/*
 * Copyright French Prime minister Office/SGMAP/DINSIC/Vitam Program (2019-2020)
 * and the signatories of the "VITAM - Accord du Contributeur" agreement.
 *
 * contact@programmevitam.fr
 *
 * This software is a computer program whose purpose is to implement
 * implement a digital archiving front-office system for the secure and
 * efficient high volumetry VITAM solution.
 *
 * This software is governed by the CeCILL-C license under French law and
 * abiding by the rules of distribution of free software.  You can  use,
 * modify and/ or redistribute the software under the terms of the CeCILL-C
 * license as circulated by CEA, CNRS and INRIA at the following URL
 * "http://www.cecill.info".
 *
 * As a counterpart to the access to the source code and  rights to copy,
 * modify and redistribute granted by the license, users are provided only
 * with a limited warranty  and the software's author,  the holder of the
 * economic rights,  and the successive licensors  have only  limited
 * liability.
 *
 * In this respect, the user's attention is drawn to the risks associated
 * with loading,  using,  modifying and/or developing or reproducing the
 * software by the user in light of its specific status of free software,
 * that may mean  that it is complicated to manipulate,  and  that  also
 * therefore means  that it is reserved for developers  and  experienced
 * professionals having in-depth computer knowledge. Users are therefore
 * encouraged to load and test the software's suitability as regards their
 * requirements in conditions enabling the security of their systems and/or
 * data to be ensured and,  more generally, to use and operate it in the
 * same conditions as regards security.
 *
 * The fact that you are presently reading this means that you have had
 * knowledge of the CeCILL-C license and that you accept its terms.
 */
/* tslint:disable: no-use-before-declare */

import { Component, forwardRef, Input } from '@angular/core';
import { ControlValueAccessor, NG_VALUE_ACCESSOR } from '@angular/forms';

export const SLIDE_TOGGLE_VALUE_ACCESSOR: any = {
  provide: NG_VALUE_ACCESSOR,
  useExisting: forwardRef(() => SlideToggleComponent),
  multi: true
};

@Component({
  selector: 'vitamui-common-slide-toggle',
  templateUrl: './slide-toggle.component.html',
  styleUrls: ['./slide-toggle.component.scss'],
  providers: [SLIDE_TOGGLE_VALUE_ACCESSOR]
})
export class SlideToggleComponent implements ControlValueAccessor {

  @Input() required: boolean;
  @Input() tabIndex: number;
  @Input() checked: boolean;
  @Input() disabled: boolean;
  @Input() name: string | null = null;

  onChange = (_: any) => {};
  onTouched = () => {};

  constructor() { }

  toggle() {
    if (this.disabled) { return; }
    this.checked = !this.checked;
    this.onChange(this.checked);
  }

  writeValue(value: boolean) {
    this.checked = !!value;
  }

  registerOnChange(fn: any): void {
    this.onChange = fn;
  }

  registerOnTouched(fn: any): void {
    this.onTouched = fn;
  }

  setDisabledState(isDisabled: boolean) {
    this.disabled = isDisabled;
  }

}