t-comm/lib/time/countdown.js

专业、稳定、纯粹的工具库

'use strict';

Object.defineProperty(exports, '__esModule', { value: true });

/**
 * 将毫秒数time转化为倒计时
 * @param time 倒计时时间，毫秒单位
 * @param format 倒计时格式化字符串，例如：dd天hh小时mm分ss秒SSS毫秒，hh:mm:ss.SSS，hh:mm:ss
 * @example
 * ```ts
 * transformTime(1000, 'hh:mm:ss')
 * ```
 */
function transformTime(time, format) {
  var days = Math.floor(time / 86400000); // 日
  var hours = Math.floor(time % 86400000 / 3600000); // 小时
  var minutes = Math.floor(time % 3600000 / 60000); // 分
  var seconds = Math.floor(time % 60000 / 1000); // 秒
  var milliseconds = Math.floor(time % 1000); // 毫秒
  var obj = {
    'd+': days,
    'D+': days,
    'h+': hours,
    'H+': hours,
    'm+': minutes,
    'M+': minutes,
    's+': seconds,
    'S+': milliseconds
  };
  var timeData = {
    days: days,
    hours: hours,
    minutes: minutes,
    seconds: seconds,
    milliseconds: milliseconds
  };
  var timeList = [];
  var timeText = format;
  var _loop_1 = function _loop_1(prop) {
    var regex = new RegExp("(".concat(prop, ")"));
    var matchResult = regex.exec(timeText);
    if (matchResult) {
      timeText = timeText.replace(matchResult[1], function (match, offset, source) {
        var numStr = "".concat(obj[prop]);
        var digit = numStr;
        if (match.length > 1) {
          digit = (match.replace(new RegExp(match[0], 'g'), '0') + numStr).substring(numStr.length);
        }
        var unit = source.substr(offset + match.length);
        var last = timeList[timeList.length - 1];
        if (last) {
          var index = last.unit.indexOf(match);
          if (index !== -1) {
            last.unit = last.unit.substring(0, index);
          }
        }
        timeList.push({
          digit: digit,
          unit: unit,
          match: match
        });
        return digit;
      });
    }
  };
  // eslint-disable-next-line no-restricted-syntax
  for (var prop in obj) {
    _loop_1(prop);
  }
  return {
    timeText: timeText,
    timeList: timeList,
    timeData: timeData
  };
}

exports.transformTime = transformTime;