//How much can I borrow Calculator

//Variables

// Current Loan
var loan_min = 0;
var loan_max = 900000;
var loan_initial = 100000;
var current_loan_value = loan_initial;
var loanValues = null;

//Current Rate
var rate_min = 0.25;
var rate_max = 10;
var rate_initial = 4.5;
var current_rate_value = rate_initial;
var rateValues = null;




//Only call the function when you need to - on mouse up
var cancelAjax = true;


// Set Inital Values and create slider Arrays

function InitializeHowMuchCanIBorrowCalculator()
{   

    // loan slider values
    loanValues = CreateSliderValues(new Array(), loan_min, 25000, 1000);
    loanValues = CreateSliderValues(loanValues, 26000, loan_max, 1000);

    // rate  values
    rateValues = CreateRSliderValues(new Array(), rate_min, rate_max);
	


    // loan slider
    $('#loanTrack').slider({
        min: 0,
        max: loanValues.length - 1,
        steps: loanValues.length,
        change: function(e, ui)
		
        {
            current_loan_value = loanValues[ui.value]; recalmpay=1;
            ShowResult();
        },
        slide: function(e, ui)
        {
            $('#loanTextInput').val(loanValues[ui.value]);
        }
    });

	
	  
    
    // rate slider
    $('#rateTrack').slider({
        min: 0,
        max: rateValues.length - 1,
        steps: rateValues.length,
        change: function(e, ui)
        {
            current_rate_value = rateValues[ui.value]; recalmpay=1;
            ShowResult();
        },


        slide: function(e, ui)
        {
            $('#rateTextInput').val(rateValues[ui.value]);
        }
    });
	
	

   
   
    $('#loanTextInput').change(function(eventArgs) { return handleKeyPress(eventArgs, loanValues, 'loanTrack'); });
    $('#loanTextInput').val(current_loan_value);
	
    $('#rateTextInput').change(function(eventArgs) { return handleKeyPress(eventArgs, rateValues, 'rateTrack'); });
    $('#rateTextInput').val(current_rate_value);
	
	
	
	
    $('#loanTrack').slider("value", FindValueIndex(loanValues, current_loan_value));
	$('#rateTrack').slider("value", FindValueIndex(rateValues, current_rate_value));

    
	// setting this to false will trigget the ajax call
	cancelAjax = false;
    
}

function handleKeyPress(eventArgs, valuesArr, trackId)
{
//    if (eventArgs.keyCode == 13)
//    {
        var v = parseFloat($(eventArgs.target).val());

        // is it a number?
        if (isNaN(v))
        {
            alert('Sorry, the amount is invalid.');
            return false;
        }
        else
        {
            var sliderIdx = FindValueIndex(valuesArr, v);

            if (!isNaN(sliderIdx))
            {
                // cancel this ajax request - we'll call it later on
                cancelAjax = true;
                $('#' + trackId).slider("value", sliderIdx);
                cancelAjax = false;
            }
            else
            {
                alert('Please enter a value higher than ' + valuesArr[0] + ' and lower than ' + valuesArr[valuesArr.length - 1] + '.');
                return false;
            }
        }

        $(eventArgs.target).val(v);

       
		
		
        ShowResult(); // calling the ajax request here will send the correct "current" values
        //return false;
 
}

function ShowResult()
{

// don't keep doing it, honestly, everything will go crazy.  
    if (cancelAjax) { return; }    
	

//declare variables
var balance = document.getElementById("loanTextInput").value;
var rate = document.getElementById("rateTextInput").value;
var tax = document.getElementById("tax").value;
var annualinterest = balance * (rate/100) * tax
var monthlyinterest = annualinterest / 12
annualinterest = Math.round(annualinterest)
monthlyinterest = Math.round(monthlyinterest)
annualinterest = addCommas(annualinterest)
monthlyinterest = addCommas(monthlyinterest)
document.getElementById('annual').innerHTML = annualinterest;
document.getElementById('monthly').innerHTML = monthlyinterest;
document.getElementById('resultPane').style.display = "block";
}



$(document).ready(InitializeHowMuchCanIBorrowCalculator);