reader/utils/util.js

const formatTime = date => {
    console.log(date);
    const day = parseInt(date / 1000 / 60 / 60 / 24);
    const hour = parseInt(date / 1000 / 60 / 60 % 24);
    const minute = parseInt(date / 1000 / 60 % 60);
    const arr = [hour, minute].map(formatNumber);
    arr.unshift(day);
    return arr
}
const lastHours = date => {
    let h = parseInt((date % (1000 * 60 * 60 * 72)) / (1000 * 60 * 60));
    let m = parseInt((date % (1000 * 60 * 60)) / (1000 * 60));
    return h + '小时' + m + '分'
}
const addThreeYears = date => {
    // const t = date + (31536000000 * 3)
    const t = date
    return formatDate(t, 4)
}
const lastHoursInGroup = date => {
    // const temp = [];
    let h = parseInt((date % (1000 * 60 * 60 * 72)) / (1000 * 60 * 60));
    let m = parseInt((date % (1000 * 60 * 60)) / (1000 * 60));
    return [h.toString(), m.toString()]
}
const formatNumber = n => {
    n = n.toString()
    return n[1] ? n : '0' + n
}
//时间戳转时间
function formatDate(time, flag) {
    const t = new Date(time);
    const tf = function (i) {
        return (i < 10 ? '0' : '') + i
    };
    const year = t.getFullYear();
    const month = tf(t.getMonth() + 1);
    const day = tf(t.getDate());
    const hour = tf(t.getHours());
    const minute = tf(t.getMinutes());
    //console.log( month + '月' + day + '日' + hour + ':' + minute);
    if (flag == 1) {
        return month + '月' + day + '日' + ' ' + hour + ':' + minute;
    } else if (flag == 2) {
        console.log(year, month, day)
        return year + '-' + month + '-' + day
    } else if (flag == 3) {
        return month + '-' + day + ' ' + hour + ':' + minute;
    } else if (flag == 4) {
        return year + '年' + month + '月' + day + '日';
    } else if (flag == 5) {
        return day.toString().substring(1, 2)
    } else if (flag == 6) {
        return month + '.' + day;
    }
}

function GetQueryString(str, name) {
    var reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)");
    var r = str.match(reg);
    if (r != null) return unescape(r[2]);
    return null;
}

function gradeFilter(grade) {
    console.log(grade);
    let gradeObj = {
        "PRIMARY_FIRST_GRADE": "一年级",
        "PRIMARY_SECOND_GRADE": "二年级",
        "PRIMARY_THREE_GRADE": "三年级",
        "PRIMARY_SENIOR_GRADE": "四年级",
        "PRESCHOOL": "学前班",
    }
    return gradeObj[grade]
}
module.exports = {
    formatTime: formatTime,
    formatDate,
    GetQueryString,
    lastHours,
    lastHoursInGroup,
    addThreeYears,
    gradeFilter
}