snowman.js

const { get } = require("https");
const readline = require("readline-sync");
const dictionary = require("./dictionary");

let obj = {
  guessesRemaining: 9,
  correctGuesses: [],
  incorrectGuesses: [],
  secretWord: "",
  board: [],
};

const randomWord = () => {
  let word = dictionary[Math.floor(Math.random() * dictionary.length)];
  return word;
};

const buildBoard = () => {
  for (let i = 0; i < obj.secretWord.length; i++) {
    obj.board[i] = "_";
  }
  return obj.board;
};

const getValidLetterGuess = () => {
  function guessIsValid(letter) {
    return letter.length === 1 && letter.toUpperCase() !== letter.toLowerCase();
  }
  let letter = "";
  while (!letter) {
    let input = readline.question("\nPlease enter your guess: ");
    if (guessIsValid(input)) {
      letter = input;
      if (obj.correctGuesses.concat(obj.incorrectGuesses).includes(letter)) {
        letter = "";
        console.log("This letter was already guessed. Please select another.");
      }
    } else {
      console.log("\nPlease enter a valid letter");
    }
  }
  return letter.toLowerCase();
};

const theEnd = () => {
  if (obj.guessesRemaining === 0) {
    console.log("The word was " + obj.secretWord.toUpperCase() + ".\n");
    console.log(
      "You had a total of " +
        (obj.correctGuesses.length + obj.incorrectGuesses.length) +
        " valid guesses."
    );
    console.log("Better luck next time.\n");
  } else if (obj.secretWord === obj.board.join("")) {
    console.log("The word was " + obj.secretWord.toUpperCase() + ".\n");
    console.log(
      "You had a total of " +
        (obj.correctGuesses.length + obj.incorrectGuesses.length) +
        " valid guesses."
    );
    console.log("You win! Congratulations!\n");
  }
  if (readline.keyInYNStrict("\nWould you like to play again? \n")) {
    (obj.guessesRemaining = 9),
      (obj.correctGuesses = []),
      (obj.incorrectGuesses = []),
      (obj.secretWord = ""),
      (obj.board = []),
      console.log();
    startGame();
    theEnd();
    console.clear();
  } else {
    console.log("Thanks for playing.\n", "Goodbye!\n");
    process.exit();
  }
};

const wordCompare = (playerInput) => {
  return obj.secretWord.includes(playerInput);
};

const boardUpdate = (playerInput) => {
  for (let j = 0; j < obj.secretWord.length; j++) {
    if (obj.secretWord[j] === playerInput) {
      obj.board[j] = playerInput;
    }
  }
  return obj.board;
};



const keepPlaying = () => {
  return obj.guessesRemaining > 0 && obj.board.join("") !== obj.secretWord;
};

const startGame = () => {
  readline.question(
    " Welcome to the Snowman Game.\n Try to predict the word by guessing individual letters.\n Good luck!\n\nPress ENTER/RETURN to begin."
  );
  obj.secretWord = randomWord();
  buildBoard().join(" ");
  while (keepPlaying()) {
    console.clear();
    console.log(
      `SNOWMAN\n Guesses Remaining: ${
        obj.guessesRemaining
      }\n Correct Guesses : ${obj.correctGuesses}\n Incorrect Guesses: ${
        obj.incorrectGuesses
      }\n ${obj.board.join(" ")}\n`,
      obj.secretWord
    );
    let guessLetter = getValidLetterGuess();
    if (wordCompare(guessLetter)) {
      console.log("\nYou guessed right!");
      boardUpdate(guessLetter);
      obj.correctGuesses.push(guessLetter);
    } else {
      console.log("\nWrong guess.");
      obj.guessesRemaining -= 1;
      obj.incorrectGuesses.push(guessLetter);
    }
  }
  theEnd();
};

startGame();