immich/server/libs/common/src/utils/time-utils.ts

function createTimeUtils() {
  const checkValidTimestamp = (timestamp: string): boolean => {
    const parsedTimestamp = Date.parse(timestamp);

    if (isNaN(parsedTimestamp)) {
      return false;
    }

    const date = new Date(parsedTimestamp);

    if (date.getFullYear() < 1583 || date.getFullYear() > 9999) {
      return false;
    }

    return date.getFullYear() > 0;
  };

  return { checkValidTimestamp };
}

export const timeUtils = createTimeUtils();