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ThreadNet-Web/apps/web/src/TimezoneHandler.ts
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Michael TelatynskiandGitHub 15c85ec50f Switch from eslint to oxlint (#34166)
* Fix type imports

* Fix jsdoc

* Fixup types

* Fix stray awaits on non-thenables

* Fixup imports

* Fix splats

* Fix this-context on callbacks

* Memoise react contexts

* Prefer find/flatMap

* Make oxlint happier about our React keys

* Avoid unsafe default function params

* Fixup jsdoc

* Fixup contexts

* Switch from eslint to oxlint

* Some oxlint-related tweaks

* Iterate

* Partial revert to defer some changes and shrink diff

* Iterate

* Add eslint-plugin-element-call and enable the copyright rule

* Set strictStorePkgContentCheck

* Iterate

* Make sonar happy

* Fix new lints
2026-07-10 09:47:41 +00:00

47 lines
1.4 KiB
TypeScript

/*
Copyright 2024 New Vector Ltd.
Copyright 2024 The Matrix.org Foundation C.I.C.
SPDX-License-Identifier: AGPL-3.0-only OR GPL-3.0-only OR LicenseRef-Element-Commercial
Please see LICENSE files in the repository root for full details.
*/
import { SettingLevel } from "./settings/SettingLevel";
import SettingsStore from "./settings/SettingsStore";
export const USER_TIMEZONE_KEY = "userTimezone";
/**
* Returning `undefined` ensure that if unset the browser default will be used in `DateTimeFormat`.
* @returns The user specified timezone or `undefined`
*/
export function getUserTimezone(): string | undefined {
const tz = SettingsStore.getValueAt(SettingLevel.DEVICE, USER_TIMEZONE_KEY);
return tz || undefined;
}
/**
* Set in the settings the given timezone
*/
export function setUserTimezone(timezone: string): Promise<void> {
return SettingsStore.setValue(USER_TIMEZONE_KEY, null, SettingLevel.DEVICE, timezone);
}
/**
* Return all the available timezones
*/
export function getAllTimezones(): string[] {
return Intl.supportedValuesOf("timeZone");
}
/**
* Return the current timezone in a short human readable way
*/
export function shortBrowserTimezone(): string {
return (
new Intl.DateTimeFormat(undefined, { timeZoneName: "short" })
.formatToParts(new Date())
.find((x) => x.type === "timeZoneName")?.value ?? "GMT"
);
}