OSU Quiz git repository

//***********************
// Define some constants.
//***********************

var dlg = {
    'Window'    : '#dialog',
    'Header'    : '#dlgtitle',
    'Body'      : '#dlgbody',
    'Buttons'   : '#dlgokcancel'
};

// Global variables.
var teamCount=0;            // Number of teams playing.

//******************************************************
// This function is called first to get number of teams.
//******************************************************

function initialize()
{
    // Hide elements that need to be hidden.
    closeWindow();
    closeDialog();

    document.title = Title;
    var userInput = prompt('How many teams are playing?', '2');

    if (userInput != '' && userInput != null)
    {
        teamCount = parseInt(userInput);
    }

    // Once we know how many teams there are, we can create the score table
    $("#score").html( makeScoreTable());    

    // And then the controls for adjusting scores after answers.
    $("#controls").html(makeControls());
}

function getRandom(min,max)
{
   return (Math.round(Math.random()*(max-min)))+min;
}

/*******************************************************************
 * Title:       Title in the dialog title portion.
 * Body:        The content that goes in the dialog's body portion.
 * OnFinish:    The function that is called after the dialog closes.
 *              -- default ""
 * ok, cancel:  The text in the buttons for ok and cancel.
 *              -- defaults: "Ok", "Cancel"
 ******************************************************************/

function showDialog(title, body, onfinish, oktext, canceltext)
{
    // If variabls not passed in use a default.
    onfinish=argv(onfinish,"");
    oktext=argv(oktext, "Ok");
    canceltext=argv(canceltext, "Cancel");
    
    $(dlg.Header).html(title);
    $(dlg.Body).html(body);
    
    var ok = "<input type='button' value='" + oktext + "' > + onfinish + "' />";
    var cancel = "<input type='button' value='" + canceltext + "'  />";
    $(dlg.Buttons).html(ok + cancel);
    
    $(dlg.Window).show();
}

function closeDialog(onfinish)
{
    $(dlg.Window).hide();
}

/*******************************************************************
 * Process:
 * Get wager amounts from each team
 * Show question, teams must write their answer down
 * Read answers / Reveal answer
 * Show options for correct or incorrect to change totals.
 ******************************************************************/

function getFinalWagers()
{
    var title = "Final Category: " + FinalCategory;

    var body =  "<table id='finalwager'>";
    body += "<tr><th>Team</th><th>Wager</th><th>Current $</th></tr>";
    for (var i=1; i<=teamCount; i++)
    {
        var money = parseInt($("#team" + i).html());
        body += "<tr>";
        body += "<td align=center> Team " + i + "</th>";
        body += "<td> <input type='text' name='finalwageramt" + i + "' value='0' /> </td>";
        body += "<td>" + money + "</td>";
        body += "</tr>";
    }    
    body += "</table>";
    
    // Show the get wagers dialog, when finished call revealFinalAnswer().
    showDialog(title, body, "revealFinalAnswer()");
}

function getScore(team)
{
	var id = "#team" + team;
	var val = parseInt($(id).html());
	return val;
}

// team is a number identifying the team.
function incScore(team)
{     
    // Get the team's current winnings.
	var id = "#team" + team;
	var val = parseInt($(id).html());
    
    // Get the team's current wager.    
    var amount = wagerAmount.getTeamWager(team-1);

    // Adjust accordingly.
	$(id).html(val + amount);

    if (autoCloseOnScore()) closeWindow();
}

function decScore(team)
{
	var id = "#team" + team;
	var val = parseInt($(id).html());
    var amount = wagerAmount.getTeamWager(team-1);
	$(id).html(val - amount);
    
    if (autoCloseOnScore()) closeWindow();
}

//**********************
// Countdown timer code.
//**********************

var timerVariable=null;

function startTimer(numSeconds)
{
    // Use default if nothing passed in.
    numSeconds=argv(numSeconds, TimePerQuestion);
    
    if (timerVariable != null) stopTimer();

    // Reset countdown timer panel.
    $(qa.Timer).css("color", "white");
    $(qa.Timer).html(numSeconds);

    // Reset the timer to go off every second.
    timerVariable = setInterval("decTimer()", 1000);
}

function stopTimer()
{
    if (timerVariable != null)
    {
        clearInterval(timerVariable);
        timerVariable = null;
    }
}

// This decrements the timer 1 second at a time.
function decTimer()
{
    var val = parseInt($(qa.Timer).html());
    val--;

    $(qa.Timer).html(val);

    // Change the color to red for the last 10 seconds.
    if (val < 10) $(qa.Timer).css("color", "red");

    // Stop the countdown at 0.
    if (val == 0) stopTimer();
}


//*******************************************************************
// Set an argument to its value, if it is undefined, use the default.
// Allows you to have defaults arguments with functions such as:
// function x(a,b,c) { a=argv(a,1); b=argv(b,2); c=argv(c,3); }
//*******************************************************************

function argv(arg, val) { return typeof arg !== 'undefined' ? arg : val; }


function WebSocketTest()
{
  var socket = io.connect('http://localhost:8080');
  socket.on('news', function (data) {
    console.log(data);
    socket.emit('my other event', { my: 'data' });
  });

}

//*************************************************************************
// While this appears to be a function, it is actually a javascript object.
// value, answer and question are it's member variables.
//*************************************************************************

function Question(v, q, a)
{    
    // Set instance variables for this object.
    this.value = v;
    this.answer = a;
    this.question = q;

    // Add methods to this object.
    this.getValue = getValue;
    this.getQuestion = getQuestion;
    this.getAnswer = getAnswer;
}

function getValue() { return this.value; }
function getQuestion() { return this.question; }
function getAnswer() { return this.answer; }