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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 | 67x 67x 6x 6x 6x 6x 6x 6x 5x 14x 9x 9x 14x 4x 4x | import { Directive, Inject, Input, OnDestroy, OnInit, ViewContainerRef } from '@angular/core';
import { Subject } from 'rxjs';
import { EmbedService } from '../service/embed.service';
@Directive({ selector: '[appMdPost]' })
export class MdPostDirective implements OnInit, OnDestroy {
@Input('appMdPost')
load?: Subject<void> | string;
@Input()
data? = '';
@Input()
origin? = '';
private subscriptions: (() => void)[] = [];
private lastData = '';
constructor(
private embeds: EmbedService,
@Inject(ViewContainerRef) private viewContainerRef: ViewContainerRef,
) { }
ngOnInit(): void {
if (this.load && typeof this.load !== 'string') {
this.load.subscribe(() => this.postProcess())
} else E{
this.postProcess();
}
}
ngOnDestroy() {
this.subscriptions.forEach(fn => fn());
this.subscriptions.length = 0;
}
event(type: string, el: Element, fn: any) {
el.addEventListener(type, fn);
this.subscriptions.push(() => el.removeEventListener(type, fn));
}
postProcess() {
if (this.data === this.lastData) return;
this.ngOnDestroy();
this.subscriptions.push(this.embeds.postProcess(
this.viewContainerRef,
(type, el, fn) => this.event(type, el, fn),
this.origin));
}
}
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