apstorydnn-navigation-angular
Version:
[](https://apstory.visualstudio.com/ApStory/_build/latest?definitionId=25)
95 lines • 11.7 kB
JavaScript
import { Location } from '@angular/common';
import { Injectable, ComponentFactoryResolver } from '@angular/core';
import { Subject } from 'rxjs';
import * as i0 from "@angular/core";
import * as i1 from "@angular/common";
export class ApstorydnnNavigationService {
constructor(componentFactory, location) {
this.componentFactory = componentFactory;
this.location = location;
this.navSubject = new Subject();
this.paramSubject = new Subject();
this.navStack = [];
this.params = {};
}
setUrl(url) {
location.href = url;
}
getUrlParam(paramName) {
const path = this.location.path(false);
const queryString = path.substr(path.indexOf('?') + 1);
const urlParameters = new URLSearchParams(queryString);
return urlParameters.get(paramName);
}
clearUrlParams() {
this.location.replaceState('/', '');
}
getNavigationEvent() {
return this.navSubject.asObservable();
}
getParameterEvent() {
return this.paramSubject.asObservable();
}
setComponent(type) {
if (this.componentRef) {
this.componentRef.destroy();
}
const factory = this.componentFactory.resolveComponentFactory(type);
this.componentRef = this.componentHolder.createComponent(factory);
}
setup(navHolder) {
this.componentHolder = navHolder;
}
setParam(key, value) {
this.params[key] = value;
this.paramSubject.next(key);
}
getParam(key) {
return this.params[key];
}
push(page) {
if (this.prevPage) {
this.navStack.push(this.prevPage);
}
this.setComponent(page);
this.prevPage = page;
this.navSubject.next(this.componentRef);
}
canPop() {
return this.navStack.length > 0;
}
popTo(screen) {
while (typeof (screen) != typeof (this.prevPage)) {
if (this.canPop()) {
this.prevPage = this.navStack.pop();
}
}
this.setComponent(this.prevPage);
this.navSubject.next(this.componentRef);
}
popBack(nr) {
for (let i = 0; i < nr; i++) {
if (this.canPop()) {
this.prevPage = this.navStack.pop();
}
}
this.setComponent(this.prevPage);
this.navSubject.next(this.componentRef);
}
pop() {
if (this.canPop()) {
this.prevPage = this.navStack.pop();
this.setComponent(this.prevPage);
this.navSubject.next(this.componentRef);
}
}
}
/** @nocollapse */ ApstorydnnNavigationService.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.2.1", ngImport: i0, type: ApstorydnnNavigationService, deps: [{ token: i0.ComponentFactoryResolver }, { token: i1.Location }], target: i0.ɵɵFactoryTarget.Injectable });
/** @nocollapse */ ApstorydnnNavigationService.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "15.2.1", ngImport: i0, type: ApstorydnnNavigationService, providedIn: 'root' });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.2.1", ngImport: i0, type: ApstorydnnNavigationService, decorators: [{
type: Injectable,
args: [{
providedIn: 'root'
}]
}], ctorParameters: function () { return [{ type: i0.ComponentFactoryResolver }, { type: i1.Location }]; } });
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{ Location } from '@angular/common';\r\nimport { Injectable, ViewContainerRef, ComponentRef, ComponentFactoryResolver } from '@angular/core';\r\nimport { Observable, Subject } from 'rxjs';\r\n\r\n@Injectable({\r\n  providedIn: 'root'\r\n})\r\nexport class ApstorydnnNavigationService {\r\n  private navSubject = new Subject<any>();\r\n  private paramSubject = new Subject<any>();\r\n\r\n  private params: { [key: string]: any };\r\n  private prevPage: any;\r\n  private navStack: any[];\r\n  private componentHolder: ViewContainerRef;\r\n  private componentRef: ComponentRef<any>;\r\n\r\n  constructor(private componentFactory: ComponentFactoryResolver, private location: Location) {\r\n    this.navStack = [];\r\n    this.params = {};\r\n  }\r\n\r\n  setUrl(url: string) {\r\n    location.href = url;\r\n  }\r\n\r\n  getUrlParam(paramName: string) {\r\n    const path = this.location.path(false);\r\n    const queryString = path.substr(path.indexOf('?') + 1);\r\n    const urlParameters = new URLSearchParams(queryString);\r\n    return urlParameters.get(paramName);\r\n  }\r\n\r\n  clearUrlParams() {\r\n    this.location.replaceState('/', '');\r\n  }\r\n\r\n  getNavigationEvent(): Observable<any> {\r\n    return this.navSubject.asObservable();\r\n  }\r\n\r\n  getParameterEvent(): Observable<any> {\r\n    return this.paramSubject.asObservable();\r\n  }\r\n\r\n  private setComponent(type: any): void {\r\n    if (this.componentRef) {\r\n      this.componentRef.destroy();\r\n    }\r\n\r\n    const factory = this.componentFactory.resolveComponentFactory(type);\r\n    this.componentRef = this.componentHolder.createComponent(factory);\r\n  }\r\n\r\n  setup(navHolder: ViewContainerRef) {\r\n    this.componentHolder = navHolder;\r\n  }\r\n\r\n  setParam(key: string, value: any) {\r\n    this.params[key] = value;\r\n    this.paramSubject.next(key);\r\n  }\r\n\r\n  getParam(key: string) {\r\n    return this.params[key];\r\n  }\r\n\r\n  push(page: any) {\r\n    if (this.prevPage) {\r\n      this.navStack.push(this.prevPage);\r\n    }\r\n\r\n    this.setComponent(page);\r\n    this.prevPage = page;\r\n    this.navSubject.next(this.componentRef);\r\n  }\r\n\r\n  canPop() {\r\n    return this.navStack.length > 0;\r\n  }\r\n\r\n  popTo(screen: any) {\r\n    while (typeof (screen) != typeof (this.prevPage)) {\r\n      if (this.canPop()) {\r\n        this.prevPage = this.navStack.pop();\r\n      }\r\n    }\r\n\r\n    this.setComponent(this.prevPage);\r\n    this.navSubject.next(this.componentRef);\r\n  }\r\n\r\n  popBack(nr: number) {\r\n    for (let i = 0; i < nr; i++) {\r\n      if (this.canPop()) {\r\n        this.prevPage = this.navStack.pop();\r\n      }\r\n    }\r\n\r\n    this.setComponent(this.prevPage);\r\n    this.navSubject.next(this.componentRef);\r\n  }\r\n\r\n  pop() {\r\n    if (this.canPop()) {\r\n      this.prevPage = this.navStack.pop();\r\n      this.setComponent(this.prevPage);\r\n      this.navSubject.next(this.componentRef);\r\n    }\r\n  }\r\n}"]}