var buyjobads;

function buyJobAdsLoad(){
	var current = window.onload;
	window.onload = function(){
		current();
		buyjobads = new BuyJobAds();
	}
}

function BuyJobAds(){
	this.initiate();
}

BuyJobAds.prototype.discounted = 0;
BuyJobAds.prototype.values = new Array(new Array('174.56','307','750','1000'), new Array('174.56','289','715','950'), new Array('174.56','276','675','900'), new Array('174.56','263','630','850'));
BuyJobAds.prototype.maximum = 25;
BuyJobAds.prototype.locale = 0;
//--BuyJobAds.prototype.promo_amount = 0;

BuyJobAds.prototype.day14_job_volume = 0;
BuyJobAds.prototype.standard_job_volume = 0;
BuyJobAds.prototype.top_job_volume = 0;
BuyJobAds.prototype.priority_job_volume = 0;
BuyJobAds.prototype.total_job_volume = 0;

BuyJobAds.prototype.day14_job_discount = 0;
BuyJobAds.prototype.standard_job_discount = 0;
BuyJobAds.prototype.top_job_discount = 0;
BuyJobAds.prototype.priority_job_discount = 0;
BuyJobAds.prototype.total_sub_discount = 0;
BuyJobAds.prototype.total_vat_discount = 0;
BuyJobAds.prototype.total_job_discount = 0;

//--BuyJobAds.prototype.standard_job_promo = 0;
//--BuyJobAds.prototype.top_job_promo = 0;
//--BuyJobAds.prototype.priority_job_promo = 0;
//--BuyJobAds.prototype.total_sub_promo = 0;
//--BuyJobAds.prototype.total_vat_promo = 0;
//--BuyJobAds.prototype.total_job_promo = 0;

BuyJobAds.prototype.day14_job_total = 0;
BuyJobAds.prototype.standard_job_total = 0;
BuyJobAds.prototype.top_job_total = 0;
BuyJobAds.prototype.priority_job_total = 0;
BuyJobAds.prototype.total_sub_total = 0;
BuyJobAds.prototype.total_vat_total = 0;
BuyJobAds.prototype.total_job_total = 0;

BuyJobAds.prototype.initiate = function(){
	this.maximum = document.getElementById('maximum').value;
	this.locale = document.getElementById('locale').value;
	if(this.locale == '1'){ this.hide4International(); }
	this.get_job_volumes();
}

BuyJobAds.prototype.hide4International = function(){
	$("#frmbuyjobads").find("ul").each(function(){
		//$(this).children("li:nth-child(5)").hide();
		$(this).children("li:nth-child(6)").hide();
		$(this).children("li:nth-child(7)").hide();
	});
}

// Job Count

BuyJobAds.prototype.get_job_volumes = function(){
	this.day14_job_volume = parseInt(document.getElementById('day14_job_volume').value);
	this.standard_job_volume = parseInt(document.getElementById('standard_job_volume').value);
	this.top_job_volume = parseInt(document.getElementById('top_job_volume').value);
	this.priority_job_volume = parseInt(document.getElementById('priority_job_volume').value);
	this.total_job_volume = this.day14_job_volume + this.standard_job_volume + this.top_job_volume + this.priority_job_volume;
	document.getElementById('total_job_volume').innerHTML = this.total_job_volume;
	this.set_job_volumes();
	this.set_job_totals();
}

BuyJobAds.prototype.set_job_volumes = function(){
	this.correct_job_volumes('day14_job_volume', this.day14_job_volume);
	this.correct_job_volumes('standard_job_volume', this.standard_job_volume);
	this.correct_job_volumes('top_job_volume', this.top_job_volume);
	this.correct_job_volumes('priority_job_volume', this.priority_job_volume);
}

BuyJobAds.prototype.correct_job_volumes = function(select, value){
	var element = document.getElementById(select);
	var variable = this.maximum - this.total_job_volume;
	for(loop=this.maximum;loop>(value+variable);loop--){
        if(element.length >= loop){
            element.remove(loop);
        }
    }
	for(loop=(element.length);loop<=(value+variable);loop++){
        this.add_job_volume(element, loop)
    }
	if(document.all) element.outerHTML = element.outerHTML;
}

BuyJobAds.prototype.add_job_volume = function(element, value){
	var option = document.createElement('option');
	option.innerHTML = value + " Ads";
	option.value = value;
	element.add(option, null);
}

// Sub Totals + Total

BuyJobAds.prototype.set_job_totals = function(){
	this.discounted = 0;

	if(this.total_job_volume > 20){ this.discounted = 3; }
	else if(this.total_job_volume > 10){ this.discounted = 2; }
	else if(this.total_job_volume > 5){ this.discounted = 1; }

	this.day14_job_total = new Number((this.day14_job_volume*this.values[this.discounted][0]));
	this.standard_job_total = new Number((this.standard_job_volume*this.values[this.discounted][1]));
	this.top_job_total = new Number((this.top_job_volume*this.values[this.discounted][2]));
	this.priority_job_total = new Number((this.priority_job_volume*this.values[this.discounted][3]));
	this.total_sub_total = this.day14_job_total + this.standard_job_total + this.top_job_total + this.priority_job_total;


	//prolem occurs here
	//alert(Math.round(this.total_sub_total));
	this.total_vat_total = Math.round(this.total_sub_total*0.14);
	//this.total_job_total = this.total_sub_total + this.total_vat_total;
	
	
	this.total_job_total = Math.round(this.total_sub_total*1.14);
	this.total_vat_total = this.total_job_total - this.total_sub_total;
	this.correct_job_totals();
	this.set_job_discounts();

}

BuyJobAds.prototype.correct_job_totals = function(){
	this.adjust_cost_details('day14_job_total', this.adjust_for_vat(this.day14_job_total));
	this.adjust_cost_details('standard_job_total', this.adjust_for_vat(this.standard_job_total));
	this.adjust_cost_details('top_job_total', this.adjust_for_vat(this.top_job_total));
	this.adjust_cost_details('priority_job_total', this.adjust_for_vat(this.priority_job_total));
	this.adjust_cost_details('total_sub_total', this.total_sub_total);
	this.adjust_cost_details('total_vat_total', this.total_vat_total);
	this.adjust_cost_details('total_job_total', this.total_job_total);
}

// Discounts

BuyJobAds.prototype.set_job_discounts = function(){
	this.day14_job_discount = new Number(((this.day14_job_volume*this.values[0][0])-this.day14_job_total));
	this.standard_job_discount = new Number(((this.standard_job_volume*this.values[0][1])-this.standard_job_total));
	this.top_job_discount = new Number(((this.top_job_volume*this.values[0][2])-this.top_job_total));
	this.priority_job_discount = new Number(((this.priority_job_volume*this.values[0][3])-this.priority_job_total));
	this.total_sub_discount = this.day14_job_discount + this.standard_job_discount + this.top_job_discount + this.priority_job_discount;
	this.total_vat_discount = this.total_sub_discount*0.14;
	this.total_job_discount = this.total_sub_discount + this.total_vat_discount;
	this.correct_discount_details();
}

BuyJobAds.prototype.correct_discount_details = function(){
	this.adjust_cost_details('day14_job_discount', this.adjust_for_vat(this.day14_job_discount));
	this.adjust_cost_details('standard_job_discount', this.adjust_for_vat(this.standard_job_discount));
	this.adjust_cost_details('top_job_discount', this.adjust_for_vat(this.top_job_discount));
	this.adjust_cost_details('priority_job_discount', this.adjust_for_vat(this.priority_job_discount));
	this.adjust_cost_details('total_sub_discount', this.total_sub_discount);
	this.adjust_cost_details('total_vat_discount', this.total_vat_discount);
	this.adjust_cost_details('total_job_discount', this.total_job_discount);
}

// Promotional

BuyJobAds.prototype.set_job_promos = function(){
	this.standard_job_promo = new Number(this.standard_job_volume*this.promo_amount);
	this.top_job_promo = new Number(this.top_job_volume*this.promo_amount);
	this.priority_job_promo = new Number(this.priority_job_volume*this.promo_amount);
	this.total_sub_promo = this.standard_job_promo + this.top_job_promo + this.priority_job_promo;
	this.total_vat_promo = this.total_sub_promo*0.14;
	this.total_job_promo = this.total_sub_promo + this.total_vat_promo;
	this.correct_promo_details();
}

BuyJobAds.prototype.correct_promo_details = function(){
	this.adjust_cost_details('standard_job_promo', this.standard_job_promo);
	this.adjust_cost_details('top_job_promo', this.top_job_promo);
	this.adjust_cost_details('priority_job_promo', this.priority_job_promo);
	this.adjust_cost_details('total_sub_promo', this.total_sub_promo);
	this.adjust_cost_details('total_vat_promo', this.total_vat_promo);
	this.adjust_cost_details('total_job_promo', this.total_job_promo);
}

// Adjust Spans

BuyJobAds.prototype.adjust_cost_details = function(span, value){
	var element = document.getElementById(span);
	element.innerHTML = value.toFixed(2);
}

// Financials

BuyJobAds.prototype.adjust_for_vat = function(value){
	//to ceil or to round that is the question
	return Math.round(value*1.14);
}

// Misc

function check_values() {
    var day14_job    = parseInt(document.getElementById('day14_job_volume').value);
    var standard_job = parseInt(document.getElementById('standard_job_volume').value);
    var priority_job = parseInt(document.getElementById('priority_job_volume').value);
    var top_job      = parseInt(document.getElementById('top_job_volume').value);

    if (day14_job === 0 && standard_job === 0 && priority_job === 0 && top_job === 0) {
        alert('You have to choose a Job Ad Volume');
    } else {
        submitForm('frmbuyjobads');
    }
}