jQuery(function() {
    function e(e) {
        var a = o('<li id="' + e.id + '"><p class="title">' + e.name + '</p><p class="imgWrap"></p><p class="progress"><span></span></p></li>'),
        s = o('<div class="file-panel"><span class="cancel">删除</span><span class="rotateRight">向右旋转</span><span class="rotateLeft">向左旋转</span></div>').appendTo(a),
        i = a.find("p.progress span"),
        t = a.find("p.imgWrap"),
        r = o('<p class="error"></p>'),
        d = function(e) {
            switch (e) {
            case "exceed_size":
                text = "文件大小超出限制";
                break;
            case "interrupt":
                text = "上传暂停";
                break;
            default:
                text = "上传失败，请重试"
            }
            r.text(text).appendTo(a)
        };
        "invalid" === e.getStatus() ? d(e.statusText) : (t.text("预览中"), n.makeThumb(e,
        function(e, a) {
            if (e) return void t.text("不能预览");
            var s = o('<img src="' + a + '">');
            t.empty().append(s)
        },
        v, b), w[e.id] = [e.size, 0], e.rotation = 0),
        e.on("statuschange",
        function(t, n) {
            "progress" === n ? i.hide().width(0) : "queued" === n && (a.off("mouseenter mouseleave"), s.remove()),
            "error" === t || "invalid" === t ? (console.log(e.statusText), d(e.statusText), w[e.id][1] = 1) : "interrupt" === t ? d("interrupt") : "queued" === t ? w[e.id][1] = 0 : "progress" === t ? (r.remove(), i.css("display", "block")) : "complete" === t && a.append('<span class="success"></span>'),
            a.removeClass("state-" + n).addClass("state-" + t)
        }),
        a.on("mouseenter",
        function() {
            s.stop().animate({
                height: 30
            })
        }),
        a.on("mouseleave",
        function() {
            s.stop().animate({
                height: 0
            })
        }),
        s.on("click", "span",
        function() {
            var a, s = o(this).index();
            switch (s) {
            case 0:
                return void n.removeFile(e);
            case 1:
                e.rotation += 90;
                break;
            case 2:
                e.rotation -= 90
            }
            x ? (a = "rotate(" + e.rotation + "deg)", t.css({
                "-webkit-transform": a,
                "-mos-transform": a,
                "-o-transform": a,
                transform: a
            })) : t.css("filter", "progid:DXImageTransform.Microsoft.BasicImage(rotation=" + ~~ (e.rotation / 90 % 4 + 4) % 4 + ")")
        }),
        a.appendTo(l)
    }

    function a(e) {
        var a = o("#" + e.id);
        delete w[e.id],
        s(),
        a.off().find(".file-panel").off().end().remove()
    }

    function s() {
        var e, a = 0,
        s = 0,
        t = f.children();
        o.each(w,
        function(e, i) {
            s += i[0],
            a += i[0] * i[1]
        }),
        e = s ? a / s: 0,
        t.eq(0).text(Math.round(100 * e) + "%"),
        t.eq(1).css("width", Math.round(100 * e) + "%"),
        i()
    }

    function i() {
        var e, a = "";
        "ready" === k ? a = "选中" + m + "张图片，共" + WebUploader.formatSize(h) + "。": "confirm" === k ? (e = n.getStats(), e.uploadFailNum && (a = "已成功上传" + e.successNum + "张照片，" + e.uploadFailNum + '张照片上传失败，<a class="retry" href="#">重新上传</a>失败图片或<a class="ignore" href="#">忽略</a>')) : (e = n.getStats(), a = "共" + m + "张（" + WebUploader.formatSize(h) + "），已上传" + e.successNum + "张", e.uploadFailNum && (a += "，失败" + e.uploadFailNum + "张")),
        p.html(a)
    }

    function t(e) {
        var a;
        if (e !== k) {
            switch (c.removeClass("state-" + k), c.addClass("state-" + e), k = e) {
            case "pedding":
                u.removeClass("element-invisible"),
                l.parent().removeClass("filled"),
                l.hide(),
                d.addClass("element-invisible"),
                n.refresh();
                break;
            case "ready":
                u.addClass("element-invisible"),
                o("#filePicker2").removeClass("element-invisible"),
                l.parent().addClass("filled"),
                l.show(),
                d.removeClass("element-invisible"),
                n.refresh();
                break;
            case "uploading":
                o("#filePicker2").addClass("element-invisible"),
                f.show(),
                c.text("暂停上传");
                break;
            case "paused":
                f.show(),
                c.text("继续上传");
                break;
            case "confirm":
                //处理上传完成事件
                if (f.hide(), c.text("开始上传").addClass("disabled"), a = n.getStats(), a.successNum && !a.uploadFailNum) return void t("finish");
                break;
            case "finish":
                //上传完成后执行
                a = n.getStats(),
                a.successNum ? alert("上传成功") : (k = "done", location.reload());
                o("#filePicker2").removeClass("element-invisible");
                c.text("再次上传").removeClass("disabled");
                n.refresh();
                break;
            }
            i()
        }
    }

    function fpost(data,url){
        //异步提交文件上传成功后获取的JSON字符串解析传到指定的网址，以便进行下一步的处理
        jQuery.post(url,data,function(res){
            console.log(res);
            res = $.parseJSON(res);
            $('#callback').val(res.path);
        });
    }

    var n, o = jQuery,
    r = o("#uploader"),
    l = o('<ul class="filelist"></ul>').appendTo(r.find(".queueList")),
    d = r.find(".statusBar"),
    p = d.find(".info"),
    c = r.find(".uploadBtn"),
    u = r.find(".placeholder"),
    f = d.find(".progress").hide(),
    m = 0,
    h = 0,
    g = window.devicePixelRatio || 1,
    v = 110 * g,
    b = 110 * g,
    k = "pedding",
    w = {},
    x = function() {
        var e = document.createElement("p").style,
        a = "transition" in e || "WebkitTransition" in e || "MozTransition" in e || "msTransition" in e || "OTransition" in e;
        return e = null,
        a
    } ();

    if (!WebUploader.Uploader.support()) throw alert("Web Uploader 不支持您的浏览器！如果你使用的是IE浏览器，请尝试升级 flash 播放器"),
    new Error("WebUploader does not support the browser you are using.");

	//初始化上传组件
    n = WebUploader.create({
        pick: {
            id: "#filePicker",
            innerHTML: UPLOAD_BUTTON_LABEL
        },
        dnd: "#uploader .queueList",
        paste: document.body,
        accept: {
            title: UPLOAD_ACCEPT_TITLE,
            extensions: UPLOAD_ACCEPT_EXTENSIONS,
            mimeTypes: UPLOAD_ACCEPT_FILETYPE
        },
        swf: UPLOAD_BASE_URL + "/Uploader.swf",
        disableGlobalDnd: !0,
        chunked: true,  //开启分片上传
        duplicate: true,    //去重
        server: UPLOAD_SERVER_URL,
        fileNumLimit: UPLOAD_MAX_NUM,
        fileSizeLimit: UPLOAD_TOTAL_SIZE,
        fileSingleSizeLimit: UPLOAD_MAX_SIZE    //单张图大小限制
    }),
    n.addButton({
        id: "#filePicker2",
        label: "继续添加"
    }),
    n.onUploadProgress = function(e, a) {
        var i = o("#" + e.id),
        t = i.find(".progress span");
        t.css("width", 100 * a + "%"),
        w[e.id][1] = a,
        s()
    },
    n.onFileQueued = function(a) {
        m++,
        h += a.size,
        1 === m && (u.addClass("element-invisible"), d.show()),
        e(a),
        t("ready"),
        s()
    },
    n.onFileDequeued = function(e) {
        m--,
        h -= e.size,
        m || t("pedding"),
        a(e),
        s()
    },
    n.on("all",
    function(e) {
        switch (e) {
        case "uploadFinished":
            t("confirm");
            break;
        case "startUpload":
            t("uploading");
            break;
        case "stopUpload":
            t("paused");
            break;
        }
    }),
    n.onError = function(e) {
        alert("Error: " + e)
    },
    n.on("uploadSuccess",
    function($file,$res){
        //$file,当前上传的文件信息
        console.log($file);
        //$res,服务器返回的信息(服务端返回了文件路径跟链接等信息)
        console.log($res);
        $res = $res._raw;
        console.log($res);
        $res = $res + '}';
        console.log($res);
        $res = $.parseJSON($res);    //由JSON字符串转换为JSON对象
        console.log($res);
        var res = $res.result;
        console.log(res);
        $('#callback-title').html(res.name);
        if(UPLOAD_JSON_POST_URL){
            res.size = $file.size;
            res.type = $file.type;
            res.lasttime = $file.lastModifiedDate;
            res.ext = $file.ext;
            res.params = $file._info;
            fpost(res,UPLOAD_JSON_POST_URL); 
        }
    }
    ),
    
    c.on("click",
    function() {
        return o(this).hasClass("disabled") ? !1 : void("ready" === k ? n.upload() : "paused" === k ? n.upload() : "uploading" === k && n.stop())
    }),
    p.on("click", ".retry",
    function() {
        n.retry()
    }),
    p.on("click", ".ignore",
    function(e) {
        alert("好的");
        console.log('取消了已经上传失败的文件');
    }),
    c.addClass("state-" + k),
    s()
});