import DataLoader from 'dataloader';
import { DBProvider } from '../../app-providers/db.provider.js';
import type { IGetAllClientsResult, IInsertClientParams, IUpdateClientParams } from '../types.js';
export declare class ClientsProvider {
    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);
    getAllClients(): Promise<IGetAllClientsResult[]>;
    private batchClientsByIds;
    getClientByIdLoader: DataLoader<string, import("../types.js").IGetClientsByIdsResult | undefined, import("node-cache").Key | import("node-cache").Key[]>;
    private batchClientsByGreenInvoiceIds;
    getClientByGreenInvoiceIdLoader: DataLoader<string, import("../types.js").IGetClientsByGreenInvoiceIdsResult | undefined, import("node-cache").Key | import("node-cache").Key[]>;
    updateClient(params: IUpdateClientParams): Promise<import("../types.js").IUpdateClientResult[]>;
    deleteClient(businessId: string): Promise<import("../types.js").IDeleteClientResult[]>;
    insertClient(params: IInsertClientParams): Promise<import("../types.js").IInsertClientResult[]>;
    clearCache(): void;
}