import { type EntityStoreAdapter } from './store.js';
export interface RollbackPreviewInput {
    entityId: string;
    mergeActionId?: string;
    observationId?: string;
    maxAffectedRows?: number;
}
export interface RollbackPreviewEntityChange {
    entity_id: string;
    label: string;
    status_after: 'active' | 'merged';
    active_lineage_after: number;
    summary: string;
}
export interface RollbackPreviewMemoryChange {
    id: string;
    topic: string;
    summary: string;
    created_at: number;
}
export interface RollbackPreviewMetricMovement {
    metric: 'false_merge_rate' | 'projection_fragmentation_rate';
    direction: 'increase' | 'decrease';
    reason: string;
}
export interface RollbackPreviewResult {
    entity_id: string;
    merge_action_id: string | null;
    preview_unavailable: boolean;
    history_incomplete: boolean;
    truncated: boolean;
    changed_entities: RollbackPreviewEntityChange[];
    changed_memories: RollbackPreviewMemoryChange[];
    metric_movement: RollbackPreviewMetricMovement[];
}
export declare function previewEntityRollback(input: RollbackPreviewInput, options?: {
    adapter?: EntityStoreAdapter;
}): Promise<RollbackPreviewResult>;
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