#include <Keypad.h>
#include <Servo.h>
#include <U8g2lib.h>

#define ROW_NUM     4 // four rows
#define COLUMN_NUM  4 // four columns

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

byte pin_rows[ROW_NUM]      = {9, 8, 7, 6}; // GIOP19, GIOP18, GIOP5, GIOP17 connect to the row pins
byte pin_column[COLUMN_NUM] = {5, 4, 3, 2};   // GIOP16, GIOP4, GIOP0, GIOP2 connect to the column pins

// il faut penser à changer ces valeurs car sur esp32 ce sont pas les mêmes broches !

Keypad keypad = Keypad( makeKeymap(keys), pin_rows, pin_column, ROW_NUM, COLUMN_NUM );

Servo myservo;  // create servo object to control a servo

U8G2_SSD1306_128X64_NONAME_F_SW_I2C u8g2(U8G2_R0, /* clock=*/ SCL, /* data=*/ SDA, /* reset=*/ U8X8_PIN_NONE);

void setup() {
  Serial.begin(9600);
  myservo.attach(10);  // attaches the servo on pin 10 to the servo object
  u8g2.begin();
  u8g2.setFont(u8g2_font_6x10_tf);
}

void loop() {
  char key = keypad.getKey();

  if (key == 'D') {
    myservo.write(90);// rotates the servo to 90 degrees
    u8g2.clearBuffer();
    u8g2.setCursor(15, 30);
    u8g2.print(" Deverouillage");
    u8g2.sendBuffer();
  
  }
  if (key == '*') {
    myservo.write(0); // rotates the servo to 0 degrees
    u8g2.clearBuffer();
    u8g2.setCursor(20, 30);
    u8g2.print(" Verouillage");
    u8g2.sendBuffer();
  }

  //if (key) {
   // Serial.println(key);    cette partie permet d'afficher dans le moniteur de serie quelle touche du clavier est saisie
  //}
}