(function($) {
 
  $.fn.tweet = function(o){
    var s = {
      username: ["seaofclouds"],              // [string]   required, unless you want to display our tweets. :) it can be an array, just do ["username1","username2","etc"]
      list: null,                              //[string]   optional name of list belonging to username
      avatar_size: null,                      // [integer]  height and width of avatar if displayed (48px max)
      count: 3,                               // [integer]  how many tweets to display?
      geo: null,                     // [string]   optional loading text, displayed while tweets load
      loading_text: null,                     // [string]   optional loading text, displayed while tweets load
      query: null  ,                           // [string]   optional search query
      since_id: null                             // [string]   optional search query
    };
    
    if(o) $.extend(s, o);
    
    $.fn.extend({
      linkUrl: function() {
        var returning = [];
        var regexp = /((ftp|http|https):\/\/(\w+:{0,1}\w*@)?(\S+)(:[0-9]+)?(\/|\/([\w#!:.?+=&%@!\-\/]))?)/gi;
        this.each(function() {
          returning.push(this.replace(regexp,"<a href=\"$1\">$1</a>"));
        });
        return $(returning);
      },
      linkUser: function() {
        var returning = [];
        var regexp = /[\@]+([A-Za-z0-9-_]+)/gi;
        this.each(function() {
          returning.push(this.replace(regexp,"<a href=\"http://twitter.com/$1\">@$1</a>"));
        });
        return $(returning);
      },
      linkHash: function() {
        var returning = [];
        var regexp = / [\#]+([A-Za-z0-9-_]+)/gi;
        this.each(function() {
          returning.push(this.replace(regexp, ' <a href="http://search.twitter.com/search?q=&tag=$1&lang=all&from='+s.username.join("%2BOR%2B")+'">#$1</a>'));
        });
        return $(returning);
      },
	  doLunch: function() {
        var returning = [];
        this.each(function() {
          returning.push(this.replace(/\b(lunch)\b/gi, '<b>$1</b>'));
        });
        return $(returning);
      }
     
    });

    function parse_date(date_str) {
      // The non-search twitter APIs return inconsistently-formatted dates, which Date.parse
      // cannot handle in IE. We therefore perform the following transformation:
      // "Wed Apr 29 08:53:31 +0000 2009" => "Wed, Apr 29 2009 08:53:31 +0000"
      return Date.parse(date_str.replace(/^([a-z]{3})( [a-z]{3} \d\d?)(.*)( \d{4})$/i, '$1,$2$4$3'));
    }

  function relative_time(time_value) {
      var parsed_date = Date.parse(time_value);
      var relative_to = (arguments.length > 1) ? arguments[1] : new Date();
      var delta = parseInt((relative_to.getTime() - parsed_date) / 1000);
      if(delta < 60) {
      return 'less than 1 min ago';
      } else if(delta < 120) {
      return '1 min ago';
      } else if(delta < (45*60)) {
      return (parseInt(delta / 60)).toString() + ' min ago';
      } else if(delta < (90*60)) {
      return 'about an hour ago';
      } else if(delta < (24*60*60)) {
      return 'about ' + (parseInt(delta / 3600)).toString() + ' hours ago';
      } else if(delta < (48*60*60)) {
      return '1 day ago';
      } else {
      return (parseInt(delta / 86400)).toString() + ' days ago';
      }
    }
	  

    function build_url() {
      var proto = ('https:' == document.location.protocol ? 'https:' : 'http:');
	 
      if (s.list) {
        return proto+"//api.twitter.com/1/"+s.username[0]+"/lists/"+s.list+"/statuses.json?per_page="+s.count+"&callback=?";
      } else if (s.query == null && s.username.length == 1) {
        return proto+'//api.twitter.com/1/statuses/user_timeline.json?screen_name='+s.username[0]+'&count='+s.count+'&callback=?';
      } else {
        var query = (s.query || 'from:'+s.username.join(' OR from:'));
		var geo = "";
		var since_id = "";
		var rrp = "";
		if(s.geo) 
		{
		  geo = '&geocode='+s.geo;	  
	  	}
		
		if(s.since_id)
		{
		  since_id = '&since_id='+s.since_id;
		}else{
		  rrp = "&rpp="+s.count	;
		}
		
		return proto+'//search.twitter.com/search.json?&q='+escape(query)+ geo + since_id+ rrp+'&callback=?';
      }
    }

    return this.each(function(i, widget){
		
      if(typeof(s.username) == "string")
	  {
        s.username = [s.username];
      }

     if (s.loading_text) $(widget).append(loading);
      $.getJSON(build_url(), function(data){
     //   if (s.loading_text) loading.remove();
    //    if (s.intro_text) list.before(intro);
        var tweets = (data.results || data);
		if(s.since_id){
			onCheckComplete(tweets.length);
			return;	
		} 
		if(tweets.length<1){
			$(widget).html("No tweets found in this area");

			return;
		}
		
		$(widget).html(" ");
			
        var list = $('<ul class="tweet_list">').appendTo(widget);

		var lastid  ;
        $.each(tweets, function(i,item){
          // auto join text based on verb tense and content
          if (s.join_text == "auto") {
            if (item.text.match(/^(@([A-Za-z0-9-_]+)) .*/i)) {
              var join_text = s.auto_join_text_reply;
            } else if (item.text.match(/(^\w+:\/\/[A-Za-z0-9-_]+\.[A-Za-z0-9-_:%&\?\/.=]+) .*/i)) {
              var join_text = s.auto_join_text_url;
            } else if (item.text.match(/^((\w+ed)|just) .*/im)) {
              var join_text = s.auto_join_text_ed;
            } else if (item.text.match(/^(\w*ing) .*/i)) {
              var join_text = s.auto_join_text_ing;
            } else {
              var join_text = s.auto_join_text_default;
            }
          } else {
            var join_text = s.join_text;
          };

          var from_user = item.from_user || item.user.screen_name;
          var profile_image_url = item.profile_image_url || item.user.profile_image_url;
          var join_template = '<span class="tweet_join"> '+join_text+' </span>';
          var join = ((s.join_text) ? join_template : ' ');
          var avatar_template = '<a class="tweet_avatar" target="_blank" href="http://twitter.com/'+from_user+'"><img src="'+profile_image_url+'" height="'+s.avatar_size+'" width="'+s.avatar_size+'" alt="'+from_user+'\'s avatar" title="'+from_user+'\'s avatar" border="0"/></a>';
          var avatar = (s.avatar_size ? avatar_template : '');
          var date = '<span class="tweet_time"><a href="http://twitter.com/'+from_user+'/statuses/'+item.id+'" title="view tweet on twitter">'+relative_time(item.created_at)+'</a></span>';
		  var user = '<a class="tweet_user" target="_blank" href="http://twitter.com/'+from_user+'"><b>'+from_user+'</b></a>';
          var text = '<span class="tweet_text">'+ user+' ' +$([item.text]).linkUrl().linkUser().linkHash().doLunch()[0]+ '</span>';
		 if(!lastid){
			 lastid = item.id;
			
		 }
          // until we create a template option, arrange the items below to alter a tweet's display.
          list.append('<li>' + avatar  + join + text +'<br><small>'+date+  '</small></li>');

          list.children('li:first').addClass('tweet_first');
          list.children('li:odd').addClass('tweet_even');
          list.children('li:even').addClass('tweet_odd');
        });
        if (s.outro_text) list.after(outro);
        $(widget).trigger("loaded").trigger((tweets.length == 0 ? "empty" : "full"));
			onComplete(lastid);
      });

    });
  };
})(jQuery);