interface IDBObjectStoreIndex {
    name: string;
    keyPath: string | string[];
    options?: IDBIndexParameters | undefined;
}
interface ObjectStores {
    name: string;
    objectIndex: IDBObjectStoreIndex[];
}
export declare class IndexedDBManager {
    objectStores: ObjectStores[];
    objectStoreParams: IDBObjectStoreParameters;
    private dbRequest;
    private db;
    constructor(databaseName: string, version: number, objectStores: ObjectStores[], objectStoreParams: IDBObjectStoreParameters);
    private setupIDBOpenListener;
    private getObjectStore;
    addObjectStores(objectStores?: ObjectStores[], objectStoreParams?: IDBObjectStoreParameters): void;
    add(storeName: string, data: Record<string, any>): Promise<boolean>;
    readAllData(storeName: string): Promise<Record<string, string>[] | undefined>;
}
export {};