import { SessionReadRepo, type SessionListOptions } from './session-read-repo.js';
import type { StoredSession, StoredSessionHostMetrics } from '@opensip-cli/contracts';
import type { DataStore } from '@opensip-cli/datastore';
/**
 * Persistence layer for tool-run sessions. Stores generic session columns plus
 * one opaque per-tool `payload` blob; holds ZERO tool vocabulary — it never
 * inspects/validates the payload shape (the producing tool owns that). (Audit
 * 2026-05-29, session split.)
 */
export declare class SessionRepo {
    private readonly read;
    private readonly write;
    private readonly maintenance;
    constructor(datastore: DataStore);
    save(session: StoredSession): void;
    list(opts?: SessionListOptions): readonly StoredSession[];
    get(id: string): StoredSession | null;
    latest(opts?: Parameters<SessionReadRepo['latest']>[0]): StoredSession | null;
    count(): number;
    pruneToCount(keep: number): number;
    pruneToCountBatch(keep: number, batchSize?: number): number;
    purge(before: Date): number;
    purgeBatch(before: Date, batchSize?: number): number;
    clearAll(): number;
    clearForTool(toolId: string): number;
    upsertHostMetrics(sessionId: string, metrics: StoredSessionHostMetrics): void;
}
export { type SessionListOptions } from './session-read-repo.js';
export { MAX_SESSION_MAINTENANCE_BATCH_SIZE } from './session-maintenance-repo.js';
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