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123 lines
4.9 KiB
123 lines
4.9 KiB
import dayjs from "dayjs";
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import timezones from "timezones-list";
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import { localeDirection, currentLocale } from "./i18n";
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/**
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* Returns the offset from UTC in hours for the current locale.
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* @returns {number} The offset from UTC in hours.
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*
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* Generated by Trelent
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*/
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function getTimezoneOffset(timeZone) {
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const now = new Date();
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const tzString = now.toLocaleString("en-US", {
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timeZone,
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});
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const localString = now.toLocaleString("en-US");
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const diff = (Date.parse(localString) - Date.parse(tzString)) / 3600000;
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const offset = diff + now.getTimezoneOffset() / 60;
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return -offset;
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}
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/**
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* Returns a list of timezones sorted by their offset from UTC.
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* @param {Object[]} timezones An array of timezone objects.
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* @returns {Object[]} A list of the given timezones sorted by their offset from UTC.
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*
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* Generated by Trelent
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*/
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export function timezoneList() {
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let result = [];
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for (let timezone of timezones) {
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try {
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let display = dayjs().tz(timezone.tzCode).format("Z");
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result.push({
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name: `(UTC${display}) ${timezone.tzCode}`,
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value: timezone.tzCode,
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time: getTimezoneOffset(timezone.tzCode),
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});
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} catch (e) {
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// Skipping not supported timezone.tzCode by dayjs
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}
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}
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result.sort((a, b) => {
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if (a.time > b.time) {
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return 1;
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}
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if (b.time > a.time) {
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return -1;
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}
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return 0;
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});
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return result;
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}
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/** Set the locale of the HTML page */
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export function setPageLocale() {
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const html = document.documentElement;
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html.setAttribute("lang", currentLocale() );
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html.setAttribute("dir", localeDirection() );
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}
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/**
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* Get the base URL
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* Mainly used for dev, because the backend and the frontend are in different ports.
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* @returns {string}
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*/
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export function getResBaseURL() {
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const env = process.env.NODE_ENV;
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if (env === "development" || localStorage.dev === "dev") {
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return location.protocol + "//" + location.hostname + ":3001";
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} else {
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return "";
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}
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}
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/**
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*
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* @param {} mqtt wheather or not the regex should take into account the fact that it is an mqtt uri
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* @returns RegExp The requested regex
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*/
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export function hostNameRegexPattern(mqtt = false) {
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// mqtt, mqtts, ws and wss schemes accepted by mqtt.js (https://github.com/mqttjs/MQTT.js/#connect)
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const mqttSchemeRegexPattern = "((mqtt|ws)s?:\\/\\/)?";
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// Source: https://digitalfortress.tech/tips/top-15-commonly-used-regex/
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const ipRegexPattern = `((^${mqtt ? mqttSchemeRegexPattern : ""}((([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])\\.){3}([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5]))$)|(^((([0-9A-Fa-f]{1,4}:){7}([0-9A-Fa-f]{1,4}|:))|(([0-9A-Fa-f]{1,4}:){6}(:[0-9A-Fa-f]{1,4}|((25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)(\\.(25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)){3})|:))|(([0-9A-Fa-f]{1,4}:){5}(((:[0-9A-Fa-f]{1,4}){1,2})|:((25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)(\\.(25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)){3})|:))|(([0-9A-Fa-f]{1,4}:){4}(((:[0-9A-Fa-f]{1,4}){1,3})|((:[0-9A-Fa-f]{1,4})?:((25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)(\\.(25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){3}(((:[0-9A-Fa-f]{1,4}){1,4})|((:[0-9A-Fa-f]{1,4}){0,2}:((25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)(\\.(25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){2}(((:[0-9A-Fa-f]{1,4}){1,5})|((:[0-9A-Fa-f]{1,4}){0,3}:((25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)(\\.(25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){1}(((:[0-9A-Fa-f]{1,4}){1,6})|((:[0-9A-Fa-f]{1,4}){0,4}:((25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)(\\.(25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)){3}))|:))|(:(((:[0-9A-Fa-f]{1,4}){1,7})|((:[0-9A-Fa-f]{1,4}){0,5}:((25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)(\\.(25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)){3}))|:)))(%.+)?$))`;
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// Source: https://stackoverflow.com/questions/106179/regular-expression-to-match-dns-hostname-or-ip-address
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const hostNameRegexPattern = `^${mqtt ? mqttSchemeRegexPattern : ""}([a-zA-Z0-9])?(([a-zA-Z0-9_]|[a-zA-Z0-9_][a-zA-Z0-9\\-_]*[a-zA-Z0-9_])\\.)*([A-Za-z0-9_]|[A-Za-z0-9_][A-Za-z0-9\\-_]*[A-Za-z0-9_])$`;
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return `${ipRegexPattern}|${hostNameRegexPattern}`;
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}
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/**
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* Get the tag color options
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* Shared between components
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* @returns {Object[]}
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*/
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export function colorOptions(self) {
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return [
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{ name: self.$t("Gray"),
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color: "#4B5563" },
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{ name: self.$t("Red"),
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color: "#DC2626" },
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{ name: self.$t("Orange"),
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color: "#D97706" },
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{ name: self.$t("Green"),
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color: "#059669" },
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{ name: self.$t("Blue"),
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color: "#2563EB" },
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{ name: self.$t("Indigo"),
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color: "#4F46E5" },
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{ name: self.$t("Purple"),
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color: "#7C3AED" },
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{ name: self.$t("Pink"),
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color: "#DB2777" },
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];
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}
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