#include <MD_Parola.h>
#include <MD_MAX72xx.h>
#include <SPI.h>

#define HARDWARE_TYPE MD_MAX72XX::PAROLA_HW
#define MAX_DEVICES 4
#define CS_PIN 12

MD_Parola tugas = MD_Parola(HARDWARE_TYPE, CS_PIN, MAX_DEVICES);

int A = 8;
int B = 7;
int C = 9;
int D = 6;
int E = 10;
int F = 5;
int G = 4;
int angka = 3; // Memulai dari angka 3
const int button = 2;
int tekan_ke = 0;

void setup() {
  pinMode(A, OUTPUT);
  pinMode(B, OUTPUT);
  pinMode(C, OUTPUT);
  pinMode(D, OUTPUT);
  pinMode(E, OUTPUT);
  pinMode(F, OUTPUT);
  pinMode(G, OUTPUT);
  pinMode(button, INPUT_PULLUP);

  tugas.begin();
  tugas.displayClear();
}

void loop() {
  if (digitalRead(button) == LOW) {
    tekan_ke++;
    delay(500); // Debounce button press

    if (tekan_ke == 1) {
      // Tampilkan nama dari kiri ke kanan
      tugas.displayClear();
      tugas.displayText("yu_is", PA_CENTER, 100, 5, PA_SCROLL_LEFT, PA_SCROLL_LEFT);
      while (!tugas.displayAnimate()); // Animasi berjalan

      // Tampilkan NIM dari kanan ke kiri
      tugas.displayText("005", PA_CENTER, 100, 5, PA_SCROLL_RIGHT, PA_SCROLL_RIGHT);
      while (!tugas.displayAnimate()); // Animasi berjalan
    } 
    else if (tekan_ke == 2) {
      // Menampilkan angka 3, 2, 1 secara mundur di seven-segment
      for (angka = 3; angka > 0; angka--) {
        displayAngka(angka);
        delay(1000);
      }
    } 
    else if (tekan_ke == 3) {
      // Reset dan kembali ke kondisi awal
      tugas.displayClear();
      tekan_ke = 0;
    }
  }
}

void displayAngka(int num) {
  // Reset semua segmen
  digitalWrite(A, HIGH);
  digitalWrite(B, HIGH);
  digitalWrite(C, HIGH);
  digitalWrite(D, HIGH);
  digitalWrite(E, HIGH);
  digitalWrite(F, HIGH);
  digitalWrite(G, HIGH);

  // Atur segmen berdasarkan angka
  switch (num) {
    case 1: // Tampilkan angka 1
      digitalWrite(B, LOW);
      digitalWrite(C, LOW);
      break;
    case 2: // Tampilkan angka 2
      digitalWrite(A, LOW);
      digitalWrite(B, LOW);
      digitalWrite(D, LOW);
      digitalWrite(E, LOW);
      digitalWrite(G, LOW);
      break;
    case 3: // Tampilkan angka 3
      digitalWrite(A, LOW);
      digitalWrite(B, LOW);
      digitalWrite(C, LOW);
      digitalWrite(D, LOW);
      digitalWrite(G, LOW);
      break;
  }
}