import type { SyncRepository } from '../db/repositories/sync-repository.js';
import type { UsageRepository } from '../db/repositories/usage-repository.js';
import type { ClientId, StoreInfo, UsageCollector } from '../models/usage-record.js';
export interface SyncOptions {
    since?: Date;
    until?: Date;
    /** Read every detected store, not only the one the client itself uses. */
    allStores?: boolean;
    /** Restrict to specific clients. */
    clients?: ClientId[];
    /** Ignore saved cursors and re-read everything. */
    full?: boolean;
}
export interface CollectorSyncResult {
    collector: string;
    client: ClientId;
    available: boolean;
    reason?: string;
    recordsWritten: number;
    notes: string[];
    stores: StoreInfo[];
    durationMs: number;
}
export interface SyncReport {
    results: CollectorSyncResult[];
    totalRecords: number;
    startedAt: string;
    durationMs: number;
    /** Stored rows that were unpriced and have now been priced. Absent when there were none. */
    repriced?: {
        models: string[];
        records: number;
    };
}
export declare class SyncService {
    private readonly usageRepo;
    private readonly syncRepo;
    private readonly collectors;
    constructor(usageRepo: UsageRepository, syncRepo: SyncRepository, collectors: UsageCollector[]);
    sync(options?: SyncOptions): Promise<SyncReport>;
}