/* Author: 
*/

$(document).ready(function(){

/* 
Home Page Feature Slider - Start
*/

//Get all the home page feature slides. Add a class of active to the first slide. Insert a button into each slide.
$('#slides>li').each(function(index){
	if ($(this).hasClass('static-slide')) {
		$(this).addClass('active');
	}
    $(this).prepend($('<a id="slide-button-'+(index+1)+'" class="slide-button" href="#"></a>'));
});

//On slide button click tigger animation and color change on button
$('.slide-button').click(function(e){
	e.preventDefault();
	var $parent = $(this).parent();
	if($('#slides>li:animated').length) return;
	
	if($parent.hasClass('left') || $parent.hasClass('static-slide')) {
		$parent.nextAll('.left').removeClass('active').animate({left:'+=705px'}).removeClass('left');
		$parent.addClass('active');
	} 
	else 
	{
		$parent.addClass('active left').animate({left:'-=705px'});
		$parent.prevAll().removeClass('active').not('.left, .static-slide').animate({left:'-=705px'}).addClass('left');
	}
});

/* 
Home Page Feature Slider - END
*/


//Move the nav list from below the pagination up into the article body on the feature landing page.
if($('.feature-landing').length) {
	$('.feature-nav').insertAfter('.detail h1').addClass('moved-feature-nav');
}

//Tests for ie6
function testIE6() {
	var isIE6 = false;
	if( $.browser.msie && $.browser.version == 6 ) {
		isIE6 = true;
	}
	return isIE6;
}

isIE6 = testIE6();

//Runs ieSixEnhance function if ie6 is detected
if( isIE6 ) {
	ieSixEnhance();
}

//Runs placeholder patch
insertPlaceholder('.search-text');

//load infinite scroll
infinite_scroll();

//Runs add print link
addPrintLink(); 

//Runs add embed link
addEmbedLink();

//Move the nav list from below the pagination up into the article body on the feature landing page.
moveNav();

});// End on document ready function

//Embed functionality
function addEmbedLink() {
	if( $('.embed-feature' ).length) {
		$( '<a class="embed" href="#embed-code">Embed</a>').appendTo( $('.embed-feature') );
		$( '.embed-feature a.embed' ).click( function() {
			//check to see if the window is currently open
			if($('.boxy-wrapper').is(':visible') == false)
			{
				// var embedContent = $( '#embed-code' ).html();
				var imgurl = $( 'a.hires' ).attr('href');
				var imgalt = $( '.chart h1' ).text();
				var embedContent = '<a href="'+document.URL+'"><img src="http://www.stateofworkingamerica.org/m/?src='+imgurl+'&w=540" alt="'+imgalt+'"></a>';

				// embedContent = embedContent.wrap('<textarea />');
				embedContent = '<textarea>'+embedContent+'</textarea>';

				new Boxy( embedContent, {title: "Embed Code"});
				return false;
			}
		});
	}
}

//Adding :first-child and :hover pseudo-class functionality to ie6
function ieSixEnhance() {	
	$( "#nav .dd").hover(
	  function () {
	    $(this).addClass("hovered");
	  }, 
	  function () {
	    $(this).removeClass("hovered");
	  }
	);
	$( "#nav li:first-child").addClass("first-child");
	$( "#nav .dd ul li:first-child").addClass("first-child");
	$( "#EPI-info li:first-child").addClass("first-child");
	$( ".chart-list li li:first-child").addClass("first-child");
	$( ".callout-nav li:first-child").addClass("first-child");
	$( "#utility-nav li:first-child").addClass("first-child");
	$( ".download-share li:first-child").addClass("first-child");
	$( ".pagination a:first-child").addClass("first-child");
}

//validate explore our charts form
function validate_form(thisform)
{
	var valid = false;
	//hide error message
	$('.error').hide();
	//if subject has been selected set valid to true
	if($('#ExploreSubject').val() != '0')
	{
		valid = true;
	}
	//if demographic has been selected set valid to true
	if($('#ExploreDemographic').val() != '0')
	{
		valid = true;
	}
	if(valid)
	{
		return true;
	}
	//if there was an error return false
	else
	{
		$('.error').show();
		return false;
	}	
}

//infinite scroll results
function infinite_scroll()
{
	//load infinite scroll for result pages
	if($('.results').length) {
		var pageCnt = 0;
		if($('.chart-list').attr('class'))
		{
			pageCnt = $('.chart-list').attr('class').split('pagecount-')['1'];
		}
		var intro = $('#intro').attr('class').split('-');
		var query = intro['1'];
		var sid = intro['3'];
		var did = intro['5'];
		$(window).infinitescroll({
			url: window.location.href,  // the url to get the new content
			appendTo: $('.more'),       // the div to load the content to	 
			container: $('.wrapper'),  // the div where when the end reach, will load new content to .more
			pages: pageCnt, //pages count
			query: query, //query
			sid: sid, //subject id
			did: did //demographic id
	   });
	}
}

//Print page functionality
function addPrintLink() {
	if($('.print-feature').length){
		$('<a class="print" href="#">Print Page</a>').appendTo($('.print-feature'));
		$('.print').click(function(){
			window.print();
			return false;
		}) 	
	}
}

//Move the nav list from below the pagination up into the article body on the feature landing page.
function moveNav(){
	if($('.feature-landing').length) {
		$('.feature-nav').insertAfter('.detail h1').addClass('moved-feature-nav');
	}
}

//A patch for the HTML 5 Placeholder attribute found in the search input
function testPlaceholder() {
	var i = document.createElement('input');
	return 'placeholder' in i;
}

function insertPlaceholder(el) {
	var hasPlaceholder = testPlaceholder();
	if (hasPlaceholder) {
		return;
	} else {
		$(el).each(function() {
			var helpTxt = $(this).attr("placeholder");
    
			$(this).val(helpTxt);
    
			$(this).blur(function () {
				if($(this).val() == '') { $(this).val(helpTxt) }
			});
			$(this).focus(function() {
				if($(this).val() == helpTxt) { $(this).val("") }
			});
		});
	}
}