#include <Arduino.h>

//TAIL FADE IN
int duration = 210; // 700 ms
float conv = (float) 255/100;// Converts PWM % values into 8 a bit register values

// setting PWM properties

const int freq = 500;
const int resolution = 8;

const int ledChannel1 = 0;
const int ledChannel2 = 1;
const int ledChannel3 = 2;
const int ledChannel4 = 3;
const int ledChannel5 = 4;
const int ledChannel6 = 5;
const int ledChannel7 = 6;
const int ledChannel8 = 7;
const int ledChannel9 = 8;
const int ledChannel10 = 9;
const int ledChannel11 = 10;
const int ledChannel12 = 11;
const int ledChannel13 = 12;
const int ledChannel14 = 13;
const int ledChannel15 = 14;
const int ledChannel16 = 15;

// PWM % in each segment at each step of 10 ms
int PWMControl[] = {0, 5, 10, 20, 40, 60, 80, 100};
const int LEDSelector[] = {ledChannel1, ledChannel2, ledChannel3, ledChannel4, ledChannel5, ledChannel6, ledChannel7, ledChannel8, ledChannel9, ledChannel10, ledChannel11, ledChannel12, ledChannel13, ledChannel14, ledChannel15, ledChannel16};


//PIN definitions
const int outPut1 = 13;
const int outPut2 = 27;   
const int outPut3 = 26;   
const int outPut4 = 25;   

const int outPut5 = 12;
const int outPut6 = 14;
const int outPut7 = 32;
const int outPut8 = 33;

const int outPut9 = 15;
const int outPut10 = 2;
const int outPut11 = 0;
const int outPut12 = 4;

const int outPut13 = 16;
const int outPut14 = 17;
const int outPut15 = 5;
const int outPut16 = 18;

// Defina os pinos dos botões
const int buttonPin1 = 19;

int currentAnimation = 0;
int brightness = 0;
int fadeAmount = 50;
bool animationRunning = false;

void setup() {
  Serial.begin(921600);

  // configure LED PWM functionalitites
  ledcSetup(ledChannel1, freq, resolution);
  ledcSetup(ledChannel2, freq, resolution);
  ledcSetup(ledChannel3, freq, resolution);
  ledcSetup(ledChannel4, freq, resolution);
  ledcSetup(ledChannel5, freq, resolution);
  ledcSetup(ledChannel6, freq, resolution);
  ledcSetup(ledChannel7, freq, resolution);
  ledcSetup(ledChannel8, freq, resolution);
  ledcSetup(ledChannel9, freq, resolution);
  ledcSetup(ledChannel10, freq, resolution);
  ledcSetup(ledChannel11, freq, resolution);
  ledcSetup(ledChannel12, freq, resolution);
  ledcSetup(ledChannel13, freq, resolution);
  ledcSetup(ledChannel14, freq, resolution);
  ledcSetup(ledChannel15, freq, resolution);
  ledcSetup(ledChannel16, freq, resolution);


  // attach the channel to the GPIO to be controlled
  ledcAttachPin(outPut1, ledChannel1);
  ledcAttachPin(outPut2, ledChannel2);
  ledcAttachPin(outPut3, ledChannel3);
  ledcAttachPin(outPut4, ledChannel4);

  ledcAttachPin(outPut5, ledChannel5);
  ledcAttachPin(outPut6, ledChannel6);
  ledcAttachPin(outPut7, ledChannel7);
  ledcAttachPin(outPut8, ledChannel8);

  ledcAttachPin(outPut9, ledChannel9);
  ledcAttachPin(outPut10, ledChannel10);
  ledcAttachPin(outPut11, ledChannel11);
  ledcAttachPin(outPut12, ledChannel12);

  ledcAttachPin(outPut13, ledChannel13);
  ledcAttachPin(outPut14, ledChannel14);
  ledcAttachPin(outPut15, ledChannel15);
  ledcAttachPin(outPut16, ledChannel16);

  Serial.println("FULL CONFIG DONE");
}

void loop() {
  if (digitalRead(buttonPin1) == HIGH) {
    if (!animationRunning) {
      startAnimation();
    } else {
      stopAnimation();
    }
    delay(100);
  }
}

void startAnimation() {
  animationRunning = true;
  while (animationRunning) {
    executeAnimation();
    // Add any additional logic or conditions for continuous animation
  }
}

void stopAnimation() {
  animationRunning = false;
}

void executeAnimation() {
  switch (currentAnimation) {
    case 0:
      firstLoop();
      break;
    case 1:
      secondLoop();
      break;
    case 2:
      thirdLoop();
      break;
    case 3:
      fourthLoop();
      break;
  }

  //currentAnimation = (currentAnimation + 1) % 4;
  delay(100);  // Add a delay to make the transitions smoother, adjust as needed
}

//Primeiro void loop
void firstLoop() {
  for (int i = 0; i < 16; i += 2) {  // Ajuste para ativar de duas em duas
    int currentChannel1 = LEDSelector[i];
    int currentChannel2 = LEDSelector[i + 1];

    // Ativação das LEDs
    ledcWrite(currentChannel1, 255);  // Define o brilho como 100%
    ledcWrite(currentChannel2, 255);
    delay(100);  // Aguarde um curto período para observar o efeito
  }

  delay(500);  // Aguarde um breve momento antes de reiniciar o ciclo

  // Desativa todas as LEDs após o ciclo
  for (int i = 0; i < 16; i++) {
    int currentChannel = LEDSelector[i];
    ledcWrite(currentChannel, 0);  // Desativa a LED
  }
}

//Segundo void loop
void secondLoop() {
  for (int i = 0; i < 16; i += 2) {  // Ativa de duas em duas
    int currentChannel1 = LEDSelector[i];
    int currentChannel2 = LEDSelector[i + 1];

    // Ativação gradual das primeiras LEDs
    for (int brightness = 0; brightness <= 127; brightness += 5) {
      ledcWrite(currentChannel1, brightness);
      ledcWrite(currentChannel2, brightness);
      delay(10);
    }

    // Aguarda um curto período antes de ativar as próximas LEDs
    delay(10);

    // Ativação das próximas LEDs em 100%
    if (i < 14) {
      int nextChannel1 = LEDSelector[i + 2];
      int nextChannel2 = LEDSelector[i + 3];
      ledcWrite(nextChannel1, 255);
      ledcWrite(nextChannel2, 255);
    }
  }

  // Desliga todas as LEDs no final do ciclo
  for (int i = 0; i < 16; i++) {
    int currentChannel = LEDSelector[i];
    ledcWrite(currentChannel, 0);
  }

  delay(10);
}



//Terceiro void loop

void thirdLoop() {
  for (int i = 0; i < 16; i++) {
    int currentChannel = LEDSelector[i];
    ledcWrite(currentChannel, 255);  // Define o brilho como 100%
    delay(100);  // Aguarde um curto período para observar o efeito
  }

  delay(500);  // Aguarde um breve momento antes de reiniciar o ciclo

  // Desativa todas as LEDs após o ciclo
  for (int i = 0; i < 16; i++) {
    int currentChannel = LEDSelector[i];
    ledcWrite(currentChannel, 0);  // Desativa a LED
  }
}

//Quarto void loop

void fourthLoop() {
  for (int i = 0; i < 16; i++) {
    int currentChannel = LEDSelector[i];

    // Ativação gradual da LED atual
    for (int brightness = 0; brightness <= 127; brightness += 5) {
      ledcWrite(currentChannel, brightness);
      delay(10);
    }

    // Aguarda um curto período antes de ativar a próxima LED
    delay(10);

    // Ativação da próxima LED em 100%
    if (i < 15) {
      int nextChannel = LEDSelector[i + 1];
      ledcWrite(nextChannel, 255);
    }
  }

  // Desliga todas as LEDs
  for (int i = 0; i < 16; i++) {
    int currentChannel = LEDSelector[i];
    ledcWrite(currentChannel, 0);
  }

  delay(10);
}