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Merge pull request #332 from domenic/acey-ducey-js-improvements
Improve Acey Ducey JavaScript port
This commit is contained in:
Jeff Atwood
@@ -1,9 +1,7 @@
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<html>
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<head>
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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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<title>ACEY DUCEY</title>
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</head>
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<body>
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<pre id="output" style="font-size: 12pt;"></pre>
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<script src="aceyducey.js"></script>
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</body>
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</html>
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<script type="module" src="aceyducey.js"></script>
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@@ -1,135 +1,100 @@
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// ACEY DUCEY
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//
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// Converted from BASIC to Javascript by Oscar Toledo G. (nanochess)
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//
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import { readLine, print, spaces } from "./io.js";
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function print(str)
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{
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document.getElementById("output").appendChild(document.createTextNode(str));
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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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}
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function input()
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{
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var input_element;
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var input_str;
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return new Promise(function (resolve) {
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input_element = document.createElement("INPUT");
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print("? ");
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input_element.setAttribute("type", "text");
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input_element.setAttribute("length", "50");
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document.getElementById("output").appendChild(input_element);
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input_element.focus();
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input_str = undefined;
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input_element.addEventListener("keydown", function (event) {
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if (event.keyCode == 13) {
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input_str = input_element.value;
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document.getElementById("output").removeChild(input_element);
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print(input_str);
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print("\n");
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resolve(input_str);
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}
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});
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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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}
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function tab(space)
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{
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var str = "";
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while (space-- > 0)
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str += " ";
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return str;
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}
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print(tab(26) + "ACEY DUCEY CARD GAME\n");
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print(tab(15) + "CREATIVE COMPUTING MORRISTOWN, NEW JERSEY\n");
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print("\n");
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print("\n");
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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 A 0\n");
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print("IF YOU DO NOT WANT TO BET, INPUT '0'\n");
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function show_card(card)
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{
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if (card < 11)
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print(card + "\n");
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else if (card == 11)
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print("JACK\n");
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else if (card == 12)
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print("QUEEN\n");
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else if (card == 13)
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print("KING\n");
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else
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print("ACE\n");
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}
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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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// Main program
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async function main()
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{
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q = 100;
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while (1) {
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print("YOU NOW HAVE " + q + " DOLLARS.\n");
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print("\n");
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do {
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print("HERE ARE YOUR NEXT TWO CARDS: \n");
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do {
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a = Math.floor(Math.random() * 13 + 2);
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b = Math.floor(Math.random() * 13 + 2);
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} while (a >= b) ;
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show_card(a);
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show_card(b);
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print("\n");
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while (1) {
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print("\n");
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print("WHAT IS YOUR BET");
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m = parseInt(await input());
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if (m > 0) {
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if (m > q) {
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print("SORRY, MY FRIEND, BUT YOU BET TOO MUCH.\n");
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print("YOU HAVE ONLY " + q + "DOLLARS TO BET.\n");
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continue;
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}
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break;
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}
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m = 0;
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print("CHICKEN!!\n");
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print("\n");
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break;
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}
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} while (m == 0) ;
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c = Math.floor(Math.random() * 13 + 2);
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show_card(c);
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if (c > a && c < b) {
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print("YOU WIN!!!\n");
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q = q + m;
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} else {
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print("SORRY, YOU LOSE\n");
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if (m >= q) {
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print("\n");
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print("\n");
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print("SORRY, FRIEND, BUT YOU BLEW YOUR WAD.\n");
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print("\n");
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print("\n");
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print("TRY AGAIN (YES OR NO)");
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a = await input();
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print("\n");
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print("\n");
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if (a == "YES") {
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q = 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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q = q - m;
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}
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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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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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}
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}
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}
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break;
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}
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main();
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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");
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break;
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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) {
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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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} 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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}
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}
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}
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29
01_Acey_Ducey/javascript/io.js
Normal file
29
01_Acey_Ducey/javascript/io.js
Normal file
@@ -0,0 +1,29 @@
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const outputEl = document.querySelector("#output");
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export function print(string) {
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outputEl.append(string);
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}
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export function readLine() {
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return new Promise(resolve => {
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const inputEl = document.createElement("input");
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outputEl.append(inputEl);
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inputEl.focus();
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inputEl.addEventListener("keydown", event => {
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if (event.key === "Enter") {
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const result = inputEl.value;
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inputEl.remove();
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print(result);
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print("\n");
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resolve(result);
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}
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});
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});
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}
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export function spaces(numberOfSpaces) {
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return " ".repeat(numberOfSpaces);
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}
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