Produktbaum Seite bleibt bestehen, auch wenn auf eine andere Seite wie /risikoobjekte gewechselt wird
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@@ -1,14 +1,16 @@
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import { ApplicationConfig, provideBrowserGlobalErrorListeners, provideZoneChangeDetection } from '@angular/core';
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import { provideRouter } from '@angular/router';
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import {provideRouter, RouteReuseStrategy} from '@angular/router';
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import { routes } from './app.routes';
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import {provideHttpClient} from '@angular/common/http';
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import {CustomRouteReuseStrategy} from './route-reuse.strategy';
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export const appConfig: ApplicationConfig = {
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providers: [
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provideBrowserGlobalErrorListeners(),
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provideZoneChangeDetection({ eventCoalescing: true }),
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provideRouter(routes),
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provideHttpClient()
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provideHttpClient(),
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{ provide: RouteReuseStrategy, useClass: CustomRouteReuseStrategy }
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]
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};
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@@ -54,9 +54,9 @@
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<strong> {{meldung.errorMsg}} </strong>
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</div>
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<div *ngIf="risikoobjekte.length > 0" class="risikoobjekt-container">
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<div *ngIf="risikoobjektService.risikoobjekte().length > 0" class="risikoobjekt-container">
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<strong>Mit dem Baustein assoziiertes Risikoobjekt</strong>
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<div *ngFor="let ro of risikoobjekte" class="risikoobjekt-item-container">
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<div *ngFor="let ro of risikoobjektService.risikoobjekte()" class="risikoobjekt-item-container">
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<label [for]="'check-' + '{{ro.id}}'">
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{{ro.handelsbezeichnung}} ({{ro.baujahr}})
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</label>
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@@ -85,8 +85,8 @@ interface Plausi {
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})
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@Injectable({providedIn: 'root'})
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export class Produktbaum {
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private risikoobjektService = inject(RisikoobjektService);
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risikoobjekte = this.risikoobjektService.risikoobjekte();
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protected risikoobjektService = inject(RisikoobjektService);
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risikoobjekte = this.risikoobjektService.risikoobjekte;
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protected readonly title = signal('OMDSAngularWebClient');
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@@ -361,7 +361,7 @@ export class Produktbaum {
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for (const v of values) {
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const value = this.extractValue(v);
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const ro = this.risikoobjekte.find(
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const ro = this.risikoobjektService.risikoobjekte().find(
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r => r.id === value.substring(24)
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);
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@@ -668,7 +668,7 @@ export class Produktbaum {
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const fahrzeug = this.buildFahrzeug(p);
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let fahrzeugAlt =
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this.risikoobjekte.find(r =>
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this.risikoobjektService.risikoobjekte().find(r =>
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r.handelsbezeichnung === fahrzeug.handelsbezeichnung
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&& new Date(r.erstzulassung).getTime() === fahrzeug.erstzulassung.getTime())
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@@ -678,7 +678,7 @@ export class Produktbaum {
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fahrzeugAlt.baujahr = fahrzeug.baujahr;
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} else {
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console.log("neues fahrzeug")
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this.risikoobjekte.push(fahrzeug);
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this.risikoobjektService.addRisikoobjekt(fahrzeug);
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}
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}
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})
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31
src/app/route-reuse.strategy.ts
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31
src/app/route-reuse.strategy.ts
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@@ -0,0 +1,31 @@
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import { RouteReuseStrategy, ActivatedRouteSnapshot, DetachedRouteHandle } from '@angular/router';
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export class CustomRouteReuseStrategy implements RouteReuseStrategy {
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private handlers: { [key: string]: DetachedRouteHandle } = {};
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// Soll die Route gespeichert werden?
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shouldDetach(route: ActivatedRouteSnapshot): boolean {
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// Hier kannst du filtern, welche Route gespeichert werden soll (z.B. 'produktbaum')
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return route.routeConfig?.path === 'produktbaum';
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}
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// Speichert die Komponente
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store(route: ActivatedRouteSnapshot, handle: DetachedRouteHandle): void {
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this.handlers[route.routeConfig?.path!] = handle;
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}
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// Soll eine gespeicherte Route wiederhergestellt werden?
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shouldAttach(route: ActivatedRouteSnapshot): boolean {
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return !!this.handlers[route.routeConfig?.path!];
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}
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// Holt die gespeicherte Komponente zurück
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retrieve(route: ActivatedRouteSnapshot): DetachedRouteHandle {
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return this.handlers[route.routeConfig?.path!];
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}
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// Soll die Route beim Navigieren wiederverwendet werden?
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shouldReuseRoute(future: ActivatedRouteSnapshot, curr: ActivatedRouteSnapshot): boolean {
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return future.routeConfig === curr.routeConfig;
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}
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}
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