JS Pogs Version 1

gistfile1.js

//Player object with number and total of Pogs properties
var Player = function() {
    this.name = prompt("What is your name?");
    this.totalPogs = 25;
    this.numPogs = 0;
    while (this.numPogs > this.totalPogs || this.numPogs <= 0) {
        this.numPogs = parseInt(prompt("How many pogs would you like to play with, " + this.name + "? Pick a number between 0 and " + this.totalPogs + "."), 10);
    }
};
//Creates player 1
var player1 = new Player();

//Creates player 2
var player2 = new Player();

//Pogs object
var Pogs = function() {
    this.gameSet = player1.numPogs + player2.numPogs;
};

//Creates set of pogs for game
var pogs = new Pogs();

//Updates player pog totals to initialize game
var updatePogCount = function(player) {
    player.totalPogs = player.totalPogs - player.numPogs;
    return player.totalPogs;
};

//Determines if side is up or down
var side = function() {
    var side = Math.floor(Math.random() * 100);
    if (side < 50) {
        side = "Down";
    }
    else if (side >= 50) {
        side = "Up";
    }
    return side;
};

//determines how many pogs are keepers
var keepers = function() {
    var round = pogs.gameSet;
    var keep = 0;
    for (i = 0; i < round; i++) {
        side();
        if (side() === "Up") {
            keep += 1;
        }
    }
    return keep;
};

//Plays one turn of pogs
var turn = function(player) {
    var won = keepers();
    player.totalPogs = player.totalPogs + won;
    alert(player.name + ", you won " + won + " pogs and you now have a total of " + player.totalPogs + " pogs!");
    pogs.gameSet = pogs.gameSet - won;
};

//Updates number of pogs in play for subsequent rounds
var updateNumPogs = function(player) {
     player.numPogs = parseInt(prompt("How many pogs would you like to play with, " + player.name + "? Pick a number between 0 and " + player.totalPogs + "."), 10);
};


//Plays more games of pogs between two players
var playAgain = function() {
    var response = prompt("Would you like to play again, " + player1.name + " and " + player2.name + " ? Yes or No.");
    if (response === "Yes") {
        pogs = new Pogs();
        updateNumPogs(player1);
        updateNumPogs(player2);
        game();
    }
    else {
        return;
    }
};

//Plays one full game of pogs
var game = function() {
    updatePogCount(player1);
    updatePogCount(player2);
    while (pogs.gameSet > 0) {
        turn(player1);
        turn(player2);
    }
    if (player1.totalPogs > player2.totalPogs) {
        alert(player1.name + ", congratulations, you beat " + player2.name + "!");
    }
    else if (player2.totalPogs > player1.totalPogs) {
        alert(player2.name + ", congratulations, you beat " + player1.name + "!");
    }
    else {
        alert("It was a tie!");
    }
    playAgain();
};

game();​