import { IndexedDBManager } from './indexeddb-manager';
interface Config {
    storeName: string;
    objectStoreFields: string[];
    keyPath?: string;
    options?: IDBIndexParameters;
}
export declare class DataBuffer {
    static database: IndexedDBManager;
    static dataMap: Map<string, Record<string, string[]>>;
    static dataBufferMaxCount: Map<string, Record<string, number>>;
    static metaData: string;
    static maxCount: number;
    static init(configs: Config[], databaseName?: string, maxCount?: number): void;
    static syncToDataBase(storeName: string, fields?: Record<string, string[]>): void;
    static resetDataMapData(storeName: string, fields: string[]): void;
    static addData(storeName: string, field: string, data: string): void;
    static exportData(filename: string): Promise<void>;
}
export {};