intervalToDuration.js 2.4 KB

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  1. "use strict";
  2. exports.intervalToDuration = intervalToDuration;
  3. var _index = require("./add.js");
  4. var _index2 = require("./differenceInDays.js");
  5. var _index3 = require("./differenceInHours.js");
  6. var _index4 = require("./differenceInMinutes.js");
  7. var _index5 = require("./differenceInMonths.js");
  8. var _index6 = require("./differenceInSeconds.js");
  9. var _index7 = require("./differenceInYears.js");
  10. var _index8 = require("./toDate.js");
  11. /**
  12. * @name intervalToDuration
  13. * @category Common Helpers
  14. * @summary Convert interval to duration
  15. *
  16. * @description
  17. * Convert a interval object to a duration object.
  18. *
  19. * @typeParam DateType - The `Date` type, the function operates on. Gets inferred from passed arguments. Allows to use extensions like [`UTCDate`](https://github.com/date-fns/utc).
  20. *
  21. * @param interval - The interval to convert to duration
  22. *
  23. * @returns The duration object
  24. *
  25. * @example
  26. * // Get the duration between January 15, 1929 and April 4, 1968.
  27. * intervalToDuration({
  28. * start: new Date(1929, 0, 15, 12, 0, 0),
  29. * end: new Date(1968, 3, 4, 19, 5, 0)
  30. * })
  31. * // => { years: 39, months: 2, days: 20, hours: 7, minutes: 5, seconds: 0 }
  32. */
  33. function intervalToDuration(interval) {
  34. const start = (0, _index8.toDate)(interval.start);
  35. const end = (0, _index8.toDate)(interval.end);
  36. const duration = {};
  37. const years = (0, _index7.differenceInYears)(end, start);
  38. if (years) duration.years = years;
  39. const remainingMonths = (0, _index.add)(start, { years: duration.years });
  40. const months = (0, _index5.differenceInMonths)(end, remainingMonths);
  41. if (months) duration.months = months;
  42. const remainingDays = (0, _index.add)(remainingMonths, {
  43. months: duration.months,
  44. });
  45. const days = (0, _index2.differenceInDays)(end, remainingDays);
  46. if (days) duration.days = days;
  47. const remainingHours = (0, _index.add)(remainingDays, {
  48. days: duration.days,
  49. });
  50. const hours = (0, _index3.differenceInHours)(end, remainingHours);
  51. if (hours) duration.hours = hours;
  52. const remainingMinutes = (0, _index.add)(remainingHours, {
  53. hours: duration.hours,
  54. });
  55. const minutes = (0, _index4.differenceInMinutes)(end, remainingMinutes);
  56. if (minutes) duration.minutes = minutes;
  57. const remainingSeconds = (0, _index.add)(remainingMinutes, {
  58. minutes: duration.minutes,
  59. });
  60. const seconds = (0, _index6.differenceInSeconds)(end, remainingSeconds);
  61. if (seconds) duration.seconds = seconds;
  62. return duration;
  63. }