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import dayjs from "dayjs";
import { getTimeZones } from "@vvo/tzdb";
import { localeDirection, currentLocale } from "./i18n";
import { POSITION } from "vue-toastification";
/**
* Returns the offset from UTC in hours for the current locale.
* @param {string} timeZone Timezone to get offset for
* @returns {number} The offset from UTC in hours.
*
* Generated by Trelent
*/
function getTimezoneOffset(timeZone) {
const now = new Date();
const tzString = now.toLocaleString("en-US", {
timeZone,
});
const localString = now.toLocaleString("en-US");
const diff = (Date.parse(localString) - Date.parse(tzString)) / 3600000;
const offset = diff + now.getTimezoneOffset() / 60;
return -offset;
}
/**
* Returns a list of timezones sorted by their offset from UTC.
* @returns {object[]} A list of the given timezones sorted by their offset from UTC.
*
* Generated by Trelent
*/
export function timezoneList() {
let result = [];
const timeZones = getTimeZones();
for (let timezone of timeZones) {
try {
let display = dayjs().tz(timezone.name).format("Z");
result.push({
name: `(UTC${display}) ${timezone.name}`,
value: timezone.name,
time: getTimezoneOffset(timezone.name),
});
} catch (e) {
// Skipping not supported timezone.name by dayjs
}
}
result.sort((a, b) => {
if (a.time > b.time) {
return 1;
}
if (b.time > a.time) {
return -1;
}
return 0;
});
return result;
}
/**
* Set the locale of the HTML page
* @returns {void}
*/
export function setPageLocale() {
const html = document.documentElement;
html.setAttribute("lang", currentLocale() );
html.setAttribute("dir", localeDirection() );
}
/**
* Get the base URL
* Mainly used for dev, because the backend and the frontend are in different ports.
* @returns {string} Base URL
*/
export function getResBaseURL() {
const env = process.env.NODE_ENV;
if (env === "development" && isDevContainer()) {
return location.protocol + "//" + getDevContainerServerHostname();
} else if (env === "development" || localStorage.dev === "dev") {
return location.protocol + "//" + location.hostname + ":3001";
} else {
return "";
}
}
/**
* Are we currently running in a dev container?
* @returns {boolean} Running in dev container?
*/
export function isDevContainer() {
// eslint-disable-next-line no-undef
return (typeof DEVCONTAINER === "string" && DEVCONTAINER === "1");
}
/**
* Supports GitHub Codespaces only currently
* @returns {string} Dev container server hostname
*/
export function getDevContainerServerHostname() {
if (!isDevContainer()) {
return "";
}
// eslint-disable-next-line no-undef
return CODESPACE_NAME + "-3001." + GITHUB_CODESPACES_PORT_FORWARDING_DOMAIN;
}
/**
* Regex pattern fr identifying hostnames and IP addresses
* @param {boolean} mqtt whether or not the regex should take into
* account the fact that it is an mqtt uri
* @returns {RegExp} The requested regex
*/
export function hostNameRegexPattern(mqtt = false) {
// mqtt, mqtts, ws and wss schemes accepted by mqtt.js (https://github.com/mqttjs/MQTT.js/#connect)
const mqttSchemeRegexPattern = "((mqtt|ws)s?:\\/\\/)?";
// Source: https://digitalfortress.tech/tips/top-15-commonly-used-regex/
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]))$)|(^((([0-9A-Fa-f]{1,4}:){7}([0-9A-Fa-f]{1,4}|:))|(([0-9A-Fa-f]{1,4}:){6}(:[0-9A-Fa-f]{1,4}|((25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)(\\.(25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)){3})|:))|(([0-9A-Fa-f]{1,4}:){5}(((:[0-9A-Fa-f]{1,4}){1,2})|:((25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)(\\.(25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)){3})|:))|(([0-9A-Fa-f]{1,4}:){4}(((:[0-9A-Fa-f]{1,4}){1,3})|((:[0-9A-Fa-f]{1,4})?:((25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)(\\.(25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){3}(((:[0-9A-Fa-f]{1,4}){1,4})|((:[0-9A-Fa-f]{1,4}){0,2}:((25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)(\\.(25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){2}(((:[0-9A-Fa-f]{1,4}){1,5})|((:[0-9A-Fa-f]{1,4}){0,3}:((25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)(\\.(25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){1}(((:[0-9A-Fa-f]{1,4}){1,6})|((:[0-9A-Fa-f]{1,4}){0,4}:((25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)(\\.(25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)){3}))|:))|(:(((:[0-9A-Fa-f]{1,4}){1,7})|((:[0-9A-Fa-f]{1,4}){0,5}:((25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)(\\.(25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)){3}))|:)))(%.+)?$))`;
// Source: https://stackoverflow.com/questions/106179/regular-expression-to-match-dns-hostname-or-ip-address
const hostNameRegexPattern = `^${mqtt ? mqttSchemeRegexPattern : ""}([a-zA-Z0-9])?(([a-zA-Z0-9_]|[a-zA-Z0-9_][a-zA-Z0-9\\-_]*[a-zA-Z0-9_])\\.)*([A-Za-z0-9_]|[A-Za-z0-9_][A-Za-z0-9\\-_]*[A-Za-z0-9_])(\\.)?$`;
return `${ipRegexPattern}|${hostNameRegexPattern}`;
}
/**
* Get the tag color options
* Shared between components
* @param {any} self Component
* @returns {object[]} Colour options
*/
export function colorOptions(self) {
return [
{ name: self.$t("Gray"),
color: "#4B5563" },
{ name: self.$t("Red"),
color: "#DC2626" },
{ name: self.$t("Orange"),
color: "#D97706" },
{ name: self.$t("Green"),
color: "#059669" },
{ name: self.$t("Blue"),
color: "#2563EB" },
{ name: self.$t("Indigo"),
color: "#4F46E5" },
{ name: self.$t("Purple"),
color: "#7C3AED" },
{ name: self.$t("Pink"),
color: "#DB2777" },
];
}
/**
* Loads the toast timeout settings from storage.
* @returns {object} The toast plugin options object.
*/
export function loadToastSettings() {
return {
position: POSITION.BOTTOM_RIGHT,
containerClassName: "toast-container mb-5",
showCloseButtonOnHover: true,
filterBeforeCreate: (toast, toasts) => {
if (toast.timeout === 0) {
return false;
} else {
return toast;
}
},
};
}
/**
* Get timeout for success toasts
* @returns {(number|boolean)} Timeout in ms. If false timeout disabled.
*/
export function getToastSuccessTimeout() {
let successTimeout = 20000;
if (localStorage.toastSuccessTimeout !== undefined) {
const parsedTimeout = parseInt(localStorage.toastSuccessTimeout);
if (parsedTimeout != null && !Number.isNaN(parsedTimeout)) {
successTimeout = parsedTimeout;
}
}
if (successTimeout === -1) {
successTimeout = false;
}
return successTimeout;
}
/**
* Get timeout for error toasts
* @returns {(number|boolean)} Timeout in ms. If false timeout disabled.
*/
export function getToastErrorTimeout() {
let errorTimeout = -1;
if (localStorage.toastErrorTimeout !== undefined) {
const parsedTimeout = parseInt(localStorage.toastErrorTimeout);
if (parsedTimeout != null && !Number.isNaN(parsedTimeout)) {
errorTimeout = parsedTimeout;
}
}
if (errorTimeout === -1) {
errorTimeout = false;
}
return errorTimeout;
}
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