38 lines
1 KiB
TypeScript
38 lines
1 KiB
TypeScript
// Copyright 2020 Signal Messenger, LLC
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// SPDX-License-Identifier: AGPL-3.0-only
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import type {
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CheckNetworkStatusPayloadType,
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NetworkActionType,
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} from '../state/ducks/network';
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import { getSocketStatus } from '../shims/socketStatus';
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import * as log from '../logging/log';
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import { SECOND } from '../util/durations';
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type NetworkActions = {
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checkNetworkStatus: (x: CheckNetworkStatusPayloadType) => NetworkActionType;
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closeConnectingGracePeriod: () => NetworkActionType;
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};
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export function initializeNetworkObserver(
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networkActions: NetworkActions
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): void {
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log.info('Initializing network observer');
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const refresh = () => {
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const socketStatus = getSocketStatus();
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networkActions.checkNetworkStatus({
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isOnline: navigator.onLine,
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socketStatus,
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});
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};
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window.Whisper.events.on('socketStatusChange', refresh);
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window.addEventListener('online', refresh);
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window.addEventListener('offline', refresh);
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window.setTimeout(() => {
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networkActions.closeConnectingGracePeriod();
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}, 5 * SECOND);
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}
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