var formatNumber = function (n) {
    n = n.toString()
    return n[1] ? n : '0' + n
}
/**
 * 将时间戳(1570550400)格式转为 yyyy-MM-dd格式
 */
//时间戳转时间
function formatDate(time, flag) {
    if (!time) {
        return
    }
    var time = time * 1
    var t = getDate(time);
    var tf = function (i) {
        return (i < 10 ? '0' : '') + i
    };
    var year = t.getFullYear();
    var month = tf(t.getMonth() + 1);
    var day = tf(t.getDate());
    var hour = tf(t.getHours());
    var minute = tf(t.getMinutes());
    if (flag == 1) {
        return month + '月' + day + '日' + ' ' + hour + ':' + minute;
    } else if (flag == 2) {
        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 gradeFilter(grade) {
    if (!grade) {
        return '暂无'
    }
    var 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]
}
// 数字满万补w
function numFilter(num) {
    if (!num || num < 10000) {
        return num
    }
    return Math.floor(num / 100) / 100 + 'w'
}
module.exports = {
    formatDate: formatDate,
    gradeFilter: gradeFilter,
    numFilter: numFilter
}