import java.util.Scanner;

// Press Shift twice to open the Search Everywhere dialog and type `show whitespaces`,

// then press Enter. You can now see whitespace characters in your code.

public class Main {

public static void main(String[] args) {

// Press Alt+Enter with your caret at the highlighted text to see how

// IntelliJ IDEA suggests fixing it.

Logic l = new Logic();

Scanner scan = new Scanner(System.in);

// while-loop to repeat this code until correct input

while (true) {

System.out.println("Type 'e' to encode, 'd' to decode: ");

String encORdec = scan.nextLine();

if (encORdec.equalsIgnoreCase("e")) {

String ptext = "";

// try-catch block in case of errant input

try {

System.out.println("Type text to encode: ");

ptext = scan.nextLine();

} catch (Exception e) {

System.out.println("Error. Invalid input. Try again.");

}

System.out.println(l.encode(ptext.toUpperCase()));

scan.close();

break;

} else if (encORdec.equalsIgnoreCase("d")) {

String etext = "";

// try-catch block in case of errant input

try {

System.out.println("Type text to decode: ");

etext = scan.nextLine();

} catch (Exception e) {

System.out.println("Error. Invalid input. Try again.");

}

System.out.println(l.decode(etext.toUpperCase()));

scan.close();

break;

} else {

System.out.println("Invalid input. Try again.");

}

}

// System.out.printf("Hello and welcome!\n");

// // Press Shift+F10 or click the green arrow button in the gutter to run the code.

// for (int i = 1; i <= 5; i++) {

//

// // Press Shift+F9 to start debugging your code. We have set one breakpoint

// // for you, but you can always add more by pressing Ctrl+F8.

// System.out.println("i = " + i);

}

}