72 lines
1.7 KiB
TypeScript
72 lines
1.7 KiB
TypeScript
// Copyright 2022 Signal Messenger, LLC
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// SPDX-License-Identifier: AGPL-3.0-only
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import type { KeyboardEvent } from 'react';
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import React, { useState } from 'react';
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import classNames from 'classnames';
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import { assert } from '../util/assert';
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import { getClassNamesFor } from '../util/getClassNamesFor';
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type Tab = {
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id: string;
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label: string;
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};
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export type TabsOptionsType = {
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initialSelectedTab?: string;
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moduleClassName?: string;
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onTabChange?: (selectedTab: string) => unknown;
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tabs: Array<Tab>;
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};
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export function useTabs({
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initialSelectedTab,
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moduleClassName,
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onTabChange,
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tabs,
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}: TabsOptionsType): {
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selectedTab: string;
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tabsHeaderElement: JSX.Element;
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} {
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assert(tabs.length, 'Tabs needs more than 1 tab present');
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const getClassName = getClassNamesFor('Tabs', moduleClassName);
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const [selectedTab, setSelectedTab] = useState<string>(
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initialSelectedTab || tabs[0].id
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);
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const tabsHeaderElement = (
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<div className={getClassName('')}>
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{tabs.map(({ id, label }) => (
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<div
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className={classNames(
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getClassName('__tab'),
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selectedTab === id && getClassName('__tab--selected')
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)}
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key={id}
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onClick={() => {
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setSelectedTab(id);
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onTabChange?.(id);
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}}
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onKeyUp={(e: KeyboardEvent) => {
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if (e.target === e.currentTarget && e.keyCode === 13) {
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setSelectedTab(id);
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e.preventDefault();
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e.stopPropagation();
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}
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}}
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role="tab"
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tabIndex={0}
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>
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{label}
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</div>
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))}
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</div>
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);
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return {
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selectedTab,
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tabsHeaderElement,
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};
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}
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