110 lines
2.9 KiB
TypeScript
110 lines
2.9 KiB
TypeScript
// Copyright 2021 Signal Messenger, LLC
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// SPDX-License-Identifier: AGPL-3.0-only
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import React, { useEffect, useState } from 'react';
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import { strictAssert } from '../util/assert';
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import type { LocalizerType } from '../types/Util';
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import type { BadgeType } from '../badges/types';
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import { Modal } from './Modal';
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import { BadgeDescription } from './BadgeDescription';
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import { BadgeImage } from './BadgeImage';
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import { BadgeCarouselIndex } from './BadgeCarouselIndex';
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type PropsType = Readonly<{
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badges: ReadonlyArray<BadgeType>;
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firstName?: string;
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i18n: LocalizerType;
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onClose: () => unknown;
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title: string;
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}>;
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export function BadgeDialog(props: PropsType): null | JSX.Element {
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const { badges, onClose } = props;
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const hasBadges = badges.length > 0;
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useEffect(() => {
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if (!hasBadges) {
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onClose();
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}
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}, [hasBadges, onClose]);
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return hasBadges ? <BadgeDialogWithBadges {...props} /> : null;
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}
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function BadgeDialogWithBadges({
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badges,
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firstName,
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i18n,
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onClose,
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title,
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}: PropsType): JSX.Element {
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const firstBadge = badges[0];
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strictAssert(
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firstBadge,
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'<BadgeDialogWithBadges> got an empty array of badges'
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);
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const [currentBadgeId, setCurrentBadgeId] = useState(firstBadge.id);
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let currentBadge: BadgeType;
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let currentBadgeIndex: number = badges.findIndex(
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b => b.id === currentBadgeId
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);
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if (currentBadgeIndex === -1) {
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currentBadgeIndex = 0;
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currentBadge = firstBadge;
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} else {
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currentBadge = badges[currentBadgeIndex];
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}
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const setCurrentBadgeIndex = (index: number): void => {
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const newBadge = badges[index];
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strictAssert(newBadge, '<BadgeDialog> tried to select a nonexistent badge');
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setCurrentBadgeId(newBadge.id);
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};
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const navigate = (change: number): void => {
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setCurrentBadgeIndex(currentBadgeIndex + change);
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};
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return (
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<Modal
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hasXButton
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moduleClassName="BadgeDialog"
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i18n={i18n}
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onClose={onClose}
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>
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<button
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aria-label={i18n('previous')}
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className="BadgeDialog__nav BadgeDialog__nav--previous"
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disabled={currentBadgeIndex === 0}
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onClick={() => navigate(-1)}
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type="button"
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/>
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<div className="BadgeDialog__main">
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<BadgeImage badge={currentBadge} size={200} />
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<div className="BadgeDialog__name">{currentBadge.name}</div>
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<div className="BadgeDialog__description">
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<BadgeDescription
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firstName={firstName}
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template={currentBadge.descriptionTemplate}
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title={title}
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/>
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</div>
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<BadgeCarouselIndex
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currentIndex={currentBadgeIndex}
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totalCount={badges.length}
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/>
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</div>
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<button
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aria-label={i18n('next')}
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className="BadgeDialog__nav BadgeDialog__nav--next"
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disabled={currentBadgeIndex === badges.length - 1}
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onClick={() => navigate(1)}
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type="button"
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/>
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</Modal>
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);
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}
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