var partner_bubble = false;

function hide_partner_bubble() {
	window.setTimeout(real_hide_partner_bubble, 50);
	partner_bubble = false;
}

function remain_partner_bubble() {
	partner_bubble = true;
}

function real_hide_partner_bubble() {
	if (!partner_bubble) {
		$$('div.pop').setStyle('display', 'none');
	}
}

function check_charges(form) {
	for (i = 0; i < form.elements.length; i++) {
		if (form.elements[i].name.substring(0,3) == 'cat') {
			if (form.elements[i].value > 0) {
				return true;
			}
		}
	}
	alert('Nastavte, prosím, nejdříve své útraty dle kategorií.');
	return false;
}


var in_recalc = 0;

function handle_slide(shop) {
	return function(step) {
		$('upd' + shop.id).setHTML(step);
		$('updX' + shop.id).setHTML(step);
		shop.setValue(step);
	}
}

function Shop(id, category, slider, discount, value) {
	this.id = id;
	this.category = category;
	this.slider = slider;
	this.discount = discount;
	this.value = value;
	
	this.getDiscount = function() {
		return Math.round((this.discount * this.value)/100);
	}
	
	this.setValue = function (value) {
		var old_value = this.value;
		this.value = value;
/*		var diff = value - old_value;
		if (diff != 0) {
			if (category.shops.length == 1) {
				this.value = this.category.max;
				this.slider.set(this.value);
			} else {
				var shop = category.shops[category.shops.length -1];
				if (diff < 0) {
					shop.value -= diff;
					shop.slider.set(shop.value);
				} else {
					if (shop.value > 0) {
						if (shop.value >= diff) {
							shop.value -= diff;
							shop.slider.set(shop.value);
						} else {
							diff -= shop.value;
							shop.value = 0;
							shop.slider.set(shop.value);
							i = category.shops.length - 2;
							while(i >= 0 || diff > 0) {
								shop = category.shops[i];
								if (shop != this && shop.value > 0) {
									if (shop.value >= diff) {
										shop.value -= diff;
										shop.slider.set(shop.value);
										diff = 0;
									} else {
										diff -= shop.value;
										shop.value = 0;
										shop.slider.set(0);
									}
								}
								i--;
							}
						}
					} else {
						i = category.shops.length - 2;
						while(i >= 0 || diff > 0) {
							shop = category.shops[i];
							if (shop != this && shop.value > 0) {
								if (shop.value >= diff) {
									shop.value -= diff;
									shop.slider.set(shop.value);
									diff = 0;
								} else {
									diff -= shop.value;
									shop.value = 0;
									shop.slider.set(0);
								}
							}
							i--;
						}
					}
				}
			}
		}*/
		this.category.recalc();
	}
}

function Category(id, max) {
	this.id = id;
	this.max = max;
	this.shops = [];
	this.discount = -1;
	this.value = -1;
	
	this.addShop = function (id, slider, discount, value) {
		 var shop = new Shop(id, this, slider, discount, value);
		 this.shops[this.shops.length] = shop;
		 return shop;
	};
	
	this.recalc = function() {
		var sum = 0;
		var sum2 = 0;
		for (i = 0; i < this.shops.length; i++) {
			sum += this.shops[i].getDiscount();
			sum2 += this.shops[i].value;
		}
		this.discount = sum;
		this.value = sum2;
//		$('save' + this.id).setHTML(sum);
		konfigurator.recalc();
	};
	
	this.getDiscount = function() {
		if (this.discount == -1) {
			this.recalc();
		}
		return this.discount;
	}
	this.getValue = function() {
		if (this.value == -1) {
			this.recalc();
		}
		return this.value;
	}
}

function Konfigurator() {

	this.cats = [];
	
	this.addCat = function (id, max) {
		return this.cats[this.cats.length] = new Category(id, max);
	};
	
	this.recalc = function() {
		var sum = 0;
		var sum2 = 0;
		for(i = 0; i < this.cats.length; i++) {
			sum += this.cats[i].getDiscount();
			sum2 += this.cats[i].getValue();
		}
		$('total_save').setHTML(sum);
		$('total_save2').setHTML(sum);
		$('month_cost').setHTML(sum2);
		$('year_save').setHTML(sum * 12);
	}
}