import { FormGroup, FormControl, FormArray, FormBuilder, AbstractControl } from '@angular/forms';
import { DescriptorFormControl } from '../descriptor';
import * as i0 from "@angular/core";
/**
 * Service that provides methods for creating reactive form.
 */
export declare class FormService {
    private formBuilder;
    constructor(formBuilder: FormBuilder);
    /**
     * Method for creating a group of controls as a {@link FormGroup} by passing
     * an array of {@link DescriptorFormControl}.
     *
     * @param descriptors the list of controls
     */
    createFormGroup(descriptors?: DescriptorFormControl[]): FormGroup;
    /**
     * Method for creating a control.
     *
     * If the control type is 'ARRAY_CONTROLS', then we create
     * a {@link FormArray} otherwise {@link FormControl} is created.
     *
     * @param descriptor
     */
    createFormControl(descriptor: DescriptorFormControl): FormControl | FormArray;
    /**
     * Helper method for creating a {@link FormControl}.
     *
     * @param descriptor
     */
    private createControl;
    /**
     * Helper method for creating a {@link FormControl} with value.
     *
     * @param descriptor
     * @param value
     * @returns
     */
    private createControlWithValue;
    /**
     * Helper method for checking if control is readonly
     * @param descriptor
     */
    private isDisabled;
    /**
     * Helper method for creating autocomplete with value
     * @param descriptor
     * @returns
     */
    private createControlWithAutocomplete;
    /**
     * Helper method for creating a {@link FormArray}.
     *
     * @param descriptor
     */
    private createControlWithChildren;
    private createGroupsFromChildrenWithValues;
    private createGroupsFromChildrenWithoutValue;
    private createControlWithMatrix;
    private createControlWithNvp;
    private createControlWithChips;
    getFormArray(form: FormGroup, fieldName: string): FormArray;
    private addMatrix;
    private addEntries;
    private addChipEntries;
    /**
     * Helper method for generating the list of validations per control
     *
     * @param ctrl
     */
    private createValidation;
    private validationToMap;
    getComponent(control: AbstractControl, controlName: string): FormControl;
    getComponents(control: AbstractControl, controlName: string): FormArray;
    static ɵfac: i0.ɵɵFactoryDeclaration<FormService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<FormService>;
}