All files / src/app/shared/cms/components/cms-navigation-category cms-navigation-category.component.ts

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import { ChangeDetectionStrategy, Component, Input, OnChanges } from '@angular/core';
import { Observable } from 'rxjs';
 
import { ShoppingFacade } from 'ish-core/facades/shopping.facade';
import { ContentPageletView } from 'ish-core/models/content-view/content-view.model';
import { NavigationCategory } from 'ish-core/models/navigation-category/navigation-category.model';
import { CMSComponent } from 'ish-shared/cms/models/cms-component/cms-component.model';
 
@Component({
  selector: 'ish-cms-navigation-category',
  templateUrl: './cms-navigation-category.component.html',
  changeDetection: ChangeDetectionStrategy.OnPush,
})
export class CMSNavigationCategoryComponent implements CMSComponent, OnChanges {
  @Input({ required: true }) pagelet: ContentPageletView;
 
  categoryTree$: Observable<NavigationCategory>;
 
  private openedCategories: string[] = [];
 
  constructor(private shoppingFacade: ShoppingFacade) {}
 
  ngOnChanges(): void {
    if (this.pagelet?.hasParam('Category')) {
      this.categoryTree$ = this.shoppingFacade.navigationCategoryTree$(
        this.pagelet.stringParam('Category'),
        this.pagelet.numberParam('SubNavigationDepth', 0)
      );
    }
  }
 
  showSubMenu(childCount: number) {
    return (this.pagelet.hasParam('SubNavigationDepth') &&
      this.pagelet.numberParam('SubNavigationDepth') > 0 &&
      childCount) ||
      this.pagelet.hasParam('SubNavigationHTML')
      ? true
      : false;
  }
 
  subMenuShow(subMenu: HTMLElement) {
    subMenu.classList.add('hover');
  }
 
  subMenuHide(subMenu: HTMLElement) {
    subMenu.classList.remove('hover');
  }
 
  /**
   * Indicate if specific content page is expanded.
   */
  isOpened(uniqueId: string): boolean {
    return this.openedCategories.includes(uniqueId);
  }
 
  /**
   * Toggle content page open state.
   */
  toggleOpen(uniqueId: string) {
    const index = this.openedCategories.findIndex(id => id === uniqueId);
    index > -1 ? this.openedCategories.splice(index, 1) : this.openedCategories.push(uniqueId);
  }
}