// 获取文件类型
var type = function (e) {
    if (e) {
        var array = e.split(".")
        return array[array.length - 1]
    }
}
// 获取文件大小
var size = function (e) {
    if (e) {
        var kb = (e / 1024).toFixed(2)
        kb = Number(kb)
        if (kb > 1024) {
            var mb = kb / 1024
            return mb.toFixed(2) + M
        } else {
            return kb + 'Kb'
        }
    }
}
// 获取文件上传时间
var icon = function (e) {
    if (e) {
        var array = e.split(".")
        if (array[array.length - 1] == 'doc' || array[array.length - 1] == 'docx') {
            return '../../../../icon/zzdy/word.png'
        } else if (array[array.length - 1] == 'pdf') {
            return '../../../../icon/zzdy/pdf.png'
        } else if (array[array.length - 1] == 'xls' || array[array.length - 1] == 'xlsx') {
            return '../../../../icon/zzdy/xls.png'
        } else {
            return '../../../../icon/zzdy/jpg.png'
        }
    }
}

module.exports = {
    type: type,
    size: size,
    icon: icon
}