// set function parseTime,formatTime to filter
export { parseTime, formatTime } from '@/utils'

function pluralize(time, label) {
  if (time == 1) {
    return time + label
  }
  return time + label + 's'
}

export function timeAgo(time) {
  const between = Date.now() / 1000 - Number(time)
  if (between < 3600) {
    return pluralize(~~(between / 60), ' minute')
  } else if (between < 86400) {
    return pluralize(~~(between / 3600), ' hour')
  } else {
    return pluralize(~~(between / 86400), ' day')
  }
}

// 时间戳过滤器
export function formatDate(value) {
    if (!value){
        return "---"
    }else{
        let date = new Date(value);
        let month =  (date.getMonth()+1 < 10 ? '0'+(date.getMonth()+1) : date.getMonth()+1);
        let day =  (date.getDate()+1 < 10 ? '0'+(date.getDate()) : date.getDate());
        let hours = date.getHours();
        if (hours < 10)
            hours = "0" + hours;
        let minutes = date.getMinutes();
        if (minutes < 10)
            minutes = "0" + minutes;
        let time = date.getFullYear() + "-" + month + "-" + day +
            " " + hours +":"  +  minutes ;
        // + hours + ":" + minutes
        return time;
    }
}

/* 数字 格式化*/
export function numberFormatter(num, digits) {
  const si = [
    { value: 1E18, symbol: 'E' },
    { value: 1E15, symbol: 'P' },
    { value: 1E12, symbol: 'T' },
    { value: 1E9, symbol: 'G' },
    { value: 1E6, symbol: 'M' },
    { value: 1E3, symbol: 'k' }
  ]
  for (let i = 0; i < si.length; i++) {
    if (num >= si[i].value) {
      return (num / si[i].value + 0.1).toFixed(digits).replace(/\.0+$|(\.[0-9]*[1-9])0+$/, '$1') + si[i].symbol
    }
  }
  return num.toString()
}

export function toThousandFilter(num) {
  return (+num || 0).toString().replace(/^-?\d+/g, m => m.replace(/(?=(?!\b)(\d{3})+$)/g, ','))
}