// Stepper motor on Wokwi!

/*
  Console Menu example for Arduino

 Read data coming from console using the Serial.parseInt() function
 and use for option select.

 Created    13 Jun 2018
 By         Cenek Havelka
 For        www.utfg.info
 
 */

int receivedInt; //prepare variable for input

void setup() {
 Serial.begin(9600); //setup console

//Print main menu
 Serial.println("<MAIN MENU>");
 Serial.println("------------------------");
Serial.println("1.)OPTION 1");
Serial.println("2.)OPTION 2");
Serial.println("3.)OPTION 3");
Serial.println("4.)OPTION 4");
Serial.println("------------------------");
}


void loop() {
  
 recvInt();       //call function to read value from console
 PrintByInput();   //call function with SWITCH 
}

void recvInt() { 
 while(Serial.available() == 0) {  } //wait for input from console
 receivedInt = Serial.parseInt();   // parse input to INT, other values are ignored
  
}

void PrintByInput() {
 if (receivedInt != NULL) {       //call SWITCH if input is available

switch (receivedInt) {            //print by input, otheway say !WRONG INPUT!
    case 1:
    Serial.print("OPTION-");  
     Serial.println(receivedInt);    
         
    break;
   

    case 2:
     Serial.print("OPTION-");  
     Serial.println(receivedInt);
     
    break;


     case 3:
    Serial.print("OPTION-");  
     Serial.println(receivedInt);
         
    break;
   
   

    case 4:
     Serial.print("OPTION-");  
     Serial.println(receivedInt);
     
    break;

    
    default:
     Serial.println("!WRONG INPUT!");
      break;
  } 
 receivedInt = NULL;
 }
}