/* Copyright (c) 2008 Kean Loong Tan http://www.gimiti.com/kltan
 * Licensed under the MIT (http://www.opensource.org/licenses/mit-license.php)
 * Copyright notice and license must remain intact for legal use
 * jHelpertip
 * Version: 1.0 (Jun 2, 2008)
 * Requires: jQuery 1.2+
 */
(function($) {
		  
	$.fn.jHelperTip = function(options) {
		// merge users option with default options
		var opts = $.extend({}, $.fn.jHelperTip.defaults, options);
		
		// default actions
		// create a ttC is not found
		if ($(opts.ttC).length == 0)
			$('<div id="'+opts.ttC.slice(1)+'"></div>').css('opacity', '0').appendTo("body");
		
		// create a dC is not found
		if ($(opts.dC).length == 0)
			$('<div id="'+opts.dC.slice(1)+'"></div>').appendTo("body");
		
		if ($(opts.aC).length == 0)
			$('<div id="'+opts.aC.slice(1)+'"></div>').css('opacity', '0').appendTo("body");

		
		// initialize our tooltip and our data container and also the close box
		$(opts.ttC).add(opts.aC).css({
			position: "absolute",
			display: "inline"
		}).hide();
		
		$(opts.dC).hide();
		
		// close the tooltip box
		var closeBox = function(){
			var box;
			
			if (opts.source == "attribute" || opts.source == "text") {
				box = $(opts.aC);
				if (opts.source == "attribute" && box.html() != null && box.html() != '') {
					$(this).attr(opts.attrName, box.html());
				}
			} else {
				box = $(opts.ttC);
			}
			
			if (opts.fadeIn) {
				box.stop(true, false).animate({'opacity': '0'}, "fast", null, function() {
					box.hide().empty();
				});
			} else {
				box.hide().empty();
			}
		};
		
		$(".jHelperTipClose").bind("click", closeBox);
		$(opts.ttC).bind("mouseover",function(){
			$(opts.ttC).show();
			return false;
		});

		// the sources of getting data
		var getData = function(obj,e){
			switch (opts.source) {
				case "ajax":
					getPosition(e);
					$(opts.ttC).html('<div><img src="'+opts.loadingImg+'"/> '+opts.loadingText+'</div>').show();
					
					$.ajax({
						type: opts.type,
						url: opts.url,
						data: opts.data,
						success: function(msg){
							$(opts.ttC).html(msg);
							// reInitialize the close controller
							$(".jHelperTipClose").unbind("click", closeBox); 
							$(".jHelperTipClose").bind("click", closeBox);
						}
					});
					break;
				case "container":
					$(opts.ttC).show().empty();
					$(opts.dC).clone(true).show().appendTo(opts.ttC);
					break;
				case "attribute":
					$(opts.aC).html($(obj).attr(opts.attrName));
					$(obj).attr(opts.attrName, '');
					break;
				default:
					$(opts.aC).html(opts.text);
					break;
			}
		};
		
		// used to position the tooltip
		var getPosition = function (e){
			var top = e.pageY+opts.topOff;
			var left = e.pageX+opts.leftOff;
			var box;
			
			if (opts.source == "attribute" || opts.source == "text") {
				box = $(opts.aC);
			} else { 				
				box = $(opts.ttC);
			}
			
			if (opts.fadeIn) {
				box.css({
					top: top,
					left: left
				}).stop(true, false).show().animate({'opacity': opts.opacity}, "normal");
			} else {
				box.css({
					top: top,
					left: left,
					opacity: opts.opacity
				}).show();
			}
		};

		// just close tool tip when not needed usually trigger by anything outside out tooltip target
		if (opts.trigger == "hover") {
			$(this).bind("mouseover", function(e){
				e.preventDefault();
				getData(this, e);
				return false;
			});
			$(this).bind("mousemove", function(e){
				getPosition(e);
				return false;
			});
			
			$(this).bind("mouseout", function(e){
			    closeBox();
				return false;
			});
		}
		
		else if (opts.trigger == "click") {
			$(this).bind("click", function(e){
				getData(this, e);
				getPosition(e);
				$(document).bind("click", function(e){
					if (opts.autoClose) closeBox();
				});
				
				return false;
			});

		}
	};
	
	$.fn.jHelperTip.defaults = {
		trigger: "hover",
		fadeIn: true,
		topOff: 10,
		leftOff: 14,
		source: "container", /* attribute, container, ajax, text */
		attrName: '',
		text: '',
		ttC: "#jHelperTipContainer", /* tooltip Container*/
		dC: "#jHelperTipDataContainer", /* data Container */
		aC: "#jHelperTipAttrContainer", /* attr Container */
		opacity:  1.0,
		loadingImg: "ajax-loader.gif",
		loadingText: "Loading...",
		type: "GET", /* data can be inline or CSS selector */
		//url: '',
		//data: '',
		autoClose: true
	};
		
	
		  

})(jQuery);