smarttime/ts/smarttime.units.ts

export let units = {
  years: (timesArg = 1): number => {
    return timesArg * 3.154e10;
  },
  months: (timesArg = 1): number => {
    return timesArg * 2.628e9;
  },
  weeks: (timesArg = 1) => {
    return timesArg * 6.048e8;
  },
  days: (timesArg = 1) => {
    return timesArg * 8.64e7;
  },
  hours: (timesArg = 1) => {
    return timesArg * 3.6e6;
  },
  minutes: (timesArg = 1) => {
    return timesArg * 60000;
  }
};

export interface IUnitCombinationArg {
  years?: number;
  months?: number;
  weeks?: number;
  days?: number;
  hours?: number;
  minutes?: number;
}

export let getMilliSecondsFromUnits = (combinationArg: IUnitCombinationArg) => {
  let timeInMilliseconds = 0;
  let addMilliSeconds = milliSecondsArg => {
    timeInMilliseconds = timeInMilliseconds + milliSecondsArg;
  };
  if (combinationArg.years) {
    addMilliSeconds(units.years(combinationArg.years));
  }
  if (combinationArg.months) {
    addMilliSeconds(units.months(combinationArg.months));
  }
  if (combinationArg.weeks) {
    addMilliSeconds(units.weeks(combinationArg.weeks));
  }
  if (combinationArg.days) {
    addMilliSeconds(units.days(combinationArg.days));
  }
  if (combinationArg.hours) {
    addMilliSeconds(units.hours(combinationArg.hours));
  }
  if (combinationArg.minutes) {
    addMilliSeconds(units.minutes(combinationArg.minutes));
  }

  return timeInMilliseconds;
};