var _countryList;

checkPageNames();

function loadCountryInfo()
{
    var issueId = getIssueId();
        
    showWaitingControl("contentWaiting");
    getSection(parseQueryString()["sectionid"], issueId, sectionLoaded);
}

function loadViewImage()
{
    var issueId = getIssueId();   
    getSection(parseQueryString()["sectionid"], issueId, imageLoaded);
}

function imageLoaded(section)
{
    var previewContainer = document.getElementById("previewContainer");
    var imageNum;
    
    resizeGalleryPreview();
    window.onresize = resizeGalleryPreview;
    renderPreviewGalleryHorizontal(section, previewContainer);
    
    var imageId = parseQueryString()["imageid"];
    
    if(imageId == null)
    {
        imageNum = 0;
    }
    else
    {
        for(var i=0; i<section.Contents.length;i++)
        {
            if(section.Contents[i].Id.toString() == imageId)
            {
                imageNum = i;
                break;
            }
        }
    }
    loadImage(imageNum);
}

function loadGallery()
{
    var issueId = getIssueId();
    
    getSection(parseQueryString()["sectionid"], issueId, galleryLoaded);
}

function loadSection()
{
    var defaultLink = document.getElementById("defaultLink");
    defaultLink.href = _defaultPage;

    loadSectionMenu();
    loadRegionList();
    loadCountryInfo();
    
    var params = parseQueryString();
    var dropdownContainer = document.getElementById("dropdownContainer");
    if(params["sectionid"]==60 && params["issueid"]==null)//Экскурсии
    {
        dropdownContainer.style.display = "";
        loadRegionsWithSights();
    }
    else { 
        dropdownContainer.style.display = "none";
    }
        
}

function loadCountryList()
{
    showWaitingControl("contentWaiting");
    getCountries(coutriesLoaded);
}
function loadRegionList()
{
    var params = parseQueryString();
    
    if(params["countryid"] == null)
    {
        //Что-то
        return;
    }
    getRegions(params["countryid"], regionsLoaded)
}

function loadRegionsWithSights()
{
    var params = parseQueryString();
    
    if(params["countryid"] == null)
    {
        //Что-то
        return;
    }
    getRegionsWithSights(params["countryid"], regionsWithSightsLoaded)
}

function regionsLoaded(result)
{
    var regionList = result;
    var menuRegions = document.getElementById("menuRegions");
    var dropdownContainer = document.getElementById("dropdownContainer");
    var params = parseQueryString();
    
    renderRegionsMenu(regionList, parseQueryString()["countryid"], 59,
     menuRegions);             
}

function regionsWithSightsLoaded(result)
{
    var regionList = result;    
    var dropdownContainer = document.getElementById("dropdownContainer");
    
    renderRegionsDropdown(regionList, dropdownContainer)           
}

function coutriesLoaded(result)
{
    _countryList = result;
    var listControl = document.getElementById("countryList");
    //fillCountryList(_countryList, listControl)
    getRootSections(renderDefaultPage);
}

function renderDefaultPage(result)
{
    var sections = result;
    var defaultContent = document.getElementById("defaultContent");
    hideWaitingControl("contentWaiting");
    renderCountry(_countryList, sections, defaultContent)
}

function loadSectionMenu()
{    
    getRootSections(rootSectionsLoaded);
}
function rootSectionsLoaded(result)
{
    var rootSections = result;
    var nCountryId = parseQueryString()["countryid"];
    renderSectionMenu(rootSections, nCountryId, document.getElementById("menu"));
}

function loadPageTitle(section)
{
    var params = parseQueryString();
    var issueId;
    var issueType;
    
    if(params["issueid"] == null)
    {
        if(params["countryid"] == null)
        {        
            //Что-то
            return;
        }
        else
        {
            // Получаем название страны
            issueId = params["countryid"];
            issueType = "1";
        }
    }
    else
    {
        issueId = params["issueid"];
        issueType = section.IssueType.toString();
    }
    
    callService("../../CountryStudy/WS/Issue.asmx/GetIssueName",
         "IssueId=" + issueId + "&IssueType=" + issueType,
         setPageTitle,
         section.Name);
}



function sectionLoaded(result)
{
    var section = result;
    var rootElement = document.getElementById("rootInfo");
    var headerElement = document.getElementById("sectionHeader");
    var headerMenu = document.getElementById("rootHeader"); 
    var params = parseQueryString();
    var pageNum, regionId;

     
    
    loadPageTitle(section);
            
    renderTopMenu(section.ChildSections, headerMenu);
    
    if(section.IssueType != 1 && params["issueid"] == null)
    {
        if(params["pagenum"] == null)
        {
            pageNum = 1;
        }
        else
        {
            pageNum = params["pagenum"];
        }
        if(params["regionid"] == null)
        {
            regionId = 0;
        }
        else
        {
            regionId = params["regionid"];
        }
        getSectionPreviews(section.Id, section.IssueType,
             params["countryid"], regionId, pageNum, _pageSize, previewLoaded);
    }
    else
    {
        hideWaitingControl("contentWaiting");
        renderRootSection(section, rootElement, headerElement);
    }
}

function previewLoaded(result)
{    
    var rootElement = document.getElementById("rootInfo");
    
    hideWaitingControl("contentWaiting");
    renderSectionPreviews(result, rootElement)
    var i = 0;
}

function galleryLoaded(result)
{
    var section = result;
    var galleryContainer = document.body;
    renderGallery(section, galleryContainer);
}

function createSingleBorder(parentHTMLElement, borderClass, header)
{
    var tableBorder = document.createElement("table");
    tableBorder.setAttribute("cellspacing", "0");
    tableBorder.setAttribute("cellpadding", "0");
    
    var tableBody = document.createElement("tbody");
    tableBorder.appendChild(tableBody);
    parentHTMLElement.appendChild(tableBorder);
    
    var tableRow = document.createElement("tr");
    var tableCell = document.createElement("td");
    
    var contentCell = document.createElement("td");
    
    //Первая строка
    tableBody.appendChild(tableRow);
    tableCell.className = borderClass + "_top_left";
    tableRow.appendChild(tableCell);
    
    tableCell = document.createElement("td");
    tableCell.className = borderClass + "_top";
    tableRow.appendChild(tableCell);
    
    tableCell = document.createElement("td");
    tableCell.className = borderClass + "_top_right";
    tableRow.appendChild(tableCell);
    
    //Вторая строка
    tableRow = document.createElement("tr");    
    tableBody.appendChild(tableRow);
    
    tableCell = document.createElement("td");
    tableCell.className = borderClass + "_left";
    tableRow.appendChild(tableCell);
    
    tableRow.appendChild(contentCell);
    
    tableCell = document.createElement("td");
    tableCell.className = borderClass + "_right";
    tableRow.appendChild(tableCell);
    
    //Третья строка
    tableRow = document.createElement("tr");    
    tableBody.appendChild(tableRow);
    
    tableCell = document.createElement("td");
    tableCell.className = borderClass + "_bottom_left";
    tableRow.appendChild(tableCell);
    
    tableCell = document.createElement("td");
    tableCell.className = borderClass + "_bottom";
    tableRow.appendChild(tableCell);
    
    tableCell = document.createElement("td");
    tableCell.className = borderClass + "_bottom_right";
    tableRow.appendChild(tableCell);
    
    return contentCell;
}

function parseQueryString()
{
    var strQuery = location.search;
    var result = new Array();
    
    var reParams = /[^&\?]+/ig;
    
    var strParams = strQuery.match(reParams);
    
    for(var i = 0; i< strParams.length;i++)
    {
        result[strParams[i].split("=")[0].toLowerCase()] =
         strParams[i].split("=")[1];
    }
    return result;
}
function checkPageNames()
{
    if(_sectionInfoPage.charAt(_sectionInfoPage.length - 1) != "?" &&
       _sectionInfoPage.charAt(_sectionInfoPage.length - 1) != "&"  )
    {
       _sectionInfoPage += "?";
    }     
     if(_galleryPage.charAt(_galleryPage.length - 1) != "?" &&
       _galleryPage.charAt(_galleryPage.length - 1) != "&"  )
    {
       _galleryPage += "?";
    }
     if(_viewImagePage.charAt(_viewImagePage.length - 1) != "?" &&
       _viewImagePage.charAt(_viewImagePage.length - 1) != "&"  )
    {
       _viewImagePage += "?";
    }
}

function setPageTitle(result, sectionName)
{
    document.title = sectionName + " - " + result;
    document.getElementById("sectionHeader").innerHTML = sectionName + " - " + result;
}
function showWaitingControl(controlId)
{
    document.getElementById(controlId).style.display = "";
}

function showEmptyGoogleMap(controlId) {
    document.getElementById(controlId).style.display = "";
}

function hideWaitingControl(controlId)
{
    document.getElementById(controlId).style.display = "none";
	resizeFrameEvent();
}
function getIssueId()
{
    var issueId;
    
    var params = parseQueryString();
    
    if(params["issueid"] == null)
    {
        if(params["countryid"] == null)
        {
            issueId = 0;
        }
        else
        {
            issueId = params["countryid"];
        }
    }
    else
    {
        issueId = params["issueid"];
    }
    return issueId;
}

function callService(serviceName, serviceData, callbackFunction, callBackData)
{
    if(serviceData.length > 0)
    {
        serviceData += "&encoding=" + _encoding;
    }
    else
    {
        serviceData = "encoding=" + _encoding;
    }
    $.ajax({
        type: "GET",
        url: _wsUrl + serviceName,
        dataType: "jsonp",
        data : serviceData,
        success: function(result, status)
                 {  
                    if(result.d.ErrorMessage != "")
                    {
                        alert(result.d.ErrorMessage);
                    }
                    if(result.d.Result != null)
                    {
                        callbackFunction(result.d.Result, callBackData);
                    }                   
                    
                 }
    });
}

//Функция вызывает resizeFrame() у родительского окна
//необходима для изменения размеров фрейма, если страница встроена в iframe
function resizeFrameEvent()
{
    var cur = window;
    while( typeof(cur) != "undefined" )
    {
        try {
            if ( typeof(cur.resizeFrame) != "undefined" ) {
                cur.setTimeout(cur.resizeFrame, 0);
                return;
            }
        } catch (e) {}
        if (cur == top) break;
        cur = cur.parent;
    }
}