﻿///首页零碎js 代码集合

//*******************************************
/// 本周热店排行 鼠标进入事件
function SwapPaiHangShopDiv(DivKey, ID, Count) {//DivS1  DivB1
    for (var i = 1; i <= Count; i++) {
        document.getElementById(DivKey + '_S' + i).style.display = '';
        document.getElementById(DivKey + '_B' + i).style.display = 'none';
    }
    document.getElementById(DivKey + '_S' + ID).style.display = 'none';
    document.getElementById(DivKey + '_B' + ID).style.display = '';
    ShowImg("Img_" + DivKey + "_" + ID, "ImgSrc_" + DivKey + "_" + ID);
}

//展示页面图片
function ShowImg(ImgId, ImgSrc) {
    if (document.getElementById(ImgId).src == "") {
        document.getElementById(ImgId).src = document.getElementById(ImgSrc).innerHTML;
    }
}

//*******************************************
//店铺列表 加载 显示 及效果

function showShopL(showGid) {
    showGid.parentNode.className = "title5baoli1 title5baoli1_hover";
    var gid = $(showGid.parentNode);
    if (gid.attr("shown") != 'true') {
        //var shopp = gid.find("img").eq(1);
        var shopp = gid.find("img");
        var tsrc = shopp.attr("rsrc");
        if (tsrc) {
            shopp.attr("src", tsrc);
            gid.attr("shown", "true");
        }
    }
}
function hideShopL(showGid) {
    showGid.parentNode.className = "title5baoli1";
}
$(document).ready(function() {

    /*
    *	推荐店铺
    */
    $("#shoplist").css("display", "block");

    if ($("#areaesbox")[0]) {
        new Masque.L.ElementScrollor("#areaesbox", "#areaPrve", "#areaNext", { SeparatorWidth: 3, PrveCSS: "zuo_ico", PrveDisableCSS: "zuo_ico", NextCSS: "you_ico", NextDisableCSS: "you_ico" });
    }
    var areaShopListCache = [], areaShopListCi = -1;
    new Masque.L.Tabs("#areaTabs", { SelectedCSS: "current", Selected: function(tab, index) {
        if (areaShopListCi > -1) {
            if (index == areaShopListCi) return;
            if (areaShopListCache[areaShopListCi]) {
                areaShopListCache[areaShopListCi].style.display = "none";
            }
        }
        var asl = $("#areaShopList");
        if (areaShopListCache[index]) {
            asl.hide();
            areaShopListCache[index].style.display = "";
            areaShopListCi = index;
        } else {
            //asl.html("<div class='loading_c'>正在加载数据,请稍候...</div>").show();
            var sid = tab.attr("sid");

            var div = document.createElement("DIV");
            div.innerHTML = "<div class='loading_c'>正在加载数据,请稍候...</div>";
            div.className = "title5";
            areaShopListCi = index,
                areaShopListCache[index] = div;

            if (sid) {
                
                $.ajax({ cache: true, url: "/Cache/HomePageCommendShop/" + $("#hidCityId").val() + "/" + sid + ".htm", success: function(html) {
                    div.innerHTML = html;
                    asl.hide().parent().append(div);
                }, error: function(XMLHttpRequest, textStatus, errorThrown) {
                    asl.html("数据加载错误，请重试。");
                }
                });
            }
        }
    }
    });

    getCommondFood();
    $(".carousel").jCarouselLite({
        btnNext: ".LeftBotton",
        btnPrev: ".RightBotton",
        auto: 3000,
        speed: 3000
    });
});

//*******************************************
/*
 *	推荐菜品
 */

function getCommondFood() {
    var serverurl = window.top.location.protocol + "//" + window.top.location.hostname + ":" + window.top.location.port + "/";
    var url = serverurl + "PageHandler.ashx";
    $.ajax({
        url: url,
        data: "className=Food&methodName=GetCommonIndexFoodList&parameter=",
        cache: false,
        type: 'GET',
        async: false,
        dataType: 'json',
        success: function(data) {
            var container = $("#ISL_Cont_1").empty();
            var li = "<ul>";
            for (var i = 0; i < data.length; i++) {
                var price = data[i].Price;
                if (data[i].IsFavourable) {
                    price = data[i].FavourablePrice;
                }
                li += "<li><div class=\"box\">";
                li += "<a class=\"imgBorder\" href='/FoodInfo/?fid=" + data[i].FoodId + "&sid=" + data[i].ShopId + "' target=\"_blank\"><img alt=" + data[i].FoodName + " src='/UserUpload/FoodImage/Thumb/120x120/" + data[i].FoodPhoto + "'  width=\"120\" height=\"120\" border=\"0\"  /></a>";
                li += "<p><a href='/FoodInfo/?fid=" + data[i].FoodId + "&sid=" + data[i].ShopId + "' target=\"_blank\">" + data[i].FoodName + "</a> <strong>" + price + "元</strong></p>";
                li += "</div></li>";
            }
            li += "</ul>";
            container.append(li);
        },
        error: function(XMLHttpRequest, textStatus, errorThrown) {

        }
    });
}

(function($) {                                          // Compliant with jquery.noConflict()
    $.fn.jCarouselLite = function(o) {
        o = $.extend({
            btnPrev: null,
            btnNext: null,
            btnGo: null,
            mouseWheel: false,
            auto: null,

            speed: 200,
            easing: null,

            vertical: false,
            circular: true,
            visible: 3,
            start: 0,
            scroll: 1,

            beforeStart: null,
            afterEnd: null
        }, o || {});

        return this.each(function() {                           // Returns the element collection. Chainable.

            var running = false, animCss = o.vertical ? "top" : "left", sizeCss = o.vertical ? "height" : "width";
            var div = $(this), ul = $("ul", div), tLi = $("li", ul), tl = tLi.size(), v = o.visible;

            if (o.circular) {
                ul.prepend(tLi.slice(tl - v - 1 + 1).clone())
              .append(tLi.slice(0, v).clone());
                o.start += v;
            }

            var li = $("li", ul), itemLength = li.size(), curr = o.start;
            div.css("visibility", "visible");

            li.css({ overflow: "hidden", float: o.vertical ? "none" : "left" });
            ul.css({ margin: "0", padding: "0", position: "relative", "list-style-type": "none", "z-index": "1" });
            div.css({ overflow: "hidden", position: "relative", "z-index": "200", left: "0px" });

            var liSize = o.vertical ? height(li) : width(li);   // Full li size(incl margin)-Used for animation
            var ulSize = liSize * itemLength;                   // size of full ul(total length, not just for the visible items)
            var divSize = liSize * v;                           // size of entire div(total length for just the visible items)

            li.css({ width: li.width(), height: li.height() });
            ul.css(sizeCss, ulSize + "px").css(animCss, -(curr * liSize));

            //div.css(sizeCss, divSize+"px");                     // Width of the DIV. length of visible images

            if (o.btnPrev)
                $(o.btnPrev).click(function() {
                    //return go(curr - o.scroll);
                    return turnto(curr - o.scroll);
                });

            if (o.btnNext)
                $(o.btnNext).click(function() {
                    //return go(curr + o.scroll);
                    return turnto(curr + o.scroll);
                });

            if (o.btnGo)
                $.each(o.btnGo, function(i, val) {
                    $(val).click(function() {
                        return go(o.circular ? o.visible + i : i);
                    });
                });

            if (o.mouseWheel && div.mousewheel)
                div.mousewheel(function(e, d) {
                    return d > 0 ? go(curr - o.scroll) : go(curr + o.scroll);
                });

            if (o.auto)
                setInterval(function() {
                    go(curr + o.scroll);
                }, o.auto + o.speed);

            function vis() {
                return li.slice(curr).slice(0, v);
            };
            function turnto(to) {
                if (!running) {

                    if (o.beforeStart)
                        o.beforeStart.call(this, vis());

                    if (o.circular) {            // If circular we are in first or last, then goto the other end
                        if (to <= o.start - v - 1) {           // If first, then goto last
                            ul.css(animCss, -((itemLength - (v * 2)) * liSize) + "px");
                            // If "scroll" > 1, then the "to" might not be equal to the condition; it can be lesser depending on the number of elements.
                            curr = to == o.start - v - 1 ? itemLength - (v * 2) - 1 : itemLength - (v * 2) - o.scroll;
                        } else if (to >= itemLength - v + 1) { // If last, then goto first
                            ul.css(animCss, -((v) * liSize) + "px");
                            // If "scroll" > 1, then the "to" might not be equal to the condition; it can be greater depending on the number of elements.
                            curr = to == itemLength - v + 1 ? v + 1 : v + o.scroll;
                        } else curr = to;
                    } else {                    // If non-circular and to points to first or last, we just return.
                        if (to < 0 || to > itemLength - v) return;
                        else curr = to;
                    }                           // If neither overrides it, the curr will still be "to" and we can proceed.

                    running = true;

                    ul.animate(
                    animCss == "left" ? { left: -(curr * liSize)} : { top: -(curr * liSize) }, 200, o.easing,
                    function() {
                        if (o.afterEnd)
                            o.afterEnd.call(this, vis());
                        running = false;
                    });
                    // Disable buttons when the carousel reaches the last/first, and enable when not
                    if (!o.circular) {
                        $(o.btnPrev + "," + o.btnNext).removeClass("disabled");
                        $((curr - o.scroll < 0 && o.btnPrev)
                        ||
                       (curr + o.scroll > itemLength - v && o.btnNext)
                        ||
                       []
                     ).addClass("disabled");
                    }
                }
                return false;
            };
            function go(to) {
                if (!running) {

                    if (o.beforeStart)
                        o.beforeStart.call(this, vis());

                    if (o.circular) {            // If circular we are in first or last, then goto the other end
                        if (to <= o.start - v - 1) {           // If first, then goto last
                            ul.css(animCss, -((itemLength - (v * 2)) * liSize) + "px");
                            // If "scroll" > 1, then the "to" might not be equal to the condition; it can be lesser depending on the number of elements.
                            curr = to == o.start - v - 1 ? itemLength - (v * 2) - 1 : itemLength - (v * 2) - o.scroll;
                        } else if (to >= itemLength - v + 1) { // If last, then goto first
                            ul.css(animCss, -((v) * liSize) + "px");
                            // If "scroll" > 1, then the "to" might not be equal to the condition; it can be greater depending on the number of elements.
                            curr = to == itemLength - v + 1 ? v + 1 : v + o.scroll;
                        } else curr = to;
                    } else {                    // If non-circular and to points to first or last, we just return.
                        if (to < 0 || to > itemLength - v) return;
                        else curr = to;
                    }                           // If neither overrides it, the curr will still be "to" and we can proceed.

                    running = true;

                    ul.animate(
                    animCss == "left" ? { left: -(curr * liSize)} : { top: -(curr * liSize) }, o.speed, o.easing,
                    function() {
                        if (o.afterEnd)
                            o.afterEnd.call(this, vis());
                        running = false;
                    });
                    // Disable buttons when the carousel reaches the last/first, and enable when not
                    if (!o.circular) {
                        $(o.btnPrev + "," + o.btnNext).removeClass("disabled");
                        $((curr - o.scroll < 0 && o.btnPrev)
                        ||
                       (curr + o.scroll > itemLength - v && o.btnNext)
                        ||
                       []
                     ).addClass("disabled");
                    }
                }
                return false;
            };
        });
    };

    function css(el, prop) {
        return parseInt($.css(el[0], prop)) || 0;
    };
    function width(el) {
        if (el[0] == undefined) {
            return 0;
        }
        return el[0].offsetWidth + css(el, 'marginLeft') + css(el, 'marginRight');
    };
    function height(el) {
        if (el[0] == undefined) {
            return 0;
        }
        return el[0].offsetHeight + css(el, 'marginTop') + css(el, 'marginBottom');
    };

})(jQuery);
