import { IRelationDescriptor, IModelDescriptor, IBuilderMiddleware, ISelectQueryBuilder } from './interfaces.js';
import { ModelBase } from './model.js';
import { BelongsToRelation, NativeOrmRelation } from './relations.js';
export { DiscriminationMapMiddleware } from './discrimination-middleware.js';
export declare class HasManyRelationMiddleware implements IBuilderMiddleware {
    protected _relationQuery: ISelectQueryBuilder;
    protected _description: IRelationDescriptor;
    protected _path: string;
    constructor(_relationQuery: ISelectQueryBuilder, _description: IRelationDescriptor, _path: string);
    afterQuery(data: any[]): any[];
    modelCreation(_: any): ModelBase | null;
    afterHydration(data: ModelBase[]): Promise<any[]>;
}
export declare class BelongsToRelationRecursiveMiddleware implements IBuilderMiddleware {
    protected _relationQuery: ISelectQueryBuilder;
    protected _description: IRelationDescriptor;
    protected _targetModelDescriptor: IModelDescriptor;
    constructor(_relationQuery: ISelectQueryBuilder, _description: IRelationDescriptor, _targetModelDescriptor: IModelDescriptor);
    afterQuery(data: any[]): any[];
    modelCreation(_: any): ModelBase | null;
    afterHydration(data: ModelBase[]): Promise<any[]>;
}
export declare class QueryRelationMiddleware implements IBuilderMiddleware {
    protected callback: (data: ModelBase[]) => ISelectQueryBuilder;
    protected mapper: (owner: ModelBase, data: ModelBase[]) => ModelBase | ModelBase[];
    protected _description: IRelationDescriptor;
    constructor(callback: (data: ModelBase[]) => ISelectQueryBuilder, mapper: (owner: ModelBase, data: ModelBase[]) => ModelBase | ModelBase[], _description: IRelationDescriptor);
    afterQuery(data: any[]): any[];
    modelCreation(_: any): ModelBase | null;
    afterHydration(data: ModelBase[]): Promise<any[] | void>;
}
export declare class VirtualRelationMiddleware implements IBuilderMiddleware {
    protected relationCallback: (this: ISelectQueryBuilder, relation: NativeOrmRelation) => void;
    protected callback: (data: ModelBase[]) => ISelectQueryBuilder;
    protected mapper: (owner: ModelBase, data: ModelBase[]) => ModelBase | ModelBase[];
    protected _description: IRelationDescriptor;
    constructor(relationCallback: (this: ISelectQueryBuilder, relation: NativeOrmRelation) => void, callback: (data: ModelBase[]) => ISelectQueryBuilder, mapper: (owner: ModelBase, data: ModelBase[]) => ModelBase | ModelBase[], _description: IRelationDescriptor);
    afterQuery(data: any[]): any[];
    modelCreation(_: any): ModelBase | null;
    afterHydration(data: ModelBase[]): Promise<any[] | void>;
}
export declare class HasManyToManyRelationMiddleware implements IBuilderMiddleware {
    protected _relationQuery: ISelectQueryBuilder;
    protected _description: IRelationDescriptor;
    protected _targetModelDescriptor: IModelDescriptor;
    protected _relationDescriptor?: IRelationDescriptor | undefined;
    /**
     * @param _relationQuery - the join query through the junction table
     * @param _description - the *synthetic* owner -> junction descriptor built by
     *        `ManyToManyRelation.compile()`. It says `Type: Many` and its `ForeignKey` is the
     *        junction's source column, which is what the row-matching below needs.
     * @param _targetModelDescriptor - descriptor of the model on the far side of the junction
     * @param _relationDescriptor - the model's own `@HasManyToMany` descriptor. Optional so no
     *        existing caller breaks, but without it the `ManyToManyRelationList` handed to the
     *        user carries the synthetic descriptor instead — no `JunctionModel`, no junction
     *        key names — and `sync()` / `update()` / the set operations all fail on it.
     */
    constructor(_relationQuery: ISelectQueryBuilder, _description: IRelationDescriptor, _targetModelDescriptor: IModelDescriptor, _relationDescriptor?: IRelationDescriptor | undefined);
    afterQuery(data: any[]): any[];
    modelCreation(_: any): ModelBase | null;
    afterHydration(data: ModelBase[]): Promise<any[]>;
    private pickProps;
}
export declare class BelongsToPopulateDataMiddleware implements IBuilderMiddleware {
    protected _description: IRelationDescriptor;
    protected relation: BelongsToRelation;
    constructor(_description: IRelationDescriptor, relation: BelongsToRelation);
    afterQuery(data: any[]): any[];
    modelCreation(_: any): ModelBase<unknown> | null;
    afterHydration(data: ModelBase<unknown>[]): Promise<void | any[]>;
}
export declare class BelongsToRelationResultTransformMiddleware implements IBuilderMiddleware {
    afterQuery(data: any[]): any[];
    modelCreation(_: any): ModelBase | null;
    afterHydration(_data: Array<ModelBase>): Promise<void>;
    /**
     * Dynamically sets a deeply nested value in an object.
     * Optionally "bores" a path to it if its undefined.
     *
     * @param obj  - The object which contains the value you want to change/set.
     * @param path  - The array representation of path to the value you want to change/set.
     * @param value - The value you want to set it to.
     * @param setrecursively - If true, will set value of non-existing path as well.
     */
    protected setDeep(obj: any, path: any[], value: any, setrecursively?: boolean): void;
    protected keyTransform(key: string): string[];
}
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