openaire-library/utils/properties/environment-specific.servic...

77 lines
2.3 KiB
TypeScript

import {Inject, Injectable, Optional} from '@angular/core';
import {HttpClient} from "@angular/common/http";
import {BehaviorSubject, of} from 'rxjs';
import {Request} from 'express';
import {REQUEST} from '@nguniversal/express-engine/tokens';
import {EnvProperties} from './env-properties';
import {properties} from "../../../../environments/environment";
import {ConnectHelper} from "../../connect/connectHelper";
@Injectable()
export class EnvironmentSpecificService {
public envSpecific: EnvProperties;
public domain: string;
private envSpecificSubject: BehaviorSubject<EnvProperties> = new BehaviorSubject<EnvProperties>(null);
constructor(private http: HttpClient, @Optional() @Inject(REQUEST) private request: Request) {
if(properties.adminToolsCommunity == "connect") {
if(properties.environment == "development"){
properties.domain = "https://beta."+(ConnectHelper.getCommunityFromDomain(properties.domain)?ConnectHelper.getCommunityFromDomain(properties.domain):"connect")+".openaire.eu";
}else{
properties.domain = "https://" + this.getDomain();
}
}
}
public loadEnvironment() {
this.envSpecific = properties;
return Promise.resolve(this.envSpecific);
}
public subscribeEnvironment() {
// Only want to do this once - if root page is revisited, it calls this again.
if (this.envSpecific === null || this.envSpecific === undefined) {
this.envSpecific = properties;
}
// console.log('subscribeEnvironment: already loaded ');
return of(this.envSpecific);
}
getDomain() {
var domain = "";
if (typeof document == 'undefined') {
domain = this.request.get('host').split(":")[0];
} else {
domain = document.location.hostname;
}
return domain;
}
public setEnvProperties(es: EnvProperties) {
// This has already been set so bail out.
if (es === null || es === undefined) {
return;
}
this.envSpecific = es;
if (this.envSpecificSubject) {
this.envSpecificSubject.next(this.envSpecific);
}
}
/*
Call this if you want to know when EnvProperties is set.
*/
public subscribe(caller: any, callback: (caller: any, es: EnvProperties) => void) {
this.envSpecificSubject
.subscribe((es) => {
if (es === null) {
return;
}
callback(caller, es);
});
}
}