import QueryHandler from './query-handler-interface';
import { ConfigRow, RolesRow, StringConfigRow, Role } from '../../models/database';
import { DbConfig as DbConfigInterface } from './db-interfaces';
export default class DbConfig implements DbConfigInterface {
    private readonly sqlGetConfig;
    private readonly sqlGetStringConfig;
    private readonly sqlGetRoles;
    private readonly sqlSetConfig;
    private readonly sqlSetStringConfig;
    private readonly sqlSetRoles;
    private readonly sqlDeleteConfig;
    private readonly sqlDeleteRoles;
    private readonly sqlDeleteStringConfig;
    private queryHandler;
    constructor(queryHandler: QueryHandler);
    getRoles(): Promise<RolesRow[]>;
    getConfig(): Promise<ConfigRow[]>;
    getStringConfig(): Promise<StringConfigRow[]>;
    setRoles(userid: string, role: Role): Promise<void>;
    setConfig(config: string, value: number): Promise<void>;
    setStringConfig(config: string, value: string): Promise<void>;
    deleteRole(userid: string, role: Role): Promise<void>;
    deleteConfig(config: string): Promise<void>;
    deleteStringConfig(config: string, value: string): Promise<void>;
}