// Memasukkan pustaka yang diperlukan:
#include <MD_Parola.h>
#include <MD_MAX72xx.h>
#include <SPI.h>

// Mendefiniskan jenis perangkat keras, ukuran, nomor pin keluaran:
// PERBAIKAN: Menggunakan FC16_HW agar teks tidak terbalik seperti cermin
//#define HARDWARE_TYPE MD_MAX72XX::FC16_HW //untuk Upload Fisik
#define HARDWARE_TYPE MD_MAX72XX::PAROLA_HW //untuk simulator Wokwi
#define MAX_DEVICES 4 // Definisi jumlah display yang terhubung

// MENGGUNAKAN PIN YANG BERDERET/BERSEBELAHAN DI ESP32 
#define CLK_PIN    25 // CLK atau SCK
#define CS_PIN     26 // CS atau SS
#define Data_PIN   27 // Data (DIN) atau MOSI

// PERBAIKAN PENTING: Memasukkan Data_PIN dan CLK_PIN ke dalam setup 
// agar library membaca pin kustom kita (Software SPI)
MD_Parola P = MD_Parola(HARDWARE_TYPE, Data_PIN, CLK_PIN, CS_PIN, MAX_DEVICES);

// Memastikan ARRAY_SIZE terdefinisi agar tidak error saat di-compile
#ifndef ARRAY_SIZE
#define ARRAY_SIZE(x) (sizeof(x)/sizeof(x[0]))
#endif

struct animations {
  textEffect_t   anim_in; // Animation type
  textEffect_t   anim_out;// Animation type
  const char *   textOut;   // Text to display 
  uint16_t       speed;        // Animation speed (multiplier for library default)
  uint16_t       pause;        // pause (multiplier for library default)
  textPosition_t just;
};

animations animList[] = {
  { PA_SCROLL_LEFT, PA_SCROLL_LEFT , "SELAMAT HARI KEMERDEKAAN RI KE 81 ", 3, 0, PA_LEFT },
  { PA_RANDOM, PA_GROW_DOWN, "merdeka", 1, 2 , PA_CENTER},

    { PA_SCROLL_LEFT, PA_SCROLL_LEFT , "Salam Tangguh ! IGI Provinsi Jawa Timur ", 3, 0, PA_LEFT },

  { PA_SCROLL_LEFT, PA_SCROLL_LEFT , "Robotika ", 9, 0, PA_LEFT },
  { PA_RANDOM, PA_GROW_DOWN, "R", 1, 2 , PA_CENTER},
  { PA_RANDOM, PA_GROW_DOWN, "O", 1, 2 , PA_CENTER},
  { PA_BLINDS, PA_GROW_DOWN ,"B", 1, 2 ,PA_CENTER},
  { PA_SCROLL_UP_RIGHT, PA_SCROLL_UP_RIGHT, "O", 1, 2 ,PA_RIGHT},
  { PA_SCROLL_DOWN_RIGHT, PA_SCROLL_DOWN_RIGHT, "T", 1, 2 , PA_CENTER},   
  { PA_SCROLL_UP_RIGHT, PA_SCROLL_UP_RIGHT, "I", 1, 2 ,PA_LEFT},
  { PA_RANDOM, PA_GROW_DOWN, "K", 1, 2 , PA_CENTER},
  { PA_RANDOM, PA_GROW_DOWN, "A", 1, 2 , PA_CENTER},

  { PA_SCROLL_LEFT, PA_SCROLL_LEFT , "Jurnalku by Fajar Himawan ", 9, 0, PA_LEFT },
  { PA_RANDOM, PA_GROW_DOWN, "J", 1, 2 , PA_CENTER},
  { PA_RANDOM, PA_GROW_DOWN, "U", 1, 2 , PA_CENTER},
  { PA_BLINDS, PA_GROW_DOWN ,"R", 1, 2 ,PA_CENTER},
  { PA_RANDOM, PA_GROW_DOWN, "N", 1, 2 , PA_CENTER},
  { PA_RANDOM, PA_GROW_DOWN, "A", 1, 2 , PA_CENTER},
  { PA_BLINDS, PA_GROW_DOWN ,"L", 1, 2 ,PA_CENTER},
  { PA_RANDOM, PA_GROW_DOWN, "K", 1, 2 , PA_CENTER},
  { PA_RANDOM, PA_GROW_DOWN, "U", 1, 2 , PA_CENTER},
};

void setup() {
  P.begin();
  
  for (uint8_t i=0; i<ARRAY_SIZE(animList); i++) {
    animList[i].speed *= P.getSpeed(); 
    animList[i].pause *= 500;
  }
}

void loop() {
  static uint8_t i = 0;  // text effect index

  if (P.displayAnimate()) // animates and returns true when an animation is completed
  {
    if (i == ARRAY_SIZE(animList)) i = 0;  // reset loop index

    P.displayText(animList[i].textOut, animList[i].just, animList[i].speed,  
                  animList[i].pause, animList[i].anim_in, animList[i].anim_out);
    delay(500);
    i++;   // then set up for next text effect
  }    
}