import { FormArray, AbstractControl, ValidatorFn, AbstractControlOptions, AsyncValidatorFn, FormGroup, ɵOptionalKeys as _OptionalKeys, FormControl, FormControlState } from '@angular/forms';
import * as i0 from '@angular/core';
import { ModuleWithProviders } from '@angular/core';
import * as i1 from '@angular/common';

declare class ClassValidatorFormArray extends FormArray {
    constructor(controls: AbstractControl[], validatorOrOpts?: ValidatorFn | ValidatorFn[] | AbstractControlOptions | null, asyncValidator?: AsyncValidatorFn | AsyncValidatorFn[] | null);
}

declare type ClassType<T> = {
    new (...args: any[]): T;
};

interface ClassValidatorFormGroupOptions {
    eagerValidation?: boolean;
}

declare class ClassValidatorFormGroup<TControl extends {
    [K in keyof TControl]: AbstractControl<any>;
} = any> extends FormGroup<TControl> {
    private readonly formClassType;
    private readonly options?;
    private classValue;
    /**
     * Creates a new `ClassValidatorFormGroup` instance.
     *
     * @param formClassType the `classType` containing `class-validator` decorators to be used to validate form
     * @param controls A collection of child controls. The key for each child is the name
     * under which it is registered.
     *
     * @param validatorOrOpts A synchronous validator function, or an array of
     * such functions, or an `AbstractControlOptions` object that contains validation functions
     * and a validation trigger.
     *
     * @param asyncValidator A single async validator or array of async validator functions
     *
     * @param options Options object of type `ClassValidatorFormGroupOptions` allowing
     * to define eagerValidation that validate controls immediately upon creation. Default is false (validators are executed starting from ngAfterViewInit hook)
     * See https://github.com/abarghoud/ngx-reactive-form-class-validator/issues/47
     *
     */
    constructor(formClassType: ClassType<any>, controls: TControl, validatorOrOpts?: ValidatorFn | ValidatorFn[] | AbstractControlOptions | null, asyncValidator?: AsyncValidatorFn | AsyncValidatorFn[] | null, options?: ClassValidatorFormGroupOptions);
    /**
     * Add a control to this group.
     *
     * This method also updates the value and validity of the control.
     *
     * @param name The control name to add to the collection
     * @param control Provides the control for the given name
     * @param options Specifies whether this FormGroup instance should emit events after a new
     *     control is added.
     * * `emitEvent`: When true or not supplied (the default), both the `statusChanges` and
     * `valueChanges` observables emit events with the latest status and value when the control is
     * added. When false, no events are emitted.
     *
     */
    addControl<K extends string & keyof TControl>(name: K, control: Required<TControl>[K], options?: {
        emitEvent?: boolean;
    }): void;
    /**
     * Remove a control from this group.
     *
     * @param name The control name to remove from the collection
     * @param options Specifies whether this FormGroup instance should emit events after a
     *     control is removed.
     * * `emitEvent`: When true or not supplied (the default), both the `statusChanges` and
     * `valueChanges` observables emit events with the latest status and value when the control is
     * removed. When false, no events are emitted.
     */
    removeControl<S extends string>(name: _OptionalKeys<TControl> & S, options?: {
        emitEvent?: boolean;
    }): void;
    private setClassValidatorControlsContainerGroupClassValue;
    private assignFormValueToClassValue;
}

declare class ClassValidatorFormControl<T = any> extends FormControl<T | any> {
    private formGroupClassValue;
    private name;
    /**
     * Creates a new `ClassValidatorFormControl` instance.
     *
     * @param formState Initializes the control with an initial value,
     * or an object that defines the initial value and disabled state.
     *
     * @param validatorOrOpts A synchronous validator function, or an array of
     * such functions, or an `AbstractControlOptions` object that contains validation functions
     * and a validation trigger.
     *
     * @param asyncValidator A single async validator or array of async validator functions
     *
     */
    constructor(formState?: any, validatorOrOpts?: ValidatorFn | ValidatorFn[] | AbstractControlOptions | null, asyncValidator?: AsyncValidatorFn | AsyncValidatorFn[] | null);
    /**
     * @internal
     */
    setNameAndFormGroupClassValue(name: string, value: any, eagerValidation?: boolean): void;
    /**
     * Sets the synchronous validators that are active on this control as well as resetting the dynamic `class-validator`.  Calling
     * this overwrites any existing sync validators.
     *
     * When you add or remove a validator at run time, you must call
     * `updateValueAndValidity()` for the new validation to take effect.
     *
     */
    setValidatorsWithDynamicValidation(newValidator: ValidatorFn | ValidatorFn[] | AbstractControlOptions | undefined): void;
    private composeValidators;
    private readonly dynamicValidator;
}

declare class ClassValidatorFormBuilderService {
    /**
     * @description
     * Construct a new `FormGroup` instance.
     *
     * @param formClassType the `classType` containing `class-validator` decorators to be used to validate form
     * @param controlsConfig A collection of child controls. The key for each child is the name
     * under which it is registered.
     *
     * @param options Configuration options object for the `FormGroup`. The object can
     * have two shapes:
     *
     * 1) `AbstractControlOptions` object (preferred), which consists of:
     * * `validators`: A synchronous validator function, or an array of validator functions
     * * `asyncValidators`: A single async validator or array of async validator functions
     * * `updateOn`: The event upon which the control should be updated (options: 'change' | 'blur' |
     * submit')
     *
     * 2) Legacy configuration object, which consists of:
     * * `validator`: A synchronous validator function, or an array of validator functions
     * * `asyncValidator`: A single async validator or array of async validator functions
     *
     * @param classValidatorGroupOptions Options object of type `ClassValidatorFormGroupOptions` allowing
     * to define eagerValidation that validate controls immediately upon creation. Default is false (validators are executed starting from ngAfterViewInit hook)
     * See https://github.com/abarghoud/ngx-reactive-form-class-validator/issues/47
     *
     */
    group(formClassType: ClassType<any>, controlsConfig: {
        [p: string]: any;
    }, options?: AbstractControlOptions | {
        [p: string]: any;
    } | null, classValidatorGroupOptions?: ClassValidatorFormGroupOptions): ClassValidatorFormGroup;
    /**
     * Constructs a new `FormArray` from the given array of configurations,
     * validators and options.
     *
     * @param controlsConfig An array of child controls or control configs. Each
     * child control is given an index when it is registered.
     *
     * @param validatorOrOpts A synchronous validator function, or an array of
     * such functions, or an `AbstractControlOptions` object that contains
     * validation functions and a validation trigger.
     *
     * @param asyncValidator A single async validator or array of async validator
     * functions.
     */
    array<T>(controlsConfig: Array<T>, validatorOrOpts?: ValidatorFn | ValidatorFn[] | AbstractControlOptions | null, asyncValidator?: AsyncValidatorFn | AsyncValidatorFn[] | null): FormArray;
    /**
     * @description
     * Construct a new `FormControl` with the given state, validators and options.
     *
     * @param formState Initializes the control with an initial state value, or
     * with an object that contains both a value and a disabled status.
     *
     * @param validatorOrOpts A synchronous validator function, or an array of
     * such functions, or an `AbstractControlOptions` object that contains
     * validation functions and a validation trigger.
     *
     * @param asyncValidator A single async validator or array of async validator
     * functions.
     *
     * @usageNotes
     *
     * ### Initialize a control as disabled
     *
     * The following example returns a control with an initial value in a disabled state.
     *
     * <code-example path="forms/ts/formBuilder/form_builder_example.ts" region="disabled-control">
     * </code-example>
     */
    control<T>(formState: T | FormControlState<T>, validatorOrOpts?: ValidatorFn | ValidatorFn[] | AbstractControlOptions | null, asyncValidator?: AsyncValidatorFn | AsyncValidatorFn[] | null): ClassValidatorFormControl;
    private reduceControls;
    private createControl;
    static ɵfac: i0.ɵɵFactoryDeclaration<ClassValidatorFormBuilderService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<ClassValidatorFormBuilderService>;
}

declare class ClassValidatorFormBuilderModule {
    static forRoot(): ModuleWithProviders<ClassValidatorFormBuilderModule>;
    static ɵfac: i0.ɵɵFactoryDeclaration<ClassValidatorFormBuilderModule, never>;
    static ɵmod: i0.ɵɵNgModuleDeclaration<ClassValidatorFormBuilderModule, never, [typeof i1.CommonModule], never>;
    static ɵinj: i0.ɵɵInjectorDeclaration<ClassValidatorFormBuilderModule>;
}

export { ClassValidatorFormArray, ClassValidatorFormBuilderModule, ClassValidatorFormBuilderService, ClassValidatorFormControl, ClassValidatorFormGroup };
export type { ClassType };
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