#include <ezButton.h>

const int BTN_PINS[3] = {13, 12, 11};
const int LED_PINS[8] = {10, 9, 8, 7, 6, 5, 4, 3};
//const int b1 = 13;
//const int b2 = 12;
//const int b3 = 11;
//bool buttonState1;
//bool buttonState2;
//bool buttonState3;
int increment;

int btn1Status = 0;

ezButton button1(BTN_PINS[0], 0);  // create ezButton object that attach to pin 6;
ezButton button2(BTN_PINS[1], 0);  // create ezButton object that attach to pin 7;
ezButton button3(BTN_PINS[2], 0);  // create ezButton object that attach to pin 8;

void setup() {
  Serial.begin(9600);
  button1.setDebounceTime(20); // set debounce time to 50 milliseconds
  button2.setDebounceTime(50); // set debounce time to 50 milliseconds
  button3.setDebounceTime(50); // set debounce time to 50 milliseconds
  button1.setCountMode(COUNT_FALLING);
  //pinMode(b1, INPUT_PULLUP);
  //pinMode(b2, INPUT_PULLUP);
  //pinMode(b3, INPUT_PULLUP);
  // put your setup code here, to run once:
  for (int led = 3; led <= 10; led++) {
    pinMode(led, OUTPUT);

  }

}


void loop() {

  button1.loop(); // MUST call the loop() function first
  button2.loop(); // MUST call the loop() function first
  button3.loop(); // MUST call the loop() function first

  

  //int buttonState1 = !button1.getState();
  //int buttonState1 = button1.getState() ;
  int buttonState2 = button2.getState();
  int buttonState3 = button3.getState();

  unsigned long count = button1.getCount();
  Serial.println(count);
  
    //Serial.print("button 1 state: ");
    //if ( button1.getCount() % 2 == 0) {
      //btn1Status = 1;
    //} else {
      //btn1Status = 0;
    //}
    //Serial.println(btn1Status);
    //Serial.println(buttonState1);
//}
  /*
    //Serial.print("button 2 state: ");
    //Serial.println(btn2State);
    //Serial.print("button 3 state: ");
    //Serial.println(btn3State);

    if(button1.isPressed())
    Serial.println("The button 1 is pressed");

    if(button1.isReleased())
    Serial.println("The button 1 is released");

    if(button2.isPressed())
    Serial.println("The button 2 is pressed");

    if(button2.isReleased())
    Serial.println("The button 2 is released");

    if(button3.isPressed())
    Serial.println("The button 3 is pressed");

    if(button3.isReleased())
    Serial.println("The button 3 is released");
  */

  //buttonState1 = not(digitalRead(b1));
  //buttonState2 = not(digitalRead(b2));
  //buttonState3 = not(digitalRead(b3));
  // put your main code here, to run repeatedly:



/*
  if (buttonState1 == 0 && buttonState2 == 0 && buttonState3 == 0) {
    Serial.println("OFF");
  }

  else if (buttonState1 == 0 && buttonState2 == 0 && buttonState3 == 1) {
    pattern1();
  }
  else if (buttonState1 == 0 && buttonState2 == 1 && buttonState3 == 0) {
    pattern2();
  }
  else if (buttonState1 == 0 && buttonState2 == 1 && buttonState3 == 1) {
    pattern3();
  }
  else if (buttonState1 == 1 && buttonState2 == 0 && buttonState3 == 0) {
    pattern4();
  }
  else if (buttonState1 == 1 && buttonState2 == 0 && buttonState3 == 1) {
    pattern5();
  }
  else if (buttonState1 == 1 && buttonState2 == 1 && buttonState3 == 0) {
    pattern6();
  }
  else if (buttonState1 == 1 && buttonState2 == 1 && buttonState3 == 1) {
    pattern7();
  }
  */

  //pattern7();

  //Serial.println(buttonState1);
  //Serial.println(buttonState2);
  //Serial.println(buttonState3);
  //Serial.println("##########");
  //delay(30);

  //delay (1000);
}

// --><--
void pattern1() {
  for (int i = 0; i <= 3; i++) {
    digitalWrite(LED_PINS[i], HIGH);
    digitalWrite(LED_PINS[7-i], HIGH);
    delay(200);
    digitalWrite(LED_PINS[i], LOW);
    digitalWrite(LED_PINS[7-i], LOW);
  }
}

// <--, <--
void pattern2() {
  for (int i = 3; i >= 0; i--) {
    digitalWrite(LED_PINS[i], HIGH);
    digitalWrite(LED_PINS[i+4], HIGH);
    delay(200);
  }
  for (int i = 3; i >= 0; i--) {
    digitalWrite(LED_PINS[i], LOW);
    digitalWrite(LED_PINS[i+4], LOW);
    delay(200);
  }
}

//even blink
void pattern3() {
  for (int i = 0; i <= 7; i = i+ 2) {
    digitalWrite(LED_PINS[i], HIGH);
  }
  delay(200);
  for (int i = 0; i <= 7; i = i+ 2) {
    digitalWrite(LED_PINS[i], LOW);
  }
  delay(200);
}

// alternate blink
void pattern4() {
  digitalWrite(LED_PINS[0], HIGH);
  digitalWrite(LED_PINS[2], HIGH);
  digitalWrite(LED_PINS[4], HIGH);
  digitalWrite(LED_PINS[6], HIGH);
  delay(250);
  digitalWrite(LED_PINS[0], LOW);
  digitalWrite(LED_PINS[2], LOW);
  digitalWrite(LED_PINS[4], LOW);
  digitalWrite(LED_PINS[6], LOW);
  delay(250);
  digitalWrite(LED_PINS[1], HIGH);
  digitalWrite(LED_PINS[3], HIGH);
  digitalWrite(LED_PINS[5], HIGH);
  digitalWrite(LED_PINS[7], HIGH);
  delay(250);
  digitalWrite(LED_PINS[1], LOW);
  digitalWrite(LED_PINS[3], LOW);
  digitalWrite(LED_PINS[5], LOW);
  digitalWrite(LED_PINS[7], LOW);
  delay(250);
}

// odd -->, <--
void pattern5() {
  for (int i = 1; i <= 7; i = i + 2) {
    digitalWrite(LED_PINS[i], HIGH);
    delay(200);
    digitalWrite(LED_PINS[i], LOW);
  }
  for (int i = 7; i >= 1; i = i - 2) {
    digitalWrite(LED_PINS[i], HIGH);
    delay(200);
    digitalWrite(LED_PINS[i], LOW);
  }
}

// -->
void pattern6() {
  for (int i = 0; i <= 7; i++) {
    digitalWrite(LED_PINS[i], HIGH);
    delay(200);
    digitalWrite(LED_PINS[i], LOW);
  }
}

// blink
void pattern7() {
  for (int i = 0; i <= 7; i++) {
    digitalWrite(LED_PINS[i], HIGH);
  }
  delay(250);
  for (int i = 0; i <= 7; i++) {
    digitalWrite(LED_PINS[i], LOW);
  }
  delay(250);
}