/* -------------- GLOBAL VARIABLES -------------------------------- */
var CONTAINERELEMENT = null;
var SITEURL = "http://www.vinivi.com/";
var SERVICEURL = SITEURL + "ResourcesHandler/HotelWidgetHandler.ashx";
/* --------------- END GLOBAL VARIABLES ------------------------- */

String.format = function () {
    var s = arguments[0];
    for (var i = 0; i < arguments.length - 1; i++) {
        var reg = new RegExp("\\{" + i + "\\}", "gm");
        s = s.replace(reg, arguments[i + 1]);
    }
    return s;
}

String.trim = function (str, chars) {
    return String.ltrim(String.rtrim(str, chars), chars);
}

String.ltrim = function (str, chars) {
    chars = chars || "\\s";
    return str.replace(new RegExp("^[" + chars + "]+", "g"), "");
}

String.rtrim = function (str, chars) {
    chars = chars || "\\s";
    return str.replace(new RegExp("[" + chars + "]+$", "g"), "");
}

function InitializeContainerElement() {
    CONTAINERELEMENT = document.getElementById("hotelWidget53AE3B1E-E83B-4030-A4A7-FA8A35D07564");
}

function ValidateContainerElement() {
    if (CONTAINERELEMENT == null) {
        alert("Error while initializing hotel widget container element.");
        return false;
    }
    CONTAINERELEMENT.innerHTML = String.trim(CONTAINERELEMENT.innerHTML);
    if (CONTAINERELEMENT.firstChild == null || CONTAINERELEMENT.firstChild.tagName != "A" || ( (CONTAINERELEMENT.firstChild.href.indexOf('http://www.vinivi.com/') < 0) && (CONTAINERELEMENT.firstChild.href.indexOf('http://www.vinivi.co.uk/') < 0) ) ) {
        alert("Widget hotel container element must have a valid link to your accommodation page on Vinivi!");
        return false;
    }
    return true;
}

function RegisterScript(scriptId, scriptUrl) {
    try {
        var oldScript = document.getElementById(scriptId);
        if (oldScript != null) {
            oldScript.parentNode.removeChild(oldScript);
            delete oldScript;
        }

        var newScript = document.createElement('script');
        newScript.id = scriptId;
        newScript.type = 'text/javascript';
        newScript.src = scriptUrl;
        document.getElementsByTagName("head")[0].appendChild(newScript);
    }
    catch (exc) {
        alert("Error while registering neccessary script.");
    }
}

function RegisterInlineScript(scriptId, scriptBody) {
    try {
        var oldScript = document.getElementById(scriptId);
        if (oldScript != null) {
            oldScript.parentNode.removeChild(oldScript);
            delete oldScript;
        }

        var newScript = document.createElement('script');
        newScript.id = scriptId;
        newScript.type = 'text/javascript';
        newScript.text = scriptBody;
        document.getElementsByTagName("head")[0].appendChild(newScript);
    }
    catch (exc) {
        alert("Error while registering neccessary inline script.");
    }
}

function RegisterCss(cssId, cssUrl) {
    try {
        var oldCss = document.getElementById(cssId);
        if (oldCss != null) {
            oldCss.parentNode.removeChild(oldCss);
            delete oldCss;
        }

        var newCss = document.createElement('link');
        newCss.id = cssId;
        newCss.type = 'text/css';
        newCss.rel = 'stylesheet';
        newCss.href = cssUrl;
        newCss.media = 'screen';
        document.getElementsByTagName("head")[0].appendChild(newCss);
    }
    catch (exc) {
        alert("Error while registering neccessary stylesheet.");
    }
}

function RenderHotelWidget() {
    var hotelID = "799";
    var widgetId = "53AE3B1E-E83B-4030-A4A7-FA8A35D07564";
    RegisterScript("scrGetHotelWidgetInfo" + widgetId, String.format("{0}?mn=GetHotelWidgetInfo&rmn=RenderHotelWidgetInfo&id={1}&wid={2}", SERVICEURL, hotelID, widgetId));
}

function RenderHotelWidgetInfo(data) {
    var hotelWidget = data.HotelWidget;
    if (hotelWidget.OnLoadScript != '') {
        RegisterInlineScript("scrHotelWidgetOnLoadScript" + hotelWidget.Id, hotelWidget.OnLoadScript);
    }
    if (hotelWidget.Css != '') {
        RegisterCss("cssHotelWidget" + hotelWidget.Id, hotelWidget.Css);
    }
    if (hotelWidget.Html != '')
    {
        var wrapperDiv = document.createElement('div');
        wrapperDiv.innerHTML = hotelWidget.Html;
        document.getElementById("hotelWidget" + hotelWidget.Id).appendChild(wrapperDiv);
    }
}

try {
    InitializeContainerElement();
    if (ValidateContainerElement()) {
        window.onload = RenderHotelWidget();
    }
}
catch (exc) {}