import { CoreObject, CoreObjectAttributes } from "../core-object";
import { Service } from "../service";
export type QuerySearch<T extends CoreObject<CoreObjectAttributes>> = (object: T) => boolean;
export declare class RelationCache {
    private readonly _cache;
    /**
     * Checks the current status of the provided object type's cache
     */
    checkStatus(objectType: typeof CoreObject): boolean;
    /**
     * Clears the cache of the provided objects. If nothing is provided cache
     * will be cleared for all objects (hard-reset)
     */
    clear(...objectType: Array<typeof CoreObject>): void;
    /**
     * Adds a new object of type as a relation into the cache
     */
    put(objectType: string, objects: Array<CoreObject<CoreObjectAttributes>>): void;
    /**
     * Appends a new record into an existing relationship list
     */
    append(object: CoreObject<CoreObjectAttributes>): void;
    /**
     * Returns all objects related to this instance that matches the provided query
     */
    get<T extends CoreObject<CoreObjectAttributes>>(objectType: typeof CoreObject, search?: QuerySearch<T> | null, optArr?: Array<T> | null): Array<T>;
    /**
     * Returns the first object related to this instance that matches the provided query
     */
    first<T extends CoreObject<CoreObjectAttributes>>(objectType: typeof CoreObject, search?: QuerySearch<T> | null): T | null;
}
export declare class CoreObjectRelations {
    private readonly _instance;
    private readonly _cache;
    constructor(instance: CoreObject<CoreObjectAttributes>);
    /**
     * Returns the cache instance
     */
    get cache(): RelationCache;
    /**
     * Returns all objects related to this instance that matches the provided query
     */
    get<T extends CoreObject<CoreObjectAttributes>>(objectType: typeof CoreObject, search?: QuerySearch<T> | null, service?: Service | null): Promise<Array<T>>;
    /**
     * Returns the first object related to this instance that matches the provided query
     */
    first<T extends CoreObject<CoreObjectAttributes>>(objectType: typeof CoreObject, search?: QuerySearch<T> | null): Promise<T | null>;
}