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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 | 2x 2x 2x 2x 2x 1x 1x 1x 1x 1x 1x 3x | import { ChangeDetectionStrategy, Component, Inject, Input, OnInit } from '@angular/core';
import { Observable } from 'rxjs';
import { MAIN_NAVIGATION_MAX_SUB_CATEGORIES_DEPTH } from 'ish-core/configurations/injection-keys';
import { ShoppingFacade } from 'ish-core/facades/shopping.facade';
import { NavigationCategory } from 'ish-core/models/navigation-category/navigation-category.model';
import { InjectSingle } from 'ish-core/utils/injection';
@Component({
selector: 'ish-header-navigation',
templateUrl: './header-navigation.component.html',
changeDetection: ChangeDetectionStrategy.OnPush,
})
export class HeaderNavigationComponent implements OnInit {
@Input() view: 'auto' | 'small' | 'full' = 'auto';
categories$: Observable<NavigationCategory[]>;
private openedCategories: string[] = [];
// make variable SSR, that is used to check if the application is running in SSR or browser context, accessible in the template
isBrowser = !SSR;
constructor(
private shoppingFacade: ShoppingFacade,
@Inject(MAIN_NAVIGATION_MAX_SUB_CATEGORIES_DEPTH)
public mainNavigationMaxSubCategoriesDepth: InjectSingle<typeof MAIN_NAVIGATION_MAX_SUB_CATEGORIES_DEPTH>
) {}
ngOnInit() {
this.categories$ = this.shoppingFacade.navigationCategories$();
}
/**
* Handle sub menu show.
* Adds hover class to rendered element.
*
* @param subMenu The rendered sub menu element.
*/
subMenuShow(subMenu: HTMLElement) {
subMenu.classList.add('hover');
}
/**
* Handle sub menu hide.
* Removes hover class from rendered element.
*
* @param subMenu The rendered sub menu element.
*/
subMenuHide(subMenu: HTMLElement) {
subMenu.classList.remove('hover');
}
/**
* Indicate if specific category is expanded.
*
* @param category The category item.
*/
isOpened(uniqueId: string): boolean {
return this.openedCategories.includes(uniqueId);
}
/**
* Toggle category open state.
*
* @param category The category item.
*/
toggleOpen(uniqueId: string) {
const index = this.openedCategories.findIndex(id => id === uniqueId);
index > -1 ? this.openedCategories.splice(index, 1) : this.openedCategories.push(uniqueId);
}
}
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