/**
 * @license
 * Copyright Google LLC All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
import { Directive } from '@angular/core';
import { ControlContainer } from './control_container';
import { controlPath } from './shared';
import * as i0 from "@angular/core";
/**
 * @description
 * A base class for code shared between the `NgModelGroup` and `FormGroupName` directives.
 *
 * @publicApi
 */
export class AbstractFormGroupDirective extends ControlContainer {
    /** @nodoc */
    ngOnInit() {
        this._checkParentType();
        // Register the group with its parent group.
        this.formDirective.addFormGroup(this);
    }
    /** @nodoc */
    ngOnDestroy() {
        if (this.formDirective) {
            // Remove the group from its parent group.
            this.formDirective.removeFormGroup(this);
        }
    }
    /**
     * @description
     * The `FormGroup` bound to this directive.
     */
    get control() {
        return this.formDirective.getFormGroup(this);
    }
    /**
     * @description
     * The path to this group from the top-level directive.
     */
    get path() {
        return controlPath(this.name == null ? this.name : this.name.toString(), this._parent);
    }
    /**
     * @description
     * The top-level directive for this group if present, otherwise null.
     */
    get formDirective() {
        return this._parent ? this._parent.formDirective : null;
    }
    /** @internal */
    _checkParentType() { }
}
AbstractFormGroupDirective.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "14.2.8", ngImport: i0, type: AbstractFormGroupDirective, deps: null, target: i0.ɵɵFactoryTarget.Directive });
AbstractFormGroupDirective.ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "14.0.0", version: "14.2.8", type: AbstractFormGroupDirective, usesInheritance: true, ngImport: i0 });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "14.2.8", ngImport: i0, type: AbstractFormGroupDirective, decorators: [{
            type: Directive
        }] });
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