// wait for the DOM to be loaded
$(document).ready(function() {

	dateSetups();
	$("#policyType").change(showOptions);
	if (isExisting(document.qeForm.furthestDestination)) {
		$("#area").change(showOptions);
	}
	if (isExisting(document.qeForm.additionalDestination)) {
		if (isExisting(document.qeForm.goingToOtherCountries)) {
			makeSearchList("additionalDestination");
			updateGoingToOtherCountries();
		}
		else {
			$("#area").change(showOptions);
		}
	}
	if (isExisting(document.qeForm.subCountryOfResidence)) {
		$("#subCountryOfResidence").change(showOptions);
	}

	if (isExisting(document.qeForm.countryOfResidence) && !isValidCOR()) {
		$("#countryOfResidence").val(document.qeForm.validCORs.value.substring(0, 3));
		corRedirect();
	}

	if (isExisting(document.qeForm.popUnderURL)) {
		$("#qeButtonNextStep").click(function () {
		jQuery.popunder(document.qeForm.popUnderURL.value,800,300);});
	}

	if (isExisting(document.qeForm.ageGroupsLayoutType && document.qeForm.ageGroupsLayoutType == "list")) {
		showHideAgeGroups();
		if (isExisting(document.qeForm.groupType)) {
			$("#groupType").change(showHideAgeGroups);
			$("#numberOfTravellers").change(showHideAgeGroups);
		}
	}

});

function showHideAgeGroups() {

	partyMembersTMP = 0;
	groupTypeTMP = $("#groupType :selected").val();
	nonAdultArray = document.qeForm.nonAdultList.value.split(",");

	if (groupTypeTMP == "IND") {
		partyMembersTMP = 1;
		$('#row_numberOfTravellers').hide();
	}
	else if (groupTypeTMP == "CPL") {
		partyMembersTMP = 2;
		$('#row_numberOfTravellers').hide();
		for(var i=0; i<nonAdultArray.length; i++){
			$('#pm2_'+nonAdultArray[i]).hide();
		}
	}
	else {
		$('#row_numberOfTravellers').show();
		partyMembersTMP = $("#numberOfTravellers :selected").val();
		for(var i=0; i<nonAdultArray.length; i++){
			$('#pm2_'+nonAdultArray[i]).show();
		}
	}

	for(var i=1;i<=8;i++) {
		$('#row_partyMember'+i).hide();
	}

	for(var i=1;i<=partyMembersTMP;i++) {
		$('#row_partyMember'+i).show();
	}

}


function dateSetups() {
	$('#startDate').datepicker({showOn:'none', minDate: 0, showOtherMonths: true, selectOtherMonths: true, changeMonth: true, changeYear: true, altField: "#startDate_unformatted", altFormat: "yy-mm-dd"});

	if (isExisting(document.qeForm.endDate)) {
		$('#endDate').datepicker({showOn:'none', minDate: 0, showOtherMonths: true, selectOtherMonths: true, changeMonth: true, changeYear: true, altField: "#endDate_unformatted", altFormat: "yy-mm-dd"});
	}

	if (isExisting(document.qeForm.bookingDate)) {
		$('#bookingDate').datepicker({showOn:'none', maxDate: 0, showOtherMonths: true, selectOtherMonths: true, changeMonth: true, changeYear: true, altField: "#bookingDate_unformatted", altFormat: "yy-mm-dd"});
	}
}

function showOptions() {
	options.success = tripTypeUpdate;
	document.qeForm.qeEvent.value = "getStep_1";
	document.qeForm.qeButtonNextStep.disabled=true;
	$('#qeForm').submit();
	document.qeForm.qeButtonNextStep.disabled=false;
	options.success = validateForm;
	document.qeForm.qeEvent.value = "validateForm";
}

function showActivities() {
	if (isExisting(document.qeForm.activitiesShow)) {
		if (document.qeForm.activitiesShow.checked) {
			$('#row_activitiesShow').hide();
			$('#activitiesHolder').show();
		}
	}
}

function tripTypeUpdate(responseText, statusText)  {
	loadingScreen("end");
	responseText = xmlTidy(responseText);
	$('#qeTripsFormContent').html(responseText);
	addCorners();
	dateSetups();
	// need to rebind
	$("#policyType").change(showOptions);
	if (isExisting(document.qeForm.furthestDestination)) {
		$("#area").change(showOptions);
	}
	if (isExisting(document.qeForm.additionalDestination)) {
		if (isExisting(document.qeForm.goingToOtherCountries)) {
			makeSearchList("additionalDestination");
			updateGoingToOtherCountries();
		}
		else {
			$("#area").change(showOptions);
		}
	}
	if (isExisting(document.qeForm.subCountryOfResidence)) {
		$("#subCountryOfResidence").change(showOptions);
	}

	if (isExisting(document.qeForm.ageGroupsLayoutType && document.qeForm.ageGroupsLayoutType == "list")) {
		showHideAgeGroups();
		if (isExisting(document.qeForm.groupType)) {
			$("#groupType").change(showHideAgeGroups);
			$("#numberOfTravellers").change(showHideAgeGroups);
		}
	}

	$('#qeForm').ajaxForm(options);
}

function isValidCOR() {
	var newCOR = document.qeForm.countryOfResidence.options[document.qeForm.countryOfResidence.selectedIndex].value;
	var validCORs = document.qeForm.validCORs.value;
	if (validCORs.search(newCOR) >= 0) {
		return true;
	}
	else {
		return false;
	}
}

function corRedirect() {
	if (isValidCOR()) {
		showOptions();
	}
	else {
		document.qeForm.qeEvent.value = "corRedirect";
		document.qeForm.qeButtonNextStep.disabled=true;
		$('#qeForm').submit();
	}
}

function makeSearchList(listID) {
	(function( $ ) {
		$.widget( "ui.combobox", {
			_create: function() {
				var self = this,
					select = this.element.hide(),
					selected = select.children( ":selected" ),
					value = selected.val() ? selected.text() : "";
				var input = this.input = $( "<input>" )
					.insertAfter( select )
					.val( value )
					.autocomplete({
						delay: 0,
						minLength: 0,
						source: function( request, response ) {
							var matcher = new RegExp( $.ui.autocomplete.escapeRegex(request.term), "i" );
							response( select.children( "option" ).map(function() {
								var text = $( this ).text();
								if ( this.value && ( !request.term || matcher.test(text) ) )
									return {
										label: text.replace(
											new RegExp(
												"(?![^&;]+;)(?!<[^<>]*)(" +
												$.ui.autocomplete.escapeRegex(request.term) +
												")(?![^<>]*>)(?![^&;]+;)", "gi"
											), "<strong>$1</strong>" ),
										value: text,
										option: this
									};
							}) );
						},
						select: function( event, ui ) {
							ui.item.option.selected = true;
							self._trigger( "selected", event, {
								item: ui.item.option
							});
						},
						change: function( event, ui ) {
							if ( !ui.item ) {
								var matcher = new RegExp( "^" + $.ui.autocomplete.escapeRegex( $(this).val() ) + "$", "i" ),
									valid = false;
								select.children( "option" ).each(function() {
									if ( $( this ).text().match( matcher ) ) {
										this.selected = valid = true;
										return false;
									}
								});
								if ( !valid ) {
									// remove invalid value, as it didn't match anything
									$( this ).val( "" );
									select.val( "" );
									input.data( "ui-autocomplete" ).term = "";
									return false;
								}
							}
						}
					});

				    input.data( "ui-autocomplete" )._renderItem = function( ul, item ) {

					ul.css('max-height','150px')
					ul.css('overflow-x','hidden')
					ul.css('padding-right','20px')

					return $( "<li></li>" )
						.attr("style","text-align:left;")
						.data( "ui-autocomplete-item", item )
						.append( "<a>" + item.label + "</a>" )
						.appendTo( ul );
				};

				//input.data( "ui-autocomplete" ).attr("style","text-align:left; max-height: 100px; overflow-x: hidden; padding-right: 20px;");
			},

			destroy: function() {
				this.input.remove();
				this.element.show();
				$.Widget.prototype.destroy.call( this );
			}

		});
	})( jQuery );

	$(function() {
		$( "#"+listID ).combobox();
	});
}

function updateGoingToOtherCountries() {

	var goingToOtherCountries = "";

	for(var i=0;i<document.qeForm.goingToOtherCountries.length;i++){
		if (document.qeForm.goingToOtherCountries[i].checked) {
			goingToOtherCountries = document.qeForm.goingToOtherCountries[i].value;
			break;
		}//end if
		}//end for

	if (goingToOtherCountries == "Y") {
		$('#row_area').show();
		$('#row_additionalDestination').hide();
	}
	else {
		$('#row_area').hide();
		$('#row_additionalDestination').show();
	}
}