timezone-codes/dist/index.js

[DEPRECATED] A comprehensive, typed dataset of IANA timezone identifiers with metadata.

'use strict';

var fs = require('fs');
var path = require('path');
var url = require('url');

var _documentCurrentScript = typeof document !== 'undefined' ? document.currentScript : null;
// src/index.ts
var __dirname$1 = url.fileURLToPath(new URL(".", (typeof document === 'undefined' ? require('u' + 'rl').pathToFileURL(__filename).href : (_documentCurrentScript && _documentCurrentScript.tagName.toUpperCase() === 'SCRIPT' && _documentCurrentScript.src || new URL('index.js', document.baseURI).href))));
var timezonesData = JSON.parse(
  fs.readFileSync(path.join(__dirname$1, "data", "timezones.json"), "utf-8")
);
var timezones = Object.freeze(timezonesData.timezones);
function getTimezoneByName(name) {
  if (!name) return void 0;
  return timezones.find((tz) => tz.name === name);
}
function getTimezonesByRegion(region) {
  if (!region) return [];
  const normalizedRegion = region.toLowerCase();
  return timezones.filter((tz) => tz.region.toLowerCase() === normalizedRegion);
}
function getStandardUtcOffset(name) {
  if (!name) return void 0;
  return getTimezoneByName(name)?.standardUtcOffset;
}
function isValidTimezoneName(name) {
  if (!name) return false;
  return timezones.some((tz) => tz.name === name);
}
async function getCurrentTimezoneDetails(name) {
  if (!name || !isValidTimezoneName(name)) return void 0;
  try {
    const date = /* @__PURE__ */ new Date();
    const formatter = new Intl.DateTimeFormat("en-US", {
      timeZone: name,
      timeZoneName: "shortOffset"
    });
    const parts = formatter.formatToParts(date);
    const offsetPart = parts.find((part) => part.type === "timeZoneName");
    const offset = offsetPart?.value || "";
    const shortFormatter = new Intl.DateTimeFormat("en-US", {
      timeZone: name,
      timeZoneName: "short"
    });
    const shortParts = shortFormatter.formatToParts(date);
    const abbreviationPart = shortParts.find((part) => part.type === "timeZoneName");
    const abbreviation = abbreviationPart?.value || "";
    return {
      currentUtcOffset: offset,
      currentAbbreviation: abbreviation
    };
  } catch (error) {
    return void 0;
  }
}

exports.getCurrentTimezoneDetails = getCurrentTimezoneDetails;
exports.getStandardUtcOffset = getStandardUtcOffset;
exports.getTimezoneByName = getTimezoneByName;
exports.getTimezonesByRegion = getTimezonesByRegion;
exports.isValidTimezoneName = isValidTimezoneName;
exports.timezones = timezones;
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