$().ready(function()
{
	updateDate();
	updatePrice();
	
	$("#main_collect1, #main_collect2, #main_additionaladdress").click(updatePrice).click(updateDate);
	$("#main_pocket_nopocket, #main_pocket_paper, #main_pocket_plastic, #main_hardback1, #main_hardback2, #main_paperback1, #main_paperback2, #main_blackandwhite, #main_colour").change(updatePrice);
	
	$("#main_additionaladdress").click(function(event){
		if (event.target.checked)
		{
			$(".inactive").addClass("active").removeClass("inactive");
		}
		else
		{
			$(".active").addClass("inactive").removeClass("active");
		}
		})
	
//echo event(null,'"covertext"','"onkeypress"','if (cross.specialkey!="normal" || cross.ctrlKey){r = true;}if (cross.specialkey=="normal"){if (allowcharacters){r = allowcharacters.test(cross.character);}else{r = true;}}if (!r){cross.preventDefault();}',true); ?>
//echo event(null,'"spineleft"','"onkeypress"','if (cross.specialkey!="normal" || cross.ctrlKey){r = true;}if (cross.specialkey=="normal"){if (allowcharacters){r = allowcharacters.test(cross.character);}else{r = true;}}if (!r){cross.preventDefault();}',true); ?>
//echo event(null,'"spinemiddle"','"onkeypress"','if (cross.specialkey!="normal" || cross.ctrlKey){r = true;}if (cross.specialkey=="normal"){if (allowcharacters){r = allowcharacters.test(cross.character);}else{r = true;}}if (!r){cross.preventDefault();}',true); ?>
//echo event(null,'"spineright"','"onkeypress"','if (cross.specialkey!="normal" || cross.ctrlKey){r = true;}if (cross.specialkey=="normal"){if (allowcharacters){r = allowcharacters.test(cross.character);}else{r = true;}}if (!r){cross.preventDefault();}',true); ?>
//echo event(null,'"additionaladdress"','"onclick"','var fs = document.getElementById("address2");fs.style.display=fs.style.display=="none"?"":"none";',true); ?>
});

function updatePrice(event)
{
    var paperback = 0;
	var hardback = 0;
	var carriagecost = 0;
	
	var pb = parseInt($("#main_paperback1").attr("value"));
    var hb = parseInt($("#main_hardback1").attr("value"));
    var currentcarriage = $("#main_collect1").get(0).checked?"collect":"dhl";
    
	paperback += isNaN(pb)?0:pb;
    hardback += isNaN(hb)?0:hb;
    if ((paperback >= 1) || (hardback >= 1)) {
    	carriagecost += parseInt(carriage[currentcarriage]);   
	}
	
    if ($('#main_additionaladdress').get(0).checked) {
		pb = parseInt($("#main_paperback2").attr("value"));
    	hb = parseInt($("#main_hardback2").attr("value"));
    	currentcarriage = $("#main_collect2").get(0).checked?"collect":"dhl";
    
		paperback += isNaN(pb)?0:pb;
		additionalpb = isNaN(pb)?0:pb;
    	hardback += isNaN(hb)?0:hb;
		additionalhb = isNaN(hb)?0:hb;
		if ( (additionalpb >= 1) || (additionalhb >= 1) ) {
			carriagecost += parseInt(carriage[currentcarriage]);
		}
	}
	    
    var blackandwhitepage = parseInt($("#main_blackandwhite").attr("value"));
    var colourpage = parseInt($("#main_colour").attr("value"));
	
    blackandwhitepage = isNaN(blackandwhitepage)?0:blackandwhitepage;
    colourpage = isNaN(colourpage)?0:colourpage;
    
	var printingcost = blackandwhitepage*tariff['blackandwhitepage']+colourpage*tariff['colourpage'];
    var bindingcost = paperback*parseInt(tariff['paperback'])+hardback*parseInt(tariff['hardback']);
    var totalcopies = paperback+hardback;
    printingcost = printingcost*totalcopies;
    bindingcost += $("#main_pocket_paper").get(0).checked||$("#main_pocket_plastic").get(0).checked?tariff['pocket']:0;
    
    var percent = 0;
    for (var i=0;i<discount.length;i++)
    {
        if ((!discount[i].min || totalcopies>=parseInt(discount[i].min)) && (!discount[i].max || totalcopies<=parseInt(discount[i].max)) && discount[i].percent)
        {
            percent = parseInt(discount[i].percent);
            break;
        }
    }
    
    $("#printingcost").text("£"+(printingcost/100.0).toFixed(2));
    $("#bindingcost").text("£"+(bindingcost/100.0).toFixed(2));
    $("#discount").text(percent+"%");    
    $("#carriagecost").text("£"+(carriagecost/100.0).toFixed(2));
    $("#totalcost").text("£"+(((bindingcost+printingcost)*((100.0-percent)/100.0)+carriagecost)/100.0).toFixed(2));
}

function updateDate()
{
	$("#estimate1").text(getDate($("#main_collect1").get(0).checked?"collect":"dhl"));
	if ($('#main_additionaladdress').get(0).checked)
	{
		$("#estimate2").text(getDate($("#main_collect2").get(0).checked?"collect":"dhl"));
	}
}

function getDate(currentcarriage)
{
    service = service<0?3:service;
    currentcarriage = currentcarriage=="dhl"?1:(currentcarriage=="collect"?0:-1);

    var estimate = "";

    if (service >= 0 && currentcarriage >= 0)
    {
        //<12 noon monday dispatched weds (2 days) following monday (5 days) 12 noon +1 day
        // 24dec to fri4jan inclusive non working days*/

        // current format ddmmyyyyhhmmssmonday
        var arr = /^([0-9]{2})([0-9]{2})([0-9]{4})([0-9]{2})([0-9]{2})([0-9]{2})([a-zA-Z]*)$/.exec(current);
        var day = arr[1], month = arr[2], year = arr[3], hour = arr[4], minute = arr[5],second = arr[6], dayofweek = arr[7];

        var number = service+currentcarriage;
        
        if (hour >= 12) number++; // if after 12pm add a day

        var today = new Date(year,month-1,day); // today date object, no time

        while (number>0)
        {
        // increment day by one
        today.setTime(today.getTime()+1*24*60*60*1000);
        if (today.getDay()>0 && today.getDay()<6) // only count week days
        {
            for (var i = 0; i < holidays.dates.length; i++)
            {
                if (holidays.dates[i] == (parseInt(today.getDate())*100+parseInt(today.getMonth())+1))
                {
                    break;
                }
            }
            if (i==holidays.dates.length)
                number--;
        }
        }
        switch(today.getDay())
        {
            case 0: estimate = "Sunday"; break;
            case 1: estimate = "Monday"; break;
            case 2: estimate = "Tuesday"; break;
            case 3: estimate = "Wednesday"; break;
            case 4: estimate = "Thursday"; break;
            case 5: estimate = "Friday"; break;
            case 6: estimate = "Saturday"; break;
        }
        estimate += " "+today.getDate()+"/"+(today.getMonth()+1)+"/"+today.getFullYear();
    }
	return estimate;
}