(function () {
    const seclist = [21600, 25200, 28800, 43200, 64800, 72000, 79200]

    function intime(t) {
        var ret = false;
        seclist.forEach(element => {
            console.log(element)
            a = t - element
            if (a <= 3 && a >= 1) {
                ret = true;
            }
        })
        return ret;
    }

    function gett(d) {
        var hour = d.getHours();
        var min = d.getMinutes();
        var sec = d.getSeconds();
        return hour * 3600 + min * 60 + sec;
    }

    window.onload = () => {

        console.log("插件加载成功!");
        var S = document.querySelectorAll('button[type=submit]')[0];
        var div = document.createElement('div');
        var x = document.createElement("input");
        var l = document.createElement("label");
        div.appendChild(x);
        div.appendChild(l);
        x.setAttribute("type", "checkbox");
        l.innerHTML = "延时提交";
        S.parentNode.prepend(div)
        setInterval(function () {
            t = gett(new Date())
            console.log(t, intime(t), x.checked);
            if (x.checked && intime(t)) {
                console.log('right time');
                S.click();
            }
        }, 500);

    }
})();