import java.util.ArrayList;
import java.util.Scanner;
import java.util.Collections;

public class Sorter
{
    public static void main(String[] args)
    {
        @SuppressWarnings("resource")
        Scanner keyboard = new Scanner(System.in);
        ArrayList<String> wordList = new ArrayList<String>();

        int choice = 1;
        while(choice > 0)
        {
            System.out.println("What would you like to do?");
            System.out.println("1) Enter a new list of Words.");
            System.out.println("2) Display the last entered list of words in alphabetical order.");
            System.out.println("3) Show the current list of words.");
            System.out.println("0) End the program. ");
            System.out.print("> ");
            choice = Integer.parseInt(keyboard.nextLine());
            if(choice < 0 || choice > 3)
            {
                System.out.print("Invalid Choice!");
                continue;
            }
            else if(choice == 1)
            {
                getArrayList(wordList);
            }
            else if(choice == 2)
            {
                System.out.println("The word list in Alphabetical order is: " + listSort(wordList));
            }
            else if(choice == 3)
            {
                displayList(wordList);
            }
        }
        System.out.print("Goodbye!");
    }
    public static void getArrayList(ArrayList<String> wordList)
    {
        @SuppressWarnings("resource")
        Scanner input = new Scanner(System.in);
        System.out.println("Enter in a list of words. Enter the word 'Return' to return to the menu.");
        System.out.print("> ");
        String addToList = input.nextLine();
        String returner = "Return";
        while(!addToList.equalsIgnoreCase(returner))
        {
            System.out.print("> ");
            wordList.add(addToList);
            addToList = input.nextLine();
        }
    }
    public static void displayList(ArrayList<String> wordList)
    {
        for(String printer : wordList)
        {
            System.out.println(printer);
        }
    }
    public static String listSort(ArrayList<String> wordList)
    {
        String first = wordList.get(0);
        for(int i = 0; i < wordList.size(); i++)
        {
            for(int x = 0; x < wordList.size(); x++)
            {
                String after = wordList.get(x);
                if(first.compareToIgnoreCase(after) < 0)
                {
                    after = first;
                }
            }
        }
    return wordList.toString();
    }
}