//START:
$(document).ready(
		
		function() {
			// confirm exit
			window.onbeforeunload = confirmExit;
			// prevent submit by enter press
			lockEnter();
			// parent info
			$("#parent_name").change(
					function() {
						$(".loading_panel").css("display", "block");
						setTimeout(function() {
							getParentInfo($("#parent_id").val(), $(
									"#parent_type :selected").val());
						}, 1000);
					});
			// categories
			getCategoriesList();
			// its vat free change
			$("#no_tax").change(function() {
				// calculate totals
				var count = $('#' + itemsTable + '_T tr').length - 1; // -1 -
																	// thead row
				for (var index = 0; index != count; index++)
					calculateRow(index);
			});

			// searchProductInput change
			$('#searchProductsInput').keyup(function() {
				searchProducts();
			});
			DrawHeaders();

			if (($("#new_number").val() == true)
					&& ($("#duplicate").val() != true)) {
				generateNumber();
				console.log($("#parent_id").val());
				if ($("#parent_id").val()!='')
				    getParentInfo($("#parent_id").val(),'Accounts');
			} else if (($("#new_number").val() == true)
					&& ($("#duplicate").val() == true)) {
				generateNumber();
				getParentInfo($("#parent_id").val(),
						'Accounts');
				getItems();
			} else {
				getParentInfo($("#parent_id").val(),
						'Accounts');
				getItems();
			}

			// handle setItems
			setITEMS = function() {
				var formname = 'EditView';
				if (check_form_(formname) == true) {
					SetTab('ITEMS');
				}
			};

		});

// handle save
var check_form_ = check_form;
check_form = function(formname) {
	window.onbeforeunload = null;
	if (items.length == 0) {
		alert("Brak produktów");
		return false;
	}
	$(".loading_panel").css("display", "block");
	// calculate totals
	var count = $('#' + itemsTable + '_T tr').length - 1; // -1 - thead row
	for (var index = 0; index != count; index++)
		calculateRow(index);

	$("#total_netto").val($("#t_netto").val());
	$("#total_brutto").val($("#t_brutto").val());
	$("#discount").val($("#disc").val());
	$("#position_list").val(JSON.stringifyNoSecurity(items));
	if (check_form_(formname) == false) {
		window.onbeforeunload = confirmExit;
		$(".loading_panel").css("display", "none");
		return false;
	} else {
		return true;
	}

};
function confirmExit() {
	return "";
}

function lockEnter() {
	// prevent default
	$(window).keydown(function(event) {
		if (event.keyCode == 13 && $(":focus").prop('tagName')!='TEXTAREA') {
			event.preventDefault();
			return false;
		}
	});
}