import { IProperty, IEntityInfo } from './configurationTypes.js';
import { GraphQLResolveInfo } from 'graphql';
import { IFunfunzConfig } from '../types.js';
import { relatedData } from '../../types/index.js';
/**
 * returns the entity configuration based on the entity name
 * @param {string} ENTITY_NAME - the name of the entity
 *
 * @returns {IEntityInfo} entity configuration
 */
export declare function getEntityConfig(ENTITY_NAME: string, funfunz: IFunfunzConfig): IEntityInfo;
/**
 * returns the columns configuration list transformed into an key:value object
 * where key equals to the column name, and value equals to the column configuration
 * @param {IEntityInfo} ENTITY_CONFIG - the entity configuration
 *
 * @returns {{ [key: string]: IColumnInfo }} {[columnName]:[columnConfig]} object
 */
export declare function getColumnsByName(ENTITY_CONFIG: IEntityInfo): Record<string, IProperty>;
/**
 * returns a list of primary keys for a give entity configuration
 * @param {IEntityInfo} ENTITY_CONFIG - the entity configuration
 *
 * @returns {string[]} array of primary keys
 */
export declare function getPKs(ENTITY_CONFIG: IEntityInfo): string[];
/**
 * helper function to check for undefined, null, and empty values
 * @param {any} val - a variable
 *
 * @returns {boolean} true or false if val is a nullable value
 */
export declare function isNull(val: unknown): boolean;
/**
 * helper function to check value is a promise
 * @param {any} val - a variable
 *
 * @returns {boolean} true or false if val is a nullable value
 */
export declare function isPromise<T>(value: unknown): value is Promise<T>;
/**
 * Uppercase the first letter of a string
 * @param {string} str - string to capitalize
 *
 * @returns {string} capitalized string
 */
export declare function capitalize(str: string): string;
export declare function getFields(entity: IEntityInfo, info: GraphQLResolveInfo): string[];
/**
 * Returns a new object containing the original mutation data but extracts the data
 * related to many to many relations in a separate property and removes that data
 * from the original dataset
 *
 * @param {object} data - original mutation data
 * @param {IEntityInfo} entityConfig - the entity configuration
 *
 * @returns {object} new object with mutation data and many to many related data
 */
export declare function extractManyToManyRelatedData(data: Record<string, unknown>, entityConfig: IEntityInfo): {
    entityData: Record<string, unknown>;
    relatedData: relatedData;
};