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import {Injectable} from "@angular/core";
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import {BehaviorSubject, Observable, Subscriber} from "rxjs";
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import {ActivationStart, Router} from "@angular/router";
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@Injectable({
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providedIn: 'root'
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})
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export class LayoutService {
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/**
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* Set this to true when sidebar items are ready.
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*/
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private openSubject: BehaviorSubject<boolean> = new BehaviorSubject<boolean>(false);
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/**
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* Add hasSidebar: false on data of route config, if sidebar is not needed.
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*/
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private hasSidebarSubject: BehaviorSubject<boolean> = new BehaviorSubject<boolean>(false);
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/**
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* Add hasHeader: false on data of route config, if header is not needed.
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*/
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private hasHeaderSubject: BehaviorSubject<boolean> = new BehaviorSubject<boolean>(false);
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/**
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* Add hasAdminMenu: true on data of route config, if global sidebar should be used.
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*/
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private hasAdminMenuSubject: BehaviorSubject<boolean> = new BehaviorSubject<boolean>(false);
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/**
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* Add isFrontPage: true on data of route config, if current route is for front page.
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*/
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private isFrontPageSubject: BehaviorSubject<boolean> = new BehaviorSubject<boolean>(false);
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/**
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* Add isSmallScreen: true on data of route config, if screen is small.
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*/
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private isSmallScreenSubject: BehaviorSubject<boolean> = new BehaviorSubject<boolean>(false);
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/**
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* Add isDashboard: false on data of route config, if page is for a stakeholder but not for dashboard.
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*/
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private isDashboardSubject: BehaviorSubject<boolean> = new BehaviorSubject<boolean>(true);
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sub: any;
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ngOnDestroy() {
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this.clearSubscriptions();
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}
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clearSubscriptions() {
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if (this.sub instanceof Subscriber) {
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this.sub.unsubscribe();
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}
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}
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constructor(private router: Router) {
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this.sub = this.router.events.subscribe(event => {
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if (event instanceof ActivationStart) {
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let data = event.snapshot.data;
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if (data['hasSidebar'] !== undefined &&
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data['hasSidebar'] === false) {
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this.setHasSidebar(false);
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} else {
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this.setHasSidebar(true);
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}
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if (data['hasHeader'] !== undefined &&
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data['hasHeader'] === false) {
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this.setHasHeader(false);
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} else {
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this.setHasHeader(true);
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}
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if (data['hasAdminMenu'] !== undefined &&
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data['hasAdminMenu'] === true) {
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this.setHasAdminMenu(true);
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} else {
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this.setHasAdminMenu(false);
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}
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if (data['isFrontPage'] !== undefined &&
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data['isFrontPage'] === true) {
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this.setFrontPage(true);
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} else {
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this.setFrontPage(false);
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}
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if (data['isSmallScreen'] !== undefined &&
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data['isSmallScreen'] === true) {
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this.setSmallScreen(true);
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} else {
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this.setSmallScreen(false);
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}
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if (data['isDashboard'] !== undefined &&
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data['isDashboard'] === false) {
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this.setDashboard(false);
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} else {
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this.setDashboard(true);
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}
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}
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});
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}
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get open(): boolean {
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return this.openSubject.getValue();
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}
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setOpen(value: boolean) {
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this.openSubject.next(value);
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}
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get hasSidebar(): Observable<boolean> {
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return this.hasSidebarSubject.asObservable();
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}
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setHasSidebar(value: boolean) {
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this.hasSidebarSubject.next(value);
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}
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get hasHeader(): Observable<boolean> {
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return this.hasHeaderSubject.asObservable();
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}
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setHasHeader(value: boolean) {
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this.hasHeaderSubject.next(value);
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}
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get hasAdminMenu(): Observable<boolean> {
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return this.hasAdminMenuSubject.asObservable();
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}
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setHasAdminMenu(value: boolean) {
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this.hasAdminMenuSubject.next(value);
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}
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get isFrontPage(): Observable<boolean> {
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return this.isFrontPageSubject.asObservable();
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}
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setFrontPage(value: boolean) {
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this.isFrontPageSubject.next(value);
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}
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get isDashboard(): Observable<boolean> {
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return this.isDashboardSubject.asObservable();
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}
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setDashboard(value: boolean) {
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this.isDashboardSubject.next(value);
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}
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get isSmallScreen(): boolean {
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return this.isSmallScreenSubject.getValue();
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}
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setSmallScreen(value: boolean) {
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this.isSmallScreenSubject.next(value);
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}
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}
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