/**
 * ------------------------------------------------------------------------
 * JA Magz_ii template
 * ------------------------------------------------------------------------
 * Copyright (C) 2004-2011 J.O.O.M Solutions Co., Ltd. All Rights Reserved.
 * @license - Copyrighted Commercial Software
 * Author: J.O.O.M Solutions Co., Ltd
 * Websites:  http://www.joomlart.com -  http://www.joomlancers.com
 * This file may not be redistributed in whole or significant part.
 * ------------------------------------------------------------------------
 */

 // Pagination using infinitive-scroll. Support 2 mode, manual & auto
 
(function($){
  $(document).ready(function(){
    var $container = $('.blog #item-container'),
                nextbtn = $('#infinity-next');
    if (!$container.length || !nextbtn.length || !nextbtn.data('mode')) return ;
    
    // hide default joomla pagination
    $('div.pagination').hide();
    // show next button
    if (nextbtn.data('mode') == 'manual') nextbtn.show().removeClass ('hide');
    
    $container.infinitescroll({
          navSelector  : 'ul.pagination',    // selector for the paged navigation
          nextSelector : 'ul.pagination > li:last > a',  // selector for the NEXT link (to page 2)
          itemSelector : '.items-row',     // selector for all items you'll retrieve
          loading: {
              finished: function(){ 
                  $('#infscr-loading').remove();
                  nextbtn.removeClass ('loading');
                  var instance = $(this).data('infinitescroll');
                  if (instance && instance.options.state.currPage >= instance.options.maxPage) {
                    nextbtn.removeClass('hide').addClass('disabled').html(nextbtn.data('finishedmsg'));
                    $container.infinitescroll('destroy');
                  }
              },
              finishedMsg: nextbtn.data('finishedmsg'),
              msgText : '',
              speed : 'fast',
              start: function (opts) {
                nextbtn.addClass ('loading');
                var instance = $(this).data('infinitescroll');
                if (!instance) return ;                
                instance.beginAjax(opts);
                setTimeout(function(){
                    ////////////////////////////////
                    // equalheight for col
                    ////////////////////////////////
                    var ehArray = ehArray2 = [],
                    i = 0;

                    $('.equal-height').each (function(){
                        var $ehc = $(this);
                        if ($ehc.has ('.equal-height')) {
                            ehArray2[ehArray2.length] = $ehc;
                        } else {
                            ehArray[ehArray.length] = $ehc;
                        }
                    });
                    for (i = ehArray2.length -1; i >= 0; i--) {
                        ehArray[ehArray.length] = ehArray2[i];
                    }

                    var equalHeight = function() {
                        for (i = 0; i < ehArray.length; i++) {
                            var $cols = ehArray[i].children().filter('.col'),
                            maxHeight = 0,
                            equalChildHeight = ehArray[i].hasClass('equal-height-child');

                            // reset min-height
      
                            if (equalChildHeight) {
                                $cols.each(function(){$(this).children().first().css('min-height', 0)});
                            } else {
                                $cols.css('min-height', 0);
                            }
                            $cols.each (function() {
                                maxHeight = Math.max(maxHeight, equalChildHeight ? $(this).children().first().innerHeight() : $(this).innerHeight());
                            });
                            if (equalChildHeight) {
                                $cols.each(function(){$(this).children().first().css('min-height', maxHeight)});
                            } else {
                                $cols.css('min-height', maxHeight);
                            }
                        }
                        // store current size
                        $('.equal-height > .col').each (function(){
                            var $col = $(this);
                            $col.data('old-width', $col.width()).data('old-height', $col.innerHeight());
                        });
                    };

                    equalHeight();
                    
                    var videoPlay = function() {
                        $('.ja-video-list').each(function(){
                        var container = $(this);

                        var btnPlay = container;
                        if(container.find('.btn-play').length) {
                            btnPlay = container.find('.btn-play');
                        }
                        btnPlay.click(function(){
                            var width = container.outerWidth(true);
                            var height = container.outerHeight(true);

                            if(container.data('video')) {
                                var mainPlayer = $('#ja-main-player');
                                if(!mainPlayer.length) {
                                    video = container.find('.video-wrapper');
                                    clearContent = true;
                                } else {
                                    video = mainPlayer;
                                    var width = video.width();
                                    var height = video.outerHeight();
                                    var clearContent = false;
        
                                    if(container.data('url') && typeof(window.history.pushState) == 'function') {
                                        window.history.pushState('string', container.data('title'), container.data('url'));
                                    }
                                }

                                if(video.length) {
                                    $('.ja-video-list').removeClass('video-playing');
                                    container.addClass('video-playing');
                                    video.html(container.data('video'));
                                    video.find('iframe.ja-video, video').removeAttr('width').removeAttr('height');
                                    video.find('iframe.ja-video, video, .jp-video, .jp-jplayer').css({width: width, height: height});
                                    video.show();
                                    if(clearContent) {
                                        container.data('video', '');
                                    }
                                    if(mainPlayer.length) {
                                        setTimeout(function(){
                                            $('html, body').animate({
                                                scrollTop: mainPlayer.offset().top
                                            }, 200);
                                        }, 500);
                                    }
                                }
                            }
                        });
                    });    
                    }
                    videoPlay();
                }, 3000);
              }
          },
          state: {
              isDuringAjax: false,
              isInvalidPage: false,
              isDestroyed: false,
              isDone: false, // For when it goes all the way through the archive.
              isPaused: nextbtn.data ('mode') == 'manual' ? true : false,
              currPage: 1
          },
          binder: $container,
          path: function (page) {
            return $('ul.pagination > li > a').eq(page+1).attr('href');
          },
          binder: $(window), // used to cache the selector for the element that will be scrolling
          extraScrollPx: 150,
          dataType: 'html',
          appendCallback: true,
          bufferPx: 350,
          debug : false,
          errorCallback: function () {
              nextbtn.removeClass('hidden').addClass('disabled').html(nextbtn.data('finishedmsg'));
              $container.infinitescroll('destroy');
          },
          prefill: false, // When the document is smaller than the window, load data until the document is larger or links are exhausted
          maxPage: parseInt(nextbtn.data('pages')) // to manually control maximum page (when maxPage is undefined, maximum page limitation is not work)
      },
      
     
      // call Isotope as a callback
      function( items ) {
        if ($container.data ('isotope')) {
          $container.isotope( 'appended', $( items ) );
        }

        //update disqus if needed
        if(typeof DISQUSWIDGETS != 'undefined'){
            DISQUSWIDGETS.getCount();
        } 
    });


    var btnEvent = 'ontouchstart' in document.documentElement ? 'touchstart' : 'click';
    if(nextbtn.length){
        nextbtn.on(btnEvent, function(){
            if(!nextbtn.hasClass('finished')){
                $container.infinitescroll('retrieve');
            }
            return false;
        });
    }        
  });

})(jQuery);