#include <MD_MAX72xx.h>
#include <ezButton.h>
#include "animations.h"

// Define the number of devices we have in the chain and the hardware interface
#define MAX_DEVICES 4
#define HARDWARE_TYPE MD_MAX72XX::PAROLA_HW

#define CLK_PIN   18  // or SCK
#define DATA_PIN  23  // or MOSI
#define CS_PIN    5  // or SS

ezButton btnPlay(2);

void playAnimation();

// Create a new instance of the MD_MAX72XX library
MD_MAX72XX mx = MD_MAX72XX(HARDWARE_TYPE, DATA_PIN, CLK_PIN, CS_PIN, MAX_DEVICES);

bool animationPlaying = false;
unsigned long lastMillis = 0;
const unsigned int frameRate = (25); // How fast animation plays (lower = faster)

bool btnToggle = false;

void setup() {
  btnPlay.setDebounceTime(50);
  mx.begin();
  mx.control(MD_MAX72XX::INTENSITY, 1); // Set intensity level (0-15)
  mx.clear();
}

void loop() {
btnPlay.loop();
unsigned long now = millis();
delay(10);

  if(btnPlay.isPressed()) {
    btnToggle = !btnToggle;
  }
  if (btnToggle == true) {
    if (now - lastMillis >= frameRate){
        animationPlaying = true;
        lastMillis = now;
        playAnimation();
        } else {
        animationPlaying = false;
      }
    }
  }

void playAnimation() {
static byte currentFrame = 0;

  if (animationPlaying == true) {
    for (int ii = 0; ii < 32; ii++) {
      mx.setColumn(ii, animation_01[currentFrame][ii]);
    }
    currentFrame++;
    if (currentFrame >= sizeof(animation_01) / sizeof(animation_01[0])) {
      currentFrame = 0;
    }
  }
}