/**
 * Local runtime reader for the h2a → Sentropic session feed.
 *
 * This is deliberately a local, read-only adapter around the pure descriptor
 * builders. It makes the existing P1 feed startable without creating a hosted
 * endpoint, resolving a Sentropic principal, or enabling any remote control.
 * Those concerns remain owned by the gateway/binding layer.
 */
import type { H2ASession } from "@sentropic/h2a";
import { type LocalStore } from "../local-files/store.js";
import { type ListPresenceOptions } from "../local-files/presence.js";
import { type H2AFeedResponse } from "./descriptors.js";
/** The minimum store capability needed by the read-only feed adapter. */
export interface FeedRegistrationSource {
    listInstances(): ReturnType<LocalStore["listInstances"]>;
}
/** Injectable presence reader keeps the adapter independently testable. */
export type FeedPresenceReader = (root: string, options: ListPresenceOptions) => {
    readonly sessions: H2ASession[];
    readonly warnings: string[];
};
export interface ReadLocalFeedOptions {
    /** h2a local-state root (normally `<workspace>/.h2a`). */
    readonly root: string;
    /** Inject for deterministic callers; defaults to the current clock. */
    readonly asOf?: number;
    /** Mirrored-row freshness interval, when the caller reads a mirrored root. */
    readonly pushIntervalMs?: number;
    /** Optional source seam; no store is created when supplied. */
    readonly registrations?: FeedRegistrationSource;
    /** Optional source seam; no filesystem presence read occurs when supplied. */
    readonly readPresence?: FeedPresenceReader;
}
/**
 * Read local h2a state into the ratified browser-safe feed response.
 *
 * Presence is read with expired rows included and sweeping disabled: the feed
 * must describe a closed session honestly and must never delete local state as
 * a side effect of a read. A malformed/unreadable presence row is a failed
 * source, not proof of an empty feed, so the adapter refuses the response.
 */
export declare function readLocalFeed(options: ReadLocalFeedOptions): H2AFeedResponse;
//# sourceMappingURL=local.d.ts.map