/*
* 公共方法
*
*/
import moment from 'moment';

const base64ToFile = (dataurl, filename = 'file') => {
  let arr = dataurl.split(',')
  let mime = arr[0].match(/:(.*?);/)[1]
  let suffix = mime.split('/')[1]
  let bstr = atob(arr[1])
  let n = bstr.length
  let u8arr = new Uint8Array(n)
  while (n--) {
    u8arr[n] = bstr.charCodeAt(n)
  }
  return new File([u8arr], `${filename}.${suffix}`, {
    type: mime
  })

}
const toast = (msg,time,callback) => {
	uni.showToast({
		icon: "none",
		title: msg,
		duration: time||1500,
		success:function(res){
			if(callback && typeof(callback)=='function'){
				console.log(callback)
				callback()
			}
		}
	})
}
// 转换日期为日月
const formatDateToMonthDay = (dateString) => {
  const month = moment(dateString).format('MM')
  const day = moment(dateString).format('DD')
  return `${month}月${day}日`;
}
// 比较当前时间是否在活动期间 在true 不在false
const isCurrentTimeBetween = (startTime, endTime) => {
  let that = this
  const now = moment().valueOf()
  const start = moment(startTime).valueOf();
  const end = moment(endTime).valueOf();
  return now < start || now > end;
}
// 验证是否填写的是中文
const isOnlyChinese = (str)=>{
  const chineseRegex = /^[\u4e00-\u9fa5]+$/;
  return chineseRegex.test(str);
}

// 验证是否为空
const isNull = (p)=>{
	return p == '' || p == undefined || p == null || p == 'undefined' || p == 'null';
}

// 验证手机号
const isMobile = (phoneNumber) => {
  const regex = /^1[3-9]\d{9}$/;
  return regex.test(phoneNumber);
}


export {
  base64ToFile,
  toast,
  formatDateToMonthDay,
  isCurrentTimeBetween,
  isOnlyChinese,
  isNull,
  isMobile
}