import { TypeOf, StringIndexable } from "../util";
import { EntityType, IEntity, AnyEntityType } from "../metadata";
import { Saveables, Query } from "../elements";
export interface Service {
    load: (q: Query<any>) => Promise<StringIndexable[]>;
    save?: (saveables: Saveables) => Promise<Map<AnyEntityType, StringIndexable[]>>;
    delete?: (entities: IEntity[]) => Promise<void>;
}
/**
 * A service implements a connection to an api for loading, saving and deleting entities.
 * They must always return entities in their dto format (if they have one).
 */
export declare function ServiceFor(entityTypes?: EntityType<any>[]): (type: TypeOf<Service>) => void;
export declare function getServiceType(entityType: EntityType<any>): TypeOf<Service>;
export declare function getAllServiceTypes(): Map<EntityType<any>, TypeOf<Service>>;