#include <LiquidCrystal.h>
#include <Keypad.h>
#include <Stepper.h>

LiquidCrystal lcd_1(1, 2, 4, 5, 6, 7);

//Stepper(steps, pin1, pin2) 				//For Intializing the motors 
//Stepper(steps, pin1, pin2, pin3, pin4)	//For Intializing the motors

const byte numRows= 4; //number of rows on the keypad
const byte numCols= 4; //number of columns on the keypad

char keymap[numRows][numCols]= 
{
{'1', '2', '3', 'A'}, 
{'4', '5', '6', 'B'}, 
{'7', '8', '9', 'C'},
{'*', '0', '#', 'D'}
};

//Code that shows the the keypad connections to the arduino terminals
byte rowPins[numRows] = {A0,A1,A2,A3}; //Rows 0 to 3
byte colPins[numCols]= {13,12,11,10}; //Columns 0 to 3

//coilwinding variables
char turns;
int lcdRow = 0;
int totalTurns;
int cnt = 0;
String windings;

//initializes an instance of the Keypad class
Keypad myKeypad= Keypad(makeKeymap(keymap), rowPins, colPins, numRows, numCols);

void setup() {
  lcd_1.begin(16, 2); // Set up the number of columns and rows on the LCD.
  lcd_1.setCursor(5, 0);
  lcd_1.print("Welcome");
  lcd_1.setCursor(3, 1);
  lcd_1.print("Team Tech");
  delay(2000); // Wait for 2000 millisecond(s)
  lcd_1.setCursor(5, 0);
  lcd_1.print("Presents");
  lcd_1.setCursor(3, 1);
  lcd_1.print("Coil Winder");
  delay(2000); // Wait for 2000 millisecond(s)
  lcd_1.clear();
  lcd_1.setCursor(5, 0);  
  lcd_1.print("by SDL");
  delay(2000); // Wait for 2000 millisecond(s)
  lcd_1.clear();    
  lcd_1.setCursor(0, 0);
  lcd_1.print("Press * To Begin");
  delay(2000); // Wait for 2000 millisecond(s)  
}

void loop() {
 char keypressed = myKeypad.getKey();
  char keyWait;
  
  if (keypressed == '*')  
  {    
    switch(keypressed)
    {
     case'*':     
      	lcd_1.clear(); 
      	lcd_1.setCursor(0, 0);
      	lcd_1.print("Set no. Turns");
      lcd_1.setCursor(0, 1);
      lcd_1.print("Press # to Ent");
      	delay(3000);
      	lcd_1.clear(); 
      	lcd_1.setCursor(0, 0);
      	lcd_1.print("Turns:");
        
      while (keyWait !='#' || cnt < 5)
        {
          keyWait = myKeypad.waitForKey();	          
          if(keyWait !='#')
          {
            turns = keyWait;          
            //lcd_1.print(turns);                    
            lcd_1.setCursor(++lcdRow,1);      	
            lcd_1.print(turns);            
            windings = windings + turns;
          }
          ++cnt;
        }
      
      	totalTurns = windings.toInt();
                  
      	lcd_1.clear();
      	lcd_1.setCursor(0, 0);
      	lcd_1.print("KW = ");
        lcd_1.print(keyWait);   
        
      	delay(3000);
     	lcd_1.clear(); 
      	lcd_1.setCursor(0, 0);
      	lcd_1.print("TotTurns: ");      	
      	lcd_1.print((totalTurns));    	      	
      	lcd_1.setCursor(0, 1);
    	lcd_1.print("Start Wrap?");      	
      	lcd_1.print("Start Wrap?");
      break;
      case'#':
        lcd_1.setCursor(0,0);
      	lcd_1.print("Turns=");
      	lcd_1.print(int(totalTurns));
      break;
      default:    
		lcd_1.clear(); 
      	lcd_1.setCursor(0, 0);
    	lcd_1.print("Start Wrap?(Y/N)");
    }
  }
}