import type { DreamBatch, DreamOperationStats } from '../types';
interface DreamBatchCoverage {
    batchId: string;
    targetCount: number;
    processedCount: number;
    unprocessedMemoryIds: string[];
}
export interface DreamSessionState {
    mode: 'full' | 'post-extraction';
    completedBatches: DreamBatchCoverage[];
    untouchedSeedIds: string[];
    involvedSpeakerKeys?: Set<string>;
    batches: readonly DreamBatch[];
    nextBatchIndex: number;
    currentBatch: DreamBatch | undefined;
    readonly targetMemoryIds: ReadonlySet<string>;
    availableMemoryIds: Set<string>;
    processedMemoryIds: Set<string>;
    stats: DreamOperationStats;
    skippedBatches: {
        batchId: string;
        memoryIds: string[];
        reason: string;
    }[];
}
export declare function createDreamSessionState(targetMemoryIds: readonly string[], mode?: DreamSessionState['mode']): DreamSessionState;
export declare function advanceDreamBatch(state: DreamSessionState): DreamBatch | undefined;
export declare function pendingDreamMemoryIds(state: DreamSessionState): string[];
export declare function assertDreamMemoriesAvailable(state: DreamSessionState, ids: readonly string[]): void;
export declare function recordDreamOperation(state: DreamSessionState, ids: readonly string[], operation: 'kept' | 'updated' | 'merged' | 'split' | 'archived'): void;
export declare function recordSkippedDreamBatch(state: DreamSessionState, reason: string): void;
export declare function getDreamCoverage(state: DreamSessionState): {
    targetCount: number;
    processedCount: number;
    unprocessedMemoryIds: string[];
};
export declare function recordDreamSpeakers(state: DreamSessionState, speakerKeys: readonly string[]): void;
export {};