/* --------------------------------------------------- */ 
	/* -------------- DEFAULT AUTHORS SCRIPT-------------- */ 
	/* --------------------------------------------------- */ 	

	var AUTH_POSTS_PER_PAGE = 20;
	var AWAY_MAX = 8;

	var total_pages_author = 0;
	var local_author_year_data = [];
	
	$(document).ready(function() {
		initAuthorArchives();	
	});

	function initAuthorArchives(){	
	
		//BUILDS DIRECTORY PATH OF CURRENT LOCATION
		var dir = location.pathname.substring(0,location.pathname.lastIndexOf('/')+1);
		var archives_dir = dir + "archives/";
		

		//REQUESTS ALL AVAILABLE JSON YEARLY ARCHIVES 
		//AND BUILDS MENU BASED ON THAT FOR CURRENT DIRECTORY/AUTHOR
		/*$.getJSON("http://dyn.realclearpolitics.com/authors/genAuthorArchiveMenu.php?jsoncallback=?&ldir="+archives_dir, function(data) {
			$.each(data.items, function(i,item){ //LOOPS THROUGH EACH ITEM
				//CREATES MENU ITEM'S JSON FILE LOCATION
				var year_archive_loc = location.hostname+archives_dir+item.year+'.js';
				if(i==0){
					//PARSES JSON FILE FOR FIRST ITEM
					loadAuthorJSON_file(year_archive_loc);
				}

				//BUILDS OPTION
				var year_option = '<option id="archives_link_'+item.year+'" value="'+year_archive_loc+'">'+item.year+'</option>';

				$('select#form_year_select').append(year_option); //APPENDS OPTION
			});
																																  
		  });*/

		// LOOP THROUGH CURRENT YEAR ALL THE WAY BACK TO FIRST POSSIBLE YEAR (2008)
		//   LOOKING FOR YEARLY ARCHIVE FILES, THE BUILD MENU

		var this_year = new Date().getFullYear();
		var first_run = true;
		
		for(var y = this_year; y >= 2008; y--) {

			var year_archive_loc = archives_dir+y+'.js';

			if(doesFileExist(year_archive_loc)) {

				var year_option = '<option id="archives_link_'+y+'" value="'+year_archive_loc+'">'+y+'</option>';
				$('select#form_year_select').append(year_option);
				if(first_run) {
					loadAuthorJSON_file(year_archive_loc);
					first_run = false;
					
				}
			}
		}
	}

	function doesFileExist(file_loc) {

		var http = new XMLHttpRequest();
		http.open('HEAD', file_loc, false);
		http.send();
		return http.status!=404 && http.status!=403;
	}
	
	function loadAuthorJSON_file(file_loc){

		$(".author-archive .posts ul").css("opacity","0.3");
		$(".processing_div").css("display","block");

		$.getJSON(file_loc, function(data) {

			data.sort(mycomparator); //SORTS JSON RESULTS BY DATE
			local_author_year_data = data;

			show_author_posts(data);
		});
	}

	function show_author_posts(data, active_page) {

		if(typeof active_page === 'undefined') {
			active_page = 1;
		}

		$('.author-archive .posts ul').html('');
			
		var article_items = [];

		var total_items = data.length;
		total_pages_author = Math.ceil(total_items / AUTH_POSTS_PER_PAGE);

		for(var i = 0; i < total_items; i++) {

			//BUILDS ITEM REQUESTED CONTAINER
			if(i >= ((active_page - 1) * AUTH_POSTS_PER_PAGE) + AUTH_POSTS_PER_PAGE ) {
				//
			} else if(i >= (active_page - 1) * AUTH_POSTS_PER_PAGE) {
				article_items.push(buildAuthor_items(data[i]));	//BUILDS HTML FOR EACH ITEM
			}
		}
		if(total_items > AUTH_POSTS_PER_PAGE) {
			create_author_pagination(total_pages_author, active_page);
		} else {
			$('.author-archive .pagination_container').remove();
		}
		
		//INSERTS INTO TO UL LISTING																
		$('.author-archive .posts ul').html(article_items.join('')); //INSERTS INTO HTML
		$(".author-archive .posts ul").css("opacity","1");
		$(".processing_div").css("display","none");
	}

	function create_author_pagination(total_pages, active_page) {

		if(typeof active_page === 'undefined') {
			active_page = 1;
		} else {
			active_page = parseInt(active_page);
		}
		var html = '';

		html += '<div class="pagination_container xsmall">';
			html += '<div class="pagination">';
				html += '<ul>';

					var prev_page = 1;
					if(active_page > 2) {
						prev_page = active_page - 1;
					}

					var next_page = total_pages;
					if(active_page < total_pages - 1) {
						next_page = active_page + 1;
					}

					html += '<li><a data-page="'+prev_page+'"></a></li>';

					var active_class = '';
					var away_class = 'away_far';
					var aways = 0;
					for(var i = 1; i <= total_pages; i++) {

						active_class = '';
						away_class = 'away_far';

						if(i == active_page) {
							active_class = 'active';
							away_class = '';
						} else if(i < active_page + 4 && i > active_page - 4 && aways < AWAY_MAX) {

							aways++;
							away_class = 'away_'+(aways);
						}
						html += '<li class="'+active_class+' '+away_class+'"><a data-page="'+i+'">'+i+'</a></li>';
					}

					html += '<li><a data-page="'+next_page+'"></a></li>';

				html += '</ul>';
			html += '</div>';
		html += '</div>';

		$('.author-archive .pagination_container').remove();
		$('.author-archive .posts').after(html);

		$('.author-archive .pagination_container .pagination ul li a').click(function(e) {

			e.preventDefault();

			var divPosition = $('.author-top').offset();
			$('html, body').animate({scrollTop: divPosition.top}, "slow");

			var active_page = $(this).attr('data-page');
			show_author_posts(local_author_year_data, active_page);
		});
	}
	
	function buildAuthor_items(item){		
					
		var art_item = '<li class="item">';

		if(item.img_url!=""){			
			if(parseInt(item.type) == 700){
				art_item += '<a class="image" href="'+item.href+'">';
					art_item += '<div class="photo">';
						art_item += '<img class="video" src="'+item.img_url+'">';
						art_item += '<img class="icon" src="//www.realclearpolitics.com/asset/img/icon-play.png">';
					art_item += '</div>';
				art_item += '</a>';
			}else{
				art_item += '<a class="image" href="'+item.href+'">';
					art_item += '<div class="photo"><img src="'+item.img_url+'"></div>';
				art_item += '</a>';
			}
			
		} 
		
		art_item += '<div class="date">'+dateFromTimeStamp(item.art_date)+'</div>';
		art_item += '<div class="title"><a href="'+item.href+'">'+item.title+'</a></div>';
		if(typeof item.source !== 'undefined'){
			art_item += '<div class="source">'+item.source+'</a></div>';
		}
		art_item += '<div class="excerpt">'+item.excerpt+'</div>';
		art_item += '</li>'; 
	
		return art_item;
	}

	//SORT JSON RESULTS
	// a and be are object elements of your array
	function mycomparator(a,b) {
	  return parseInt(b.art_date) - parseInt(a.art_date);
	}

	function dateFromTimeStamp(t) {
		var monthnames = ["January", "February", "March",
			"April", "May", "June", "July",
			"August", "September", "October",
			"November", "December"];
		var date = new Date(t*1000);
		return monthnames[date.getMonth()] + ' ' + date.getDate() + ', ' + date.getFullYear();
	}

//checks for testing query string and reloads the page if on www1
(function(Utils, window){
  if(typeof Utils !== 'undefined'){
    var testing = Utils.get_query_param('testing');
    var preview = Utils.get_query_param('preview');
    if( (testing == null || testing.length == 0) || (preview == null || preview.length == 0) ){
      var url = window.location.host;
      var url_parts = url.split('.');
      if(url_parts[0] == 'www1'){
        var location = window.location.href;
        location = location.replace('www1', 'www');
        window.location = location;
      }
    }
  }
})(Utils, window);