@spartacus/storefront
Version:
Spartacus Storefront is a package that you can include in your application, which allows you to add default storefront features.
125 lines • 14.5 kB
JavaScript
import { ChangeDetectionStrategy, Component, EventEmitter, HostBinding, Input, Output, } from '@angular/core';
import { timer } from 'rxjs';
import { delayWhen } from 'rxjs/operators';
import * as i0 from "@angular/core";
import * as i1 from "../split-view.service";
/**
* The view component is part of the `SplitViewComponent`. The view
* contains the navigable content that should be split up. It maintains
* a view position and allows to show or hide the view.
*
* The ViewComponent interacts with the `SplitViewService` for handing over the
* view state, so that the overarching `SplitViewComponent` can manage the
* overall experience.
*/
export class ViewComponent {
constructor(splitService, elementRef, cd) {
this.splitService = splitService;
this.elementRef = elementRef;
this.cd = cd;
/**
* The disappeared flag is added to the
*/
this.disappeared = true;
/**
* An update of the view visibility is emitted to the hiddenChange output.
*/
this.hiddenChange = new EventEmitter();
}
/**
* The hidden input is used to set the initial visible state of the view.
* The hidden state defaults to false.
*
* The hidden input supports 2-way binding, see `hiddenChange` property.
*/
set hidden(hidden) {
this._hidden = hidden;
this.splitService.toggle(this.viewPosition, hidden);
}
ngOnInit() {
const hidden = this._hidden ? { hidden: this._hidden } : {};
this.splitService.add(this.viewPosition, hidden);
this.subscription = this.splitService
.getViewState(this.viewPosition)
// delay the disappeared state, so that the (CSS driven) animation has time to finish
.pipe(delayWhen((view) => timer(view.hidden ? this.duration * 1.25 : 0)))
.subscribe((view) => {
this.hiddenChange.emit(view.hidden);
this._hidden = view.hidden;
this.disappeared = view.hidden;
this.cd.markForCheck();
});
}
/**
* Toggles the visibility of the view.
*
* An optional force flag can be used to explicitly show or hide view component.
*/
toggle(force) {
this.splitService.toggle(this.viewPosition, force);
}
/**
* Returns the position for the view.
*
* The position is either taken from the input `position` or generated by the `SplitService`.
*/
get viewPosition() {
if (!(Number(this.position) >= 0)) {
this.position = this.splitService.nextPosition.toString();
}
return Number(this.position);
}
/**
* Returns the duration in milliseconds. The duration is based on the CSS custom property
* `--cx-transition-duration`. Defaults to 300 milliseconds.
*/
get duration() {
const duration = getComputedStyle(this.elementRef.nativeElement)
.getPropertyValue('--cx-transition-duration')
.trim();
if (duration.indexOf('ms') > -1) {
return Number(duration.split('ms')[0]);
}
else if (duration.indexOf('s') > -1) {
return Number(duration.split('s')[0]) * 1000;
}
else {
return 300;
}
}
/**
* The view is removed from the `SplitService` so that the view no longer
* plays a role in the overall split view.
*/
ngOnDestroy() {
var _a;
this.splitService.remove(this.viewPosition);
(_a = this.subscription) === null || _a === void 0 ? void 0 : _a.unsubscribe();
}
}
ViewComponent.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "12.0.5", ngImport: i0, type: ViewComponent, deps: [{ token: i1.SplitViewService }, { token: i0.ElementRef }, { token: i0.ChangeDetectorRef }], target: i0.ɵɵFactoryTarget.Component });
ViewComponent.ɵcmp = i0.ɵɵngDeclareComponent({ minVersion: "12.0.0", version: "12.0.5", type: ViewComponent, selector: "cx-view", inputs: { position: "position", hidden: "hidden" }, outputs: { hiddenChange: "hiddenChange" }, host: { properties: { "attr.position": "this.position", "style.--cx-view-position": "this.position", "attr.disappeared": "this.disappeared" } }, ngImport: i0, template: "<ng-content></ng-content>\n", changeDetection: i0.ChangeDetectionStrategy.OnPush });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "12.0.5", ngImport: i0, type: ViewComponent, decorators: [{
type: Component,
args: [{
selector: 'cx-view',
templateUrl: './view.component.html',
changeDetection: ChangeDetectionStrategy.OnPush,
}]
}], ctorParameters: function () { return [{ type: i1.SplitViewService }, { type: i0.ElementRef }, { type: i0.ChangeDetectorRef }]; }, propDecorators: { position: [{
type: Input
}, {
type: HostBinding,
args: ['attr.position']
}, {
type: HostBinding,
args: ['style.--cx-view-position']
}], disappeared: [{
type: HostBinding,
args: ['attr.disappeared']
}], hidden: [{
type: Input
}], hiddenChange: [{
type: Output
}] } });
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The view\n * contains the navigable content that should be split up. It maintains\n * a view position and allows to show or hide the view.\n *\n * The ViewComponent interacts with the `SplitViewService` for handing over the\n * view state, so that the overarching `SplitViewComponent` can manage the\n * overall experience.\n */\n@Component({\n  selector: 'cx-view',\n  templateUrl: './view.component.html',\n  changeDetection: ChangeDetectionStrategy.OnPush,\n})\nexport class ViewComponent implements OnInit, OnDestroy {\n  protected _hidden;\n\n  @Input()\n  @HostBinding('attr.position')\n  @HostBinding('style.--cx-view-position')\n  position: string;\n\n  /**\n   * The disappeared flag is added to the\n   */\n  @HostBinding('attr.disappeared') disappeared = true;\n\n  /**\n   * The hidden input is used to set the initial visible state of the view.\n   * The hidden state defaults to false.\n   *\n   * The hidden input supports 2-way binding, see `hiddenChange` property.\n   */\n  @Input()\n  set hidden(hidden: boolean) {\n    this._hidden = hidden;\n    this.splitService.toggle(this.viewPosition, hidden);\n  }\n\n  /**\n   * An update of the view visibility is emitted to the hiddenChange output.\n   */\n  @Output()\n  hiddenChange = new EventEmitter();\n\n  protected subscription: Subscription;\n\n  constructor(\n    protected splitService: SplitViewService,\n    protected elementRef: ElementRef,\n    protected cd: ChangeDetectorRef\n  ) {}\n\n  ngOnInit() {\n    const hidden = this._hidden ? { hidden: this._hidden } : {};\n    this.splitService.add(this.viewPosition, hidden);\n\n    this.subscription = this.splitService\n      .getViewState(this.viewPosition)\n      // delay the disappeared state, so that the (CSS driven) animation has time to finish\n      .pipe(delayWhen((view) => timer(view.hidden ? this.duration * 1.25 : 0)))\n      .subscribe((view) => {\n        this.hiddenChange.emit(view.hidden);\n        this._hidden = view.hidden;\n\n        this.disappeared = view.hidden;\n        this.cd.markForCheck();\n      });\n  }\n\n  /**\n   * Toggles the visibility of the view.\n   *\n   * An optional force flag can be used to explicitly show or hide view component.\n   */\n  toggle(force?: boolean) {\n    this.splitService.toggle(this.viewPosition, force);\n  }\n\n  /**\n   * Returns the position for the view.\n   *\n   * The position is either taken from the input `position` or generated by the `SplitService`.\n   */\n  protected get viewPosition(): number {\n    if (!(Number(this.position) >= 0)) {\n      this.position = this.splitService.nextPosition.toString();\n    }\n    return Number(this.position);\n  }\n\n  /**\n   * Returns the duration in milliseconds. The duration is based on the CSS custom property\n   * `--cx-transition-duration`. Defaults to 300 milliseconds.\n   */\n  protected get duration(): number {\n    const duration: string = getComputedStyle(this.elementRef.nativeElement)\n      .getPropertyValue('--cx-transition-duration')\n      .trim();\n\n    if (duration.indexOf('ms') > -1) {\n      return Number(duration.split('ms')[0]);\n    } else if (duration.indexOf('s') > -1) {\n      return Number(duration.split('s')[0]) * 1000;\n    } else {\n      return 300;\n    }\n  }\n\n  /**\n   * The view is removed from the `SplitService` so that the view no longer\n   * plays a role in the overall split view.\n   */\n  ngOnDestroy() {\n    this.splitService.remove(this.viewPosition);\n    this.subscription?.unsubscribe();\n  }\n}\n","<ng-content></ng-content>\n"]}