// Kopieringsrätt av Digitalyard Sverige AB. Alla rättigheter reserverade.
// För mer information, eller för att köpa scripten vänligen kontakta info@yard.se.

var m_ajaxId = 0, m_previousSearchText = "", m_previousResponse = "";
var m_ajaxDelayedId = 0, m_ajaxDelayedUrl = "", m_ajaxDelayedArgs = "", m_ajaxDelayedCallback = null;

function SearchFocusBlur(source, focusOrBlur) {
	if (focusOrBlur == 1) {
		if (source.value == source.getAttribute("defaultvalue")) {
			source.value = "";
		}
	} else if (focusOrBlur == 2) {
		if (source.value.length == 0) {
			source.value = source.getAttribute("defaultvalue");
		}
	}
}

function Search(force,pageIndex) {
	var source = document.getElementById("searchText");
	var searchProgressItem = document.getElementById("searchProgress");
	var searchProgressTitleItem = document.getElementById("searchProgressTitle");
	var searchProgressTextItem = document.getElementById("searchProgressText");
	var searchResultTable = document.getElementById("searchResult");
    var searchPageIndex = document.getElementById("searchPageIndex");
    if (!pageIndex) {
        pageIndex = searchPageIndex.value;
    } else {
        searchPageIndex.value = pageIndex;    
    }

	var searchText = source.value;
	if (searchText == source.getAttribute("defaultvalue")) searchText = "";
	searchText = searchText.replace(/[\s]+/g, " ").replace(/^[\s]+/g, "").replace(/[\s]+$/g, "");    

	var searchNameItem = document.getElementById("searchName").checked;
	var searchIngredientsItem = document.getElementById("searchIngredients").checked;

    if (searchText.length == 0) {
        searchProgressItem.style.display = "none";
    } else if (searchText.length < 2) {
		searchProgressTitleItem.innerHTML = "Skriv in fler tecken för att söka";
		searchProgressTextItem.innerHTML = "Skriv in fler än 2 tecken för att söka. Sökningen startar automatiskt.";
		searchProgressItem.style.display = "";
	} else {
		if ((searchText != m_previousSearchText) || (force)) {
			searchProgressTitleItem.innerHTML = "Sökning Pågår";
			searchProgressTextItem.innerHTML = "Din sökning pågår, resultatet visas strax här...";
			searchProgressItem.style.display = "";
            searchResultTable.style.display = "none";
            AjaxQueryDelayed("/ajax.aspx", "p=" + (pageIndex ? pageIndex : 1) + "&n=" + (searchNameItem ? "1" : "0") + "&i=" + (searchIngredientsItem ? "1" : "0") + "&q=" + encodeURIComponent(searchText), SearchRender);
			m_previousSearchText = searchText;
		}
	}
}

function SearchRender(id, response) {
	if (id == m_ajaxId) {
	    var searchResultTable = document.getElementById("searchResult");
		var searchProgressItem = document.getElementById("searchProgress");
		var searchProgressTitleItem = document.getElementById("searchProgressTitle");
		var searchProgressTextItem = document.getElementById("searchProgressText");
				
        if (response.substring(0, 3) == "ER:") {
            searchProgressTitleItem.innerHTML = response.substring(4, response.indexOf("/"));
            searchProgressTextItem.innerHTML = response.substring(response.indexOf("/") + 1);
            searchProgressItem.style.display = "";
            searchResultTable.style.display = "none";
		    pageTracker._trackPageview("/ajaxSearchResult");
            return;
        } else {
            searchProgressItem.style.display = "none";
            searchResultTable.style.display = "";
        }

        if (m_previousResponse != response) {
            if (searchResultTable.getElementsByTagName("TBODY").length > 0) searchResultTable = searchResultTable.getElementsByTagName("TBODY")[0];

	        // remove previous rows
	        var z, trs = searchResultTable.getElementsByTagName("TR");
	        for (z = trs.length - 1; z > 0; z--) {
	            searchResultTable.removeChild(trs[z]);
	        }
    	
    	    // add new rows
		    var y = 0, x = response.indexOf("\r\n");
		    var pagingData;
		    while (x > -1) {
		        var items = response.substring(y, x).split('\t');
		        if (y == 0) {
		            pagingData = items;
		        } else {
                    var tr = document.createElement("TR");
                    
                    var td = document.createElement("TD");
                    tr.appendChild(td);
                    td.style.width = "10%";
                    if (items[4] == "1") {
                        td.innerHTML = "<img src=\"" + items[5] + "/produktbild_liten\">";
                    } else {
                        td.innerHTML = "&nbsp;";
                    }
                    
                    td = document.createElement("TD");
                    tr.appendChild(td);
                    td.innerHTML = "<a href=\"" + items[5] + "\">" + items[1] + "</a> (<a href=\"javascript: CompareAdd('" + items[0] + "')\">Jämför</a>)";
                    
                    hoverTipsHook(td.getElementsByTagName("a")[1], "Endast tillgängligt för medlemmar. Bli medlem gratis - eller logga in - genom att klicka på länken ovan!");
                    
                    
                    td = document.createElement("TD");
                    tr.appendChild(td);
                    td.innerHTML = items[2];
                    
                    td = document.createElement("TD");
                    tr.appendChild(td);
                    td.innerHTML = items[3];
                    
                    searchResultTable.appendChild(tr);
		        }
	            y = x + 2;
	            x = response.indexOf("\r\n", y);
		    }
		    
		    // analyze pagingData
            var footer = "<br>Visar <b>" + pagingData[1].substring(1,9999) + " till " + pagingData[2].substring(1,9999) + "</b> av totalt <b>" + pagingData[3].substring(1,9999) + "</b> produkter.<br>";
            for (x = 4; x < pagingData.length; x++) {
                var pagingType = pagingData[x].substring(0,1);
                var pagingValue = pagingData[x].substring(1,9999);
                switch (pagingType) {
                    case "P":
                        footer += " <a href=\"javascript: Search(true," + pagingValue + ")\">&laquo; Föreg.</a>";
                        break;
                    case "C":
                        footer += " " + pagingValue;
                        break;
                    case "J":
                        footer += " <a href=\"javascript: Search(true," + pagingValue + ")\">" + pagingValue + "</a>";
                        break;
                    case "N":
                        footer += " <a href=\"javascript: Search(true," + pagingValue + ")\">Nästa &raquo;</a>";
                        break;
                }
            }
            footer += "<p/>";

	        var tr = document.createElement("TR");
	        var td = document.createElement("TD");
            tr.appendChild(td);
            
            td = document.createElement("TD");
            tr.appendChild(td);
            td.innerHTML = footer;
            
            td = document.createElement("TD");
            tr.appendChild(td);
            
            td = document.createElement("TD");
            tr.appendChild(td);
            
            searchResultTable.appendChild(tr);
		    
		    pageTracker._trackPageview("/ajaxSearchResult");
		}
	    m_previousResponse = response;
	}
}

function SearchCheck() {
	var searchNameItem = document.getElementById("searchName");
	var searchIngredientsItem = document.getElementById("searchIngredients");

    if ((searchNameItem.checked == false) && (searchIngredientsItem.checked == false)) {
        searchNameItem.checked = true;
    }
    
    // set cookie to remember this
    createCookie("SearchSettings", (searchNameItem.checked ? "T" : "F") + (searchIngredientsItem.checked ? "T" : "F"), 365*5);
    Search(true,1);
}


function AjaxQueryDelayed(url, args, callback) {
    if (m_ajaxDelayedId != 0) {
        clearTimeout(m_ajaxDelayedId);
        m_ajaxDelayedId = 0;
    }
    m_ajaxDelayedUrl = url;
    m_ajaxDelayedArgs = args;
    m_ajaxDelayedCallback = callback;
    m_ajaxDelayedId = setTimeout(AjaxQueryDelayedCallback, 1000);
}

function AjaxQueryDelayedCallback() {
    if (m_ajaxDelayedId != 0) {
        clearTimeout(m_ajaxDelayedId);
        m_ajaxDelayedId = 0;
    }
    AjaxQuery(m_ajaxDelayedUrl, m_ajaxDelayedArgs, m_ajaxDelayedCallback);    
}

function AjaxQuery(url, args, callback) {
	var request = window.XMLHttpRequest ? new XMLHttpRequest() : new ActiveXObject("MSXML2.XMLHTTP.3.0");
	var id = ++m_ajaxId;
	request.open("POST", url, true);
	request.setRequestHeader("Content-Type", "application/x-www-form-urlencoded"); 
	request.onreadystatechange = function() {
		if ((request.readyState == 4) && (request.status == 200)) {
			if (request.responseText) {
				callback(id, request.responseText);
			}
		}
	};
	request.send(args);
}

function CompareAdd(productId) {
    
}

function CompareClear() {
    
}

function createCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return "";
}

function eraseCookie(name) {
	createCookie(name,"",-1);
}

function addEvent(element, eventName, eventHandler) {
	if (element.addEventListener) {
		element.addEventListener(eventName, eventHandler, false);
	} else {
		element.attachEvent("on" + eventName, eventHandler);
	}
}

function PopUpWindow(url, width, height) {
    var left = screen.width / 2 - width / 2;
    var top = screen.height / 2 - height / 2;
    return window.open(url,'','resizable=1,scrollbars=0,toolbar=0,status=0,left=' + left + ',top=' + top + ',width=' + width + ',height=' + height);
}

addEvent(window, "load", Search);