"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.formatCountdown = formatCountdown;
exports.formatTimeStr = formatTimeStr;

var _slicedToArray2 = _interopRequireDefault(require("@babel/runtime/helpers/slicedToArray"));

var _padStart = _interopRequireDefault(require("lodash/padStart"));

// Countdown
var timeUnits = [['Y', 1000 * 60 * 60 * 24 * 365], // years
['M', 1000 * 60 * 60 * 24 * 30], // months
['D', 1000 * 60 * 60 * 24], // days
['H', 1000 * 60 * 60], // hours
['m', 1000 * 60], // minutes
['s', 1000], // seconds
['S', 1] // million seconds
];

function formatTimeStr(duration, format) {
  var leftDuration = duration;
  var escapeRegex = /\[[^\]]*]/g;
  var keepList = (format.match(escapeRegex) || []).map(function (str) {
    return str.slice(1, -1);
  });
  var templateText = format.replace(escapeRegex, '[]');
  var replacedText = timeUnits.reduce(function (current, _ref) {
    var _ref2 = (0, _slicedToArray2.default)(_ref, 2),
        name = _ref2[0],
        unit = _ref2[1];

    if (current.indexOf(name) !== -1) {
      var value = Math.floor(leftDuration / unit);
      leftDuration -= value * unit;
      return current.replace(new RegExp("".concat(name, "+"), 'g'), function (match) {
        var len = match.length;
        return (0, _padStart.default)(value.toString(), len, '0');
      });
    }

    return current;
  }, templateText);
  var index = 0;
  return replacedText.replace(escapeRegex, function () {
    var match = keepList[index];
    index += 1;
    return match;
  });
}

function formatCountdown(value, config) {
  var _config$format = config.format,
      format = _config$format === void 0 ? '' : _config$format;
  var target = new Date(value).getTime();
  var current = Date.now();
  var diff = Math.max(target - current, 0);
  return formatTimeStr(diff, format);
}