import { EventEmitter, OnChanges, OnDestroy, OnInit, SimpleChanges } from '@angular/core';
import { FormGroup, FormControl, Validators, ValidatorFn } from '@angular/forms';
import { BehaviorSubject, Observable, Subscription } from 'rxjs';
import { TKeysOf } from '../types/keys-of.type';
import * as i0 from "@angular/core";
export declare abstract class AbstractBaseFormComponent<TFormValue extends Record<string, any>, TExternalValue> implements OnInit, OnDestroy, OnChanges {
    readonly requiredValidator: {
        validators: (typeof Validators.required)[];
    };
    form: FormGroup;
    protected _form: FormGroup;
    valueChanges$$: BehaviorSubject<TExternalValue>;
    valueChanges$: Observable<TExternalValue>;
    statusChanges$$: BehaviorSubject<boolean>;
    statusChanges$: Observable<boolean>;
    private readonly subscriptions;
    readonly input$$: BehaviorSubject<TExternalValue>;
    private readonly input$;
    debug: boolean;
    input: TExternalValue;
    valueChange: EventEmitter<TExternalValue>;
    statusChange: EventEmitter<boolean>;
    initTime: number;
    elapsedTime: number;
    ngOnChanges(changes: SimpleChanges): void;
    ngOnDestroy(): void;
    ngOnInit(): void;
    protected requiredIf(predicate: () => boolean): ValidatorFn;
    get value(): TFormValue;
    showErrors(input: TFormValue): void;
    abstract _getClassName(): string;
    abstract _buildForm(): FormGroup<{
        [key in keyof TFormValue]: FormControl;
    }>;
    abstract _configureForm(formValue: TFormValue): void;
    abstract _toFormValue(externalValue: TExternalValue): TFormValue;
    abstract _fromFormValue(formValue: TFormValue): TExternalValue;
    abstract _getFieldLevelValueSubscriptions(): Subscription[];
    protected outputDebug(...args: any[]): void;
    protected valueChangesFor(controlName: keyof TFormValue): Observable<any>;
    private removeKeysFromFormValueIfNoControlPresent;
    protected configureFields(include: boolean, fields: Array<keyof TFormValue>, controls?: Partial<TKeysOf<TFormValue, FormControl>>, skipEmit?: boolean): {
        add: string[];
        remove: string[];
        requiresChanges: boolean;
    };
    protected configureFieldsDryRun(include: boolean, fields: Array<keyof TFormValue>, controls?: Partial<TKeysOf<TFormValue, FormControl>>, skipEmit?: boolean): {
        add: string[];
        remove: string[];
        requiresChanges: boolean;
    };
    private _configureFields;
    protected subscribe($: Observable<any>): void;
    protected keysOf(controls: TKeysOf<Partial<TFormValue>, FormControl>, filterFn?: (key: keyof Partial<TFormValue>) => boolean): (keyof TFormValue)[];
    static ɵfac: i0.ɵɵFactoryDeclaration<AbstractBaseFormComponent<any, any>, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<AbstractBaseFormComponent<any, any>, "ovo-abstract-base-form", never, { "debug": { "alias": "debug"; "required": false; }; "input": { "alias": "input"; "required": false; }; }, { "valueChange": "valueChange"; "statusChange": "statusChange"; }, never, never, false, never>;
}