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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 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 | 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 10x 5x 5x | import { ChangeDetectionStrategy, Component, Inject, Input, OnChanges } from '@angular/core';
import { isEqual } from 'lodash-es';
import { Observable, combineLatest, of } from 'rxjs';
import { distinctUntilChanged, map } from 'rxjs/operators';
import SwiperCore, { Navigation, Pagination, SwiperOptions } from 'swiper';
import {
LARGE_BREAKPOINT_WIDTH,
MEDIUM_BREAKPOINT_WIDTH,
SMALL_BREAKPOINT_WIDTH,
} from 'ish-core/configurations/injection-keys';
import { ProductContextDisplayProperties } from 'ish-core/facades/product-context.facade';
import { ShoppingFacade } from 'ish-core/facades/shopping.facade';
import { InjectSingle } from 'ish-core/utils/injection';
import { ProductItemDisplayType } from 'ish-shared/components/product/product-item/product-item.component';
SwiperCore.use([Pagination, Navigation]);
@Component({
selector: 'ish-products-list',
templateUrl: './products-list.component.html',
changeDetection: ChangeDetectionStrategy.OnPush,
})
export class ProductsListComponent implements OnChanges {
@Input({ required: true }) productSKUs: string[];
@Input() listStyle: string;
@Input() slideItems: number;
@Input() listItemStyle: ProductItemDisplayType;
@Input() listItemCSSClass: string;
@Input() listItemConfiguration: Partial<ProductContextDisplayProperties>;
productSKUs$: Observable<string[]>;
/**
* track already fetched SKUs
*/
private fetchedSKUs = new Set<string>();
/**
* configuration of swiper carousel
* https://swiperjs.com/swiper-api
*/
swiperConfig: SwiperOptions;
constructor(
@Inject(SMALL_BREAKPOINT_WIDTH) private smallBreakpointWidth: InjectSingle<typeof SMALL_BREAKPOINT_WIDTH>,
@Inject(MEDIUM_BREAKPOINT_WIDTH) private mediumBreakpointWidth: InjectSingle<typeof MEDIUM_BREAKPOINT_WIDTH>,
@Inject(LARGE_BREAKPOINT_WIDTH) private largeBreakpointWidth: InjectSingle<typeof LARGE_BREAKPOINT_WIDTH>,
private shoppingFacade: ShoppingFacade
) {
this.swiperConfig = {
watchSlidesProgress: true,
direction: 'horizontal',
navigation: true,
pagination: {
clickable: true,
},
observer: true,
observeParents: true,
};
}
ngOnChanges(): void {
this.configureSlides(this.slideItems);
// remove all SKUs from the productSKUs Array that are also contained in the failed products Array
this.productSKUs$ = combineLatest([of(this.productSKUs), this.shoppingFacade.failedProducts$]).pipe(
distinctUntilChanged<[string[], string[]]>(isEqual),
map(([skus, failed]) => skus.filter(x => !failed.includes(x)))
);
}
lazyFetch(fetch: boolean, sku: string): boolean {
Iif (fetch) {
this.fetchedSKUs.add(sku);
}
return this.fetchedSKUs.has(sku);
}
/**
* Configure Swiper slidesPerView/slidesPerGroup settings
* with breakpoint responsive design considerations based on the given slide items.
*
* @param slideItems The amount of slide items that should be rendered if enough screen space is available.
*/
private configureSlides(slideItems: number) {
switch (slideItems) {
case 1: {
this.swiperConfig.breakpoints = {
0: {
slidesPerView: 1,
slidesPerGroup: 1,
},
};
break;
}
case 2: {
this.swiperConfig.breakpoints = {
0: {
slidesPerView: 1,
slidesPerGroup: 1,
},
[this.smallBreakpointWidth]: {
slidesPerView: 2,
slidesPerGroup: 2,
},
};
break;
}
case 3: {
this.swiperConfig.breakpoints = {
0: {
slidesPerView: 1,
slidesPerGroup: 1,
},
[this.smallBreakpointWidth]: {
slidesPerView: 2,
slidesPerGroup: 2,
},
[this.mediumBreakpointWidth]: {
slidesPerView: 3,
slidesPerGroup: 3,
},
};
break;
}
default: {
this.swiperConfig.breakpoints = {
0: {
slidesPerView: 1,
slidesPerGroup: 1,
},
[this.smallBreakpointWidth]: {
slidesPerView: 2,
slidesPerGroup: 2,
},
[this.mediumBreakpointWidth]: {
slidesPerView: 3,
slidesPerGroup: 3,
},
[this.largeBreakpointWidth]: {
slidesPerView: 4,
slidesPerGroup: 4,
},
};
}
}
}
}
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