import {Injectable} from '@angular/core'; import {HttpClient} from '@angular/common/http'; import {Observable} from "rxjs"; import {Session, User} from "../login/utils/helper.class"; import {map} from "rxjs/operators"; import {properties} from "../../../environments/environment"; import {StringUtils} from "../utils/string-utils.class"; import {CustomOptions} from "./servicesUtils/customOptions.class"; import {AdvancedAsyncSubject} from "../utils/AdvancedAsyncSubject"; import {isArray} from "rxjs/internal-compatibility"; @Injectable({ providedIn: 'root' }) export class UserManagementService { private readonly getUserInfoSubject: AdvancedAsyncSubject = new AdvancedAsyncSubject(); private static LOGIN = 'openid_connect_login'; private static LOGOUT: string = 'openid_logout'; private static USERINFO: string = 'userInfo'; public fixRedirectURL: string = null; public allowDoubleRedirectToFixAndCurrentPage: boolean = false; private redirectUrl: string = null; private subscription; private readonly routerSubscription; constructor(private http: HttpClient) { this.updateUserInfo(); } clearSubscriptions() { if (this.subscription) { this.subscription.unsubscribe(); } if (this.routerSubscription) { this.routerSubscription.unsubscribe(); } } public static userInfoUrl(index = 0): string { return (isArray(properties.loginServiceURL)?properties.loginServiceURL[index]:properties.loginServiceURL) + UserManagementService.USERINFO; } public get user(): User { return this.getUserInfoSubject.getValue(); } public getUserInfo(): Observable { return this.getUserInfoSubject.asObservable(); } public getUserInfoAt(index = 0): Observable { return this.http.get(UserManagementService.userInfoUrl(index), CustomOptions.registryOptions()).pipe(map(userInfo => { return new User(userInfo); })); } public updateUserInfo(resolve: Function = null) { this.subscription = this.getUserInfoAt().subscribe(user => { this.getUserInfoSubject.next(user); if (resolve) { resolve(); } }, error => { this.getUserInfoSubject.next(null); if (resolve) { resolve(); } }); } public setRedirectUrl(redirectTo: string | string [] = null) { let urls = Array.isArray(redirectTo)?redirectTo:(redirectTo?[redirectTo]:[]) for(let url of urls) { let parts = url.split('?'); let path = properties.baseLink + parts[0]; let params = null; if (parts.length == 2) { params = parts[1]; } let hash = path.indexOf("#"); let fragment = (hash !== -1) ? path.slice(hash + 1) : null; if (fragment) { path = path.slice(0, hash); } else { fragment = ""; } if (!path.includes('/reload')) { Session.setReloadUrl(location.protocol + "//" + location.host, path, params, fragment); } this.redirectUrl = StringUtils.URIEncode(location.protocol + "//" + location.host + this.fixRedirectURL); } if(urls.length == 0){ this.redirectUrl = StringUtils.URIEncode(location.href); Session.setReloadUrl(location.protocol + "//" + location.host, location.pathname, location.search, location.hash); } } public login(redirect: string = null) { Session.clearReloadUrl(); if(redirect) { this.redirectUrl = redirect; } else if (this.fixRedirectURL) { this.setRedirectUrl(this.allowDoubleRedirectToFixAndCurrentPage?[this.fixRedirectURL,location.href.split(location.host)[1]]:this.fixRedirectURL); } else { this.setRedirectUrl(); } let loginURL: string | string[] = isArray(properties.loginServiceURL)?properties.loginServiceURL.map(url => url + UserManagementService.LOGIN):(properties.loginServiceURL + UserManagementService.LOGIN); window.location.href = this.setURL(loginURL) + this.redirectUrl; } public logout() { Session.clearReloadUrl(); this.setRedirectUrl(); Session.removeUser(); let logoutURL: string | string[] = isArray(properties.loginServiceURL)?properties.loginServiceURL.map(url => url + UserManagementService.LOGOUT):(properties.loginServiceURL + UserManagementService.LOGOUT); window.location.href = this.setURL(logoutURL) + this.redirectUrl; } setURL(url: string | string[]) { if(isArray(url)) { let redirectURL = ''; url.forEach((url, index) => { if(index === 0) { redirectURL = url + "?redirect="; } else { redirectURL += encodeURIComponent(url + "?redirect="); } }); return redirectURL; } else { return url + "?redirect="; } } }