/*
 * Wordle.java 
 * 
 * An console-based implementation of a popular word-guessing game
 * 
 * starter code: Computer Science 112 staff (cs112-staff@cs.bu.edu)
 *
 * completed by: 
 */

import java.util.*;

public class Wordle {
    // the name of a file containing a collection of English words, one word per line
    public static final String WORD_FILE = "words.txt";

    /*
     * printWelcome - prints the message that greets the user at the beginning of the game
     */  
    public static void printWelcome() {
        System.out.println();   
        System.out.println("Welcome to Wordle!");
        System.out.println("The mystery word is a 5-letter English word.");
        System.out.println("You have 6 chances to guess it.");
        System.out.println();
    }
    
    /*
     * initWordList - creates the WordList object that will be used to select
     * the mystery work. Takes the array of strings passed into main(),
     * since that array may contain a random seed specified by the user 
     * from the command line.
     */
    public static WordList initWordList(String[] args) {
        int seed = -1;
        if (args.length > 0) {
            seed = Integer.parseInt(args[0]);
        }

        return new WordList(WORD_FILE, seed);
    }

    /*
     * readGuess - reads a single guess from the user and returns it
     * inputs:
     *   guessNum - the number of the guess (1, 2, ..., 6) that is being read
     *   console - the Scanner object that will be used to get the user's inputs
     */
    public static String readGuess(int guessNum, Scanner console) {
        String guess;
        do {
            System.out.print("guess " + guessNum + ": ");
            guess = console.next();
        } while (! isValidGuess(guess));

        return guess.toLowerCase();
    }

    /**** ADD YOUR METHODS FOR TASK 1 HERE ****/
     


    /*
     * TASK 2: Implement this method
     * 
     * isValidGuess -  takes an arbitrary string guess and returns true
     * if it is a valid guess for Wordle, and false otherwise
     */
    public static boolean isValidGuess(String guess) {
        return true;
    }

    /**** ADD YOUR METHOD FOR TASKS 3 and 5 HERE. ****/

    
    public static void main(String[] args) {
        Scanner console = new Scanner(System.in);
        
        printWelcome();

        // Create the WordList object for the collection of possible words.
        WordList words= initWordList(args);

        // Choose one of the words as the mystery word.
        String mystery = words.getRandomWord();
        
        /*** TASK 4: Implement the rest of the main method below. ***/



        console.close();
    }
}