    delay(10);


  }*/
}