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Merge pull request #337 from LukasMurdock/edits
Further change Acey Ducey JavaScript
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‎01_Acey_Ducey/javascript/.prettierrc.json

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{
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"trailingComma": "es5",
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"tabWidth": 4,
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"semi": true,
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"singleQuote": true
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}

‎01_Acey_Ducey/javascript/aceyducey.html

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<!DOCTYPE html>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width">
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<meta charset="utf-8" />
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<meta name="viewport" content="width=device-width" />
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<title>ACEY DUCEY</title>
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<pre id="output" style="font-size: 12pt;"></pre>
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<script type="module" src="aceyducey.js"></script>
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<pre id="output" style="font-size: 12pt"></pre>
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<script src="aceyducey.js"></script>

‎01_Acey_Ducey/javascript/aceyducey.js

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import { readLine, print, spaces } from "./io.js";
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const minFaceCard = 11;
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const faceCards = {
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11: "JACK",
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12: "QUEEN",
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13: "KING",
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14: "ACE"
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};
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function randomCard() {
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return Math.floor(Math.random() * 13 + 2);
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// UTILITY VARIABLES
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// By default:
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// — Browsers have a window object
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// — Node.js does not
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// Checking for an undefined window object is a loose check
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// to enable browser and Node.js support
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const isRunningInBrowser = typeof window !== 'undefined';
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// To easily validate input strings with utility functions
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const validLowerCaseYesStrings = ['yes', 'y'];
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const validLowerCaseNoStrings = ['no', 'n'];
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const validLowerCaseYesAndNoStrings = [
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...validLowerCaseYesStrings,
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...validLowerCaseNoStrings,
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];
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// UTILITY VARIABLES
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// Function to get a random number (card) 2-14 (ACE is 14)
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function getRandomCard() {
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// In our game, the value of ACE is greater than face cards;
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// instead of having the value of ACE be 1, we’ll have it be 14.
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// So, we want to shift the range of random numbers from 1-13 to 2-14
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let min = 2;
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let max = 14;
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// Return random integer between two values, inclusive
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return Math.floor(Math.random() * (max - min + 1) + min);
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}
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function newGameCards() {
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let cardOne = getRandomCard();
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let cardTwo = getRandomCard();
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let cardThree = getRandomCard();
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// We want:
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// 1. cardOne and cardTwo to be different cards
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// 2. cardOne to be lower than cardTwo
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// So, while cardOne is greater than or equal too cardTwo
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// we will continue to generate random cards.
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while (cardOne >= cardTwo) {
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cardOne = getRandomCard();
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cardTwo = getRandomCard();
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}
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return [cardOne, cardTwo, cardThree];
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}
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function printCard(card) {
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if (card < minFaceCard) {
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print(card);
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} else {
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print(faceCards[card]);
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}
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print("\n");
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// Function to get card value
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function getCardValue(card) {
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let faceOrAce = {
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11: 'JACK',
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12: 'QUEEN',
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13: 'KING',
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14: 'ACE',
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};
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// If card value matches a key in faceOrAce, use faceOrAce value;
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// Else, return undefined and handle with the Nullish Coalescing Operator (??)
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// and default to card value.
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let cardValue = faceOrAce[card] ?? card;
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return cardValue;
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}
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print(spaces(26) + "ACEY DUCEY CARD GAME\n");
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print(spaces(15) + "CREATIVE COMPUTING MORRISTOWN, NEW JERSEY\n\n\n");
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print("ACEY-DUCEY IS PLAYED IN THE FOLLOWING MANNER\n");
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print("THE DEALER (COMPUTER) DEALS TWO CARDS FACE UP\n");
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print("YOU HAVE AN OPTION TO BET OR NOT BET DEPENDING\n");
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print("ON WHETHER OR NOT YOU FEEL THE CARD WILL HAVE\n");
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print("A VALUE BETWEEN THE FIRST TWO.\n");
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print("IF YOU DO NOT WANT TO BET, INPUT '0'\n");
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let currentMoney = 100;
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while (true) {
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print(`YOU NOW HAVE ${currentMoney} DOLLARS.\n\n`);
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let card1, card2, currentBet;
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do {
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print("HERE ARE YOUR NEXT TWO CARDS: \n");
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[card1, card2] = [randomCard(), randomCard()];
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// Ensure we always show cards in order of lowest to highest, and we never
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// get two of the same card.
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do {
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card1 = randomCard();
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card2 = randomCard();
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} while (card1 >= card2);
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printCard(card1);
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printCard(card2);
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print("\n");
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print(spaces(26) + 'ACEY DUCEY CARD GAME');
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print(spaces(15) + 'CREATIVE COMPUTING MORRISTOWN, NEW JERSEY\n\n');
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print('ACEY-DUCEY IS PLAYED IN THE FOLLOWING MANNER');
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print('THE DEALER (COMPUTER) DEALS TWO CARDS FACE UP');
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print('YOU HAVE AN OPTION TO BET OR NOT BET DEPENDING');
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print('ON WHETHER OR NOT YOU FEEL THE CARD WILL HAVE');
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print('A VALUE BETWEEN THE FIRST TWO.');
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print("IF YOU DO NOT WANT TO BET, INPUT '0'");
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main();
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async function main() {
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let bet;
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let availableDollars = 100;
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// Loop game forever
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while (true) {
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print("\nWHAT IS YOUR BET? ");
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currentBet = parseInt(await readLine(), 10);
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if (currentBet > 0) {
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if (currentBet > currentMoney) {
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print("SORRY, MY FRIEND, BUT YOU BET TOO MUCH.\n");
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print(`YOU HAVE ONLY ${currentMoney} DOLLARS TO BET.\n`);
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continue;
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let [cardOne, cardTwo, cardThree] = newGameCards();
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print(`YOU NOW HAVE ${availableDollars} DOLLARS.\n`);
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print('HERE ARE YOUR NEXT TWO CARDS: ');
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print(getCardValue(cardOne));
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print(getCardValue(cardTwo));
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print('');
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// Loop until receiving a valid bet
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let validBet = false;
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while (!validBet) {
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print('\nWHAT IS YOUR BET? ');
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bet = parseInt(await input(), 10);
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let minimumRequiredBet = 0;
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if (bet > minimumRequiredBet) {
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if (bet > availableDollars) {
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print('SORRY, MY FRIEND, BUT YOU BET TOO MUCH.');
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print(`YOU HAVE ONLY ${availableDollars} DOLLARS TO BET.`);
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} else {
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validBet = true;
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}
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} else {
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// Does not meet minimum required bet
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print('CHICKEN!!');
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print('');
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}
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}
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break;
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}
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// Invalid bet value. Output an error message and reset to undefined to
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// restart the loop with new cards.
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currentBet = undefined;
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print("CHICKEN!!\n");
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print("\n");
71-
break;
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107+
print('\n\nHERE IS THE CARD WE DREW: ');
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print(getCardValue(cardThree));
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// Determine if player won or lost
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if (cardThree > cardOne && cardThree < cardTwo) {
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print('YOU WIN!!!');
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availableDollars = availableDollars + bet;
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} else {
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print('SORRY, YOU LOSE');
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if (bet >= availableDollars) {
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print('');
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print('');
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print('SORRY, FRIEND, BUT YOU BLEW YOUR WAD.');
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print('');
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print('');
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print('TRY AGAIN (YES OR NO)');
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let tryAgainInput = await input();
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print('');
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print('');
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if (isValidYesNoString(tryAgainInput)) {
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availableDollars = 100;
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} else {
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print('O.K., HOPE YOU HAD FUN!');
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break;
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}
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} else {
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availableDollars = availableDollars - bet;
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}
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}
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}
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}
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// UTILITY FUNCTIONS
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function isValidYesNoString(string) {
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return validLowerCaseYesAndNoStrings.includes(string.toLowerCase());
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}
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function isValidYesString(string) {
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return validLowerCaseYesStrings.includes(string.toLowerCase());
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}
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function isValidNoString(string) {
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return validLowerCaseNoStrings.includes(string.toLowerCase());
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}
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function print(string) {
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if (isRunningInBrowser) {
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// Adds trailing newline to match console.log behavior
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document
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.getElementById('output')
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.appendChild(document.createTextNode(string + '\n'));
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} else {
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console.log(string);
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}
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} while (currentBet === undefined);
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const actualCard = randomCard();
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print("\n\nHERE IS THE CARD WE DREW:\n")
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printCard(actualCard);
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print("\n\n");
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if (actualCard > card1 && actualCard < card2) {
81-
print("YOU WIN!!!\n");
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currentMoney += currentBet;
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} else {
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print("SORRY, YOU LOSE\n");
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if (currentBet < currentMoney) {
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currentMoney -= currentBet;
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}
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function input() {
168+
if (isRunningInBrowser) {
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// Accept input from the browser DOM input
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return new Promise((resolve) => {
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const outputElement = document.querySelector('#output');
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const inputElement = document.createElement('input');
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outputElement.append(inputElement);
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inputElement.focus();
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inputElement.addEventListener('keydown', (event) => {
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if (event.key === 'Enter') {
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const result = inputElement.value;
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inputElement.remove();
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print(result);
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print('');
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resolve(result);
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}
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});
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});
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} else {
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print("\n\nSORRY, FRIEND, BUT YOU BLEW YOUR WAD.\n\n\n");
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print("TRY AGAIN (YES OR NO)");
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const tryAgain = await readLine();
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print("\n\n");
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if (tryAgain.toLowerCase() === "yes") {
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currentMoney = 100;
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} else {
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print("O.K., HOPE YOU HAD FUN!");
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break;
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}
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// Accept input from the command line in Node.js
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// See: https://nodejs.dev/learn/accept-input-from-the-command-line-in-nodejs
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return new Promise(function (resolve) {
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const readline = require('readline').createInterface({
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input: process.stdin,
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output: process.stdout,
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});
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readline.question('', function (input) {
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resolve(input);
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readline.close();
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});
198+
});
98199
}
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}
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}
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function printInline(string) {
203+
if (isRunningInBrowser) {
204+
document
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.getElementById('output')
206+
.appendChild(document.createTextNode(string));
207+
} else {
208+
process.stdout.write(string);
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}
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}
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function spaces(numberOfSpaces) {
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return ' '.repeat(numberOfSpaces);
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}
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// UTILITY FUNCTIONS

‎01_Acey_Ducey/javascript/io.js

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