@ceramicnetwork/core/lib/store/stream-state-store.js

Typescript implementation of the Ceramic protocol

import { StreamUtils } from '@ceramicnetwork/common';
import { ObjectStore } from './object-store.js';
function generateKey(object) {
    return object.toString();
}
function serialize(value) {
    return StreamUtils.serializeState(value);
}
function deserialize(serialized) {
    return StreamUtils.deserializeState(serialized);
}
export class StreamStateStore extends ObjectStore {
    constructor() {
        super(generateKey, serialize, deserialize);
        this.useCaseName = undefined;
    }
    async saveFromStreamStateHolder(streamStateHolder) {
        await this.save(streamStateHolder.id, streamStateHolder.state);
    }
    async listStoredStreamIDs(streamId, limit) {
        if (streamId == null) {
            return await this.store.findKeys({ limit });
        }
        else {
            const exists = Boolean(await this.load(streamId.baseID));
            return exists ? [streamId.toString()] : [];
        }
    }
}
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