import type { Static } from "../../core/utils";
import type { ExpressionBuilder } from "kysely";
import type { Entity, EntityManager } from "../entities";
import type { RepoQuery } from "../server/query";
import { EntityRelation, type KyselyQueryBuilder } from "./EntityRelation";
import { EntityRelationAnchor } from "./EntityRelationAnchor";
import { RelationField } from "./RelationField";
import type { MutationInstructionResponse } from "./RelationMutator";
import { type RelationType } from "./relation-types";
import * as tbbox from "@sinclair/typebox";
/**
 * Source entity receives the mapping field
 *
 * Many-to-one (many) [sources] has (one) [target]
 * Example: [posts] has (one) [user]
 *    posts gets a users_id field
 */
export type ManyToOneRelationConfig = Static<typeof ManyToOneRelation.schema>;
export declare class ManyToOneRelation extends EntityRelation<typeof ManyToOneRelation.schema> {
    private fieldConfig?;
    static DEFAULTS: {
        with_limit: number;
    };
    static schema: tbbox.TObject<{
        required: tbbox.TOptional<tbbox.TBoolean>;
        mappedBy: tbbox.TOptional<tbbox.TString>;
        inversedBy: tbbox.TOptional<tbbox.TString>;
        sourceCardinality: tbbox.TOptional<tbbox.TNumber>;
        with_limit: tbbox.TOptional<tbbox.TNumber>;
        fieldConfig: tbbox.TOptional<tbbox.TObject<{
            label: tbbox.TString;
        }>>;
    }>;
    constructor(source: Entity, target: Entity, config?: Partial<Static<typeof ManyToOneRelation.schema>>);
    type(): RelationType;
    initialize(em: EntityManager<any>): void;
    /**
     * Retrieve the RelationField
     */
    getField(): RelationField;
    protected queryInfo(entity: Entity, reference: string): {
        other: EntityRelationAnchor;
        self: EntityRelationAnchor;
        relationRef: string;
        entityRef: string;
        otherRef: string;
        groupBy: string;
    };
    getReferenceQuery(entity: Entity, id: number, reference: string): Partial<RepoQuery>;
    buildJoin(entity: Entity, qb: KyselyQueryBuilder, reference: string): import("kysely").SelectQueryBuilder<any, any, any>;
    buildWith(entity: Entity, reference: string): (eb: ExpressionBuilder<any, any>) => import("kysely").SelectQueryBuilder<any, any, Partial<Omit<unknown, never>>>;
    /**
     * $set is performed using the reference:
     * { [reference]: { $set: { id: 1 } } }
     *
     * It must resolve from [reference] ("users") to field ("user_id")
     * -> returns instructions
     */
    $set(em: EntityManager<any>, key: string, value: object): Promise<void | MutationInstructionResponse>;
}