import type { SqliteDatabase, SqliteRow } from '../db/adapter.js';
import { type AppendAck, type LedgerStoreOptions, type RunRecord, type RunStatus } from './types.js';
interface EventRow extends SqliteRow {
    event_id: string;
    run_id: string;
    sequence: number;
    source_event_id: string | null;
    source_sequence: number | null;
    event_type: string;
    source_type: string | null;
    actor: string;
    outcome: string | null;
    occurred_at: string | null;
    ingested_at: string;
    payload_json: string;
    redaction_json: string;
    previous_hash: string;
    event_hash: string;
}
export declare class LedgerStore {
    private readonly database;
    private readonly options;
    constructor(database: SqliteDatabase, options?: LedgerStoreOptions);
    /** Run a standalone operation in the store's top-level transaction. */
    withTransaction<T>(operation: () => T): T;
    createRun(input: unknown): RunRecord;
    /** Caller-owned transaction primitive; it deliberately does not begin or commit a transaction. */
    createRunInTransaction(input: unknown, now?: string): RunRecord;
    readRun(runId: string, workspace?: string): RunRecord | undefined;
    getRunStatus(runId: string, workspace?: string): RunStatus | undefined;
    updateRunStatus(runId: string, status: RunStatus, endedAt?: string): RunRecord;
    updateRunStatusInTransaction(runId: string, status: RunStatus, endedAt?: string): RunRecord;
    appendBatch(runId: string, input: unknown): AppendAck;
    /** Caller-owned transaction primitive; a savepoint isolates this batch without committing or rolling back the outer transaction. */
    appendBatchInTransaction(runId: string, input: unknown): AppendAck;
    readEvents(runId: string): EventRow[];
    verifyChain(runId: string): boolean;
    private now;
    private prepareRun;
    private insertPreparedRun;
    private appendPreparedBatchInTransaction;
    private ackFromRows;
}
export {};
//# sourceMappingURL=store.d.ts.map