//ENG Wael ALkharraz
#include <Servo.h>
#include <Password.h>
#include <Keypad.h>
#include <LiquidCrystal.h>
 Servo myservo;
Password password = Password("1*3*#");  // password
int dlugosc = 5;                        // length of the password
int x;
int pos = 0;
LiquidCrystal lcd(A0,A1,A2,A3,A4,A5);//rs en  d4 d5 d6 d7
 
int ledRed = 11;
int ledGreen = 12;
int buzzer = 13;
 
int ilosc; // number of clicks
 
const byte ROWS = 4; // rows //أسطر
const byte COLS = 4; // cols // أعمدة
 
char keys[ROWS][COLS] =
{
  {'1','2','3','A'},
  {'4','5','6','B'},
  {'7','8','9','C'},
  {'*','0','#','D'}
};
 
byte rowPins[ROWS] = {2,3,4,5};
byte colPins[COLS] = {6,7,8,9};
 
Keypad keypad = Keypad( makeKeymap(keys), rowPins, colPins, ROWS, COLS );
 
void setup()
{
   myservo.attach(10);
  Serial.begin(9600);
  keypad.addEventListener(keypadEvent);  
  pinMode(ledRed, OUTPUT);  
  pinMode(ledGreen, OUTPUT);
  pinMode(buzzer, OUTPUT);
 
  digitalWrite(ledRed, HIGH);
  digitalWrite(ledGreen, LOW);
 
  lcd.begin(16, 2);
 
  lcd.setCursor(1,0);
  lcd.print("EGWAELALKHARRAZ");
  lcd.setCursor(0,1);
  lcd.print(" ENTER PASSWORD");
}
//********************************************************
//********************************************************
void loop()
{
  keypad.getKey();
}
//********************************************************
//********************************************************
void keypadEvent(KeypadEvent eKey)
{
  switch (keypad.getState())
  {
    case PRESSED:
   
int i;
for( i = 1; i <= 3; i++ )
{
  tone(13, 1000, 500);
noTone(13);
}    
 
Serial.print("Presse: ");
Serial.println(eKey);
 
switch (eKey)
{
/*
case '#':
break;
 
case '*':
break;
*/
 
default:
ilosc=ilosc+1;
password.append(eKey);
}
//Serial.println(ilosc);
 
if(ilosc == 1)
{
lcd.clear();
lcd.setCursor(1,0);
lcd.print("   < PIN >");
lcd.setCursor(0,1);
lcd.print(eKey);
}
if(ilosc == 2)
{
lcd.clear();
lcd.setCursor(1,0);
lcd.print("   < PIN >");
lcd.setCursor(0,1);
lcd.print("**_");
}
if(ilosc == 3)
{
lcd.clear();
lcd.setCursor(1,0);
lcd.print("   < PIN >");
lcd.setCursor(0,1);
lcd.print("***_");
}
if(ilosc == 4)
{
lcd.clear();
lcd.setCursor(1,0);
lcd.print("   < PIN >");
lcd.setCursor(0,1);
lcd.print("****_");
}
if(ilosc == 5)
{
lcd.clear();
lcd.setCursor(1,0);
lcd.print("   < PIN >");
lcd.setCursor(0,1);
lcd.print("*****_");
}
if(ilosc == 6)
{
lcd.clear();
lcd.setCursor(1,0);
lcd.print("   < PIN >");
lcd.setCursor(0,1);
lcd.print("******_");
}
if(ilosc == 7)
{
lcd.clear();
lcd.setCursor(1,0);
lcd.print("   < PIN >");
lcd.setCursor(0,1);
lcd.print("*******_");
}
if(ilosc == 8)
{
lcd.clear();
lcd.setCursor(1,0);
lcd.print("   < PIN >");
lcd.setCursor(0,1);
lcd.print("********");
}
 
if(ilosc == dlugosc)
{
delay(250);
checkPassword();
ilosc = 0;
}
}
}
 //********************************************************
 //********************************************************
void checkPassword()
{
  if (password.evaluate())
  {
int i;  
for( i = 1; i <= 2; i++ )
{
tone(13, 1000, 200);     
}    
    ilosc = 0;
 
    Serial.println("Success");    
 
    digitalWrite(ledRed, LOW);
    digitalWrite(ledGreen, HIGH);
 
    lcd.clear();
    lcd.setCursor(0,1);
    lcd.print(" << SUCCESS >>"); 
      for (pos = 0; pos <= 180; pos += 1) { // goes from 0 degrees to 180 degrees
    // in steps of 1 degree
    myservo.write(pos);              // tell servo to go to position in variable 'pos'
    delay(5);                       // waits 15ms for the servo to reach the position
  }
  delay(5000);
  for (pos = 180; pos >= 0; pos -= 1) { // goes from 180 degrees to 0 degrees
    myservo.write(pos);              // tell servo to go to position in variable 'pos'
    delay(5);                       // waits 15ms for the servo to reach the position
 }
   
 }  
  else  
  {
int i;
for( i = 1; i <= 3; i++ )
{
 tone(13, 1000, 200);
 delay(200);
 noTone(13)   ; 
 delay(200); 
}  
x=x+1;
    ilosc = 0;  
    password.reset();
 
    Serial.println("Wrong");
 
    digitalWrite(ledGreen, LOW);
    digitalWrite(ledRed, HIGH);    
             
    lcd.clear();
    lcd.setCursor(1,0);
    lcd.print("code incorrect ");
    
    delay(500);
    lcd.clear();
    lcd.setCursor(0,1);
    lcd.print("  ");
    if(x==3){tone(13, 1000, 300);}
    delay(500);
    lcd.clear();
    lcd.setCursor(1,0);
    lcd.print("code incorrect ");
     if(x==3){tone(13, 1000, 300);}
    delay(500);
    lcd.clear();
    lcd.setCursor(0,1);
    lcd.print("  ");
    delay(500);
     if(x==3){tone(13, 1000, 300);}
       lcd.clear();
    lcd.setCursor(1,0);
    lcd.print("code incorrect ");
    delay(1000);
     if(x==3){tone(13, 1000, 600);x=0;}
    lcd.clear();
    lcd.setCursor(2,0);
    lcd.print(" ENTRER CODE");
    lcd.setCursor(7,1);
    lcd.print("SVP");    
  }
}