import type { AtribRecord } from './types.js';
/**
 * Inclusion proof bundle returned by the log's submission API per spec §2.6.2.
 *
 * Field names are snake_case to match the on-wire JSON exactly. Earlier
 * versions of this interface used camelCase (`logIndex`, `inclusionProof`)
 * which did not match the spec; the cast was opaque so nothing crashed,
 * but `@atrib/verify`'s `GraphNode.log_index` already used snake_case,
 * leaving the two packages disagreeing with each other. Both now match
 * the spec.
 */
export interface ProofBundle {
    /** Zero-based index of the entry in the log (§2.6.2). */
    log_index: number;
    /** Signed checkpoint at the time of submission (§2.4 signed note format). */
    checkpoint: string;
    /** Sibling hashes from leaf to root, base64-encoded (§2.6.2). */
    inclusion_proof: string[];
    /** SHA-256(0x00 || entry_bytes), base64-encoded (§2.3.2). */
    leaf_hash: string;
}
export interface SubmissionQueue {
    /** Submit a signed record to the log (non-blocking). */
    submit(record: AtribRecord, priority: 'high' | 'normal', sidecar?: SubmissionSidecar): void;
    /** Get a cached proof bundle by record_hash. */
    getProof(recordHash: string): ProofBundle | undefined;
    /** Flush all pending submissions (for testing/shutdown). */
    flush(): Promise<void>;
}
export interface SubmissionSidecar {
    authorizationEvidence?: unknown[];
    resolvedFacts?: Record<string, unknown>;
    args?: Record<string, unknown>;
    result?: Record<string, unknown>;
}
export interface ArchiveSubmissionOptions {
    /** Archive record-submission endpoint. Accepts either /v1 or /v1/records. */
    endpoint: string;
    /** Per-request timeout for best-effort archive submission. Defaults to 5000. */
    timeoutMs?: number;
}
export interface SubmissionQueueOptions {
    /**
     * Maximum number of records held in `pendingRecords` while the log is
     * unreachable. When this cap would be exceeded, the queue evicts the
     * oldest 'normal'-priority entry; if only 'high'-priority entries
     * remain, it evicts the oldest 'high'-priority entry. Eviction is
     * preferable to unbounded memory growth, the spec requires non-blocking
     * submission, and an OOM-killed wrapper drops EVERYTHING.
     *
     * Defaults to {@link DEFAULT_MAX_QUEUE_DEPTH}. Set to `Infinity` to
     * disable (only safe for tests and short-lived processes).
     */
    maxQueueDepth?: number;
    /**
     * Optional record body archive submission. Disabled by default because it
     * sends the signed record body and selected verifier evidence outside the
     * producer's local mirror. When enabled, archive submission happens only
     * after the log accepts the record and returns an inclusion proof.
     */
    archiveSubmission?: ArchiveSubmissionOptions;
}
export declare function createSubmissionQueue(logEndpoint?: string, options?: SubmissionQueueOptions): SubmissionQueue;
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