browser/src/app/directives/blur-click.directive.ts

import {
    Directive,
    ElementRef,
    HostListener,
} from '@angular/core';

@Directive({
    selector: '[appBlurClick]',
})
export class BlurClickDirective {
    constructor(private el: ElementRef) {
    }

    @HostListener('click') onClick() {
        this.el.nativeElement.blur();
    }
}