import { IDeviceType } from '@energyweb/origin-backend-core' ; export const IExchangeConfigurationService = Symbol ( 'IExchangeConfigurationService' ) ; export interface IExchangeConfigurationService { getDeviceTypes ( ) : Promise < IDeviceType [ ] > ; getGridOperators ( ) : Promise < string [ ] > ; getRegistryAddress ( ) : Promise < string > ; getIssuerAddress ( ) : Promise < string > ; getExchangeAccountAddress ( ownerId ) : Promise < string > ; }