import type { Channel } from "@opengeni/sdk";
import type { SessionClientLike } from "../client.js";
export type ChannelCacheSnapshot = Readonly<{
    channels: readonly Channel[];
    ready: boolean;
}>;
export type ChannelCacheStore = Readonly<{
    getSnapshot: () => ChannelCacheSnapshot;
    subscribe: (listener: () => void) => () => void;
    beginLoad: () => number;
    acceptLoad: (ticket: number, channels: readonly Channel[]) => void;
    publishCreated: (channel: Channel) => void;
}>;
/**
 * One client/workspace cache shared by every useChannels consumer.
 *
 * List reads are ticketed so an older request cannot erase a newer result.
 * A successful create remains layered over the latest server snapshot until a
 * list request that started after that success reconciles it. Requests already
 * in flight cannot make the project disappear between create and session start.
 */
export declare function createChannelCacheStore(): ChannelCacheStore;
export declare function channelCacheFor(client: SessionClientLike, workspaceId: string): ChannelCacheStore;