buildTimeValue.js 1.1 KB

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  1. "use strict";
  2. Object.defineProperty(exports, "__esModule", {
  3. value: true
  4. });
  5. exports.buildTimeValue = buildTimeValue;
  6. function buildTimeValue(value) {
  7. const onlyDigitsValue = value.replace(/\D/g, '');
  8. if (onlyDigitsValue.length < 2) {
  9. return value;
  10. }
  11. const firstDigit = parseInt(onlyDigitsValue[0], 10);
  12. const secondDigit = parseInt(onlyDigitsValue[1], 10);
  13. if (firstDigit >= 3 || firstDigit === 2 && secondDigit >= 4) {
  14. let index;
  15. if (firstDigit >= 3) {
  16. index = 1;
  17. } else {
  18. index = 2;
  19. }
  20. return build(onlyDigitsValue, index);
  21. }
  22. if (value.length === 2) {
  23. return value;
  24. }
  25. return build(onlyDigitsValue, 2);
  26. }
  27. function build(onlyDigitsValue, index) {
  28. const hours = onlyDigitsValue.slice(0, index);
  29. const validHours = Math.min(parseInt(hours, 10), 23);
  30. const minuteCharacters = onlyDigitsValue.slice(index);
  31. const parsedMinutes = parseInt(minuteCharacters, 10);
  32. const validMinutes = Math.min(parsedMinutes, 59);
  33. return `${validHours.toString().padStart(2, '0')}:${validMinutes.toString().padStart(2, '0')}`;
  34. }