$(document).ready(function() {

  // basic scroll
	// scrollpane parts
	var scrollPane = $('.scroll-pane');
	var scrollContent = $('.scroll-content');
	
	// build slider
	var scrollbar = $(".scroll-bar").slider({
		slide:function(e, ui){
			if( scrollContent.width() > scrollPane.width() ){ scrollContent.css('margin-left', Math.round( ui.value / 100 * ( scrollPane.width() - scrollContent.width() )) + 'px'); }
			else { scrollContent.css('margin-left', 0); }
		},
		change:function(e, ui){
			// trigger next page
			if (ui.value > 95 && $('#html_pagination .next_page').css('display') != 'none' ) {
			  if ($('#html_pagination a.next_page').attr('href') == null) {
          // don't
			  }
			  else {$.getScript($('#html_pagination a.next_page').attr('href'))};
			};
		}
	});
	
	// append icon to handle
	var handleHelper = scrollbar.find('.ui-slider-handle')
	.mousedown(function(){
		scrollbar.width( handleHelper.width() );
	})
	.mouseup(function(){
		scrollbar.width( '100%' );
	})
	.append('<span class="ui-icon ui-icon-grip-dotted-vertical"></span>')
	.wrap('<div class="ui-handle-helper-parent"></div>').parent();
	
	// change overflow to hidden now that slider handles the scrolling
	scrollPane.css('overflow','hidden');
	
	// size scrollbar and handle proportionally to scroll distance
	function sizeScrollbar(){
		var remainder = scrollContent.width() - scrollPane.width();
		var proportion = remainder / scrollContent.width();
		var handleSize = scrollPane.width() - (proportion * scrollPane.width());
		scrollbar.find('.ui-slider-handle').css({
			width: handleSize,
			'margin-left': -handleSize/2
		});
		handleHelper.width('').width( scrollbar.width() - handleSize);
	}
	
	// reset slider value based on scroll content position
	function resetValue(){
		var remainder = scrollPane.width() - scrollContent.width();
		var leftVal = scrollContent.css('margin-left') == 'auto' ? 0 : parseInt(scrollContent.css('margin-left'));
		var percentage = Math.round(leftVal / remainder * 100);
		scrollbar.slider("value", percentage);
	}
	// if the slider is 100% and window gets larger, reveal content
	function reflowContent(){
			var showing = scrollContent.width() + parseInt( scrollContent.css('margin-left') );
			var gap = scrollPane.width() - showing;
			if(gap > 0){
				scrollContent.css('margin-left', parseInt( scrollContent.css('margin-left') ) + gap);
			}
	}

	// change handle position on window resize
	$(window)
	.resize(function(){
			resetValue();
			sizeScrollbar();
			reflowContent();
	});
	//init scrollbar size
	setTimeout(sizeScrollbar,10);//safari wants a timeout
	
	// end of basic scroll

  $('a.search-term-link').live('click', function(){
    var href = this.href;
    $(this).replaceWith("<span id='search-spinner'><img src='/images/spinner-blue.gif' />updating</span>");
    $.getScript(href);
    return false;
  });
  
  setInputValue('.campus_finder', ' search');
  setInputValue('#search', 'search');
  setInputValue('#filter', 'filter');
  setInputValue('#terms', 'search posts');
  setInputValue('#college', 'search colleges');
  setInputValue('#start_date', 'Today');
  setInputValue('#end_date', 'Today');
  
  $('body').ajaxStart(function(){
  	$('#global-ajax-notice').slideDown();
  	// TODO - update if waiting a long time for a reponse
  });
  
  $('body').ajaxStop(function(){
  	$('#global-ajax-notice').slideUp();
  });
  
  $('body').ajaxError(function(){
  	$('#global-ajax-notice').find('p:first').text('Error');
  	$('#global-ajax-notice').find('p:last').html("<a href='" + document.location + "'>Reload the Page</a>");
  });
      
}); // End of doc ready

removeNowPlayingNoticeOnClose = function(){
  $.each($('.module-now-playing'), function(index, value) {

    $(value).parent().css({'background-color':'#000', 'background-color':'rgba(0,0,0,.5)', 'color':'#fff'});

    var moduleType = $(value).parent().parent().attr('class').split(' ', 1);
    if (moduleType == 'video-module') {
      $(value).html("<strong>Play</strong><img src='/images/play_btn.png' alt='' /><em>Video</em>");
    }
    else if (moduleType == 'image-module') {
      $(value).html("<strong>View</strong><img src='/images/play_btn.png' alt='' /><em>Image</em>");
    };

  });
  
  // This is just an extra div, so removing it is trivial
  $('.text-module-now-viewing').remove();
};

closeOverlaysAndAssociatedContent = function(){
  $.cookie('post', null);
	$('.meta-box#title').remove();
	$('#comments-holder').remove();
	$('.overlay').remove();
	$('#tweet-details').parent().remove();
	$('#news-details').parent().remove();
	$('#event-details').parent().remove();
	$('#new-comment-form-holder').remove();
};

setInputValue = function(input_id, text) {
  var input = 'input#' + input_id
  
  if ($(input).val() == '') {
    $(input).val(text);
  };
  
  $(input).focus(function() {
    if ($(this).val() == text) {
      $(this).val('');
    };
  });
  
  $(input).blur(function() {
    if ($(this).val() == '') {
      $(this).val(text);
    };
  });
};