/*********************************************
 * eposnet.js
 ---------------------------------------------
 @constructor
 @init
 @plugin
 * - eposnetTabChange
*********************************************/
/* -------------------------------------------
 * @constructor
------------------------------------------- */
var u = new EPOS_CARD.Util(); // u インスタンスを作成

/* -------------------------------------------
 * @init
------------------------------------------- */
j$(function(){
	j$.eposnetTabChange();
});


/* -------------------------------------------
 * @plugin
------------------------------------------- */
(function(j$){
	/* 
	 * @plugin - lotTabChange
	 */
	j$.eposnetTabChange= function(config){
		
		if(u.isRangeSP()){ return false; }
		
		var $tabs = j$('.eposnetTab'),
				$content = j$('.eposnetTabBox'),
				TAB_ACTIVE_CLASS = 'current',
				CONTENT_SHOW_CLASS = 'current',
				id_arr = $content.map(function() { return '#' + j$(this).attr('id');}).get(),
				bottomTab = 'bottomTab';

		if($tabs.length === 0){ return false; }
    var getHash = function() {
      var hash = window.location.hash;
      var index = id_arr.indexOf(hash);

      if (index === -1) {
        return false;
      } else {
        return id_arr[index];
      }
    };


    var initialize = function() {
      var hash = getHash();

      if (hash) {
				var currentTab =	$tabs.find('a[href="'+hash+'"]').closest("li");
        currentTab.addClass(TAB_ACTIVE_CLASS); 
        j$(hash).addClass(CONTENT_SHOW_CLASS); 
      } else {
        $tabs.find('li:first').addClass(TAB_ACTIVE_CLASS);
        j$($content[0]).addClass(CONTENT_SHOW_CLASS);
      }
    };


    var addEvent = function() {
      $tabs.find('a').on('click', function(e) {
        var href = j$(this).attr('href'); 
        var $targetContent = j$(href); 

        if (j$(this).closest("li").hasClass(TAB_ACTIVE_CLASS)) {
          return false;
        }

        $tabs.find('li').removeClass(TAB_ACTIVE_CLASS);
        $content.removeClass(CONTENT_SHOW_CLASS);

				var currentTab =	$tabs.find('a[href="'+href+'"]').closest("li");
        currentTab.addClass(TAB_ACTIVE_CLASS);
        $targetContent.addClass(CONTENT_SHOW_CLASS);
				EPOS_CARD.module.sizeFix();
				EPOS_CARD.module.equalHeight(true, true);
				
				if(j$(this).parents('.eposnetTab').hasClass(bottomTab)){
					j$(/webkit/.test(navigator.userAgent.toLowerCase()) ? "body" : "html").animate({
						scrollTop: j$("#eposnetTabArea").offset().top - $tabs.height()
					}, 300, "swing");
				}
				
        return false;
      });
    };

    return [initialize(), addEvent()];
		
	};
	
})(jQuery);