// when the DOM is ready...
$(document).ready(function () {

	var postContainer = {
	    first : $('.panel:first'),
	    last : $('.panel:last'),
		current: null
	}



$('.zoomer').css('opacity', 0);

$('.app_screenshots a').hover(	
	function(){
		$(this).find('.zoomer').css('opacity',1);
		$(this).find('img').not('.zoomer').css('opacity',0.5);
	},
	function(){
		$(this).find('.zoomer').css('opacity',0);
		$(this).find('img').not('.zoomer').css('opacity',1);
	}
);



var $panels = $('#slider .scrollContainer > div');
var $container = $('#slider .scrollContainer');

// if false, we'll float all the panels left and fix the width 
// of the container
var horizontal = true;

// float the panels left if we're going horizontal
if (horizontal) {
  $panels.css({
    'float' : 'left',
    'position' : 'relative' // IE fix to ensure overflow is hidden
  });
  
  // calculate a new width for the container (so it holds all panels)
  $container.css('width', $panels[0].offsetWidth * $panels.length);
}

// collect the scroll object, at the same time apply the hidden overflow
// to remove the default scrollbars that will appear
var $scroll = $('#slider .scroll').css('overflow', 'hidden');

// apply our left + right buttons
$scroll
  .before('<div class="scrollButtons left"></div>')
  .after('<div class="scrollButtons right"></div>');

/*$('div.right').hover(
	function(){
		$(this).attr('src','/wp-content/themes/appweekly/images/right-arrow-hover.png');
	},
	function(){
		$(this).attr('src','/wp-content/themes/appweekly/images/right-arrow.png');
	}
);*/

// handle nav selection
function selectNav() {
  $(this)
    .parents('ul:first')
      .find('a')
        .removeClass('selected')
      .end()
    .end()
    .addClass('selected');
}

$('#slider .navigation').find('a').click(selectNav);

// go find the navigation link that has this target and select the nav
function trigger(data) {
  var el = $('#slider .navigation').find('a[href$="' + data.id + '"]').get(0);
  selectNav.call(el);
}

if (window.location.hash) {
  trigger({ id : window.location.hash.substr(1) });
} else {
  $('ul.navigation a:first').click();
}

// offset is used to move to *exactly* the right place, since I'm using
// padding on my example, I need to subtract the amount of padding to
// the offset.  Try removing this to get a good idea of the effect
var offset = parseInt((horizontal ? 
  $container.css('paddingTop') : 
  $container.css('paddingLeft')) 
  || 0) * -1;


var scrollOptions = {
  target: $scroll, // the element that has the overflow
  
  // can be a selector which will be relative to the target
  items: $panels,
  
  navigation: '.navigation a',
  
  // selectors are NOT relative to document, i.e. make sure they're unique
  prev: 'div.left', 
  next: 'div.right',
  
  // allow the scroll effect to run both directions
  axis: 'xy',
  
  onAfter: trigger, // our final callback
  
  offset: offset,
  
  // duration of the sliding effect
  duration: 500,
  
  // easing - can be used with the easing plugin: 
  // http://gsgd.co.uk/sandbox/jquery/easing/
  easing: 'swing'
};


if (window.location.hash == ( "#" + postContainer.first.attr('id')) || window.location.hash == "" ) {
$('.left').hide();
}

$('.left').click(function(){
	if (postContainer.current == null) {
		postContainer.current = $(window.location.hash);
	}  
	setTimeout(function(){		
		window.location.hash = postContainer.current.prev().attr('id');
		postContainer.current = postContainer.current.prev();
		if (postContainer.current.attr('id') == postContainer.first.attr('id') ) {
			$('.left').fadeOut(200);
		}
	}, 500);
});
$('.right').click(function(){
	
	if (postContainer.current == null) {
		setTimeout(function(){
			window.location.hash = postContainer.first.next().attr('id');
			postContainer.current = postContainer.first.next();			
		}, 500);			
		$('.left').fadeIn(500);
	} else {
		setTimeout(function(){
			var location = postContainer.current.next().attr('id');
			if (location == undefined) {
				window.location.hash = postContainer.first.attr('id');
				postContainer.current = postContainer.first;
				$('.left').fadeOut(500);
			} else {
				window.location.hash = postContainer.current.next().attr('id');
				postContainer.current = postContainer.current.next();
				$('.left').fadeIn(500);
			}
		}, 500);
	}
});

// apply serialScroll to the slider - we chose this plugin because it 
// supports// the indexed next and previous scroll along with hooking 
// in to our navigation.
$('#slider').serialScroll(scrollOptions);

// now apply localScroll to hook any other arbitrary links to trigger 
// the effect
$.localScroll(scrollOptions);

// finally, if the URL has a hash, move the slider in to position, 
// setting the duration to 1 because I don't want it to scroll in the
// very first page load.  We don't always need this, but it ensures
// the positioning is absolutely spot on when the pages loads.
scrollOptions.duration = 1;
$.localScroll.hash(scrollOptions);

});