import { Express } from 'express';
import { BaseEventController, BaseEventControllerOptions } from './BaseEventController';
declare type StorageObject = Record<string, string>;
declare type StorageQuery = Record<string, string>;
interface PostgresControllerOptions extends BaseEventControllerOptions {
    postgresUrl: string;
    table?: string;
}
declare class PostgresController extends BaseEventController {
    name: string;
    private table;
    private tableForObjs;
    private db;
    private postgresUrl;
    constructor(options: PostgresControllerOptions);
    init(app: Express): Promise<void>;
    action(name: 'create', args: {
        table: string;
        object: StorageObject;
    }): Promise<StorageObject>;
    action(name: 'createOrUpdate', args: {
        table: string;
        query: StorageQuery;
        object: StorageObject;
    }): Promise<Array<StorageObject>>;
    action(name: 'read', args: {
        table: string;
        query: StorageQuery;
    }): Promise<Array<StorageObject>>;
    action(name: 'update', args: {
        table: string;
        query: StorageQuery;
        object: StorageObject;
    }): Promise<Array<StorageObject>>;
    action(name: 'delete', args: {
        table: string;
        query: StorageQuery;
    }): Promise<Array<StorageObject>>;
    _readJsonAction({ path, _message }: {
        path: string;
        _message?: string;
    }): Promise<StorageObject>;
    _writeJsonAction({ path, value, _message }: {
        path: string;
        value: StorageObject;
        _message?: string;
    }): Promise<StorageObject>;
    _getJsonPathAction({ path }: {
        path: string;
    }): Promise<StorageObject[]>;
    _createAction({ table, object }: {
        table: string;
        object: StorageObject;
    }): Promise<any>;
    _readAction(args: {
        table: string;
        query: StorageQuery;
    }): Promise<any>;
    _deleteAction(args: {
        table: string;
        query: StorageQuery;
    }): Promise<any>;
    private _updateAction;
    _createOrUpdateAction(args: {
        table: string;
        query: StorageQuery;
        object: StorageObject;
    }): Promise<Array<StorageObject>>;
}
export { PostgresController, PostgresControllerOptions, };