@towns-protocol/sdk/dist/views/streams/gdmStreams.js

For more details, visit the following resources:

import { ObservableRecord } from '../../observable/observableRecord';
export class GdmStreamsView extends ObservableRecord {
    constructor() {
        super({
            makeDefault: (streamId) => ({
                streamId,
                lastEventCreatedAtEpochMs: 0n,
            }),
        });
    }
    setLastEventCreatedAtEpochMs(streamId, lastEventCreatedAtEpochMs) {
        this.set((prev) => ({
            ...prev,
            [streamId]: {
                ...(prev[streamId] ?? this.makeDefault(streamId)),
                lastEventCreatedAtEpochMs,
            },
        }));
    }
    setMetadata(streamId, metadata, eventId) {
        this.set((prev) => ({
            ...prev,
            [streamId]: {
                ...(prev[streamId] ?? this.makeDefault(streamId)),
                metadata,
                metadataEventId: eventId,
            },
        }));
    }
    setLatestMetadataEventId(streamId, eventId) {
        this.set((prev) => ({
            ...prev,
            [streamId]: {
                ...(prev[streamId] ?? this.makeDefault(streamId)),
                latestMetadataEventId: eventId,
            },
        }));
    }
}
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