/*
	* PHP Ajax AutoSuggest Jquery Plugin
	* http://www.amitpatil.me/
	*
	*
	* Amit Patil (amitpatil321@gmail.com)
	* Maharashtra (India) m
	*
	*/
 (function($)
	{
	$.fn.extend
		({
		autoSuggest : function(options)
			{
			var defaults = {
				ajaxFilePath : "",
				ajaxParams   : "",
				autoFill  : false,
				iwidth : "auto",
				opacity : "0.9",
				ilimit : "10",
				idHolder	 : "",
				match : "starts"
				};
			options = $.extend(defaults, options);		
			
			var ajaxFilePath = options.ajaxFilePath;
			var ajaxParams	 = options.ajaxParams;
			var autoFill     = options.autoFill;
			var width		 = options.iwidth;
			var opacity	 = options.opacity;
			var limit		 = options.ilimit;
			var idHolder	 = options.idHolder;
			var match		 = options.match;

			return this.each(function() 
				{
				var obj = $(this);
			
				obj.keyup(function(event){
					var p = obj;
					var offset = p.offset();
					var keyword = obj.val();
					var keyword2 = keyword;

					if(keyword.length)
						{
						if(event.keyCode != 40 && event.keyCode != 38 && event.keyCode != 13)
							{
							if(ajaxFilePath != "")
								{
								$("#inputBox").removeClass("auth_search");
								$("#inputBox").addClass("auth_load");

								$.ajax({
								   type: "POST",
								   url: ajaxFilePath,
								   data: "data="+keyword+"&limit="+limit+"&match="+match+"&"+ajaxParams+"&getId=1",
								   success: function(responce){	
									if(responce != 0)
										{	
										$("#inputBox").removeClass("auth_load");
										$("#inputBox").addClass("auth_search");

										var vals = responce.split("|"); 
										if(vals.length)
									  		{
											optionList = "<ul class=\"list\">";
											for(i=0;i<vals.length;i++)
												{
												valuenid = vals[i].split("-");
												myText = valuenid[1]; 
												myId = valuenid[0]; 
												// trim string to remove extra white spaces around the text
												myText = myText.replace(/^\s+|\s+$/g,"");

												/*
												 if(match == "starts")
												// check if string starts with given characters
													myText2 = myText.replace( myText.match("^"+keyword, "i" ), '<span class="highlighted">'+keyword2+'</span>');
												 else if(match == "ends")
													//alert(myText.replace(/(.*)keyword/, "<b>hi</b>"));
													myText2 = myText.replace (new RegExp( keyword + '$'), '<span class="highlighted">'+keyword+'</span>');
												 else if(match == "contains")
													myText2 = myText.replace( new RegExp(keyword, "i" ), '<span class="highlighted">'+keyword+'</span>');
												*/


												 if(idHolder != "" && idHolder != null)
												/*	 optionList += "<li><a href=\"javascript:void(0);\" id=\""+myId+"\">"+myText+"</a></li>";    */
													 optionList += "<li><a href=\"index.php?func=authpage&author="+myText+"\" id=\""+myId+"\">"+myText+" ("+myId+")</a></li>";  
												 else 		
												/*	optionList += "<li><a href=\"javascript:void(0);\">"+myText+"</a></li>";   */
													optionList += "<li><a href=\"http://www.spankinglibrary.co.cc/index.php?func=authpage&author=\">"+myText+"</a></li>";
											  }
										  optionList += "</ul>";
										  }


									  if($(".ajax_response").html() == null)
										{




										var topoff = 0;
										var leftoff = 0;
										if (navigator.appName == 'Microsoft Internet Explorer')
											{
											var ua = navigator.userAgent;
											var re  = new RegExp("MSIE ([0-9]{1,}[\.0-9]{0,})");
											if (re.exec(ua) != null)
												{
												rv = parseFloat(RegExp.$1);
												if ( rv == 6.0 )
													{
													topoff = 70;
													leftoff = 19;
													}
												}
											}

										  var id = obj.attr("id");

										  // initialization
										  $("<div class='ajax_response'></div>").insertAfter(obj)
										  .css("left",parseInt($("#"+id).offset().left)-leftoff)
										  .css("top",parseInt(offset.top + obj.height() + 3)-topoff)
										  .css("opacity",opacity)
										  .html(optionList).css("display","block");

										  // set responce div width
										  if(width == "auto")
											  $(".ajax_response").css("width",parseInt(obj.width()) + 2);
										  else	
											  $(".ajax_response").css("width",parseInt(width + 2));

										}
									  else
										$(".ajax_response").html(optionList).css("display","block");


									}

									else
									  $(".list").css("display","none");
								   }
								 });
							 }
							 else
								 alert("Ajax file path not provided");
						 }
						 else
						 {
							$(".list li .selected").removeClass("selected");
							switch (event.keyCode)
							{
							 case 40:
							 {
								  found = 0;
								  $(".list li").each(function(){
									 if($(this).attr("class") == "selected")
										found = 1;
								  });
								  if(found == 1)
								  {
									var sel = $(".list li[class='selected']");
									// check if his is a last element in the list
									// if so then add selected class to the first element in the list
									if(sel.next().text() == "")					
										$(".list li:first").addClass("selected");
									else
										sel.next().addClass("selected");
									// remove class selected from previous item
									sel.removeClass("selected");
								  }
								  else
									$(".list li:first").addClass("selected");
							  }
							 break;
							 case 38:
							 {
								  found = 0;
								  $(".list li").each(function(){
									 if($(this).attr("class") == "selected")
										found = 1;
								  });
								  if(found == 1)
								  {
									var sel = $(".list li[class='selected']");
									// check if his is a last element in the list
									// if so then add selected class to the first element in the list
									if(sel.prev().text() == "")					
										$(".list li:last").addClass("selected");
									else
										sel.prev().addClass("selected");
									// remove class selected from previous item
									sel.removeClass("selected");
								  }
								  else
									$(".list li:last").addClass("selected");
							 }
							 break;
							 case 13:
								str = $(".list li[class='selected']").text();
								obj.val(str);
								// store id of the selected option
								if(idHolder != "" && idHolder != null)
								$("#"+idHolder).val($(".list li[class='selected'] a").attr("id"));
								$(".list").fadeOut("fast");

								if  ( $('.selected').eq(0).find('a').attr('href')  )
								window.location = $('.selected').eq(0).find('a').attr('href');   // ENTER key launch url

							 break;
							}
							// if autoFill option is true then fill selected value in textbox
							if(autoFill)
							{
								str = $(".list li[class='selected']").text();
								obj.val(str);
							}
						 }
					 }
					else
						// if there is no character in the text field then remove the suggestion box 
						$(".list").fadeOut("fast");
				});

			    // prevent form submission on enter key press
				obj.keypress(function(event){
				 if(event.keyCode == "13")
					 return false;
			    });	

				$(".list li").live("mouseover",function () {
					$(".list li[class='selected']").removeClass("selected");
					$(this).addClass("selected");
					// if autoFill option is true then fill selected value in textbox
					if(autoFill)
					{
						str = $(".list li[class='selected']").text();
						obj.val(str);
					}
				});
				$(".list li").live("click",function () {
					str = $(".list li[class='selected']").text();
					obj.val(str);
					// store id of the selected option
					if(idHolder != "" && idHolder != null)
						$("#"+idHolder).val($("li[class='selected'] a").attr("id"));
					$(".list").fadeOut("fast");
				});
				$(document).click(function(){
					if($(".list").css("display") == "block")
						$(".list").fadeOut("fast");
				});
				$(document).keyup(function(event){
					if(event.keyCode == 9)
					{
						str = $(".list li[class='selected']").text();
						obj.val(str);
						// store id of the selected option
						if(idHolder != "" && idHolder != null)
							$("#"+idHolder).val($(".list li[class='selected'] a").attr("id"));
						$(".list").fadeOut("fast");
					}
				});
			});
	    }
    });	
}) (jQuery);