import { SmrtCollection } from '@happyvertical/smrt-core';
import { EarningEvent } from '../models/EarningEvent.js';
import { EarningEventOptions } from '../types.js';
export declare class EarningEventCollection extends SmrtCollection<EarningEvent> {
    static readonly _itemClass: typeof EarningEvent;
    /** Look up an event by its idempotency natural key. */
    findByDedupeKey(dedupeKey: string): Promise<EarningEvent | null>;
    /**
     * Idempotent ingestion: if an event with `options.dedupeKey` already
     * exists, return it untouched (`created: false`) — evidence is immutable,
     * so a replay never updates the stored row. Otherwise create the event.
     *
     * `dedupeKey` is required — callers embed tenant/source identity in it
     * (e.g. `` `${tenantId}:${sourceKind}:${sourceId}:${eventKind}` ``);
     * an empty key would silently disable idempotency, so it throws instead.
     */
    getOrCreateByDedupeKey(options: EarningEventOptions): Promise<{
        event: EarningEvent;
        created: boolean;
    }>;
    /** Events for one generic earning source, newest occurrence first. */
    findBySource(sourceKind: string, sourceId: string): Promise<EarningEvent[]>;
    /** Events by kind, newest occurrence first. */
    findByKind(eventKind: string): Promise<EarningEvent[]>;
}
export default EarningEventCollection;
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