/*
   ______ _________ _______    _______ _________ _______  _
  (  ___ \\__   __/(  ____ \  (  ____ \\__   __/(  ____ \( \
  | (   ) )  ) (   | (    \/  | (    \/   ) (   | (    \/| (
  | (__/ /   | |   | (_____   | |         | |   | (__    | |
  |  __ (    | |   (_____  )  | |         | |   |  __)   | |
  | (  \ \   | |         ) |  | |         | |   | (      | |
  | )___) )  | |   /\____) |  | (____/\___) (___| (____/\| (____/\
  |/ \___/   )_(   \_______)  (_______/\_______/(_______/(_______/
*/
//https://patorjk.com/software/taag/#p=display&f=Epic&t=BTS%20CIEL

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

/**** Configuration de l'écran LCD ****/
LiquidCrystal lcd(13, 12, 3, 2, 1, 0);
/**************************************/

/***************** Configuration du clavier alphanumérique *****************/
char touches[4][4] = {
  {'1', '2', '3', 'A'},
  {'4', '5', '6', 'B'},
  {'7', '8', '9', 'C'},
  {'*', '0', '#', 'D'}
};
byte pin_lignes[4] = {11, 10, 9, 8};
byte pin_colonnes[4] = {7, 6, 5, 4};
Keypad keypad = Keypad(makeKeymap(touches), pin_lignes, pin_colonnes, 4, 4);
/****************************************************************************/

String code = "ACDC";

void setup() {
  lcd.begin(16, 2);
}

void loop() {
  String input = "0000";
  for (int i = 0 ; i < 4 ; i++) {
    code[i] = EEPROM.read(i);
  }

  String codeAdmin = "1492";
  char key;

  /* Activité 2
    do {
      key=keypad.getKey();
    } while(key == 0);
    lcd.print(key);
    Fin activité 2 */

  /* Activité 2 (suite)
    for(int i=0 ; i<4 ; i++) {
    do {
        key=keypad.getKey();
    } while(key == 0);
    input[i] = key;
    //lcd.print(key);
    lcd.print('*');
    }
    delay(4000);
    lcd.clear();
    Fin activité 2 (suite)*/

  /* Activité 3
    for(int i=0 ; i<4 ; i++) {
    do {
        key=keypad.getKey();
    } while(key == 0);
    input[i] = key;
    //lcd.print(key);
    lcd.print('*');
    }
    lcd.setCursor(0, 1);
    if(input == code)
    lcd.print("Poussez");
    else
    lcd.print ("Code faux");
    delay(1000);
    lcd.clear();
    Fin activité 3 */

  ///* Activité 4
  for (int i = 0 ; i < 4 ; i++) {
    do {
      key = keypad.getKey();
    } while (key == 0);
    input[i] = key;
    //lcd.print(key);
    lcd.print('*');
  }
  lcd.setCursor(0, 1);
  if (input == code)
    lcd.print("Poussez");
  else if (input == codeAdmin) {
    lcd.print("Admin access");
    delay(1000);
    lcd.clear();
    for (int i = 0 ; i < 4 ; i++) {
      do {
        key = keypad.getKey();
      } while (key == 0);
      EEPROM.write(i, key);
      lcd.print('*');
    }
  }
  else
    lcd.print ("Code faux");
  delay(1000);
  lcd.clear();
  //Fin activité 4 */
}