import type Database from 'better-sqlite3';
import type { DirtyLayer, DirtyReason, SyncDirtyEntry } from '../schema.js';
export declare class SyncDirtyRepository {
    private conn;
    constructor(conn: Database.Database);
    /**
     * Mark an entity as dirty for a given layer.
     * Uses INSERT OR REPLACE so re-marking with a different reason overwrites.
     */
    markDirty(layer: DirtyLayer, entityId: number, reason: DirtyReason): void;
    /**
     * Mark multiple entities as dirty in a batch.
     * Callers must ensure this runs inside an existing transaction for performance.
     */
    markDirtyBatch(entries: SyncDirtyEntry[]): void;
    /**
     * Get all dirty entries for a given layer.
     */
    getDirty(layer: DirtyLayer): SyncDirtyEntry[];
    /**
     * Get dirty entity IDs for a given layer.
     */
    getDirtyIds(layer: DirtyLayer): number[];
    /**
     * Drain (delete) all dirty entries for a given layer.
     * Call after the layer has been processed.
     */
    drain(layer: DirtyLayer): number;
    /**
     * Clear all dirty entries across all layers.
     */
    clear(): number;
    /**
     * Check if any dirty entries exist for a given layer.
     */
    hasAny(layer: DirtyLayer): boolean;
    /**
     * Count dirty entries for a given layer.
     */
    count(layer: DirtyLayer): number;
    /**
     * Count total dirty entries across all layers.
     */
    countAll(): number;
    /**
     * Get a summary of dirty counts per layer.
     */
    getSummary(): Record<DirtyLayer, number>;
}
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