import { BaseType, ExtractArr, LengthOfString, RelationKeys, RelationObj } from "./utils";
import { Sort } from "./sort";
import { Filters } from "./filters";
type GenNode<K extends string | number, IsRoot extends boolean> = IsRoot extends true ? `${K}` : `.${K}`;
export type DeepPopulateArr<T extends BaseType, ML extends number = 3, IsRoot extends boolean = true, L extends string = "", K extends RelationKeys<T> = RelationKeys<T>> = K extends string | number ? GenNode<K, IsRoot> | (LengthOfString<L> extends ML ? never : `${GenNode<K, IsRoot>}${DeepPopulateArr<ExtractArr<RelationObj<T, K>>, ML, false, `${L}1`>}`) : never;
export type PopulateObj<T extends BaseType> = {
    [K in RelationKeys<T>]?: (RelationObj<T, K> extends Array<any> ? {
        sort?: Sort<T>;
        populate?: Populate<ExtractArr<RelationObj<T, K>>>;
        filters?: Filters<T>;
    } : {
        populate?: Populate<ExtractArr<RelationObj<T, K>>>;
    }) | "*";
};
export type Populate<T extends BaseType> = (DeepPopulateArr<T>)[] | PopulateObj<T> | "*" | "deep" | number | ["deep", number];
export {};