/* *********************************************************
 *  TeaBot V1.0 by SnakeP
 *  ********************************************************
 *  Code based on: https://www.youtube.com/c/CarloStramaglia
 *                      Thanks ;)
 *  ********************************************************
 *  Single click - set time in minutes
 *  Double click - start timer
 *  Long click - reset
 */
 
#include <Servo.h>
#include <TM1637.h>
#include "OneButton.h"

Servo myservo;

//Servo position value definition
int POS_UP = 120;       //Up-position
int POS_MIDDLE = 85;    //Middle-position
int POS_DOWN = 35;      //Down-position

int minutes=00;
int seconds=0;
int i=0;

// Display Pins configurations
// Pin 3 - > DIO
// Pin 2 - > CLK
TM1637 tm1637(2, 3);

// Push Button PIN definition
#define PIN_INPUT A2

OneButton button(PIN_INPUT, true);

void setup() {
  Serial.begin(115200);
  myservo.attach(2);
  myservo.write(POS_DOWN);
  tm1637.init();
  tm1637.setBrightness(4);
  button.attachClick(singleClick);
  button.attachDoubleClick(doubleClick);
  button.attachLongPressStart(longPressStart);
  tm1637.clearScreen();
  tm1637.colonOn();
  tm1637.display("0000");
  tm1637.colonOn();
  delay(100);  
}

void loop() {
  button.tick();
  delay (10);
}

void singleClick()
{
  Serial.println("x1");
  minutes++;
  Serial.println(minutes);
  if (minutes < 10)
      tm1637.display(minutes,1,0,1);
  else
      tm1637.display(minutes);
  delay(100);
} // singleClick Add minutes


void doubleClick()
{
  Serial.println("x2");
  Serial.println(minutes);
  if (minutes == 0) return;

  Serial.println("First Down");
  for (i=POS_UP;i>POS_DOWN;i--)
  {
    myservo.write(i);
    delay (10);
  }
  
  delay (1000);
  Serial.println("Middle Pos");
  for (i=POS_DOWN;i<POS_MIDDLE;i++)
  {
    myservo.write(i);
    delay (10);
  }
  
  Serial.println("Second Down");
  for (i=POS_MIDDLE;i>POS_DOWN;i--)
  {
    myservo.write(i);
    delay (25);
  }
  
  minutes--;
  for (minutes ; minutes >= 0; minutes--) 
    {
        for (int seconds = 59; seconds >= 0; seconds--) {
            if (minutes < 10 && minutes >0)
              tm1637.display(seconds + minutes*100,1,0,1);
            else if (minutes == 0 && seconds >=10)
              tm1637.display(seconds + minutes*100,1,0,2);
            else if (minutes == 0 && seconds < 10)
              tm1637.display(seconds + minutes*100,1,0,3);
            else               
              tm1637.display(seconds + minutes*100); 
            tm1637.switchColon(); 
            Serial.println(seconds);
            delay(1000);
        }
    }
    for (i=POS_DOWN;i<POS_UP;i++)
    {
      myservo.write(i);
      delay (10);
    }
  tm1637.colonOn();
  tm1637.display("0000");
  minutes = 0;
  tm1637.colonOn();
  delay(100);  

} // doubleClick Timer Start

void longPressStart()
{
  Serial.println("long Press");
  minutes = 0;
  tm1637.colonOn();
  tm1637.display("0000");
  tm1637.colonOn();
  delay(100);  
} // longPressStart Timer Reset