import type { KnowledgeSourceAdapter, KnowledgeSourceItemInput, KnowledgeSyncRun } from './types.js';
export interface KnowledgeSourceStateStore {
    getCursor(instanceId: string, collectionScope: string): string | undefined;
    setCursor(instanceId: string, collectionScope: string, cursor: string | undefined): void;
}
export declare class SqliteKnowledgeSourceStateStore implements KnowledgeSourceStateStore {
    getCursor(instanceId: string, collectionScope: string): string | undefined;
    setCursor(instanceId: string, collectionScope: string, cursor: string | undefined): void;
}
export declare class KnowledgeIngestionService {
    private readonly adapters;
    private readonly state;
    constructor(adapters: ReadonlyMap<string, KnowledgeSourceAdapter>, state?: KnowledgeSourceStateStore);
    ingest(params: {
        instanceId: string;
        collectionScope: string;
        items: KnowledgeSourceItemInput[];
        cursorAfter?: string;
        warnings?: string[];
    }): KnowledgeSyncRun;
    sync(params: {
        adapterKind: string;
        instanceId: string;
        collectionScope: string;
        windowStart?: string;
        signal?: AbortSignal;
    }): Promise<KnowledgeSyncRun>;
}