import { KeyOf, Type } from '@itrocks/class-type';
import { Entity, Identifier, MayEntity } from './entity';
export type SearchType<T extends object = object> = Partial<Record<KeyOf<T>, any>> & Record<string, any>;
export declare abstract class DataSource {
    connectObject<T extends object>(object: MayEntity<T>, id: Identifier): Entity<T>;
    abstract delete<T extends object>(object: Entity<T>, property?: KeyOf<Entity<T>>): Promise<T>;
    abstract deleteId<T extends object>(type: Type<T>, id: Identifier, property?: KeyOf<Entity<T>>): void;
    abstract deleteRelatedId<T extends Entity>(object: T, property: KeyOf<T>, id: Identifier): void;
    disconnectObject<T extends object>(object: Entity<T>): T;
    abstract insertRelatedId<T extends Entity>(object: T, property: KeyOf<T>, id: Identifier): void;
    isObjectConnected<T extends object>(object: MayEntity<T>): object is Entity<T>;
    abstract read<T extends object>(type: Type<T>, id: Identifier): Promise<Entity<T>>;
    abstract readCollection<T extends object, PT extends object>(object: Entity<T>, property: KeyOf<T>, type?: Type<PT>): Promise<Entity<PT>[]>;
    abstract readCollectionIds<T extends object, PT extends object>(object: Entity<T>, property: KeyOf<T>, type?: Type<PT>): Promise<Identifier[]>;
    abstract readMultiple<T extends object>(type: Type<T>, ids: Identifier[]): Promise<Entity<T>[]>;
    abstract save<T extends object>(object: MayEntity<T>): Promise<Entity<T>>;
    abstract search<T extends object>(type: Type<T>, search?: SearchType<T>): Promise<Entity<T>[]>;
    searchOne<T extends object>(type: Type<T>, search?: SearchType<T>): Promise<Entity<T> | undefined>;
}