import { SessionManager, type ExtensionContext } from '@earendil-works/pi-coding-agent';
import type { CollectionBoundary, StateStore } from './types.js';
type Session = Pick<ExtensionContext['sessionManager'], 'getSessionId' | 'getSessionFile' | 'getBranch'>;
/** Owner-private source references only. Never copies or edits pi conversation data. */
export declare class CollectionSessionRegistry {
    #private;
    private readonly options;
    constructor(options: {
        store: StateStore;
        sessionRoot: string;
    });
    /** Called by the trusted extension context before a new request. New pi files
     * may not be flushed yet; the reference is durable before collection begins. */
    register(session: Session, signal?: AbortSignal): Promise<void>;
    resolveSession(id: string, signal?: AbortSignal): Promise<SessionManager>;
    /** Snapshot current persisted leaves for a new grant/resume boundary. Missing
     * registered files represent never-flushed empty sessions only when no request
     * has recorded sources; missing collected history fails closed. */
    boundaries(signal?: AbortSignal): Promise<CollectionBoundary[]>;
}
export {};