32 lines
705 B
TypeScript
32 lines
705 B
TypeScript
// Copyright 2021 Signal Messenger, LLC
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// SPDX-License-Identifier: AGPL-3.0-only
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import { debounce } from 'lodash';
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let receivedAtCounter: number | undefined;
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export function incrementMessageCounter(): number {
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if (!receivedAtCounter) {
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receivedAtCounter =
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Number(localStorage.getItem('lastReceivedAtCounter')) || Date.now();
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}
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receivedAtCounter += 1;
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debouncedUpdateLastReceivedAt();
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return receivedAtCounter;
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}
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export function flushMessageCounter(): void {
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debouncedUpdateLastReceivedAt.flush();
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}
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const debouncedUpdateLastReceivedAt = debounce(
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() => {
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localStorage.setItem('lastReceivedAtCounter', String(receivedAtCounter));
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},
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25,
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{
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maxWait: 25,
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}
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);
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