/*
    更新时间：2019-03-29
    使用方法：打开QQ邮箱，选择【已发送】界面，打开浏览器控制台（或按F12），拷贝脚本粘贴回车（按Enter）
 */

(function () {
    var win = document.getElementById('mainFrame').contentWindow;
    var tds = win.document.getElementsByTagName('td');

    //邮件ID
    var mailids = [];
    for (var i = 0; i < tds.length; i++) {
        var td = tds[i];
        if (td.getAttribute("hitmailid") == "") {
            var mid = td.getAttribute("onclick").split(',')[1].split("'")[1];
            mailids.push(mid);
        }
    }

    //获取sid
    var parms = win.location.search.split('&'), sid;
    for (var i = 0; i < parms.length; i++) {
        if (parms[i].indexOf("sid=") >= 0) {
            sid = parms[i].split('=')[1];
            break;
        }
    }

    //打印链接
    var printUrl = "//mail.qq.com/cgi-bin/readmail?sid=" + sid + "&t=readmail_print&s=print&filterflag=true&mailid=";

    var outdata = [], en = 0;

    for (var i = 0; i < mailids.length; i++) {
        var url = printUrl + mailids[i];

        fetch(url).then(res => res.blob()).then(blob => {
            var reader = new FileReader();
            reader.onload = function () {
                en++;

                //有指定的邮箱
                if (reader.result.indexOf("cqhgrjb@163.com") >= 0) {

                    var obj = {};
                    //标题
                    reader.result.replace(/<span class="sub_title">.*?<\/td>/g, function (x) {
                        x.replace(/[1-9]\d*/, function (p) { obj.ymd = Number(p) });
                    });

                    //内容
                    var regempty=''
                    var alltxt = reader.result.replace(/<\/?.+?\/?>/g, '').replace(/\n/g, ' ').replace(/&nbsbp;/g, '');
                    obj.txt = alltxt.substring(alltxt.indexOf('今日完成'));

                    outdata.push(obj);
                }
            }
            reader.readAsText(blob, 'GBK');
        }).catch(function (e) {
            console.error("fetch error");
            console.error(e);
        });
    }

    win.csi = setInterval(function () {
        if (en < mailids.length) {
            console.log('plan：' + mailids.length + " ，complete：" + en);
            console.log(outdata);
        } else {
            //排序
            outdata = outdata.sort(function (a, b) {
                return a.ymd > b.ymd ? 1 : -1;
            })
            console.log(outdata);
            console.log(JSON.stringify(outdata));
            clearInterval(win.csi);
        }
    }, 1000);

})()