#include "Wire.h"
#include "LiquidCrystal_I2C.h"
LiquidCrystal_I2C LCD(0x27,16,2); // définit le type d'écran lcd 16 x 2

#include "RotaryEncoder.h"
RotaryEncoder encoder(8, 9);  // DT, CLK
#define STEPS  6
#define POSMIN 0
#define POSMAX 12
int lastPos;
int newPos;
boolean buttonWasUp = true;

#include <Stepper.h>
const int stepsPerRevolution = 200; // step moteur
const int pas =1; // pas de la vis moteur
int largeur ;// largeur bobine
 Stepper myStepper(stepsPerRevolution, 4, 5, 6 ,7);
int motorSpeed =10;



void setup() {
   LCD.init(); // initialisation de l'afficheur
   LCD.backlight();
  pinMode(3,INPUT); //push button pin
  pinMode(1,INPUT); //push button pin
  pinMode(2, INPUT_PULLUP);  // SWitch encoder 
  pinMode(10, OUTPUT);   // LED bleue
   pinMode(11, OUTPUT);  // LED verte
   pinMode(12, OUTPUT);  // LED rouge 
  
   
  // initialize the serial port:
  Serial.begin(9600);

  encoder.setPosition(10 / STEPS);
  LCD.setCursor(1, 0);
   LCD.print("Bobineuse V1.00 ");
   LCD.setCursor(1, 1);
   LCD.print("By Aktarus54");
delay (5000);
LCD.clear();


}

void loop() {
  //int sensorReading = analogRead(A0);// entree potard reglage vitesse
  // motorSpeed = map(sensorReading, 0, 1023, 10, 100);
  //   myStepper.setSpeed(motorSpeed); // reglage de la vitesse

 LCD.setCursor(0, 0);
   LCD.print("TB    HB    S");
   encoder.tick();
   newPos = encoder.getPosition() * STEPS;
   if (newPos < POSMIN) { 
      encoder.setPosition(POSMIN / STEPS);
      newPos = POSMIN;
   }
   else if (newPos > POSMAX) {
      encoder.setPosition(POSMAX / STEPS);
      newPos = POSMAX;
   }
   if (lastPos != newPos) {
      Serial.println(newPos);
      LCD.setCursor(lastPos, 1);
      LCD.print("    ");
      LCD.setCursor(newPos, 1);
      LCD.print("====");
      lastPos = newPos;
   }

   boolean buttonIsUp = digitalRead(2);
   if (buttonWasUp && !buttonIsUp) {
      delay(10);
      buttonIsUp = digitalRead(2);
      if (!buttonIsUp  && newPos == 0) {
         digitalWrite(10,HIGH); digitalWrite(11,LOW); digitalWrite(12,LOW);largeur =15 ;fdc();delay(5000);position(); delay(5000);traverse();
      }
      if (!buttonIsUp  && newPos == 6) {
         digitalWrite(10,LOW); digitalWrite(11,HIGH); digitalWrite(12,LOW);largeur =7;fdc();delay(5000);position(); delay(5000);traverse();
      }
      if (!buttonIsUp  && newPos == 12) {
         digitalWrite(10,LOW); digitalWrite(11,LOW); digitalWrite(12,HIGH);largeur =13;fdc();delay(5000);position(); delay(5000);traverse();
      }
   }
}
void fdc() {
    while( digitalRead(1) == 1 ) {
  myStepper.setSpeed(10);
   myStepper.step(stepsPerRevolution*pas*1);
delay(10);

    }
}
 
void position() {
myStepper.setSpeed(10);
   myStepper.step(-stepsPerRevolution*pas*1);
delay(10);


}










  void traverse() {

     while( digitalRead(3) == 1 ) //while the button is pressed
	{int sensorReading = analogRead(A0);// entree potard reglage vitesse
   motorSpeed = map(sensorReading, 0, 1023, 10, 100);
     myStepper.setSpeed(motorSpeed); // reglage de la vitesse
  Serial.println("clockwise");



  myStepper.step(stepsPerRevolution*pas*largeur);
  delay(10);

  // step one revolution in the other direction:
  Serial.println("counterclockwise");
  myStepper.step(-stepsPerRevolution*pas*largeur);
  delay(10);
}
  }