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74_Rock_Scissors_Paper/javascript/rockscissors.mjs

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+#!/usr/bin/env node
+// ROCK, SCISSORS, PAPER
+//
+// Converted from BASIC to Javascript by Alexander Wunschik (mojoaxel)
+
+import { println, tab, input } from '../../00_Common/javascript/common.mjs';
+
+let userWins = 0;
+let computerWins = 0;
+let ties = 0;
+
+// 30 INPUT "HOW MANY GAMES";Q
+// 40 IF Q<11 THEN 60
+// 50 PRINT "SORRY, BUT WE AREN'T ALLOWED TO PLAY THAT MANY.": GOTO 30
+// 60 FOR G=1 TO Q
+async function getGameCount() {
+	let gameCount = await input("HOW MANY GAMES");
+	if (gameCount > 10) {
+		println("SORRY, BUT WE AREN'T ALLOWED TO PLAY THAT MANY.");
+		return await getGameCount();
+	}
+	return gameCount;
+}
+
+// #90 PRINT "3=ROCK...2=SCISSORS...1=PAPER"
+// #100 INPUT "1...2...3...WHAT'S YOUR CHOICE";K
+// #110 IF (K-1)*(K-2)*(K-3)<>0 THEN PRINT "INVALID.": GOTO 90
+async function getUserInput() {
+	println("3=ROCK...2=SCISSORS...1=PAPER");
+	const userChoice = await input("1...2...3...WHAT'S YOUR CHOICE");
+	if (userChoice < 1 || userChoice > 3) {
+		println("INVALID.");
+		return await getUserInput();
+	}
+	return userChoice;
+}
+
+async function game() {
+	// 10 PRINT TAB(21);"GAME OF ROCK, SCISSORS, PAPER"
+	// 20 PRINT TAB(15);"CREATIVE COMPUTING  MORRISTOWN, NEW JERSEY"
+	// 25 PRINT:PRINT:PRINT
+	println(tab(21), 'GAME OF ROCK, SCISSORS, PAPER');
+	println(tab(15), 'CREATIVE COMPUTING  MORRISTOWN, NEW JERSEY');
+	println('\n\n');
+
+	let gameCount = await getGameCount();
+
+	async function playGame(gameNumber) {
+		// 70 PRINT: PRINT "GAME NUMBER";G
+		println("\nGAME NUMBER ", gameNumber);
+
+		const ROCK = 3;
+		const SCISSORS = 2;
+		const PAPER = 1;
+
+		const usersChoice = await getUserInput();
+
+		// 80 X=INT(RND(1)*3+1)
+		const computersChoice = Math.floor(Math.random()*3) + 1;
+
+		// 120 PRINT "THIS IS MY CHOICE..."
+		// 130 ON X GOTO 140,150,160
+		// 140 PRINT "...PAPER": GOTO 170
+		// 150 PRINT "...SCISSORS": GOTO 170
+		// 160 PRINT "...ROCK"
+		println("THIS IS MY CHOICE...", 
+			computersChoice === PAPER ? "...PAPER" : 
+				computersChoice === SCISSORS ? "...SCISSORS" : 
+					"...ROCK");
+
+
+		// 170 IF X=K THEN 250
+		// 180 IF X>K THEN 230
+		// 190 IF X=1 THEN 210
+		// 200 PRINT "YOU WIN!!!":H=H+1: GOTO 260
+		// 210 IF K<>3 THEN 200
+		// 220 PRINT "WOW!  I WIN!!!":C=C+1:GOTO 260
+		// 230 IF K<>1 OR X<>3 THEN 220
+		// 240 GOTO 200
+		// 250 PRINT "TIE GAME.  NO WINNER."
+		if (computersChoice == usersChoice) {
+			println("TIE GAME.  NO WINNER.");
+			ties++;
+		} else if (
+			(computersChoice == ROCK && usersChoice == SCISSORS) ||
+			(computersChoice == PAPER && usersChoice == ROCK) ||
+			(computersChoice == SCISSORS && usersChoice == PAPER)
+		) {
+			println("WOW!  I WIN!!!");
+			computerWins++;
+		} else {
+			println("YOU WIN!!!");
+			userWins++;
+		}
+	}
+
+	for (let gameNumber = 1; gameNumber <= gameCount; gameNumber++) {
+		await playGame(gameNumber);
+		// 260 NEXT G
+	}
+
+	// 270 PRINT: PRINT "HERE IS THE FINAL GAME SCORE:"
+	// 280 PRINT "I HAVE WON";C;"GAME(S)."
+	// 290 PRINT "YOU HAVE WON";H;"GAME(S)."
+	// 300 PRINT "AND";Q-(C+H20);"GAME(S) ENDED IN A TIE."
+	println("\nHERE IS THE FINAL GAME SCORE:");
+	println(`I HAVE WON ${computerWins} GAME(S).`);
+	println(`YOU HAVE WON ${userWins} GAME(S).`);
+	println(`AND ${ties} GAME(S) ENDED IN A TIE.`);
+
+	// 310 PRINT: PRINT "THANKS FOR PLAYING!!"
+	println("\nTHANKS FOR PLAYING!!");
+	
+	// 320 END
+	process.exit(0);
+}
+game();