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46 lines
1.6 KiB
TypeScript
46 lines
1.6 KiB
TypeScript
// TODO legacy messages support will be removed in a future release
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import { ProtobufUtils, SignalService } from '../../protobuf';
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import { ReleasedFeatures } from '../../util/releaseFeature';
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import { DisappearingMessageConversationModeType } from './types';
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export function isLegacyDisappearingModeEnabled(
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expirationMode: DisappearingMessageConversationModeType | undefined
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): boolean {
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return Boolean(
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expirationMode &&
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expirationMode !== 'off' &&
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!ReleasedFeatures.isDisappearMessageV2FeatureReleasedCached()
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);
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}
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export function checkIsLegacyDisappearingDataMessage(
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couldBeLegacyContent: boolean,
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dataMessage: SignalService.DataMessage
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): boolean {
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return (
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couldBeLegacyContent &&
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ProtobufUtils.hasDefinedProperty(dataMessage, 'expireTimer') &&
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dataMessage.expireTimer > -1
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);
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}
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function contentHasTimerProp(contentMessage: SignalService.Content) {
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return ProtobufUtils.hasDefinedProperty(contentMessage, 'expirationTimer');
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}
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function contentHasTypeProp(contentMessage: SignalService.Content) {
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return ProtobufUtils.hasDefinedProperty(contentMessage, 'expirationType');
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}
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/** Use this to check for legacy disappearing messages where the expirationType and expireTimer should be undefined on the ContentMessage */
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export function couldBeLegacyDisappearingMessageContent(
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contentMessage: SignalService.Content
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): boolean {
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const couldBe =
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(contentMessage.expirationType === SignalService.Content.ExpirationType.UNKNOWN ||
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ReleasedFeatures.isDisappearMessageV2FeatureReleasedCached()) &&
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!contentHasTypeProp(contentMessage) &&
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!contentHasTimerProp(contentMessage);
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return couldBe;
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}
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