import { AbstractControl as NgAbstractControl, AbstractControlOptions as NgAbstractControlOptions, ValidationErrors as NgValidationErrors } from '@angular/forms';
import { Observable, Subject } from 'rxjs';
import { RxapFormArray } from './form-array';
import { RxapFormControl } from './form-control';
import { RxapFormGroup } from './form-group';
import { FormDefinition } from './model';
export type ValidationErrors<T = NgValidationErrors> = T;
export type ValidatorFn<T = any, E = any> = (control: AbstractControl<T>) => ValidationErrors<E> | null;
export type AsyncValidatorFn<T = any, E = any> = (control: AbstractControl<T>) => Promise<ValidationErrors<E> | null> | Observable<ValidationErrors<E> | null>;
export interface AbstractControlOptions<T = any, E extends NgValidationErrors = any> extends NgAbstractControlOptions {
    validators?: ValidatorFn<T, E> | ValidatorFn<T, E>[] | null;
    asyncValidators?: AsyncValidatorFn<T, E> | AsyncValidatorFn<T, E>[] | null;
}
export type ValidatorOrOpts = ValidatorFn | ValidatorFn[] | AbstractControlOptions | null;
export type AsyncValidator = AsyncValidatorFn | AsyncValidatorFn[] | null;
export type Validator = ValidatorFn | ValidatorFn[];
export interface ControlOptions {
    onlySelf?: boolean;
    emitEvent?: boolean;
    emitModelToViewChange?: boolean;
    emitViewToModelChange?: boolean;
    initial?: boolean;
    /**
     * used in the RxapFormArray patchValue method.
     *
     * true - if the value has not a control with any index. The control is created
     * false - default behavior
     */
    coerce?: boolean;
    /**
     * used in the RxapFormArray patchValue method.
     *
     * true - the length of the control array is limited by the length of the value.
     * false - default behavior
     *
     * example with strict = true
     *
     * current from array controls: [ 0: {}, 1: {}, 2: {} ]
     *
     * patch value A: [ 0: {}, 1: {}, 2: {} ]
     * result: [ 0: {}, 1: {}, 2: {} ]
     *
     * path value B: [ 0: {}, 1: {} ]
     * result: [ 0: {}, 1: {} ]
     *
     */
    strict?: boolean;
}
export type ControlEventOptions = Pick<ControlOptions, 'emitEvent' | 'onlySelf' | 'coerce' | 'strict'>;
export type OnlySelf = Pick<ControlOptions, 'onlySelf'>;
export type EmitEvent = Pick<ControlOptions, 'emitEvent'>;
export type ControlPath = Array<string | number> | string;
export type ControlState = 'VALID' | 'INVALID' | 'PENDING' | 'DISABLED';
export interface AbstractControl<T = any> extends NgAbstractControl {
    value: T;
    controlId?: string;
    fullControlPath?: string;
    rxapFormDefinition?: FormDefinition;
    readonly?: boolean;
    stateChanges?: Subject<any>;
}
export type ExtractStrings<T> = Extract<keyof T, string>;
export interface NgValidatorsErrors {
    required: true;
    email: true;
    pattern: {
        requiredPattern: string;
        actualValue: string;
    };
    minlength: {
        requiredLength: number;
        actualLength: number;
    };
    maxlength: {
        requiredLength: number;
        actualLength: number;
    };
    min: {
        min: number;
        actual: number;
    };
    max: {
        max: number;
        actual: number;
    };
}
export interface BoxedValue<T> {
    value: T;
    disabled?: boolean;
}
export type OrBoxedValue<T> = T | BoxedValue<T> | (() => T);
type ArrayType<T> = T extends Array<infer R> ? R : any;
export type KeyValueControls<T> = {
    [K in keyof T]: T[K] extends RxapFormControl<T[K]> ? RxapFormControl<T[K]> : T[K] extends RxapFormGroup<T[K]> ? RxapFormGroup<T[K]> : T[K] extends RxapFormArray<ArrayType<T[K]>> ? RxapFormArray<ArrayType<T[K]>> : AbstractControl<T[K]>;
};
export type ExtractAbstractControl<T, U> = T extends KeyValueControls<any> ? {
    [K in keyof U]: AbstractControl<U[K]>;
} : T;
export {};