import DataLoader from 'dataloader';
import { DBProvider } from '../../app-providers/db.provider.js';
import { IInsertReportParams, IUpdateReportParams } from '../types.js';
export declare class VatReportProvider {
    private dbProvider;
    cache: {
        get: <T>(key: import("node-cache").Key) => T | undefined;
        set: {
            <T>(key: import("node-cache").Key, value: T, ttl: number | string): boolean;
            <T>(key: import("node-cache").Key, value: T): boolean;
        };
        delete: (keys: import("node-cache").Key | import("node-cache").Key[]) => number;
        clear: () => void;
    };
    constructor(dbProvider: DBProvider);
    private batchReportsByBusinessIdAndMonthDatesLoader;
    getReportByBusinessIdAndMonthDateLoader: DataLoader<[string, string], string | undefined, import("node-cache").Key | import("node-cache").Key[]>;
    updateReport(params: IUpdateReportParams): Promise<import("../types.js").IUpdateReportResult[]>;
    insertReport(params: IInsertReportParams): Promise<import("../types.js").IInsertReportResult[]>;
    invalidateByBusinessIdAndMonth(businessId: string, monthDate: string): Promise<void>;
    clearCache(): void;
}