定时任务

/**
 * 定时任务
 * 例子： dealTask(1000 * 60 * 60* 24,function(){ console.log(11) })  ; //每天固定0:00执行
 */

async function dealTask(time, task) {
    console.log(`设置了一个定时任务 time ${time}`);
    function getHMSTIme(time) {
        let hours = parseInt(`${time / (1000 * 60 * 60)}`);
        let minutes = parseInt(`${time / (1000 * 60)}`);
        let seconds = parseInt(`${time / 1000}`);
        return { hours, minutes, seconds };
    }
    function getDateTime(time) {
        let date = new Date(time);
        let day = date.getDay();
        let hours = date.getHours();
        let minutes = date.getMinutes();
        let seconds = date.getSeconds();
        return { day, hours, minutes, seconds };
    }
    let { hours, minutes, seconds } = getHMSTIme(time);
    console.log(` hours${hours} minutes${minutes} seconds${seconds}`);
    let nowTime = new Date().getTime();
    let { hours: nowHours, minutes: nowMinutes, seconds: nowSeconds } = getDateTime(nowTime);
    console.log(` nowHours${nowHours} nowMinutes${nowMinutes} nowSeconds${nowSeconds}`);
    let today = new Date();
    let setHours = hours == 0 ? nowHours : 0;
    let setMinutes = minutes == 0 ? nowMinutes : 0;
    let setSeconds = seconds == 0 ? nowSeconds : 0;
    today.setHours(setHours);
    today.setMinutes(setMinutes);
    today.setSeconds(setSeconds);
    let todayTime = today.getTime(); //获取今天凌晨时间戳
    let nextTime = todayTime + time;
    while (nextTime <= nowTime) {
        // console.log(nextTime)
        nextTime = nextTime + time;
    }
    console.log(`定位到的 nextTime ${today.getTime()} setHours${setHours} setMinutes${setMinutes} setSeconds${setSeconds}`);
    console.log("现在的时间是");
    console.log(getDateTime(nowTime));
    console.log("到下次执行任务的时间戳：" + nextTime);
    console.log(getDateTime(nextTime));
    let subTime = nextTime - nowTime;
    console.log("现在到下次执行任务的毫秒差：" + subTime);
    if (subTime >= 0) {
        console.log(`等待时间执行${subTime}`);
        await global.sleep(subTime);
        task();
    }
    setInterval(() => {
        task();
    }, time);
}